forked from OSchip/llvm-project
6123 lines
228 KiB
C++
6123 lines
228 KiB
C++
//===- unittest/Format/FormatTest.cpp - Formatting unit tests -------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#define DEBUG_TYPE "format-test"
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#include "clang/Format/Format.h"
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#include "clang/Lex/Lexer.h"
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#include "llvm/Support/Debug.h"
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#include "gtest/gtest.h"
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namespace clang {
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namespace format {
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class FormatTest : public ::testing::Test {
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protected:
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std::string format(llvm::StringRef Code, unsigned Offset, unsigned Length,
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const FormatStyle &Style) {
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DEBUG(llvm::errs() << "---\n");
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std::vector<tooling::Range> Ranges(1, tooling::Range(Offset, Length));
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tooling::Replacements Replaces = reformat(Style, Code, Ranges);
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ReplacementCount = Replaces.size();
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std::string Result = applyAllReplacements(Code, Replaces);
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EXPECT_NE("", Result);
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DEBUG(llvm::errs() << "\n" << Result << "\n\n");
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return Result;
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}
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std::string
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format(llvm::StringRef Code, const FormatStyle &Style = getLLVMStyle()) {
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return format(Code, 0, Code.size(), Style);
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}
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std::string messUp(llvm::StringRef Code) {
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std::string MessedUp(Code.str());
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bool InComment = false;
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bool InPreprocessorDirective = false;
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bool JustReplacedNewline = false;
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for (unsigned i = 0, e = MessedUp.size() - 1; i != e; ++i) {
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if (MessedUp[i] == '/' && MessedUp[i + 1] == '/') {
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if (JustReplacedNewline)
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MessedUp[i - 1] = '\n';
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InComment = true;
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} else if (MessedUp[i] == '#' && (JustReplacedNewline || i == 0)) {
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if (i != 0)
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MessedUp[i - 1] = '\n';
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InPreprocessorDirective = true;
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} else if (MessedUp[i] == '\\' && MessedUp[i + 1] == '\n') {
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MessedUp[i] = ' ';
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MessedUp[i + 1] = ' ';
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} else if (MessedUp[i] == '\n') {
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if (InComment) {
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InComment = false;
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} else if (InPreprocessorDirective) {
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InPreprocessorDirective = false;
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} else {
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JustReplacedNewline = true;
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MessedUp[i] = ' ';
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}
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} else if (MessedUp[i] != ' ') {
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JustReplacedNewline = false;
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}
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}
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return MessedUp;
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}
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FormatStyle getLLVMStyleWithColumns(unsigned ColumnLimit) {
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FormatStyle Style = getLLVMStyle();
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Style.ColumnLimit = ColumnLimit;
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return Style;
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}
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FormatStyle getGoogleStyleWithColumns(unsigned ColumnLimit) {
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FormatStyle Style = getGoogleStyle();
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Style.ColumnLimit = ColumnLimit;
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return Style;
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}
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void verifyFormat(llvm::StringRef Code,
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const FormatStyle &Style = getLLVMStyle()) {
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EXPECT_EQ(Code.str(), format(messUp(Code), Style));
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}
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void verifyGoogleFormat(llvm::StringRef Code) {
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verifyFormat(Code, getGoogleStyle());
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}
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void verifyIndependentOfContext(llvm::StringRef text) {
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verifyFormat(text);
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verifyFormat(llvm::Twine("void f() { " + text + " }").str());
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}
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int ReplacementCount;
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};
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TEST_F(FormatTest, MessUp) {
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EXPECT_EQ("1 2 3", messUp("1 2 3"));
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EXPECT_EQ("1 2 3\n", messUp("1\n2\n3\n"));
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EXPECT_EQ("a\n//b\nc", messUp("a\n//b\nc"));
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EXPECT_EQ("a\n#b\nc", messUp("a\n#b\nc"));
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EXPECT_EQ("a\n#b c d\ne", messUp("a\n#b\\\nc\\\nd\ne"));
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}
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//===----------------------------------------------------------------------===//
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// Basic function tests.
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//===----------------------------------------------------------------------===//
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TEST_F(FormatTest, DoesNotChangeCorrectlyFormatedCode) {
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EXPECT_EQ(";", format(";"));
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}
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TEST_F(FormatTest, FormatsGlobalStatementsAt0) {
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EXPECT_EQ("int i;", format(" int i;"));
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EXPECT_EQ("\nint i;", format(" \n\t \r int i;"));
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EXPECT_EQ("int i;\nint j;", format(" int i; int j;"));
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EXPECT_EQ("int i;\nint j;", format(" int i;\n int j;"));
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}
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TEST_F(FormatTest, FormatsUnwrappedLinesAtFirstFormat) {
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EXPECT_EQ("int i;", format("int\ni;"));
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}
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TEST_F(FormatTest, FormatsNestedBlockStatements) {
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EXPECT_EQ("{\n {\n {}\n }\n}", format("{{{}}}"));
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}
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TEST_F(FormatTest, FormatsNestedCall) {
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verifyFormat("Method(f1, f2(f3));");
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verifyFormat("Method(f1(f2, f3()));");
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verifyFormat("Method(f1(f2, (f3())));");
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}
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TEST_F(FormatTest, NestedNameSpecifiers) {
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verifyFormat("vector< ::Type> v;");
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verifyFormat("::ns::SomeFunction(::ns::SomeOtherFunction())");
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}
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TEST_F(FormatTest, OnlyGeneratesNecessaryReplacements) {
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EXPECT_EQ("if (a) {\n"
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" f();\n"
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"}",
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format("if(a){f();}"));
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EXPECT_EQ(4, ReplacementCount);
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EXPECT_EQ("if (a) {\n"
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" f();\n"
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"}",
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format("if (a) {\n"
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" f();\n"
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"}"));
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EXPECT_EQ(0, ReplacementCount);
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}
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TEST_F(FormatTest, RemovesTrailingWhitespaceOfFormattedLine) {
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EXPECT_EQ("int a;\nint b;", format("int a; \nint b;", 0, 0, getLLVMStyle()));
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EXPECT_EQ("int a;", format("int a; "));
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EXPECT_EQ("int a;\n", format("int a; \n \n \n "));
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EXPECT_EQ("int a;\nint b; ",
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format("int a; \nint b; ", 0, 0, getLLVMStyle()));
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}
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TEST_F(FormatTest, FormatsCorrectRegionForLeadingWhitespace) {
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EXPECT_EQ("int b;\nint a;",
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format("int b;\n int a;", 7, 0, getLLVMStyle()));
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EXPECT_EQ("int b;\n int a;",
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format("int b;\n int a;", 6, 0, getLLVMStyle()));
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EXPECT_EQ("#define A \\\n"
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" int a; \\\n"
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" int b;",
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format("#define A \\\n"
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" int a; \\\n"
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" int b;",
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26, 0, getLLVMStyleWithColumns(12)));
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EXPECT_EQ("#define A \\\n"
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" int a; \\\n"
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" int b;",
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format("#define A \\\n"
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" int a; \\\n"
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" int b;",
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25, 0, getLLVMStyleWithColumns(12)));
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}
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TEST_F(FormatTest, RemovesWhitespaceWhenTriggeredOnEmptyLine) {
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EXPECT_EQ("int a;\n\n int b;",
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format("int a;\n \n\n int b;", 7, 0, getLLVMStyle()));
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EXPECT_EQ("int a;\n\n int b;",
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format("int a;\n \n\n int b;", 9, 0, getLLVMStyle()));
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}
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TEST_F(FormatTest, RemovesEmptyLines) {
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EXPECT_EQ("class C {\n"
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" int i;\n"
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"};",
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format("class C {\n"
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" int i;\n"
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"\n"
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"};"));
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// Don't remove empty lines in more complex control statements.
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EXPECT_EQ("void f() {\n"
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" if (a) {\n"
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" f();\n"
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"\n"
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" } else if (b) {\n"
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" f();\n"
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" }\n"
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"}",
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format("void f() {\n"
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" if (a) {\n"
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" f();\n"
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"\n"
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" } else if (b) {\n"
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" f();\n"
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"\n"
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" }\n"
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"\n"
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"}"));
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// FIXME: This is slightly inconsistent.
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EXPECT_EQ("namespace {\n"
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"int i;\n"
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"}",
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format("namespace {\n"
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"int i;\n"
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"\n"
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"}"));
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EXPECT_EQ("namespace {\n"
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"int i;\n"
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"\n"
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"} // namespace",
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format("namespace {\n"
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"int i;\n"
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"\n"
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"} // namespace"));
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}
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TEST_F(FormatTest, ReformatsMovedLines) {
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EXPECT_EQ(
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"template <typename T> T *getFETokenInfo() const {\n"
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" return static_cast<T *>(FETokenInfo);\n"
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"}\n"
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" int a; // <- Should not be formatted",
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format(
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"template<typename T>\n"
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"T *getFETokenInfo() const { return static_cast<T*>(FETokenInfo); }\n"
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" int a; // <- Should not be formatted",
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9, 5, getLLVMStyle()));
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}
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//===----------------------------------------------------------------------===//
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// Tests for control statements.
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//===----------------------------------------------------------------------===//
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TEST_F(FormatTest, FormatIfWithoutCompoundStatement) {
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verifyFormat("if (true)\n f();\ng();");
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verifyFormat("if (a)\n if (b)\n if (c)\n g();\nh();");
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verifyFormat("if (a)\n if (b) {\n f();\n }\ng();");
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FormatStyle AllowsMergedIf = getLLVMStyle();
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AllowsMergedIf.AllowShortIfStatementsOnASingleLine = true;
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verifyFormat("if (a)\n"
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" // comment\n"
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" f();",
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AllowsMergedIf);
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verifyFormat("if (a)\n"
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" ;",
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AllowsMergedIf);
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verifyFormat("if (a)\n"
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" if (b) return;",
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AllowsMergedIf);
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verifyFormat("if (a) // Can't merge this\n"
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" f();\n",
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AllowsMergedIf);
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verifyFormat("if (a) /* still don't merge */\n"
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" f();",
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AllowsMergedIf);
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verifyFormat("if (a) { // Never merge this\n"
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" f();\n"
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"}",
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AllowsMergedIf);
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verifyFormat("if (a) { /* Never merge this */\n"
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" f();\n"
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"}",
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AllowsMergedIf);
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EXPECT_EQ("if (a) return;", format("if(a)\nreturn;", 7, 1, AllowsMergedIf));
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EXPECT_EQ("if (a) return; // comment",
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format("if(a)\nreturn; // comment", 20, 1, AllowsMergedIf));
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AllowsMergedIf.ColumnLimit = 14;
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verifyFormat("if (a) return;", AllowsMergedIf);
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verifyFormat("if (aaaaaaaaa)\n"
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" return;",
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AllowsMergedIf);
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AllowsMergedIf.ColumnLimit = 13;
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verifyFormat("if (a)\n return;", AllowsMergedIf);
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}
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TEST_F(FormatTest, FormatLoopsWithoutCompoundStatement) {
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FormatStyle AllowsMergedLoops = getLLVMStyle();
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AllowsMergedLoops.AllowShortLoopsOnASingleLine = true;
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verifyFormat("while (true) continue;", AllowsMergedLoops);
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verifyFormat("for (;;) continue;", AllowsMergedLoops);
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verifyFormat("for (int &v : vec) v *= 2;", AllowsMergedLoops);
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verifyFormat("while (true)\n"
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" ;",
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AllowsMergedLoops);
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verifyFormat("for (;;)\n"
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" ;",
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AllowsMergedLoops);
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verifyFormat("for (;;)\n"
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" for (;;) continue;",
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AllowsMergedLoops);
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verifyFormat("for (;;) // Can't merge this\n"
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" continue;",
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AllowsMergedLoops);
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verifyFormat("for (;;) /* still don't merge */\n"
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" continue;",
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AllowsMergedLoops);
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}
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TEST_F(FormatTest, ParseIfElse) {
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verifyFormat("if (true)\n"
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" if (true)\n"
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" if (true)\n"
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" f();\n"
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" else\n"
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" g();\n"
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" else\n"
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" h();\n"
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"else\n"
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" i();");
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verifyFormat("if (true)\n"
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" if (true)\n"
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" if (true) {\n"
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" if (true)\n"
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" f();\n"
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" } else {\n"
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" g();\n"
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" }\n"
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" else\n"
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" h();\n"
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"else {\n"
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" i();\n"
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"}");
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}
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TEST_F(FormatTest, ElseIf) {
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verifyFormat("if (a) {\n} else if (b) {\n}");
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verifyFormat("if (a)\n"
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" f();\n"
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"else if (b)\n"
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" g();\n"
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"else\n"
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" h();");
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}
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TEST_F(FormatTest, FormatsForLoop) {
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verifyFormat(
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"for (int VeryVeryLongLoopVariable = 0; VeryVeryLongLoopVariable < 10;\n"
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" ++VeryVeryLongLoopVariable)\n"
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" ;");
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verifyFormat("for (;;)\n"
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" f();");
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verifyFormat("for (;;) {\n}");
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verifyFormat("for (;;) {\n"
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" f();\n"
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"}");
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verifyFormat("for (int i = 0; (i < 10); ++i) {\n}");
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verifyFormat(
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"for (std::vector<UnwrappedLine>::iterator I = UnwrappedLines.begin(),\n"
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" E = UnwrappedLines.end();\n"
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" I != E; ++I) {\n}");
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verifyFormat(
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"for (MachineFun::iterator IIII = PrevIt, EEEE = F.end(); IIII != EEEE;\n"
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" ++IIIII) {\n}");
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verifyFormat("for (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaa =\n"
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" aaaaaaaaaaaaaaaa.aaaaaaaaaaaaaaa;\n"
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" aaaaaaaaaaa != aaaaaaaaaaaaaaaaaaa; ++aaaaaaaaaaa) {\n}");
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verifyFormat("for (llvm::ArrayRef<NamedDecl *>::iterator\n"
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" I = FD->getDeclsInPrototypeScope().begin(),\n"
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" E = FD->getDeclsInPrototypeScope().end();\n"
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" I != E; ++I) {\n}");
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// FIXME: Not sure whether we want extra identation in line 3 here:
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verifyFormat(
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"for (aaaaaaaaaaaaaaaaa aaaaaaaaaaa = aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;\n"
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" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa !=\n"
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" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
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" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);\n"
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" ++aaaaaaaaaaa) {\n}");
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verifyFormat("for (int aaaaaaaaaaa = 1; aaaaaaaaaaa <= bbbbbbbbbbbbbbb;\n"
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" aaaaaaaaaaa++, bbbbbbbbbbbbbbbbb++) {\n"
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"}");
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verifyFormat("for (some_namespace::SomeIterator iter( // force break\n"
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" aaaaaaaaaa);\n"
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" iter; ++iter) {\n"
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"}");
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||
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FormatStyle NoBinPacking = getLLVMStyle();
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NoBinPacking.BinPackParameters = false;
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verifyFormat("for (int aaaaaaaaaaa = 1;\n"
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" aaaaaaaaaaa <= aaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaa,\n"
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" aaaaaaaaaaaaaaaa,\n"
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" aaaaaaaaaaaaaaaa,\n"
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" aaaaaaaaaaaaaaaa);\n"
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" aaaaaaaaaaa++, bbbbbbbbbbbbbbbbb++) {\n"
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"}",
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NoBinPacking);
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verifyFormat(
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"for (std::vector<UnwrappedLine>::iterator I = UnwrappedLines.begin(),\n"
|
||
" E = UnwrappedLines.end();\n"
|
||
" I != E;\n"
|
||
" ++I) {\n}",
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NoBinPacking);
|
||
}
|
||
|
||
TEST_F(FormatTest, RangeBasedForLoops) {
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verifyFormat("for (auto aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa :\n"
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" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) {\n}");
|
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verifyFormat("for (auto aaaaaaaaaaaaaaaaaaaaa :\n"
|
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" aaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaa, aaaaaaaaaaaaa)) {\n}");
|
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verifyFormat("for (const aaaaaaaaaaaaaaaaaaaaa &aaaaaaaaa :\n"
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" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) {\n}");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsWhileLoop) {
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||
verifyFormat("while (true) {\n}");
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||
verifyFormat("while (true)\n"
|
||
" f();");
|
||
verifyFormat("while () {\n}");
|
||
verifyFormat("while () {\n"
|
||
" f();\n"
|
||
"}");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsDoWhile) {
|
||
verifyFormat("do {\n"
|
||
" do_something();\n"
|
||
"} while (something());");
|
||
verifyFormat("do\n"
|
||
" do_something();\n"
|
||
"while (something());");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsSwitchStatement) {
|
||
verifyFormat("switch (x) {\n"
|
||
"case 1:\n"
|
||
" f();\n"
|
||
" break;\n"
|
||
"case kFoo:\n"
|
||
"case ns::kBar:\n"
|
||
"case kBaz:\n"
|
||
" break;\n"
|
||
"default:\n"
|
||
" g();\n"
|
||
" break;\n"
|
||
"}");
|
||
verifyFormat("switch (x) {\n"
|
||
"case 1: {\n"
|
||
" f();\n"
|
||
" break;\n"
|
||
"}\n"
|
||
"}");
|
||
verifyFormat("switch (x) {\n"
|
||
"case 1: {\n"
|
||
" f();\n"
|
||
" {\n"
|
||
" g();\n"
|
||
" h();\n"
|
||
" }\n"
|
||
" break;\n"
|
||
"}\n"
|
||
"}");
|
||
verifyFormat("switch (x) {\n"
|
||
"case 1: {\n"
|
||
" f();\n"
|
||
" if (foo) {\n"
|
||
" g();\n"
|
||
" h();\n"
|
||
" }\n"
|
||
" break;\n"
|
||
"}\n"
|
||
"}");
|
||
verifyFormat("switch (x) {\n"
|
||
"case 1: {\n"
|
||
" f();\n"
|
||
" g();\n"
|
||
"} break;\n"
|
||
"}");
|
||
verifyFormat("switch (test)\n"
|
||
" ;");
|
||
verifyFormat("switch (x) {\n"
|
||
"default: {\n"
|
||
" // Do nothing.\n"
|
||
"}\n"
|
||
"}");
|
||
verifyFormat("switch (x) {\n"
|
||
"// comment\n"
|
||
"// if 1, do f()\n"
|
||
"case 1:\n"
|
||
" f();\n"
|
||
"}");
|
||
verifyFormat("switch (x) {\n"
|
||
"case 1:\n"
|
||
" // Do amazing stuff\n"
|
||
" {\n"
|
||
" f();\n"
|
||
" g();\n"
|
||
" }\n"
|
||
" break;\n"
|
||
"}");
|
||
verifyFormat("#define A \\\n"
|
||
" switch (x) { \\\n"
|
||
" case a: \\\n"
|
||
" foo = b; \\\n"
|
||
" }", getLLVMStyleWithColumns(20));
|
||
|
||
verifyGoogleFormat("switch (x) {\n"
|
||
" case 1:\n"
|
||
" f();\n"
|
||
" break;\n"
|
||
" case kFoo:\n"
|
||
" case ns::kBar:\n"
|
||
" case kBaz:\n"
|
||
" break;\n"
|
||
" default:\n"
|
||
" g();\n"
|
||
" break;\n"
|
||
"}");
|
||
verifyGoogleFormat("switch (x) {\n"
|
||
" case 1: {\n"
|
||
" f();\n"
|
||
" break;\n"
|
||
" }\n"
|
||
"}");
|
||
verifyGoogleFormat("switch (test)\n"
|
||
" ;");
|
||
|
||
verifyGoogleFormat("#define OPERATION_CASE(name) \\\n"
|
||
" case OP_name: \\\n"
|
||
" return operations::Operation##name\n");
|
||
verifyGoogleFormat("Operation codeToOperation(OperationCode OpCode) {\n"
|
||
" // Get the correction operation class.\n"
|
||
" switch (OpCode) {\n"
|
||
" CASE(Add);\n"
|
||
" CASE(Subtract);\n"
|
||
" default:\n"
|
||
" return operations::Unknown;\n"
|
||
" }\n"
|
||
"#undef OPERATION_CASE\n"
|
||
"}");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsLabels) {
|
||
verifyFormat("void f() {\n"
|
||
" some_code();\n"
|
||
"test_label:\n"
|
||
" some_other_code();\n"
|
||
" {\n"
|
||
" some_more_code();\n"
|
||
" another_label:\n"
|
||
" some_more_code();\n"
|
||
" }\n"
|
||
"}");
|
||
verifyFormat("some_code();\n"
|
||
"test_label:\n"
|
||
"some_other_code();");
|
||
}
|
||
|
||
//===----------------------------------------------------------------------===//
|
||
// Tests for comments.
|
||
//===----------------------------------------------------------------------===//
|
||
|
||
TEST_F(FormatTest, UnderstandsSingleLineComments) {
|
||
verifyFormat("//* */");
|
||
verifyFormat("// line 1\n"
|
||
"// line 2\n"
|
||
"void f() {}\n");
|
||
|
||
verifyFormat("void f() {\n"
|
||
" // Doesn't do anything\n"
|
||
"}");
|
||
verifyFormat("SomeObject\n"
|
||
" // Calling someFunction on SomeObject\n"
|
||
" .someFunction();");
|
||
verifyFormat("void f(int i, // some comment (probably for i)\n"
|
||
" int j, // some comment (probably for j)\n"
|
||
" int k); // some comment (probably for k)");
|
||
verifyFormat("void f(int i,\n"
|
||
" // some comment (probably for j)\n"
|
||
" int j,\n"
|
||
" // some comment (probably for k)\n"
|
||
" int k);");
|
||
|
||
verifyFormat("int i // This is a fancy variable\n"
|
||
" = 5; // with nicely aligned comment.");
|
||
|
||
verifyFormat("// Leading comment.\n"
|
||
"int a; // Trailing comment.");
|
||
verifyFormat("int a; // Trailing comment\n"
|
||
" // on 2\n"
|
||
" // or 3 lines.\n"
|
||
"int b;");
|
||
verifyFormat("int a; // Trailing comment\n"
|
||
"\n"
|
||
"// Leading comment.\n"
|
||
"int b;");
|
||
verifyFormat("int a; // Comment.\n"
|
||
" // More details.\n"
|
||
"int bbbb; // Another comment.");
|
||
verifyFormat(
|
||
"int aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa; // comment\n"
|
||
"int bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb; // comment\n"
|
||
"int cccccccccccccccccccccccccccccc; // comment\n"
|
||
"int ddd; // looooooooooooooooooooooooong comment\n"
|
||
"int aaaaaaaaaaaaaaaaaaaaaaa; // comment\n"
|
||
"int bbbbbbbbbbbbbbbbbbbbb; // comment\n"
|
||
"int ccccccccccccccccccc; // comment");
|
||
|
||
verifyFormat("#include \"a\" // comment\n"
|
||
"#include \"a/b/c\" // comment");
|
||
verifyFormat("#include <a> // comment\n"
|
||
"#include <a/b/c> // comment");
|
||
EXPECT_EQ("#include \\\n"
|
||
" \"a\" // comment\n"
|
||
"#include \"a/b/c\" // comment",
|
||
format("#include \\\n"
|
||
" \"a\" // comment\n"
|
||
"#include \"a/b/c\" // comment"));
|
||
|
||
verifyFormat("enum E {\n"
|
||
" // comment\n"
|
||
" VAL_A, // comment\n"
|
||
" VAL_B\n"
|
||
"};");
|
||
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa =\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb; // Trailing comment");
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa =\n"
|
||
" // Comment inside a statement.\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb;");
|
||
verifyFormat(
|
||
"bool aaaaaaaaaaaaa = // comment\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa || aaaaaaaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa || aaaaaaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
|
||
verifyFormat("int aaaa; // aaaaa\n"
|
||
"int aa; // aaaaaaa",
|
||
getLLVMStyleWithColumns(20));
|
||
|
||
EXPECT_EQ("void f() { // This does something ..\n"
|
||
"}\n"
|
||
"int a; // This is unrelated",
|
||
format("void f() { // This does something ..\n"
|
||
" }\n"
|
||
"int a; // This is unrelated"));
|
||
EXPECT_EQ("class C {\n"
|
||
" void f() { // This does something ..\n"
|
||
" } // awesome..\n"
|
||
"\n"
|
||
" int a; // This is unrelated\n"
|
||
"};",
|
||
format("class C{void f() { // This does something ..\n"
|
||
" } // awesome..\n"
|
||
" \n"
|
||
"int a; // This is unrelated\n"
|
||
"};"));
|
||
|
||
EXPECT_EQ("int i; // single line trailing comment",
|
||
format("int i;\\\n// single line trailing comment"));
|
||
|
||
verifyGoogleFormat("int a; // Trailing comment.");
|
||
|
||
verifyFormat("someFunction(anotherFunction( // Force break.\n"
|
||
" parameter));");
|
||
|
||
verifyGoogleFormat("#endif // HEADER_GUARD");
|
||
|
||
verifyFormat("const char *test[] = {\n"
|
||
" // A\n"
|
||
" \"aaaa\",\n"
|
||
" // B\n"
|
||
" \"aaaaa\",\n"
|
||
"};");
|
||
verifyGoogleFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaa); // 81_cols_with_this_comment");
|
||
EXPECT_EQ("D(a, {\n"
|
||
" // test\n"
|
||
" int a;\n"
|
||
"});",
|
||
format("D(a, {\n"
|
||
"// test\n"
|
||
"int a;\n"
|
||
"});"));
|
||
|
||
EXPECT_EQ("lineWith(); // comment\n"
|
||
"// at start\n"
|
||
"otherLine();",
|
||
format("lineWith(); // comment\n"
|
||
"// at start\n"
|
||
"otherLine();"));
|
||
EXPECT_EQ("lineWith(); // comment\n"
|
||
" // at start\n"
|
||
"otherLine();",
|
||
format("lineWith(); // comment\n"
|
||
" // at start\n"
|
||
"otherLine();"));
|
||
|
||
EXPECT_EQ("lineWith(); // comment\n"
|
||
"// at start\n"
|
||
"otherLine(); // comment",
|
||
format("lineWith(); // comment\n"
|
||
"// at start\n"
|
||
"otherLine(); // comment"));
|
||
EXPECT_EQ("lineWith();\n"
|
||
"// at start\n"
|
||
"otherLine(); // comment",
|
||
format("lineWith();\n"
|
||
" // at start\n"
|
||
"otherLine(); // comment"));
|
||
EXPECT_EQ("// first\n"
|
||
"// at start\n"
|
||
"otherLine(); // comment",
|
||
format("// first\n"
|
||
" // at start\n"
|
||
"otherLine(); // comment"));
|
||
EXPECT_EQ("f();\n"
|
||
"// first\n"
|
||
"// at start\n"
|
||
"otherLine(); // comment",
|
||
format("f();\n"
|
||
"// first\n"
|
||
" // at start\n"
|
||
"otherLine(); // comment"));
|
||
}
|
||
|
||
TEST_F(FormatTest, CanFormatCommentsLocally) {
|
||
EXPECT_EQ("int a; // comment\n"
|
||
"int b; // comment",
|
||
format("int a; // comment\n"
|
||
"int b; // comment",
|
||
0, 0, getLLVMStyle()));
|
||
EXPECT_EQ("int a; // comment\n"
|
||
" // line 2\n"
|
||
"int b;",
|
||
format("int a; // comment\n"
|
||
" // line 2\n"
|
||
"int b;",
|
||
28, 0, getLLVMStyle()));
|
||
EXPECT_EQ("int aaaaaa; // comment\n"
|
||
"int b;\n"
|
||
"int c; // unrelated comment",
|
||
format("int aaaaaa; // comment\n"
|
||
"int b;\n"
|
||
"int c; // unrelated comment",
|
||
31, 0, getLLVMStyle()));
|
||
}
|
||
|
||
TEST_F(FormatTest, RemovesTrailingWhitespaceOfComments) {
|
||
EXPECT_EQ("// comment", format("// comment "));
|
||
EXPECT_EQ("int aaaaaaa, bbbbbbb; // comment",
|
||
format("int aaaaaaa, bbbbbbb; // comment ",
|
||
getLLVMStyleWithColumns(33)));
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsBlockComments) {
|
||
verifyFormat("f(/*noSpaceAfterParameterNamingComment=*/true);");
|
||
EXPECT_EQ(
|
||
"f(aaaaaaaaaaaaaaaaaaaaaaaaa, /* Trailing comment for aa... */\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbb);",
|
||
format("f(aaaaaaaaaaaaaaaaaaaaaaaaa , \\\n/* Trailing comment for aa... */\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbb);"));
|
||
EXPECT_EQ(
|
||
"f(aaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" /* Leading comment for bb... */ bbbbbbbbbbbbbbbbbbbbbbbbb);",
|
||
format("f(aaaaaaaaaaaaaaaaaaaaaaaaa , \n"
|
||
"/* Leading comment for bb... */ bbbbbbbbbbbbbbbbbbbbbbbbb);"));
|
||
EXPECT_EQ(
|
||
"void aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaa) { /*aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa*/\n"
|
||
"}",
|
||
format("void aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaa ,\n"
|
||
" aaaaaaaaaaaaaaaaaa) { /*aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa*/\n"
|
||
"}"));
|
||
|
||
FormatStyle NoBinPacking = getLLVMStyle();
|
||
NoBinPacking.BinPackParameters = false;
|
||
verifyFormat("aaaaaaaa(/* parameter 1 */ aaaaaa,\n"
|
||
" /* parameter 2 */ aaaaaa,\n"
|
||
" /* parameter 3 */ aaaaaa,\n"
|
||
" /* parameter 4 */ aaaaaa);",
|
||
NoBinPacking);
|
||
}
|
||
|
||
TEST_F(FormatTest, AlignsBlockComments) {
|
||
EXPECT_EQ("/*\n"
|
||
" * Really multi-line\n"
|
||
" * comment.\n"
|
||
" */\n"
|
||
"void f() {}",
|
||
format(" /*\n"
|
||
" * Really multi-line\n"
|
||
" * comment.\n"
|
||
" */\n"
|
||
" void f() {}"));
|
||
EXPECT_EQ("class C {\n"
|
||
" /*\n"
|
||
" * Another multi-line\n"
|
||
" * comment.\n"
|
||
" */\n"
|
||
" void f() {}\n"
|
||
"};",
|
||
format("class C {\n"
|
||
"/*\n"
|
||
" * Another multi-line\n"
|
||
" * comment.\n"
|
||
" */\n"
|
||
"void f() {}\n"
|
||
"};"));
|
||
EXPECT_EQ("/*\n"
|
||
" 1. This is a comment with non-trivial formatting.\n"
|
||
" 1.1. We have to indent/outdent all lines equally\n"
|
||
" 1.1.1. to keep the formatting.\n"
|
||
" */",
|
||
format(" /*\n"
|
||
" 1. This is a comment with non-trivial formatting.\n"
|
||
" 1.1. We have to indent/outdent all lines equally\n"
|
||
" 1.1.1. to keep the formatting.\n"
|
||
" */"));
|
||
EXPECT_EQ("/*\n"
|
||
"Don't try to outdent if there's not enough indentation.\n"
|
||
"*/",
|
||
format(" /*\n"
|
||
" Don't try to outdent if there's not enough indentation.\n"
|
||
" */"));
|
||
|
||
EXPECT_EQ("int i; /* Comment with empty...\n"
|
||
" *\n"
|
||
" * line. */",
|
||
format("int i; /* Comment with empty...\n"
|
||
" *\n"
|
||
" * line. */"));
|
||
}
|
||
|
||
TEST_F(FormatTest, CorrectlyHandlesLengthOfBlockComments) {
|
||
EXPECT_EQ("double *x; /* aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa */",
|
||
format("double *x; /* aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa */"));
|
||
EXPECT_EQ(
|
||
"void ffffffffffff(\n"
|
||
" int aaaaaaaa, int bbbbbbbb,\n"
|
||
" int cccccccccccc) { /*\n"
|
||
" aaaaaaaaaa\n"
|
||
" aaaaaaaaaaaaa\n"
|
||
" bbbbbbbbbbbbbb\n"
|
||
" bbbbbbbbbb\n"
|
||
" */\n"
|
||
"}",
|
||
format("void ffffffffffff(int aaaaaaaa, int bbbbbbbb, int cccccccccccc)\n"
|
||
"{ /*\n"
|
||
" aaaaaaaaaa aaaaaaaaaaaaa\n"
|
||
" bbbbbbbbbbbbbb bbbbbbbbbb\n"
|
||
" */\n"
|
||
"}",
|
||
getLLVMStyleWithColumns(40)));
|
||
}
|
||
|
||
TEST_F(FormatTest, DontBreakNonTrailingBlockComments) {
|
||
EXPECT_EQ("void\n"
|
||
"ffffffffff(int aaaaa /* test */);",
|
||
format("void ffffffffff(int aaaaa /* test */);",
|
||
getLLVMStyleWithColumns(35)));
|
||
}
|
||
|
||
TEST_F(FormatTest, SplitsLongCxxComments) {
|
||
EXPECT_EQ("// A comment that\n"
|
||
"// doesn't fit on\n"
|
||
"// one line",
|
||
format("// A comment that doesn't fit on one line",
|
||
getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("// a b c d\n"
|
||
"// e f g\n"
|
||
"// h i j k",
|
||
format("// a b c d e f g h i j k",
|
||
getLLVMStyleWithColumns(10)));
|
||
EXPECT_EQ("// a b c d\n"
|
||
"// e f g\n"
|
||
"// h i j k",
|
||
format("\\\n// a b c d e f g h i j k",
|
||
getLLVMStyleWithColumns(10)));
|
||
EXPECT_EQ("if (true) // A comment that\n"
|
||
" // doesn't fit on\n"
|
||
" // one line",
|
||
format("if (true) // A comment that doesn't fit on one line ",
|
||
getLLVMStyleWithColumns(30)));
|
||
EXPECT_EQ("// Don't_touch_leading_whitespace",
|
||
format("// Don't_touch_leading_whitespace",
|
||
getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("// Add leading\n"
|
||
"// whitespace",
|
||
format("//Add leading whitespace", getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("// whitespace", format("//whitespace", getLLVMStyle()));
|
||
EXPECT_EQ("// Even if it makes the line exceed the column\n"
|
||
"// limit",
|
||
format("//Even if it makes the line exceed the column limit",
|
||
getLLVMStyleWithColumns(51)));
|
||
EXPECT_EQ("//--But not here", format("//--But not here", getLLVMStyle()));
|
||
EXPECT_EQ("// A comment before\n"
|
||
"// a macro\n"
|
||
"// definition\n"
|
||
"#define a b",
|
||
format("// A comment before a macro definition\n"
|
||
"#define a b",
|
||
getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("void ffffff(int aaaaaaaaa, // wwww\n"
|
||
" int a, int bbb, // xxxxxxx\n"
|
||
" // yyyyyyyyy\n"
|
||
" int c, int d, int e) {}",
|
||
format("void ffffff(\n"
|
||
" int aaaaaaaaa, // wwww\n"
|
||
" int a,\n"
|
||
" int bbb, // xxxxxxx yyyyyyyyy\n"
|
||
" int c, int d, int e) {}",
|
||
getLLVMStyleWithColumns(40)));
|
||
EXPECT_EQ("//\t aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
|
||
format("//\t aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
|
||
getLLVMStyleWithColumns(20)));
|
||
}
|
||
|
||
TEST_F(FormatTest, DontSplitLineCommentsWithEscapedNewlines) {
|
||
EXPECT_EQ("// aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\\\n"
|
||
"// aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\\\n"
|
||
"// aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
|
||
format("// aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\\\n"
|
||
"// aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\\\n"
|
||
"// aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"));
|
||
EXPECT_EQ("int a; // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\\\n"
|
||
" // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\\\n"
|
||
" // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
|
||
format("int a; // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\\\n"
|
||
" // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\\\n"
|
||
" // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
|
||
getLLVMStyleWithColumns(50)));
|
||
// FIXME: One day we might want to implement adjustment of leading whitespace
|
||
// of the consecutive lines in this kind of comment:
|
||
EXPECT_EQ("int\n"
|
||
"a; // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\\\n"
|
||
" // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\\\n"
|
||
" // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
|
||
format("int a; // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\\\n"
|
||
" // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\\\n"
|
||
" // AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
|
||
getLLVMStyleWithColumns(49)));
|
||
}
|
||
|
||
TEST_F(FormatTest, PriorityOfCommentBreaking) {
|
||
EXPECT_EQ("if (xxx == yyy && // aaaaaaaaaaaa\n"
|
||
" // bbbbbbbbb\n"
|
||
" zzz)\n"
|
||
" q();",
|
||
format("if (xxx == yyy && // aaaaaaaaaaaa bbbbbbbbb\n"
|
||
" zzz) q();",
|
||
getLLVMStyleWithColumns(40)));
|
||
EXPECT_EQ("if (xxxxxxxxxx ==\n"
|
||
" yyy && // aaaaaa bbbbbbbb cccc\n"
|
||
" zzz)\n"
|
||
" q();",
|
||
format("if (xxxxxxxxxx == yyy && // aaaaaa bbbbbbbb cccc\n"
|
||
" zzz) q();",
|
||
getLLVMStyleWithColumns(40)));
|
||
EXPECT_EQ("if (xxxxxxxxxx &&\n"
|
||
" yyy || // aaaaaa bbbbbbbb cccc\n"
|
||
" zzz)\n"
|
||
" q();",
|
||
format("if (xxxxxxxxxx && yyy || // aaaaaa bbbbbbbb cccc\n"
|
||
" zzz) q();",
|
||
getLLVMStyleWithColumns(40)));
|
||
EXPECT_EQ("fffffffff(&xxx, // aaaaaaaaaaaa\n"
|
||
" // bbbbbbbbbbb\n"
|
||
" zzz);",
|
||
format("fffffffff(&xxx, // aaaaaaaaaaaa bbbbbbbbbbb\n"
|
||
" zzz);",
|
||
getLLVMStyleWithColumns(40)));
|
||
}
|
||
|
||
TEST_F(FormatTest, MultiLineCommentsInDefines) {
|
||
EXPECT_EQ("#define A(x) /* \\\n"
|
||
" a comment \\\n"
|
||
" inside */ \\\n"
|
||
" f();",
|
||
format("#define A(x) /* \\\n"
|
||
" a comment \\\n"
|
||
" inside */ \\\n"
|
||
" f();",
|
||
getLLVMStyleWithColumns(17)));
|
||
EXPECT_EQ("#define A( \\\n"
|
||
" x) /* \\\n"
|
||
" a comment \\\n"
|
||
" inside */ \\\n"
|
||
" f();",
|
||
format("#define A( \\\n"
|
||
" x) /* \\\n"
|
||
" a comment \\\n"
|
||
" inside */ \\\n"
|
||
" f();",
|
||
getLLVMStyleWithColumns(17)));
|
||
}
|
||
|
||
TEST_F(FormatTest, ParsesCommentsAdjacentToPPDirectives) {
|
||
EXPECT_EQ("namespace {}\n// Test\n#define A",
|
||
format("namespace {}\n // Test\n#define A"));
|
||
EXPECT_EQ("namespace {}\n/* Test */\n#define A",
|
||
format("namespace {}\n /* Test */\n#define A"));
|
||
EXPECT_EQ("namespace {}\n/* Test */ #define A",
|
||
format("namespace {}\n /* Test */ #define A"));
|
||
}
|
||
|
||
TEST_F(FormatTest, SplitsLongLinesInComments) {
|
||
EXPECT_EQ("/* This is a long\n"
|
||
" * comment that\n"
|
||
" * doesn't\n"
|
||
" * fit on one line.\n"
|
||
" */",
|
||
format("/* "
|
||
"This is a long "
|
||
"comment that "
|
||
"doesn't "
|
||
"fit on one line. */",
|
||
getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("/* a b c d\n"
|
||
" * e f g\n"
|
||
" * h i j k\n"
|
||
" */",
|
||
format("/* a b c d e f g h i j k */",
|
||
getLLVMStyleWithColumns(10)));
|
||
EXPECT_EQ("/* a b c d\n"
|
||
" * e f g\n"
|
||
" * h i j k\n"
|
||
" */",
|
||
format("\\\n/* a b c d e f g h i j k */",
|
||
getLLVMStyleWithColumns(10)));
|
||
EXPECT_EQ("/*\n"
|
||
"This is a long\n"
|
||
"comment that doesn't\n"
|
||
"fit on one line.\n"
|
||
"*/",
|
||
format("/*\n"
|
||
"This is a long "
|
||
"comment that doesn't "
|
||
"fit on one line. \n"
|
||
"*/", getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("/*\n"
|
||
" * This is a long\n"
|
||
" * comment that\n"
|
||
" * doesn't fit on\n"
|
||
" * one line.\n"
|
||
" */",
|
||
format("/* \n"
|
||
" * This is a long "
|
||
" comment that "
|
||
" doesn't fit on "
|
||
" one line. \n"
|
||
" */", getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("/*\n"
|
||
" * This_is_a_comment_with_words_that_dont_fit_on_one_line\n"
|
||
" * so_it_should_be_broken\n"
|
||
" * wherever_a_space_occurs\n"
|
||
" */",
|
||
format("/*\n"
|
||
" * This_is_a_comment_with_words_that_dont_fit_on_one_line "
|
||
" so_it_should_be_broken "
|
||
" wherever_a_space_occurs \n"
|
||
" */",
|
||
getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("/*\n"
|
||
" * This_comment_can_not_be_broken_into_lines\n"
|
||
" */",
|
||
format("/*\n"
|
||
" * This_comment_can_not_be_broken_into_lines\n"
|
||
" */",
|
||
getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("{\n"
|
||
" /*\n"
|
||
" This is another\n"
|
||
" long comment that\n"
|
||
" doesn't fit on one\n"
|
||
" line 1234567890\n"
|
||
" */\n"
|
||
"}",
|
||
format("{\n"
|
||
"/*\n"
|
||
"This is another "
|
||
" long comment that "
|
||
" doesn't fit on one"
|
||
" line 1234567890\n"
|
||
"*/\n"
|
||
"}", getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("{\n"
|
||
" /*\n"
|
||
" * This i s\n"
|
||
" * another comment\n"
|
||
" * t hat doesn' t\n"
|
||
" * fit on one l i\n"
|
||
" * n e\n"
|
||
" */\n"
|
||
"}",
|
||
format("{\n"
|
||
"/*\n"
|
||
" * This i s"
|
||
" another comment"
|
||
" t hat doesn' t"
|
||
" fit on one l i"
|
||
" n e\n"
|
||
" */\n"
|
||
"}", getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("/*\n"
|
||
" * This is a long\n"
|
||
" * comment that\n"
|
||
" * doesn't fit on\n"
|
||
" * one line\n"
|
||
" */",
|
||
format(" /*\n"
|
||
" * This is a long comment that doesn't fit on one line\n"
|
||
" */", getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("{\n"
|
||
" if (something) /* This is a\n"
|
||
" long\n"
|
||
" comment */\n"
|
||
" ;\n"
|
||
"}",
|
||
format("{\n"
|
||
" if (something) /* This is a long comment */\n"
|
||
" ;\n"
|
||
"}",
|
||
getLLVMStyleWithColumns(30)));
|
||
|
||
EXPECT_EQ("/* A comment before\n"
|
||
" * a macro\n"
|
||
" * definition */\n"
|
||
"#define a b",
|
||
format("/* A comment before a macro definition */\n"
|
||
"#define a b",
|
||
getLLVMStyleWithColumns(20)));
|
||
|
||
EXPECT_EQ("/* some comment\n"
|
||
" * a comment\n"
|
||
"* that we break\n"
|
||
" * another comment\n"
|
||
"* we have to break\n"
|
||
"* a left comment\n"
|
||
" */",
|
||
format(" /* some comment\n"
|
||
" * a comment that we break\n"
|
||
" * another comment we have to break\n"
|
||
"* a left comment\n"
|
||
" */",
|
||
getLLVMStyleWithColumns(20)));
|
||
|
||
EXPECT_EQ("/*\n"
|
||
"\n"
|
||
"\n"
|
||
" */\n",
|
||
format(" /* \n"
|
||
" \n"
|
||
" \n"
|
||
" */\n"));
|
||
}
|
||
|
||
TEST_F(FormatTest, SplitsLongLinesInCommentsInPreprocessor) {
|
||
EXPECT_EQ("#define X \\\n"
|
||
" /* \\\n"
|
||
" Test \\\n"
|
||
" Macro comment \\\n"
|
||
" with a long \\\n"
|
||
" line \\\n"
|
||
" */ \\\n"
|
||
" A + B",
|
||
format("#define X \\\n"
|
||
" /*\n"
|
||
" Test\n"
|
||
" Macro comment with a long line\n"
|
||
" */ \\\n"
|
||
" A + B",
|
||
getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("#define X \\\n"
|
||
" /* Macro comment \\\n"
|
||
" with a long \\\n"
|
||
" line */ \\\n"
|
||
" A + B",
|
||
format("#define X \\\n"
|
||
" /* Macro comment with a long\n"
|
||
" line */ \\\n"
|
||
" A + B",
|
||
getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("#define X \\\n"
|
||
" /* Macro comment \\\n"
|
||
" * with a long \\\n"
|
||
" * line */ \\\n"
|
||
" A + B",
|
||
format("#define X \\\n"
|
||
" /* Macro comment with a long line */ \\\n"
|
||
" A + B",
|
||
getLLVMStyleWithColumns(20)));
|
||
}
|
||
|
||
TEST_F(FormatTest, CommentsInStaticInitializers) {
|
||
EXPECT_EQ(
|
||
"static SomeType type = { aaaaaaaaaaaaaaaaaaaa, /* comment */\n"
|
||
" aaaaaaaaaaaaaaaaaaaa /* comment */,\n"
|
||
" /* comment */ aaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaa, // comment\n"
|
||
" aaaaaaaaaaaaaaaaaaaa };",
|
||
format("static SomeType type = { aaaaaaaaaaaaaaaaaaaa , /* comment */\n"
|
||
" aaaaaaaaaaaaaaaaaaaa /* comment */ ,\n"
|
||
" /* comment */ aaaaaaaaaaaaaaaaaaaa ,\n"
|
||
" aaaaaaaaaaaaaaaaaaaa , // comment\n"
|
||
" aaaaaaaaaaaaaaaaaaaa };"));
|
||
verifyFormat("static SomeType type = { aaaaaaaaaaa, // comment for aa...\n"
|
||
" bbbbbbbbbbb, ccccccccccc };");
|
||
verifyFormat("static SomeType type = { aaaaaaaaaaa,\n"
|
||
" // comment for bb....\n"
|
||
" bbbbbbbbbbb, ccccccccccc };");
|
||
verifyGoogleFormat(
|
||
"static SomeType type = {aaaaaaaaaaa, // comment for aa...\n"
|
||
" bbbbbbbbbbb, ccccccccccc};");
|
||
verifyGoogleFormat("static SomeType type = {aaaaaaaaaaa,\n"
|
||
" // comment for bb....\n"
|
||
" bbbbbbbbbbb, ccccccccccc};");
|
||
|
||
verifyFormat("S s = { { a, b, c }, // Group #1\n"
|
||
" { d, e, f }, // Group #2\n"
|
||
" { g, h, i } }; // Group #3");
|
||
verifyFormat("S s = { { // Group #1\n"
|
||
" a, b, c },\n"
|
||
" { // Group #2\n"
|
||
" d, e, f },\n"
|
||
" { // Group #3\n"
|
||
" g, h, i } };");
|
||
|
||
EXPECT_EQ("S s = {\n"
|
||
" // Some comment\n"
|
||
" a,\n"
|
||
"\n"
|
||
" // Comment after empty line\n"
|
||
" b\n"
|
||
"}",
|
||
format("S s = {\n"
|
||
" // Some comment\n"
|
||
" a,\n"
|
||
" \n"
|
||
" // Comment after empty line\n"
|
||
" b\n"
|
||
"}"));
|
||
EXPECT_EQ("S s = {\n"
|
||
" /* Some comment */\n"
|
||
" a,\n"
|
||
"\n"
|
||
" /* Comment after empty line */\n"
|
||
" b\n"
|
||
"}",
|
||
format("S s = {\n"
|
||
" /* Some comment */\n"
|
||
" a,\n"
|
||
" \n"
|
||
" /* Comment after empty line */\n"
|
||
" b\n"
|
||
"}"));
|
||
verifyFormat("const uint8_t aaaaaaaaaaaaaaaaaaaaaa[0] = {\n"
|
||
" 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // comment\n"
|
||
" 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // comment\n"
|
||
" 0x00, 0x00, 0x00, 0x00 // comment\n"
|
||
"};");
|
||
}
|
||
|
||
TEST_F(FormatTest, IgnoresIf0Contents) {
|
||
EXPECT_EQ("#if 0\n"
|
||
"}{)(&*(^%%#%@! fsadj f;ldjs ,:;| <<<>>>][)(][\n"
|
||
"#endif\n"
|
||
"void f() {}",
|
||
format("#if 0\n"
|
||
"}{)(&*(^%%#%@! fsadj f;ldjs ,:;| <<<>>>][)(][\n"
|
||
"#endif\n"
|
||
"void f( ) { }"));
|
||
EXPECT_EQ("#if false\n"
|
||
"void f( ) { }\n"
|
||
"#endif\n"
|
||
"void g() {}\n",
|
||
format("#if false\n"
|
||
"void f( ) { }\n"
|
||
"#endif\n"
|
||
"void g( ) { }\n"));
|
||
EXPECT_EQ("enum E {\n"
|
||
" One,\n"
|
||
" Two,\n"
|
||
"#if 0\n"
|
||
"Three,\n"
|
||
" Four,\n"
|
||
"#endif\n"
|
||
" Five\n"
|
||
"};",
|
||
format("enum E {\n"
|
||
" One,Two,\n"
|
||
"#if 0\n"
|
||
"Three,\n"
|
||
" Four,\n"
|
||
"#endif\n"
|
||
" Five};"));
|
||
EXPECT_EQ("enum F {\n"
|
||
" One,\n"
|
||
"#if 1\n"
|
||
" Two,\n"
|
||
"#if 0\n"
|
||
"Three,\n"
|
||
" Four,\n"
|
||
"#endif\n"
|
||
" Five\n"
|
||
"#endif\n"
|
||
"};",
|
||
format("enum F {\n"
|
||
"One,\n"
|
||
"#if 1\n"
|
||
"Two,\n"
|
||
"#if 0\n"
|
||
"Three,\n"
|
||
" Four,\n"
|
||
"#endif\n"
|
||
"Five\n"
|
||
"#endif\n"
|
||
"};"));
|
||
EXPECT_EQ("enum G {\n"
|
||
" One,\n"
|
||
"#if 0\n"
|
||
"Two,\n"
|
||
"#else\n"
|
||
" Three,\n"
|
||
"#endif\n"
|
||
" Four\n"
|
||
"};",
|
||
format("enum G {\n"
|
||
"One,\n"
|
||
"#if 0\n"
|
||
"Two,\n"
|
||
"#else\n"
|
||
"Three,\n"
|
||
"#endif\n"
|
||
"Four\n"
|
||
"};"));
|
||
EXPECT_EQ("enum H {\n"
|
||
" One,\n"
|
||
"#if 0\n"
|
||
"#ifdef Q\n"
|
||
"Two,\n"
|
||
"#else\n"
|
||
"Three,\n"
|
||
"#endif\n"
|
||
"#endif\n"
|
||
" Four\n"
|
||
"};",
|
||
format("enum H {\n"
|
||
"One,\n"
|
||
"#if 0\n"
|
||
"#ifdef Q\n"
|
||
"Two,\n"
|
||
"#else\n"
|
||
"Three,\n"
|
||
"#endif\n"
|
||
"#endif\n"
|
||
"Four\n"
|
||
"};"));
|
||
EXPECT_EQ("enum I {\n"
|
||
" One,\n"
|
||
"#if /* test */ 0 || 1\n"
|
||
"Two,\n"
|
||
"Three,\n"
|
||
"#endif\n"
|
||
" Four\n"
|
||
"};",
|
||
format("enum I {\n"
|
||
"One,\n"
|
||
"#if /* test */ 0 || 1\n"
|
||
"Two,\n"
|
||
"Three,\n"
|
||
"#endif\n"
|
||
"Four\n"
|
||
"};"));
|
||
EXPECT_EQ("enum J {\n"
|
||
" One,\n"
|
||
"#if 0\n"
|
||
"#if 0\n"
|
||
"Two,\n"
|
||
"#else\n"
|
||
"Three,\n"
|
||
"#endif\n"
|
||
"Four,\n"
|
||
"#endif\n"
|
||
" Five\n"
|
||
"};",
|
||
format("enum J {\n"
|
||
"One,\n"
|
||
"#if 0\n"
|
||
"#if 0\n"
|
||
"Two,\n"
|
||
"#else\n"
|
||
"Three,\n"
|
||
"#endif\n"
|
||
"Four,\n"
|
||
"#endif\n"
|
||
"Five\n"
|
||
"};"));
|
||
|
||
}
|
||
|
||
//===----------------------------------------------------------------------===//
|
||
// Tests for classes, namespaces, etc.
|
||
//===----------------------------------------------------------------------===//
|
||
|
||
TEST_F(FormatTest, DoesNotBreakSemiAfterClassDecl) {
|
||
verifyFormat("class A {};");
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsAccessSpecifiers) {
|
||
verifyFormat("class A {\n"
|
||
"public:\n"
|
||
"public: // comment\n"
|
||
"protected:\n"
|
||
"private:\n"
|
||
" void f() {}\n"
|
||
"};");
|
||
verifyGoogleFormat("class A {\n"
|
||
" public:\n"
|
||
" protected:\n"
|
||
" private:\n"
|
||
" void f() {}\n"
|
||
"};");
|
||
}
|
||
|
||
TEST_F(FormatTest, SeparatesLogicalBlocks) {
|
||
EXPECT_EQ("class A {\n"
|
||
"public:\n"
|
||
" void f();\n"
|
||
"\n"
|
||
"private:\n"
|
||
" void g() {}\n"
|
||
" // test\n"
|
||
"protected:\n"
|
||
" int h;\n"
|
||
"};",
|
||
format("class A {\n"
|
||
"public:\n"
|
||
"void f();\n"
|
||
"private:\n"
|
||
"void g() {}\n"
|
||
"// test\n"
|
||
"protected:\n"
|
||
"int h;\n"
|
||
"};"));
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsClasses) {
|
||
verifyFormat("class A : public B {};");
|
||
verifyFormat("class A : public ::B {};");
|
||
|
||
verifyFormat(
|
||
"class AAAAAAAAAAAAAAAAAAAA : public BBBBBBBBBBBBBBBBBBBBBBBBBBBBBB,\n"
|
||
" public CCCCCCCCCCCCCCCCCCCCCCCCCCCCCC {};");
|
||
verifyFormat("class AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\n"
|
||
" : public BBBBBBBBBBBBBBBBBBBBBBBBBBBBBB,\n"
|
||
" public CCCCCCCCCCCCCCCCCCCCCCCCCCCCCC {};");
|
||
verifyFormat(
|
||
"class A : public B, public C, public D, public E, public F {};");
|
||
verifyFormat("class AAAAAAAAAAAA : public B,\n"
|
||
" public C,\n"
|
||
" public D,\n"
|
||
" public E,\n"
|
||
" public F,\n"
|
||
" public G {};");
|
||
|
||
verifyFormat("class\n"
|
||
" ReallyReallyLongClassName {\n};",
|
||
getLLVMStyleWithColumns(32));
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsVariableDeclarationsAfterStructOrClass) {
|
||
verifyFormat("class A {\n} a, b;");
|
||
verifyFormat("struct A {\n} a, b;");
|
||
verifyFormat("union A {\n} a;");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsEnum) {
|
||
verifyFormat("enum {\n"
|
||
" Zero,\n"
|
||
" One = 1,\n"
|
||
" Two = One + 1,\n"
|
||
" Three = (One + Two),\n"
|
||
" Four = (Zero && (One ^ Two)) | (One << Two),\n"
|
||
" Five = (One, Two, Three, Four, 5)\n"
|
||
"};");
|
||
verifyFormat("enum Enum {};");
|
||
verifyFormat("enum {};");
|
||
verifyFormat("enum X E {\n} d;");
|
||
verifyFormat("enum __attribute__((...)) E {\n} d;");
|
||
verifyFormat("enum __declspec__((...)) E {\n} d;");
|
||
verifyFormat("enum X f() {\n a();\n return 42;\n}");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsEnumStruct) {
|
||
verifyFormat("enum struct {\n"
|
||
" Zero,\n"
|
||
" One = 1,\n"
|
||
" Two = One + 1,\n"
|
||
" Three = (One + Two),\n"
|
||
" Four = (Zero && (One ^ Two)) | (One << Two),\n"
|
||
" Five = (One, Two, Three, Four, 5)\n"
|
||
"};");
|
||
verifyFormat("enum struct Enum {};");
|
||
verifyFormat("enum struct {};");
|
||
verifyFormat("enum struct X E {\n} d;");
|
||
verifyFormat("enum struct __attribute__((...)) E {\n} d;");
|
||
verifyFormat("enum struct __declspec__((...)) E {\n} d;");
|
||
verifyFormat("enum struct X f() {\n a();\n return 42;\n}");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsEnumClass) {
|
||
verifyFormat("enum class {\n"
|
||
" Zero,\n"
|
||
" One = 1,\n"
|
||
" Two = One + 1,\n"
|
||
" Three = (One + Two),\n"
|
||
" Four = (Zero && (One ^ Two)) | (One << Two),\n"
|
||
" Five = (One, Two, Three, Four, 5)\n"
|
||
"};");
|
||
verifyFormat("enum class Enum {};");
|
||
verifyFormat("enum class {};");
|
||
verifyFormat("enum class X E {\n} d;");
|
||
verifyFormat("enum class __attribute__((...)) E {\n} d;");
|
||
verifyFormat("enum class __declspec__((...)) E {\n} d;");
|
||
verifyFormat("enum class X f() {\n a();\n return 42;\n}");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsBitfields) {
|
||
verifyFormat("struct Bitfields {\n"
|
||
" unsigned sClass : 8;\n"
|
||
" unsigned ValueKind : 2;\n"
|
||
"};");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsNamespaces) {
|
||
verifyFormat("namespace some_namespace {\n"
|
||
"class A {};\n"
|
||
"void f() { f(); }\n"
|
||
"}");
|
||
verifyFormat("namespace {\n"
|
||
"class A {};\n"
|
||
"void f() { f(); }\n"
|
||
"}");
|
||
verifyFormat("inline namespace X {\n"
|
||
"class A {};\n"
|
||
"void f() { f(); }\n"
|
||
"}");
|
||
verifyFormat("using namespace some_namespace;\n"
|
||
"class A {};\n"
|
||
"void f() { f(); }");
|
||
|
||
// This code is more common than we thought; if we
|
||
// layout this correctly the semicolon will go into
|
||
// its own line, which is undesireable.
|
||
verifyFormat("namespace {};");
|
||
verifyFormat("namespace {\n"
|
||
"class A {};\n"
|
||
"};");
|
||
|
||
verifyFormat("namespace {\n"
|
||
"int SomeVariable = 0; // comment\n"
|
||
"} // namespace");
|
||
EXPECT_EQ("#ifndef HEADER_GUARD\n"
|
||
"#define HEADER_GUARD\n"
|
||
"namespace my_namespace {\n"
|
||
"int i;\n"
|
||
"} // my_namespace\n"
|
||
"#endif // HEADER_GUARD",
|
||
format("#ifndef HEADER_GUARD\n"
|
||
" #define HEADER_GUARD\n"
|
||
" namespace my_namespace {\n"
|
||
"int i;\n"
|
||
"} // my_namespace\n"
|
||
"#endif // HEADER_GUARD"));
|
||
|
||
FormatStyle Style = getLLVMStyle();
|
||
Style.NamespaceIndentation = FormatStyle::NI_All;
|
||
EXPECT_EQ("namespace out {\n"
|
||
" int i;\n"
|
||
" namespace in {\n"
|
||
" int i;\n"
|
||
" } // namespace\n"
|
||
"} // namespace",
|
||
format("namespace out {\n"
|
||
"int i;\n"
|
||
"namespace in {\n"
|
||
"int i;\n"
|
||
"} // namespace\n"
|
||
"} // namespace",
|
||
Style));
|
||
|
||
Style.NamespaceIndentation = FormatStyle::NI_Inner;
|
||
EXPECT_EQ("namespace out {\n"
|
||
"int i;\n"
|
||
"namespace in {\n"
|
||
" int i;\n"
|
||
"} // namespace\n"
|
||
"} // namespace",
|
||
format("namespace out {\n"
|
||
"int i;\n"
|
||
"namespace in {\n"
|
||
"int i;\n"
|
||
"} // namespace\n"
|
||
"} // namespace",
|
||
Style));
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsExternC) { verifyFormat("extern \"C\" {\nint a;"); }
|
||
|
||
TEST_F(FormatTest, FormatsInlineASM) {
|
||
verifyFormat("asm(\"xyz\" : \"=a\"(a), \"=d\"(b) : \"a\"(data));");
|
||
verifyFormat(
|
||
"asm(\"movq\\t%%rbx, %%rsi\\n\\t\"\n"
|
||
" \"cpuid\\n\\t\"\n"
|
||
" \"xchgq\\t%%rbx, %%rsi\\n\\t\"\n"
|
||
" : \"=a\"(*rEAX), \"=S\"(*rEBX), \"=c\"(*rECX), \"=d\"(*rEDX)\n"
|
||
" : \"a\"(value));");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatTryCatch) {
|
||
// FIXME: Handle try-catch explicitly in the UnwrappedLineParser, then we'll
|
||
// also not create single-line-blocks.
|
||
verifyFormat("try {\n"
|
||
" throw a * b;\n"
|
||
"}\n"
|
||
"catch (int a) {\n"
|
||
" // Do nothing.\n"
|
||
"}\n"
|
||
"catch (...) {\n"
|
||
" exit(42);\n"
|
||
"}");
|
||
|
||
// Function-level try statements.
|
||
verifyFormat("int f() try { return 4; }\n"
|
||
"catch (...) {\n"
|
||
" return 5;\n"
|
||
"}");
|
||
verifyFormat("class A {\n"
|
||
" int a;\n"
|
||
" A() try : a(0) {}\n"
|
||
" catch (...) {\n"
|
||
" throw;\n"
|
||
" }\n"
|
||
"};\n");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatObjCTryCatch) {
|
||
verifyFormat("@try {\n"
|
||
" f();\n"
|
||
"}\n"
|
||
"@catch (NSException e) {\n"
|
||
" @throw;\n"
|
||
"}\n"
|
||
"@finally {\n"
|
||
" exit(42);\n"
|
||
"}");
|
||
}
|
||
|
||
TEST_F(FormatTest, StaticInitializers) {
|
||
verifyFormat("static SomeClass SC = { 1, 'a' };");
|
||
|
||
verifyFormat(
|
||
"static SomeClass WithALoooooooooooooooooooongName = {\n"
|
||
" 100000000, \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\"\n"
|
||
"};");
|
||
|
||
// Here, everything other than the "}" would fit on a line.
|
||
verifyFormat("static int LooooooooooooooooooooooooongVariable[1] = {\n"
|
||
" 100000000000000000000000\n"
|
||
"};");
|
||
EXPECT_EQ("S s = { a, b };", format("S s = {\n"
|
||
" a,\n"
|
||
"\n"
|
||
" b\n"
|
||
"};"));
|
||
|
||
// FIXME: This would fit into the column limit if we'd fit "{ {" on the first
|
||
// line. However, the formatting looks a bit off and this probably doesn't
|
||
// happen often in practice.
|
||
verifyFormat("static int Variable[1] = {\n"
|
||
" { 1000000000000000000000000000000000000 }\n"
|
||
"};",
|
||
getLLVMStyleWithColumns(40));
|
||
}
|
||
|
||
TEST_F(FormatTest, DesignatedInitializers) {
|
||
verifyFormat("const struct A a = { .a = 1, .b = 2 };");
|
||
verifyFormat("const struct A a = { .aaaaaaaaaa = 1,\n"
|
||
" .bbbbbbbbbb = 2,\n"
|
||
" .cccccccccc = 3,\n"
|
||
" .dddddddddd = 4,\n"
|
||
" .eeeeeeeeee = 5 };");
|
||
verifyFormat("const struct Aaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaa = {\n"
|
||
" .aaaaaaaaaaaaaaaaaaaaaaaaaaa = 1,\n"
|
||
" .bbbbbbbbbbbbbbbbbbbbbbbbbbb = 2,\n"
|
||
" .ccccccccccccccccccccccccccc = 3,\n"
|
||
" .ddddddddddddddddddddddddddd = 4,\n"
|
||
" .eeeeeeeeeeeeeeeeeeeeeeeeeee = 5\n"
|
||
"};");
|
||
|
||
verifyGoogleFormat("const struct A a = {.a = 1, .b = 2};");
|
||
}
|
||
|
||
TEST_F(FormatTest, NestedStaticInitializers) {
|
||
verifyFormat("static A x = { { {} } };\n");
|
||
verifyFormat("static A x = { { { init1, init2, init3, init4 },\n"
|
||
" { init1, init2, init3, init4 } } };");
|
||
|
||
verifyFormat("somes Status::global_reps[3] = {\n"
|
||
" { kGlobalRef, OK_CODE, NULL, NULL, NULL },\n"
|
||
" { kGlobalRef, CANCELLED_CODE, NULL, NULL, NULL },\n"
|
||
" { kGlobalRef, UNKNOWN_CODE, NULL, NULL, NULL }\n"
|
||
"};");
|
||
verifyGoogleFormat("SomeType Status::global_reps[3] = {\n"
|
||
" {kGlobalRef, OK_CODE, NULL, NULL, NULL},\n"
|
||
" {kGlobalRef, CANCELLED_CODE, NULL, NULL, NULL},\n"
|
||
" {kGlobalRef, UNKNOWN_CODE, NULL, NULL, NULL}};");
|
||
verifyFormat(
|
||
"CGRect cg_rect = { { rect.fLeft, rect.fTop },\n"
|
||
" { rect.fRight - rect.fLeft, rect.fBottom - rect.fTop"
|
||
" } };");
|
||
|
||
verifyFormat(
|
||
"SomeArrayOfSomeType a = { { { 1, 2, 3 }, { 1, 2, 3 },\n"
|
||
" { 111111111111111111111111111111,\n"
|
||
" 222222222222222222222222222222,\n"
|
||
" 333333333333333333333333333333 },\n"
|
||
" { 1, 2, 3 }, { 1, 2, 3 } } };");
|
||
verifyFormat(
|
||
"SomeArrayOfSomeType a = { { { 1, 2, 3 } }, { { 1, 2, 3 } },\n"
|
||
" { { 111111111111111111111111111111,\n"
|
||
" 222222222222222222222222222222,\n"
|
||
" 333333333333333333333333333333 } },\n"
|
||
" { { 1, 2, 3 } }, { { 1, 2, 3 } } };");
|
||
verifyGoogleFormat(
|
||
"SomeArrayOfSomeType a = {\n"
|
||
" {{1, 2, 3}}, {{1, 2, 3}},\n"
|
||
" {{111111111111111111111111111111, 222222222222222222222222222222,\n"
|
||
" 333333333333333333333333333333}},\n"
|
||
" {{1, 2, 3}}, {{1, 2, 3}}};");
|
||
|
||
// FIXME: We might at some point want to handle this similar to parameter
|
||
// lists, where we have an option to put each on a single line.
|
||
verifyFormat(
|
||
"struct {\n"
|
||
" unsigned bit;\n"
|
||
" const char *const name;\n"
|
||
"} kBitsToOs[] = { { kOsMac, \"Mac\" }, { kOsWin, \"Windows\" },\n"
|
||
" { kOsLinux, \"Linux\" }, { kOsCrOS, \"Chrome OS\" } };");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsSmallMacroDefinitionsInSingleLine) {
|
||
verifyFormat("#define ALooooooooooooooooooooooooooooooooooooooongMacro("
|
||
" \\\n"
|
||
" aLoooooooooooooooooooooooongFuuuuuuuuuuuuuunctiooooooooo)");
|
||
}
|
||
|
||
TEST_F(FormatTest, DoesNotBreakPureVirtualFunctionDefinition) {
|
||
verifyFormat(
|
||
"virtual void write(ELFWriter *writerrr,\n"
|
||
" OwningPtr<FileOutputBuffer> &buffer) = 0;");
|
||
}
|
||
|
||
TEST_F(FormatTest, LayoutUnknownPPDirective) {
|
||
EXPECT_EQ("#123 \"A string literal\"",
|
||
format(" # 123 \"A string literal\""));
|
||
EXPECT_EQ("#;", format("#;"));
|
||
verifyFormat("#\n;\n;\n;");
|
||
}
|
||
|
||
TEST_F(FormatTest, UnescapedEndOfLineEndsPPDirective) {
|
||
EXPECT_EQ("#line 42 \"test\"\n",
|
||
format("# \\\n line \\\n 42 \\\n \"test\"\n"));
|
||
EXPECT_EQ("#define A B\n", format("# \\\n define \\\n A \\\n B\n",
|
||
getLLVMStyleWithColumns(12)));
|
||
}
|
||
|
||
TEST_F(FormatTest, EndOfFileEndsPPDirective) {
|
||
EXPECT_EQ("#line 42 \"test\"",
|
||
format("# \\\n line \\\n 42 \\\n \"test\""));
|
||
EXPECT_EQ("#define A B", format("# \\\n define \\\n A \\\n B"));
|
||
}
|
||
|
||
TEST_F(FormatTest, IndentsPPDirectiveInReducedSpace) {
|
||
verifyFormat("#define A(BB)", getLLVMStyleWithColumns(13));
|
||
verifyFormat("#define A( \\\n BB)", getLLVMStyleWithColumns(12));
|
||
verifyFormat("#define A( \\\n A, B)", getLLVMStyleWithColumns(12));
|
||
// FIXME: We never break before the macro name.
|
||
verifyFormat("#define AA(\\\n B)", getLLVMStyleWithColumns(12));
|
||
|
||
verifyFormat("#define A A\n#define A A");
|
||
verifyFormat("#define A(X) A\n#define A A");
|
||
|
||
verifyFormat("#define Something Other", getLLVMStyleWithColumns(23));
|
||
verifyFormat("#define Something \\\n Other", getLLVMStyleWithColumns(22));
|
||
}
|
||
|
||
TEST_F(FormatTest, HandlePreprocessorDirectiveContext) {
|
||
EXPECT_EQ("// somecomment\n"
|
||
"#include \"a.h\"\n"
|
||
"#define A( \\\n"
|
||
" A, B)\n"
|
||
"#include \"b.h\"\n"
|
||
"// somecomment\n",
|
||
format(" // somecomment\n"
|
||
" #include \"a.h\"\n"
|
||
"#define A(A,\\\n"
|
||
" B)\n"
|
||
" #include \"b.h\"\n"
|
||
" // somecomment\n",
|
||
getLLVMStyleWithColumns(13)));
|
||
}
|
||
|
||
TEST_F(FormatTest, LayoutSingleHash) { EXPECT_EQ("#\na;", format("#\na;")); }
|
||
|
||
TEST_F(FormatTest, LayoutCodeInMacroDefinitions) {
|
||
EXPECT_EQ("#define A \\\n"
|
||
" c; \\\n"
|
||
" e;\n"
|
||
"f;",
|
||
format("#define A c; e;\n"
|
||
"f;",
|
||
getLLVMStyleWithColumns(14)));
|
||
}
|
||
|
||
TEST_F(FormatTest, LayoutRemainingTokens) { EXPECT_EQ("{}", format("{}")); }
|
||
|
||
TEST_F(FormatTest, AlwaysFormatsEntireMacroDefinitions) {
|
||
EXPECT_EQ("int i;\n"
|
||
"#define A \\\n"
|
||
" int i; \\\n"
|
||
" int j\n"
|
||
"int k;",
|
||
format("int i;\n"
|
||
"#define A \\\n"
|
||
" int i ; \\\n"
|
||
" int j\n"
|
||
"int k;",
|
||
8, 0, getGoogleStyle())); // 8: position of "#define".
|
||
EXPECT_EQ("int i;\n"
|
||
"#define A \\\n"
|
||
" int i; \\\n"
|
||
" int j\n"
|
||
"int k;",
|
||
format("int i;\n"
|
||
"#define A \\\n"
|
||
" int i ; \\\n"
|
||
" int j\n"
|
||
"int k;",
|
||
45, 0, getGoogleStyle())); // 45: position of "j".
|
||
}
|
||
|
||
TEST_F(FormatTest, MacroDefinitionInsideStatement) {
|
||
EXPECT_EQ("int x,\n"
|
||
"#define A\n"
|
||
" y;",
|
||
format("int x,\n#define A\ny;"));
|
||
}
|
||
|
||
TEST_F(FormatTest, HashInMacroDefinition) {
|
||
verifyFormat("#define A \\\n b #c;", getLLVMStyleWithColumns(11));
|
||
verifyFormat("#define A \\\n"
|
||
" { \\\n"
|
||
" f(#c);\\\n"
|
||
" }",
|
||
getLLVMStyleWithColumns(11));
|
||
|
||
verifyFormat("#define A(X) \\\n"
|
||
" void function##X()",
|
||
getLLVMStyleWithColumns(22));
|
||
|
||
verifyFormat("#define A(a, b, c) \\\n"
|
||
" void a##b##c()",
|
||
getLLVMStyleWithColumns(22));
|
||
|
||
verifyFormat("#define A void # ## #", getLLVMStyleWithColumns(22));
|
||
}
|
||
|
||
TEST_F(FormatTest, RespectWhitespaceInMacroDefinitions) {
|
||
verifyFormat("#define A (1)");
|
||
}
|
||
|
||
TEST_F(FormatTest, EmptyLinesInMacroDefinitions) {
|
||
EXPECT_EQ("#define A b;", format("#define A \\\n"
|
||
" \\\n"
|
||
" b;",
|
||
getLLVMStyleWithColumns(25)));
|
||
EXPECT_EQ("#define A \\\n"
|
||
" \\\n"
|
||
" a; \\\n"
|
||
" b;",
|
||
format("#define A \\\n"
|
||
" \\\n"
|
||
" a; \\\n"
|
||
" b;",
|
||
getLLVMStyleWithColumns(11)));
|
||
EXPECT_EQ("#define A \\\n"
|
||
" a; \\\n"
|
||
" \\\n"
|
||
" b;",
|
||
format("#define A \\\n"
|
||
" a; \\\n"
|
||
" \\\n"
|
||
" b;",
|
||
getLLVMStyleWithColumns(11)));
|
||
}
|
||
|
||
TEST_F(FormatTest, MacroDefinitionsWithIncompleteCode) {
|
||
verifyFormat("#define A :");
|
||
verifyFormat("#define SOMECASES \\\n"
|
||
" case 1: \\\n"
|
||
" case 2\n",
|
||
getLLVMStyleWithColumns(20));
|
||
verifyFormat("#define A template <typename T>");
|
||
verifyFormat("#define STR(x) #x\n"
|
||
"f(STR(this_is_a_string_literal{));");
|
||
}
|
||
|
||
TEST_F(FormatTest, MacrosWithoutTrailingSemicolon) {
|
||
verifyFormat("SOME_TYPE_NAME abc;"); // Gated on the newline.
|
||
EXPECT_EQ("class A : public QObject {\n"
|
||
" Q_OBJECT\n"
|
||
"\n"
|
||
" A() {}\n"
|
||
"};",
|
||
format("class A : public QObject {\n"
|
||
" Q_OBJECT\n"
|
||
"\n"
|
||
" A() {\n}\n"
|
||
"} ;"));
|
||
EXPECT_EQ("SOME_MACRO\n"
|
||
"namespace {\n"
|
||
"void f();\n"
|
||
"}",
|
||
format("SOME_MACRO\n"
|
||
" namespace {\n"
|
||
"void f( );\n"
|
||
"}"));
|
||
// Only if the identifier contains at least 5 characters.
|
||
EXPECT_EQ("HTTP f();",
|
||
format("HTTP\nf();"));
|
||
EXPECT_EQ("MACRO\nf();",
|
||
format("MACRO\nf();"));
|
||
// Only if everything is upper case.
|
||
EXPECT_EQ("class A : public QObject {\n"
|
||
" Q_Object A() {}\n"
|
||
"};",
|
||
format("class A : public QObject {\n"
|
||
" Q_Object\n"
|
||
"\n"
|
||
" A() {\n}\n"
|
||
"} ;"));
|
||
}
|
||
|
||
TEST_F(FormatTest, MacroCallsWithoutTrailingSemicolon) {
|
||
EXPECT_EQ("INITIALIZE_PASS_BEGIN(ScopDetection, \"polly-detect\")\n"
|
||
"INITIALIZE_AG_DEPENDENCY(AliasAnalysis)\n"
|
||
"INITIALIZE_PASS_DEPENDENCY(DominatorTree)\n"
|
||
"class X {};\n"
|
||
"INITIALIZE_PASS_END(ScopDetection, \"polly-detect\")\n"
|
||
"int *createScopDetectionPass() { return 0; }",
|
||
format(" INITIALIZE_PASS_BEGIN(ScopDetection, \"polly-detect\")\n"
|
||
" INITIALIZE_AG_DEPENDENCY(AliasAnalysis)\n"
|
||
" INITIALIZE_PASS_DEPENDENCY(DominatorTree)\n"
|
||
" class X {};\n"
|
||
" INITIALIZE_PASS_END(ScopDetection, \"polly-detect\")\n"
|
||
" int *createScopDetectionPass() { return 0; }"));
|
||
// FIXME: We could probably treat IPC_BEGIN_MESSAGE_MAP/IPC_END_MESSAGE_MAP as
|
||
// braces, so that inner block is indented one level more.
|
||
EXPECT_EQ("int q() {\n"
|
||
" IPC_BEGIN_MESSAGE_MAP(WebKitTestController, message)\n"
|
||
" IPC_MESSAGE_HANDLER(xxx, qqq)\n"
|
||
" IPC_END_MESSAGE_MAP()\n"
|
||
"}",
|
||
format("int q() {\n"
|
||
" IPC_BEGIN_MESSAGE_MAP(WebKitTestController, message)\n"
|
||
" IPC_MESSAGE_HANDLER(xxx, qqq)\n"
|
||
" IPC_END_MESSAGE_MAP()\n"
|
||
"}"));
|
||
EXPECT_EQ("int q() {\n"
|
||
" f(x);\n"
|
||
" f(x) {}\n"
|
||
" f(x)->g();\n"
|
||
" f(x)->*g();\n"
|
||
" f(x).g();\n"
|
||
" f(x) = x;\n"
|
||
" f(x) += x;\n"
|
||
" f(x) -= x;\n"
|
||
" f(x) *= x;\n"
|
||
" f(x) /= x;\n"
|
||
" f(x) %= x;\n"
|
||
" f(x) &= x;\n"
|
||
" f(x) |= x;\n"
|
||
" f(x) ^= x;\n"
|
||
" f(x) >>= x;\n"
|
||
" f(x) <<= x;\n"
|
||
" f(x)[y].z();\n"
|
||
" LOG(INFO) << x;\n"
|
||
" ifstream(x) >> x;\n"
|
||
"}\n",
|
||
format("int q() {\n"
|
||
" f(x)\n;\n"
|
||
" f(x)\n {}\n"
|
||
" f(x)\n->g();\n"
|
||
" f(x)\n->*g();\n"
|
||
" f(x)\n.g();\n"
|
||
" f(x)\n = x;\n"
|
||
" f(x)\n += x;\n"
|
||
" f(x)\n -= x;\n"
|
||
" f(x)\n *= x;\n"
|
||
" f(x)\n /= x;\n"
|
||
" f(x)\n %= x;\n"
|
||
" f(x)\n &= x;\n"
|
||
" f(x)\n |= x;\n"
|
||
" f(x)\n ^= x;\n"
|
||
" f(x)\n >>= x;\n"
|
||
" f(x)\n <<= x;\n"
|
||
" f(x)\n[y].z();\n"
|
||
" LOG(INFO)\n << x;\n"
|
||
" ifstream(x)\n >> x;\n"
|
||
"}\n"));
|
||
EXPECT_EQ("int q() {\n"
|
||
" f(x)\n"
|
||
" if (1) {\n"
|
||
" }\n"
|
||
" f(x)\n"
|
||
" while (1) {\n"
|
||
" }\n"
|
||
" f(x)\n"
|
||
" g(x);\n"
|
||
" f(x)\n"
|
||
" try {\n"
|
||
" q();\n"
|
||
" }\n"
|
||
" catch (...) {\n"
|
||
" }\n"
|
||
"}\n",
|
||
format("int q() {\n"
|
||
"f(x)\n"
|
||
"if (1) {}\n"
|
||
"f(x)\n"
|
||
"while (1) {}\n"
|
||
"f(x)\n"
|
||
"g(x);\n"
|
||
"f(x)\n"
|
||
"try { q(); } catch (...) {}\n"
|
||
"}\n"));
|
||
EXPECT_EQ("class A {\n"
|
||
" A() : t(0) {}\n"
|
||
" A(X x)\n" // FIXME: function-level try blocks are broken.
|
||
" try : t(0) {\n"
|
||
" }\n"
|
||
" catch (...) {\n"
|
||
" }\n"
|
||
"};",
|
||
format("class A {\n"
|
||
" A()\n : t(0) {}\n"
|
||
" A(X x)\n"
|
||
" try : t(0) {} catch (...) {}\n"
|
||
"};"));
|
||
}
|
||
|
||
TEST_F(FormatTest, LayoutMacroDefinitionsStatementsSpanningBlocks) {
|
||
verifyFormat("#define A \\\n"
|
||
" f({ \\\n"
|
||
" g(); \\\n"
|
||
" });", getLLVMStyleWithColumns(11));
|
||
}
|
||
|
||
TEST_F(FormatTest, IndentPreprocessorDirectivesAtZero) {
|
||
EXPECT_EQ("{\n {\n#define A\n }\n}", format("{{\n#define A\n}}"));
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatHashIfNotAtStartOfLine) {
|
||
verifyFormat("{\n { a #c; }\n}");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatUnbalancedStructuralElements) {
|
||
EXPECT_EQ("#define A \\\n { \\\n {\nint i;",
|
||
format("#define A { {\nint i;", getLLVMStyleWithColumns(11)));
|
||
EXPECT_EQ("#define A \\\n } \\\n }\nint i;",
|
||
format("#define A } }\nint i;", getLLVMStyleWithColumns(11)));
|
||
}
|
||
|
||
TEST_F(FormatTest, EscapedNewlineAtStartOfToken) {
|
||
EXPECT_EQ(
|
||
"#define A \\\n int i; \\\n int j;",
|
||
format("#define A \\\nint i;\\\n int j;", getLLVMStyleWithColumns(11)));
|
||
EXPECT_EQ("template <class T> f();", format("\\\ntemplate <class T> f();"));
|
||
}
|
||
|
||
TEST_F(FormatTest, NoEscapedNewlineHandlingInBlockComments) {
|
||
EXPECT_EQ("/* \\ \\ \\\n*/", format("\\\n/* \\ \\ \\\n*/"));
|
||
}
|
||
|
||
TEST_F(FormatTest, CalculateSpaceOnConsecutiveLinesInMacro) {
|
||
verifyFormat("#define A \\\n"
|
||
" int v( \\\n"
|
||
" a); \\\n"
|
||
" int i;",
|
||
getLLVMStyleWithColumns(11));
|
||
}
|
||
|
||
TEST_F(FormatTest, MixingPreprocessorDirectivesAndNormalCode) {
|
||
EXPECT_EQ(
|
||
"#define ALooooooooooooooooooooooooooooooooooooooongMacro("
|
||
" \\\n"
|
||
" aLoooooooooooooooooooooooongFuuuuuuuuuuuuuunctiooooooooo)\n"
|
||
"\n"
|
||
"AlooooooooooooooooooooooooooooooooooooooongCaaaaaaaaaal(\n"
|
||
" aLooooooooooooooooooooooonPaaaaaaaaaaaaaaaaaaaaarmmmm);\n",
|
||
format(" #define ALooooooooooooooooooooooooooooooooooooooongMacro("
|
||
"\\\n"
|
||
"aLoooooooooooooooooooooooongFuuuuuuuuuuuuuunctiooooooooo)\n"
|
||
" \n"
|
||
" AlooooooooooooooooooooooooooooooooooooooongCaaaaaaaaaal(\n"
|
||
" aLooooooooooooooooooooooonPaaaaaaaaaaaaaaaaaaaaarmmmm);\n"));
|
||
}
|
||
|
||
TEST_F(FormatTest, LayoutStatementsAroundPreprocessorDirectives) {
|
||
EXPECT_EQ("int\n"
|
||
"#define A\n"
|
||
" a;",
|
||
format("int\n#define A\na;", getGoogleStyle()));
|
||
verifyFormat("functionCallTo(\n"
|
||
" someOtherFunction(\n"
|
||
" withSomeParameters, whichInSequence,\n"
|
||
" areLongerThanALine(andAnotherCall,\n"
|
||
"#define A B\n"
|
||
" withMoreParamters,\n"
|
||
" whichStronglyInfluenceTheLayout),\n"
|
||
" andMoreParameters),\n"
|
||
" trailing);",
|
||
getLLVMStyleWithColumns(69));
|
||
}
|
||
|
||
TEST_F(FormatTest, LayoutBlockInsideParens) {
|
||
EXPECT_EQ("functionCall({\n"
|
||
" int i;\n"
|
||
"});",
|
||
format(" functionCall ( {int i;} );"));
|
||
|
||
// FIXME: This is bad, find a better and more generic solution.
|
||
EXPECT_EQ("functionCall({\n"
|
||
" int i;\n"
|
||
"},\n"
|
||
" aaaa, bbbb, cccc);",
|
||
format(" functionCall ( {int i;}, aaaa, bbbb, cccc);"));
|
||
verifyFormat(
|
||
"Aaa({\n"
|
||
" int i;\n"
|
||
"},\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb,\n"
|
||
" ccccccccccccccccc));");
|
||
}
|
||
|
||
TEST_F(FormatTest, LayoutBlockInsideStatement) {
|
||
EXPECT_EQ("SOME_MACRO { int i; }\n"
|
||
"int i;",
|
||
format(" SOME_MACRO {int i;} int i;"));
|
||
}
|
||
|
||
TEST_F(FormatTest, LayoutNestedBlocks) {
|
||
verifyFormat("void AddOsStrings(unsigned bitmask) {\n"
|
||
" struct s {\n"
|
||
" int i;\n"
|
||
" };\n"
|
||
" s kBitsToOs[] = { { 10 } };\n"
|
||
" for (int i = 0; i < 10; ++i)\n"
|
||
" return;\n"
|
||
"}");
|
||
}
|
||
|
||
TEST_F(FormatTest, PutEmptyBlocksIntoOneLine) {
|
||
EXPECT_EQ("{}", format("{}"));
|
||
verifyFormat("enum E {};");
|
||
verifyFormat("enum E {}");
|
||
}
|
||
|
||
//===----------------------------------------------------------------------===//
|
||
// Line break tests.
|
||
//===----------------------------------------------------------------------===//
|
||
|
||
TEST_F(FormatTest, FormatsAwesomeMethodCall) {
|
||
verifyFormat(
|
||
"SomeLongMethodName(SomeReallyLongMethod(CallOtherReallyLongMethod(\n"
|
||
" parameter, parameter, parameter)),\n"
|
||
" SecondLongCall(parameter));");
|
||
}
|
||
|
||
TEST_F(FormatTest, PreventConfusingIndents) {
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" [aaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" [aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa]\n"
|
||
" [aaaaaaaaaaaaaaaaaaaaaaaa]];");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa<\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaa<\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa>,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaa>;");
|
||
verifyFormat("int a = bbbb && ccc && fffff(\n"
|
||
"#define A Just forcing a new line\n"
|
||
" ddd);");
|
||
}
|
||
|
||
TEST_F(FormatTest, LineBreakingInBinaryExpressions) {
|
||
verifyFormat(
|
||
"bool aaaaaaa =\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaa).aaaaaaaaaaaaaaaaaaa() ||\n"
|
||
" bbbbbbbb();");
|
||
verifyFormat("bool aaaaaaaaaaaaaaaaaaaaa =\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa != bbbbbbbbbbbbbbbbbb &&\n"
|
||
" ccccccccc == ddddddddddd;");
|
||
|
||
verifyFormat("aaaaaa = aaaaaaa(aaaaaaa, // break\n"
|
||
" aaaaaa) &&\n"
|
||
" bbbbbb && cccccc;");
|
||
verifyFormat("aaaaaa = aaaaaaa(aaaaaaa, // break\n"
|
||
" aaaaaa) >>\n"
|
||
" bbbbbb;");
|
||
verifyFormat("Whitespaces.addUntouchableComment(\n"
|
||
" SourceMgr.getSpellingColumnNumber(\n"
|
||
" TheLine.Last->FormatTok.Tok.getLocation()) -\n"
|
||
" 1);");
|
||
|
||
verifyFormat("if ((aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" bbbbbbbbbbbbbbbbbb) && // aaaaaaaaaaaaaaaa\n"
|
||
" cccccc) {\n}");
|
||
|
||
// If the LHS of a comparison is not a binary expression itself, the
|
||
// additional linebreak confuses many people.
|
||
verifyFormat(
|
||
"if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) > 5) {\n"
|
||
"}");
|
||
verifyFormat(
|
||
"if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) == 5) {\n"
|
||
"}");
|
||
// Even explicit parentheses stress the precedence enough to make the
|
||
// additional break unnecessary.
|
||
verifyFormat(
|
||
"if ((aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) == 5) {\n"
|
||
"}");
|
||
// This cases is borderline, but with the indentation it is still readable.
|
||
verifyFormat(
|
||
"if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaa) > aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) {\n"
|
||
"}",
|
||
getLLVMStyleWithColumns(75));
|
||
|
||
// If the LHS is a binary expression, we should still use the additional break
|
||
// as otherwise the formatting hides the operator precedence.
|
||
verifyFormat(
|
||
"if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa ==\n"
|
||
" 5) {\n"
|
||
"}");
|
||
|
||
FormatStyle OnePerLine = getLLVMStyle();
|
||
OnePerLine.BinPackParameters = false;
|
||
verifyFormat(
|
||
"if (aaaaaaaaaaaaaaaaaaaaaaaaaaaa || aaaaaaaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaa || aaaaaaaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaa) {\n}",
|
||
OnePerLine);
|
||
}
|
||
|
||
TEST_F(FormatTest, ExpressionIndentation) {
|
||
verifyFormat("bool value = aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa ==\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa *\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb +\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb &&\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa *\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa >\n"
|
||
" ccccccccccccccccccccccccccccccccccccccccc;");
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa *\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa ==\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb) {\n}");
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa *\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa ==\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb) {\n}");
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa ==\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa *\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb) {\n}");
|
||
verifyFormat("if () {\n"
|
||
"} else if (aaaaa && bbbbb > // break\n"
|
||
" ccccc) {\n"
|
||
"}");
|
||
|
||
// Presence of a trailing comment used to change indentation of b.
|
||
verifyFormat("return aaaaaaaaaaaaaaaaaaa +\n"
|
||
" b;\n"
|
||
"return aaaaaaaaaaaaaaaaaaa +\n"
|
||
" b; //",
|
||
getLLVMStyleWithColumns(30));
|
||
}
|
||
|
||
TEST_F(FormatTest, ExpressionIndentationBreakingBeforeOperators) {
|
||
// Not sure what the best system is here. Like this, the LHS can be found
|
||
// immediately above an operator (everything with the same or a higher
|
||
// indent). The RHS is aligned right of the operator and so compasses
|
||
// everything until something with the same indent as the operator is found.
|
||
// FIXME: Is this a good system?
|
||
FormatStyle Style = getLLVMStyle();
|
||
Style.BreakBeforeBinaryOperators = true;
|
||
verifyFormat(
|
||
"bool value = aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" + aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" + aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" == aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" * bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb\n"
|
||
" + bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb\n"
|
||
" && aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" * aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" > ccccccccccccccccccccccccccccccccccccccccc;",
|
||
Style);
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" * aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" + aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" == bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb) {\n}",
|
||
Style);
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" + aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" * aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" == bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb) {\n}",
|
||
Style);
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" == aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" * aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" + bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb) {\n}",
|
||
Style);
|
||
verifyFormat("if () {\n"
|
||
"} else if (aaaaa && bbbbb // break\n"
|
||
" > ccccc) {\n"
|
||
"}",
|
||
Style);
|
||
}
|
||
|
||
TEST_F(FormatTest, ConstructorInitializers) {
|
||
verifyFormat("Constructor() : Initializer(FitsOnTheLine) {}");
|
||
verifyFormat("Constructor() : Inttializer(FitsOnTheLine) {}",
|
||
getLLVMStyleWithColumns(45));
|
||
verifyFormat("Constructor()\n"
|
||
" : Inttializer(FitsOnTheLine) {}",
|
||
getLLVMStyleWithColumns(44));
|
||
verifyFormat("Constructor()\n"
|
||
" : Inttializer(FitsOnTheLine) {}",
|
||
getLLVMStyleWithColumns(43));
|
||
|
||
verifyFormat(
|
||
"SomeClass::Constructor()\n"
|
||
" : aaaaaaaaaaaaa(aaaaaaaaaaaaaa), aaaaaaaaaaaaaaa(aaaaaaaaaaaa) {}");
|
||
|
||
verifyFormat(
|
||
"SomeClass::Constructor()\n"
|
||
" : aaaaaaaaaaaaa(aaaaaaaaaaaaaa), aaaaaaaaaaaaa(aaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaa(aaaaaaaaaaaaaa) {}");
|
||
verifyFormat(
|
||
"SomeClass::Constructor()\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaaaa(aaaaaaaaaaaa) {}");
|
||
|
||
verifyFormat("Constructor()\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaa() {}");
|
||
|
||
verifyFormat("Constructor()\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) {}");
|
||
|
||
verifyFormat("Constructor(int Parameter = 0)\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaa(aaaaaaaaaaaaaaaaa) {}");
|
||
|
||
// Here a line could be saved by splitting the second initializer onto two
|
||
// lines, but that is not desireable.
|
||
verifyFormat("Constructor()\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaa(aaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaaaaaaaaaat(aaaaaaaaaaaaaaaaaaaaaaaaaaaa) {}");
|
||
|
||
FormatStyle OnePerLine = getLLVMStyle();
|
||
OnePerLine.ConstructorInitializerAllOnOneLineOrOnePerLine = true;
|
||
verifyFormat("SomeClass::Constructor()\n"
|
||
" : aaaaaaaaaaaaa(aaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaa(aaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaa(aaaaaaaaaaaaaa) {}",
|
||
OnePerLine);
|
||
verifyFormat("SomeClass::Constructor()\n"
|
||
" : aaaaaaaaaaaaa(aaaaaaaaaaaaaa), // Some comment\n"
|
||
" aaaaaaaaaaaaa(aaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaa(aaaaaaaaaaaaaa) {}",
|
||
OnePerLine);
|
||
verifyFormat("MyClass::MyClass(int var)\n"
|
||
" : some_var_(var), // 4 space indent\n"
|
||
" some_other_var_(var + 1) { // lined up\n"
|
||
"}",
|
||
OnePerLine);
|
||
verifyFormat("Constructor()\n"
|
||
" : aaaaa(aaaaaa),\n"
|
||
" aaaaa(aaaaaa),\n"
|
||
" aaaaa(aaaaaa),\n"
|
||
" aaaaa(aaaaaa),\n"
|
||
" aaaaa(aaaaaa) {}",
|
||
OnePerLine);
|
||
verifyFormat("Constructor()\n"
|
||
" : aaaaa(aaaaaaaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaa) {}",
|
||
OnePerLine);
|
||
}
|
||
|
||
TEST_F(FormatTest, MemoizationTests) {
|
||
// This breaks if the memoization lookup does not take \c Indent and
|
||
// \c LastSpace into account.
|
||
verifyFormat(
|
||
"extern CFRunLoopTimerRef\n"
|
||
"CFRunLoopTimerCreate(CFAllocatorRef allocato, CFAbsoluteTime fireDate,\n"
|
||
" CFTimeInterval interval, CFOptionFlags flags,\n"
|
||
" CFIndex order, CFRunLoopTimerCallBack callout,\n"
|
||
" CFRunLoopTimerContext *context) {}");
|
||
|
||
// Deep nesting somewhat works around our memoization.
|
||
verifyFormat(
|
||
"aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(\n"
|
||
" aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(\n"
|
||
" aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(\n"
|
||
" aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(aaaaa(\n"
|
||
" aaaaa())))))))))))))))))))))))))))))))))))))));",
|
||
getLLVMStyleWithColumns(65));
|
||
verifyFormat(
|
||
"aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa(\n"
|
||
" aaaaa,\n"
|
||
" aaaaa))))))))))));",
|
||
getLLVMStyleWithColumns(65));
|
||
verifyFormat(
|
||
"a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(), a), a), a), a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a),\n"
|
||
" a)",
|
||
getLLVMStyleWithColumns(65));
|
||
|
||
// This test takes VERY long when memoization is broken.
|
||
FormatStyle OnePerLine = getLLVMStyle();
|
||
OnePerLine.ConstructorInitializerAllOnOneLineOrOnePerLine = true;
|
||
OnePerLine.BinPackParameters = false;
|
||
std::string input = "Constructor()\n"
|
||
" : aaaa(a,\n";
|
||
for (unsigned i = 0, e = 80; i != e; ++i) {
|
||
input += " a,\n";
|
||
}
|
||
input += " a) {}";
|
||
verifyFormat(input, OnePerLine);
|
||
}
|
||
|
||
TEST_F(FormatTest, BreaksAsHighAsPossible) {
|
||
verifyFormat(
|
||
"void f() {\n"
|
||
" if ((aaaaaaaaaaaaaaaaaaaaaaaaaaaaa && aaaaaaaaaaaaaaaaaaaaaaaaaa) ||\n"
|
||
" (bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb && bbbbbbbbbbbbbbbbbbbbbbbbbb))\n"
|
||
" f();\n"
|
||
"}");
|
||
verifyFormat("if (Intervals[i].getRange().getFirst() <\n"
|
||
" Intervals[i - 1].getRange().getLast()) {\n}");
|
||
}
|
||
|
||
TEST_F(FormatTest, BreaksFunctionDeclarations) {
|
||
// Principially, we break function declarations in a certain order:
|
||
// 1) break amongst arguments.
|
||
verifyFormat("Aaaaaaaaaaaaaa bbbbbbbbbbbbbb(Cccccccccccccc cccccccccccccc,\n"
|
||
" Cccccccccccccc cccccccccccccc);");
|
||
verifyFormat(
|
||
"template <class TemplateIt>\n"
|
||
"SomeReturnType SomeFunction(TemplateIt begin, TemplateIt end,\n"
|
||
" TemplateIt *stop) {}");
|
||
|
||
// 2) break after return type.
|
||
verifyFormat(
|
||
"Aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" bbbbbbbbbbbbbb(Cccccccccccccc cccccccccccccccccccccccccc);",
|
||
getGoogleStyle());
|
||
|
||
// 3) break after (.
|
||
verifyFormat(
|
||
"Aaaaaaaaaaaaaaaaaaaaaaaa bbbbbbbbbbbbbbbbbb(\n"
|
||
" Cccccccccccccccccccccccccccccc cccccccccccccccccccccccccccccccc);",
|
||
getGoogleStyle());
|
||
|
||
// 4) break before after nested name specifiers.
|
||
verifyFormat(
|
||
"Aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" SomeClasssssssssssssssssssssssssssssssssssssss::\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb(Cccccccccccccc cccccccccc);",
|
||
getGoogleStyle());
|
||
|
||
// However, there are exceptions, if a sufficient amount of lines can be
|
||
// saved.
|
||
// FIXME: The precise cut-offs wrt. the number of saved lines might need some
|
||
// more adjusting.
|
||
verifyFormat("Aaaaaaaaaaaaaaaaaa bbbbbbbbbbbbbb(Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc);");
|
||
verifyFormat(
|
||
"Aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" bbbbbbbbbbb(Cccccccccccccc cccccccccc, Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc, Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc, Cccccccccccccc cccccccccc);",
|
||
getGoogleStyle());
|
||
verifyFormat(
|
||
"Aaaaaaaaaa bbbbbbbbbbbbbbbbbbbbbbbbbbbbbb(Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc);");
|
||
verifyFormat("Aaaaaaaaaa bbbbbbbbbbbbbbbbbbbbbbbbbbbbbb(\n"
|
||
" Cccccccccccccc cccccccccc, Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc, Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc, Cccccccccccccc cccccccccc,\n"
|
||
" Cccccccccccccc cccccccccc, Cccccccccccccc cccccccccc);");
|
||
|
||
// Break after multi-line parameters.
|
||
verifyFormat("void aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" bbbb bbbb);");
|
||
|
||
// Treat overloaded operators like other functions.
|
||
verifyFormat("SomeLoooooooooooooooooooooooooogType\n"
|
||
"operator>(const SomeLoooooooooooooooooooooooooogType &other);");
|
||
verifyGoogleFormat(
|
||
"SomeLoooooooooooooooooooooooooooooogType operator<<(\n"
|
||
" const SomeLooooooooogType &a, const SomeLooooooooogType &b);");
|
||
}
|
||
|
||
TEST_F(FormatTest, TrailingReturnType) {
|
||
verifyFormat("auto foo() -> int;\n");
|
||
verifyFormat("struct S {\n"
|
||
" auto bar() const -> int;\n"
|
||
"};");
|
||
verifyFormat("template <size_t Order, typename T>\n"
|
||
"auto load_img(const std::string &filename)\n"
|
||
" -> alias::tensor<Order, T, mem::tag::cpu> {}");
|
||
|
||
// Not trailing return types.
|
||
verifyFormat("void f() { auto a = b->c(); }");
|
||
}
|
||
|
||
TEST_F(FormatTest, BreaksFunctionDeclarationsWithTrailingTokens) {
|
||
// Avoid breaking before trailing 'const'.
|
||
verifyFormat("void someLongFunction(\n"
|
||
" int someLongParameter) const {}",
|
||
getLLVMStyleWithColumns(46));
|
||
FormatStyle Style = getGoogleStyle();
|
||
Style.ColumnLimit = 47;
|
||
verifyFormat("void\n"
|
||
"someLongFunction(int someLongParameter) const {\n}",
|
||
getLLVMStyleWithColumns(47));
|
||
verifyFormat("void someLongFunction(\n"
|
||
" int someLongParameter) const {}",
|
||
Style);
|
||
verifyFormat("LoooooongReturnType\n"
|
||
"someLoooooooongFunction() const {}",
|
||
getLLVMStyleWithColumns(47));
|
||
verifyFormat("LoooooongReturnType someLoooooooongFunction()\n"
|
||
" const {}",
|
||
Style);
|
||
|
||
// Avoid breaking before other trailing annotations, if they are not
|
||
// function-like.
|
||
verifyFormat("void SomeFunction(aaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaa) OVERRIDE;");
|
||
|
||
// Breaking before function-like trailing annotations is fine to keep them
|
||
// close to their arguments.
|
||
verifyFormat("void aaaaaaaaaaaa(int aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" LOCKS_EXCLUDED(aaaaaaaaaaaaa);");
|
||
verifyFormat("void aaaaaaaaaaaa(int aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) const\n"
|
||
" LOCKS_EXCLUDED(aaaaaaaaaaaaa);");
|
||
verifyFormat("void aaaaaaaaaaaa(int aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) const\n"
|
||
" LOCKS_EXCLUDED(aaaaaaaaaaaaa) {}");
|
||
|
||
verifyFormat(
|
||
"void aaaaaaaaaaaaaaaaaa()\n"
|
||
" __attribute__((aaaaaaaaaaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaa));");
|
||
verifyFormat("bool aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" __attribute__((unused));");
|
||
verifyFormat(
|
||
"bool aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" GUARDED_BY(aaaaaaaaaaaa);",
|
||
getGoogleStyle());
|
||
verifyFormat(
|
||
"bool aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" GUARDED_BY(aaaaaaaaaaaa);",
|
||
getGoogleStyle());
|
||
}
|
||
|
||
TEST_F(FormatTest, BreaksDesireably) {
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaa) ||\n"
|
||
" aaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaa) ||\n"
|
||
" aaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaa)) {\n}");
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)) {\n"
|
||
"}");
|
||
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) {}");
|
||
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa));");
|
||
|
||
verifyFormat(
|
||
"aaaaaaaa(aaaaaaaaaaaaa, aaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)),\n"
|
||
" aaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)));");
|
||
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
|
||
verifyFormat(
|
||
"void f() {\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa &&\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);\n"
|
||
"}");
|
||
verifyFormat(
|
||
"aaaaaa(new Aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaa));");
|
||
verifyFormat(
|
||
"aaaaaa(aaa, new Aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaa));");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
|
||
// This test case breaks on an incorrect memoization, i.e. an optimization not
|
||
// taking into account the StopAt value.
|
||
verifyFormat(
|
||
"return aaaaaaaaaaaaaaaaaaaaaaaa || aaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" aaaaaaaaaaa(aaaaaaaaa) || aaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaa || aaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
|
||
verifyFormat("{\n {\n {\n"
|
||
" Annotation.SpaceRequiredBefore =\n"
|
||
" Line.Tokens[i - 1].Tok.isNot(tok::l_paren) &&\n"
|
||
" Line.Tokens[i - 1].Tok.isNot(tok::l_square);\n"
|
||
" }\n }\n}");
|
||
|
||
// Break on an outer level if there was a break on an inner level.
|
||
EXPECT_EQ("f(g(h(a, // comment\n"
|
||
" b, c),\n"
|
||
" d, e),\n"
|
||
" x, y);",
|
||
format("f(g(h(a, // comment\n"
|
||
" b, c), d, e), x, y);"));
|
||
|
||
// Prefer breaking similar line breaks.
|
||
verifyFormat(
|
||
"const int kTrackingOptions = NSTrackingMouseMoved |\n"
|
||
" NSTrackingMouseEnteredAndExited |\n"
|
||
" NSTrackingActiveAlways;");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsOneParameterPerLineIfNecessary) {
|
||
FormatStyle NoBinPacking = getGoogleStyle();
|
||
NoBinPacking.BinPackParameters = false;
|
||
verifyFormat("f(aaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaa);",
|
||
NoBinPacking);
|
||
verifyFormat("aaaaaaa(aaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaa(aaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaa));",
|
||
NoBinPacking);
|
||
verifyFormat(
|
||
"aaaaaaaa(aaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)),\n"
|
||
" aaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)));",
|
||
NoBinPacking);
|
||
verifyFormat("aaaaaaaaaaaaaaa(aaaaaaaaa, aaaaaaaaa, aaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" .aaaaaaaaaaaaaaaaaa();",
|
||
NoBinPacking);
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaa, aaaaaaaaaa, aaaaaaaaaa, aaaaaaaaaaa);",
|
||
NoBinPacking);
|
||
|
||
verifyFormat(
|
||
"aaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaa);",
|
||
NoBinPacking);
|
||
verifyFormat(
|
||
"somefunction(someotherFunction(ddddddddddddddddddddddddddddddddddd,\n"
|
||
" ddddddddddddddddddddddddddddd),\n"
|
||
" test);",
|
||
NoBinPacking);
|
||
|
||
verifyFormat("std::vector<aaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaa> aaaaaaaaaaaaaaaaaa;",
|
||
NoBinPacking);
|
||
verifyFormat("a(\"a\"\n"
|
||
" \"a\",\n"
|
||
" a);");
|
||
|
||
NoBinPacking.AllowAllParametersOfDeclarationOnNextLine = false;
|
||
verifyFormat("void aaaaaaaaaa(aaaaaaaaa,\n"
|
||
" aaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);",
|
||
NoBinPacking);
|
||
verifyFormat(
|
||
"void f() {\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaa, aaaaaaaaa, aaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" .aaaaaaa();\n"
|
||
"}",
|
||
NoBinPacking);
|
||
verifyFormat(
|
||
"template <class SomeType, class SomeOtherType>\n"
|
||
"SomeType SomeFunction(SomeType Type, SomeOtherType OtherType) {}",
|
||
NoBinPacking);
|
||
}
|
||
|
||
TEST_F(FormatTest, AdaptiveOnePerLineFormatting) {
|
||
FormatStyle Style = getLLVMStyleWithColumns(15);
|
||
Style.ExperimentalAutoDetectBinPacking = true;
|
||
EXPECT_EQ("aaa(aaaa,\n"
|
||
" aaaa,\n"
|
||
" aaaa);\n"
|
||
"aaa(aaaa,\n"
|
||
" aaaa,\n"
|
||
" aaaa);",
|
||
format("aaa(aaaa,\n" // one-per-line
|
||
" aaaa,\n"
|
||
" aaaa );\n"
|
||
"aaa(aaaa, aaaa, aaaa);", // inconclusive
|
||
Style));
|
||
EXPECT_EQ("aaa(aaaa, aaaa,\n"
|
||
" aaaa);\n"
|
||
"aaa(aaaa, aaaa,\n"
|
||
" aaaa);",
|
||
format("aaa(aaaa, aaaa,\n" // bin-packed
|
||
" aaaa );\n"
|
||
"aaa(aaaa, aaaa, aaaa);", // inconclusive
|
||
Style));
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsBuilderPattern) {
|
||
verifyFormat(
|
||
"return llvm::StringSwitch<Reference::Kind>(name)\n"
|
||
" .StartsWith(\".eh_frame_hdr\", ORDER_EH_FRAMEHDR)\n"
|
||
" .StartsWith(\".eh_frame\", ORDER_EH_FRAME)\n"
|
||
" .StartsWith(\".init\", ORDER_INIT).StartsWith(\".fini\", "
|
||
"ORDER_FINI)\n"
|
||
" .StartsWith(\".hash\", ORDER_HASH).Default(ORDER_TEXT);\n");
|
||
|
||
verifyFormat("return aaaaaaaaaaaaaaaaa->aaaaa().aaaaaaaaaaaaa().aaaaaa() <\n"
|
||
" aaaaaaaaaaaaaaa->aaaaa().aaaaaaaaaaaaa().aaaaaa();");
|
||
verifyFormat(
|
||
"aaaaaaa->aaaaaaa->aaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" ->aaaaaaaa(aaaaaaaaaaaaaaa);");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaa()->aaaaaa(bbbbb)->aaaaaaaaaaaaaaaaaaa( // break\n"
|
||
" aaaaaaaaaaaaaa);");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaa *aaaaaaaaa =\n"
|
||
" aaaaaa->aaaaaaaaaaaa()\n"
|
||
" ->aaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" ->aaaaaaaaaaaaaaaaa();");
|
||
verifyFormat(
|
||
"someobj->Add((new util::filetools::Handler(dir))\n"
|
||
" ->OnEvent1(NewPermanentCallback(\n"
|
||
" this, &HandlerHolderClass::EventHandlerCBA))\n"
|
||
" ->OnEvent2(NewPermanentCallback(\n"
|
||
" this, &HandlerHolderClass::EventHandlerCBB))\n"
|
||
" ->OnEvent3(NewPermanentCallback(\n"
|
||
" this, &HandlerHolderClass::EventHandlerCBC))\n"
|
||
" ->OnEvent5(NewPermanentCallback(\n"
|
||
" this, &HandlerHolderClass::EventHandlerCBD))\n"
|
||
" ->OnEvent6(NewPermanentCallback(\n"
|
||
" this, &HandlerHolderClass::EventHandlerCBE)));");
|
||
}
|
||
|
||
TEST_F(FormatTest, BreaksAccordingToOperatorPrecedence) {
|
||
verifyFormat(
|
||
"if (aaaaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbb && ccccccccccccccccccccccccc) {\n}");
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaaaaaaaa && bbbbbbbbbbbbbbbbbbbbbbbbb ||\n"
|
||
" ccccccccccccccccccccccccc) {\n}");
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaaaaaaaa || bbbbbbbbbbbbbbbbbbbbbbbbb ||\n"
|
||
" ccccccccccccccccccccccccc) {\n}");
|
||
verifyFormat(
|
||
"if ((aaaaaaaaaaaaaaaaaaaaaaaaa || bbbbbbbbbbbbbbbbbbbbbbbbb) &&\n"
|
||
" ccccccccccccccccccccccccc) {\n}");
|
||
verifyFormat("return aaaa & AAAAAAAAAAAAAAAAAAAAAAAAAAAAA ||\n"
|
||
" bbbb & BBBBBBBBBBBBBBBBBBBBBBBBBBBBB ||\n"
|
||
" cccc & CCCCCCCCCCCCCCCCCCCCCCCCCC ||\n"
|
||
" dddd & DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD;");
|
||
verifyFormat("if ((aaaaaaaaaa != aaaaaaaaaaaaaaa ||\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaa() >= aaaaaaaaaaaaaaaaaaaa) &&\n"
|
||
" aaaaaaaaaaaaaaa != aa) {\n}");
|
||
}
|
||
|
||
TEST_F(FormatTest, BreaksAfterAssignments) {
|
||
verifyFormat(
|
||
"unsigned Cost =\n"
|
||
" TTI.getMemoryOpCost(I->getOpcode(), VectorTy, SI->getAlignment(),\n"
|
||
" SI->getPointerAddressSpaceee());\n");
|
||
verifyFormat(
|
||
"CharSourceRange LineRange = CharSourceRange::getTokenRange(\n"
|
||
" Line.Tokens.front().Tok.getLo(), Line.Tokens.back().Tok.getLoc());");
|
||
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaa aaaa = aaaaaaaaaaaaaa(0).aaaa().aaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaa::aaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat("unsigned OriginalStartColumn =\n"
|
||
" SourceMgr.getSpellingColumnNumber(\n"
|
||
" Current.FormatTok.getStartOfNonWhitespace()) -\n"
|
||
" 1;");
|
||
}
|
||
|
||
TEST_F(FormatTest, AlignsAfterAssignments) {
|
||
verifyFormat(
|
||
"int Result = aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
verifyFormat(
|
||
"Result += aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
verifyFormat(
|
||
"Result >>= aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
verifyFormat(
|
||
"int Result = (aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat(
|
||
"double LooooooooooooooooooooooooongResult = aaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
}
|
||
|
||
TEST_F(FormatTest, AlignsAfterReturn) {
|
||
verifyFormat(
|
||
"return aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
verifyFormat(
|
||
"return (aaaaaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat(
|
||
"return aaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa >=\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaa();");
|
||
verifyFormat(
|
||
"return (aaaaaaaaaaaaaaaaaaaaaa + aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa >=\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaa());");
|
||
verifyFormat("return aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat("return aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) &&\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
}
|
||
|
||
TEST_F(FormatTest, BreaksConditionalExpressions) {
|
||
verifyFormat(
|
||
"aaaa(aaaaaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" ? aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat(
|
||
"aaaa(aaaaaaaaaaaaaaaaaaaa, aaaaaaa ? aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaa ? aaaa(aaaaaa)\n"
|
||
" : aaaaaaaaaaaaa);");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaa ? aaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaa);");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaa ?: aaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaa);");
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" ? aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat("aaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" ? aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat("aaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" ?: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" ? aaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaa =\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" ? aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" : aaaaaaaaaaaaaaaa;");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa == aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" ? aaaaaaaaaaaaaaa\n"
|
||
" : aaaaaaaaaaaaaaa;");
|
||
verifyFormat("f(aaaaaaaaaaaaaaaa == // force break\n"
|
||
" aaaaaaaaa\n"
|
||
" ? b\n"
|
||
" : c);");
|
||
verifyFormat(
|
||
"unsigned Indent =\n"
|
||
" format(TheLine.First, IndentForLevel[TheLine.Level] >= 0\n"
|
||
" ? IndentForLevel[TheLine.Level]\n"
|
||
" : TheLine * 2,\n"
|
||
" TheLine.InPPDirective, PreviousEndOfLineColumn);",
|
||
getLLVMStyleWithColumns(70));
|
||
verifyFormat("bool aaaaaa = aaaaaaaaaaaaa //\n"
|
||
" ? aaaaaaaaaaaaaaa\n"
|
||
" : bbbbbbbbbbbbbbb //\n"
|
||
" ? ccccccccccccccc\n"
|
||
" : ddddddddddddddd;");
|
||
verifyFormat("bool aaaaaa = aaaaaaaaaaaaa //\n"
|
||
" ? aaaaaaaaaaaaaaa\n"
|
||
" : (bbbbbbbbbbbbbbb //\n"
|
||
" ? ccccccccccccccc\n"
|
||
" : ddddddddddddddd);");
|
||
|
||
FormatStyle NoBinPacking = getLLVMStyle();
|
||
NoBinPacking.BinPackParameters = false;
|
||
verifyFormat(
|
||
"void f() {\n"
|
||
" g(aaa,\n"
|
||
" aaaaaaaaaa == aaaaaaaaaa ? aaaa : aaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa == aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" ? aaaaaaaaaaaaaaa\n"
|
||
" : aaaaaaaaaaaaaaa);\n"
|
||
"}",
|
||
NoBinPacking);
|
||
verifyFormat(
|
||
"void f() {\n"
|
||
" g(aaa,\n"
|
||
" aaaaaaaaaa == aaaaaaaaaa ? aaaa : aaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa == aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" ?: aaaaaaaaaaaaaaa);\n"
|
||
"}",
|
||
NoBinPacking);
|
||
}
|
||
|
||
TEST_F(FormatTest, DeclarationsOfMultipleVariables) {
|
||
verifyFormat("bool aaaaaaaaaaaaaaaaa = aaaaaa->aaaaaaaaaaaaaaaaa(),\n"
|
||
" aaaaaaaaaaa = aaaaaa->aaaaaaaaaaa();");
|
||
verifyFormat("bool a = true, b = false;");
|
||
|
||
verifyFormat("bool aaaaaaaaaaaaaaaaaaaaaaaaa =\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaa),\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbb =\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb(bbbbbbbbbbbbbbbb);");
|
||
verifyFormat(
|
||
"bool aaaaaaaaaaaaaaaaaaaaa =\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbb && cccccccccccccccccccccccccccc,\n"
|
||
" d = e && f;");
|
||
verifyFormat("aaaaaaaaa a = aaaaaaaaaaaaaaaaaaaa, b = bbbbbbbbbbbbbbbbbbbb,\n"
|
||
" c = cccccccccccccccccccc, d = dddddddddddddddddddd;");
|
||
verifyFormat("aaaaaaaaa *a = aaaaaaaaaaaaaaaaaaa, *b = bbbbbbbbbbbbbbbbbbb,\n"
|
||
" *c = ccccccccccccccccccc, *d = ddddddddddddddddddd;");
|
||
verifyFormat("aaaaaaaaa ***a = aaaaaaaaaaaaaaaaaaa, ***b = bbbbbbbbbbbbbbb,\n"
|
||
" ***c = ccccccccccccccccccc, ***d = ddddddddddddddd;");
|
||
// FIXME: If multiple variables are defined, the "*" needs to move to the new
|
||
// line. Also fix indent for breaking after the type, this looks bad.
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa*\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaa = aaaaaaaaaaaaaaaaaaa,\n"
|
||
" *b = bbbbbbbbbbbbbbbbbbb;",
|
||
getGoogleStyle());
|
||
|
||
// Not ideal, but pointer-with-type does not allow much here.
|
||
verifyGoogleFormat(
|
||
"aaaaaaaaa* a = aaaaaaaaaaaaaaaaaaa, *b = bbbbbbbbbbbbbbbbbbb,\n"
|
||
" *b = bbbbbbbbbbbbbbbbbbb, *d = ddddddddddddddddddd;");
|
||
}
|
||
|
||
TEST_F(FormatTest, ConditionalExpressionsInBrackets) {
|
||
verifyFormat("arr[foo ? bar : baz];");
|
||
verifyFormat("f()[foo ? bar : baz];");
|
||
verifyFormat("(a + b)[foo ? bar : baz];");
|
||
verifyFormat("arr[foo ? (4 > 5 ? 4 : 5) : 5 < 5 ? 5 : 7];");
|
||
}
|
||
|
||
TEST_F(FormatTest, AlignsStringLiterals) {
|
||
verifyFormat("loooooooooooooooooooooooooongFunction(\"short literal \"\n"
|
||
" \"short literal\");");
|
||
verifyFormat(
|
||
"looooooooooooooooooooooooongFunction(\n"
|
||
" \"short literal\"\n"
|
||
" \"looooooooooooooooooooooooooooooooooooooooooooooooong literal\");");
|
||
verifyFormat("someFunction(\"Always break between multi-line\"\n"
|
||
" \" string literals\",\n"
|
||
" and, other, parameters);");
|
||
EXPECT_EQ("fun + \"1243\" /* comment */\n"
|
||
" \"5678\";",
|
||
format("fun + \"1243\" /* comment */\n"
|
||
" \"5678\";",
|
||
getLLVMStyleWithColumns(28)));
|
||
EXPECT_EQ(
|
||
"aaaaaa = \"aaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaaaaaaaa \"\n"
|
||
" \"aaaaaaaaaaaaaaaaaaaaa\"\n"
|
||
" \"aaaaaaaaaaaaaaaa\";",
|
||
format("aaaaaa ="
|
||
"\"aaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaaaaaaaa "
|
||
"aaaaaaaaaaaaaaaaaaaaa\" "
|
||
"\"aaaaaaaaaaaaaaaa\";"));
|
||
verifyFormat("a = a + \"a\"\n"
|
||
" \"a\"\n"
|
||
" \"a\";");
|
||
verifyFormat("f(\"a\", \"b\"\n"
|
||
" \"c\");");
|
||
|
||
verifyFormat(
|
||
"#define LL_FORMAT \"ll\"\n"
|
||
"printf(\"aaaaa: %d, bbbbbb: %\" LL_FORMAT \"d, cccccccc: %\" LL_FORMAT\n"
|
||
" \"d, ddddddddd: %\" LL_FORMAT \"d\");");
|
||
|
||
verifyFormat("#define A(X) \\\n"
|
||
" \"aaaaa\" #X \"bbbbbb\" \\\n"
|
||
" \"ccccc\"",
|
||
getLLVMStyleWithColumns(23));
|
||
verifyFormat("#define A \"def\"\n"
|
||
"f(\"abc\" A \"ghi\"\n"
|
||
" \"jkl\");");
|
||
}
|
||
|
||
TEST_F(FormatTest, AlwaysBreakBeforeMultilineStrings) {
|
||
FormatStyle NoBreak = getLLVMStyle();
|
||
NoBreak.AlwaysBreakBeforeMultilineStrings = false;
|
||
FormatStyle Break = getLLVMStyle();
|
||
Break.AlwaysBreakBeforeMultilineStrings = true;
|
||
verifyFormat("aaaa = \"bbbb\"\n"
|
||
" \"cccc\";",
|
||
NoBreak);
|
||
verifyFormat("aaaa =\n"
|
||
" \"bbbb\"\n"
|
||
" \"cccc\";",
|
||
Break);
|
||
verifyFormat("aaaa(\"bbbb\"\n"
|
||
" \"cccc\");",
|
||
NoBreak);
|
||
verifyFormat("aaaa(\n"
|
||
" \"bbbb\"\n"
|
||
" \"cccc\");",
|
||
Break);
|
||
verifyFormat("aaaa(qqq, \"bbbb\"\n"
|
||
" \"cccc\");",
|
||
NoBreak);
|
||
verifyFormat("aaaa(qqq,\n"
|
||
" \"bbbb\"\n"
|
||
" \"cccc\");",
|
||
Break);
|
||
|
||
// Don't break if there is no column gain.
|
||
verifyFormat("f(\"aaaa\"\n"
|
||
" \"bbbb\");",
|
||
Break);
|
||
|
||
// Treat literals with escaped newlines like multi-line string literals.
|
||
EXPECT_EQ("x = \"a\\\n"
|
||
"b\\\n"
|
||
"c\";",
|
||
format("x = \"a\\\n"
|
||
"b\\\n"
|
||
"c\";",
|
||
NoBreak));
|
||
EXPECT_EQ("x =\n"
|
||
" \"a\\\n"
|
||
"b\\\n"
|
||
"c\";",
|
||
format("x = \"a\\\n"
|
||
"b\\\n"
|
||
"c\";",
|
||
Break));
|
||
}
|
||
|
||
TEST_F(FormatTest, AlignsPipes) {
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" << aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" << aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaa << aaaaaaaaaaaaaaaaaaaa << aaaaaaaaaaaaaaaaaaaa\n"
|
||
" << aaaaaaaaaaaaaaaaaaaa;");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa << aaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" << aaaaaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
verifyFormat(
|
||
"llvm::outs() << \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\"\n"
|
||
" \"bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb\"\n"
|
||
" << \"ccccccccccccccccccccccccccccccccccccccccccccccccc\";");
|
||
verifyFormat(
|
||
"aaaaaaaa << (aaaaaaaaaaaaaaaaaaa << aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" << aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" << aaaaaaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
|
||
verifyFormat("return out << \"somepacket = {\\n\"\n"
|
||
" << \" aaaaaa = \" << pkt.aaaaaa << \"\\n\"\n"
|
||
" << \" bbbb = \" << pkt.bbbb << \"\\n\"\n"
|
||
" << \" cccccc = \" << pkt.cccccc << \"\\n\"\n"
|
||
" << \" ddd = [\" << pkt.ddd << \"]\\n\"\n"
|
||
" << \"}\";");
|
||
|
||
verifyFormat("llvm::outs() << \"aaaaaaaaaaaaaaaa: \" << aaaaaaaaaaaaaaaa\n"
|
||
" << \"aaaaaaaaaaaaaaaa: \" << aaaaaaaaaaaaaaaa\n"
|
||
" << \"aaaaaaaaaaaaaaaa: \" << aaaaaaaaaaaaaaaa;");
|
||
verifyFormat(
|
||
"llvm::outs() << \"aaaaaaaaaaaaaaaaa = \" << aaaaaaaaaaaaaaaaa\n"
|
||
" << \"bbbbbbbbbbbbbbbbb = \" << bbbbbbbbbbbbbbbbb\n"
|
||
" << \"ccccccccccccccccc = \" << ccccccccccccccccc\n"
|
||
" << \"ddddddddddddddddd = \" << ddddddddddddddddd\n"
|
||
" << \"eeeeeeeeeeeeeeeee = \" << eeeeeeeeeeeeeeeee;");
|
||
verifyFormat("llvm::outs() << aaaaaaaaaaaaaaaaaaaaaaaa << \"=\"\n"
|
||
" << bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb;");
|
||
verifyFormat(
|
||
"void f() {\n"
|
||
" llvm::outs() << \"aaaaaaaaaaaaaaaaaaaa: \"\n"
|
||
" << aaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaa);\n"
|
||
"}");
|
||
|
||
// Breaking before the first "<<" is generally not desirable.
|
||
verifyFormat(
|
||
"llvm::errs()\n"
|
||
" << \"aaaaaaaaaaaaaaaaaaa: \" << aaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" << \"aaaaaaaaaaaaaaaaaaa: \" << aaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" << \"aaaaaaaaaaaaaaaaaaa: \" << aaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" << \"aaaaaaaaaaaaaaaaaaa: \" << aaaaaaaaaaaaaaaaaaaaaaaaaaaa;",
|
||
getLLVMStyleWithColumns(70));
|
||
verifyFormat("llvm::errs() << \"aaaaaaaaaaaaaaaaaaa: \"\n"
|
||
" << aaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" << \"aaaaaaaaaaaaaaaaaaa: \"\n"
|
||
" << aaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" << \"aaaaaaaaaaaaaaaaaaa: \"\n"
|
||
" << aaaaaaaaaaaaaaaaaaaaaaaaaaaa;",
|
||
getLLVMStyleWithColumns(70));
|
||
|
||
// But sometimes, breaking before the first "<<" is desirable.
|
||
verifyFormat("Diag(aaaaaaaaaaaaaaaaaaaaaaaaaaaaa, bbbbbbbbb)\n"
|
||
" << aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" << aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
verifyFormat("SemaRef.Diag(Loc, diag::note_for_range_begin_end)\n"
|
||
" << BEF << IsTemplate << Description << E->getType();");
|
||
|
||
verifyFormat(
|
||
"llvm::errs() << aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" .aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa();");
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsEquals) {
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaa =\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
verifyFormat(
|
||
"if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa =\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) {\n}");
|
||
verifyFormat(
|
||
"if (a) {\n"
|
||
" f();\n"
|
||
"} else if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa =\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) {\n"
|
||
"}");
|
||
|
||
verifyFormat("if (int aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa =\n"
|
||
" 100000000 + 10000000) {\n}");
|
||
}
|
||
|
||
TEST_F(FormatTest, WrapsAtFunctionCallsIfNecessary) {
|
||
verifyFormat("LoooooooooooooooooooooooooooooooooooooongObject\n"
|
||
" .looooooooooooooooooooooooooooooooooooooongFunction();");
|
||
|
||
verifyFormat("LoooooooooooooooooooooooooooooooooooooongObject\n"
|
||
" ->looooooooooooooooooooooooooooooooooooooongFunction();");
|
||
|
||
verifyFormat(
|
||
"LooooooooooooooooooooooooooooooooongObject->shortFunction(Parameter1,\n"
|
||
" Parameter2);");
|
||
|
||
verifyFormat(
|
||
"ShortObject->shortFunction(\n"
|
||
" LooooooooooooooooooooooooooooooooooooooooooooooongParameter1,\n"
|
||
" LooooooooooooooooooooooooooooooooooooooooooooooongParameter2);");
|
||
|
||
verifyFormat("loooooooooooooongFunction(\n"
|
||
" LoooooooooooooongObject->looooooooooooooooongFunction());");
|
||
|
||
verifyFormat(
|
||
"function(LoooooooooooooooooooooooooooooooooooongObject\n"
|
||
" ->loooooooooooooooooooooooooooooooooooooooongFunction());");
|
||
|
||
verifyFormat("EXPECT_CALL(SomeObject, SomeFunction(Parameter))\n"
|
||
" .WillRepeatedly(Return(SomeValue));");
|
||
verifyFormat("SomeMap[std::pair(aaaaaaaaaaaa, bbbbbbbbbbbbbbb)]\n"
|
||
" .insert(ccccccccccccccccccccccc);");
|
||
verifyFormat("aaaaa(aaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa).aaaaa(aaaaa),\n"
|
||
" aaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaa)->aaaaaaaaa());");
|
||
verifyFormat(
|
||
"aaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" .aaaaaaaaaaaaaaa(aa(aaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaa));");
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" .aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" .aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" .aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa()) {\n"
|
||
"}");
|
||
|
||
// Here, it is not necessary to wrap at "." or "->".
|
||
verifyFormat("if (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaa) ||\n"
|
||
" aaaa.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa) {\n}");
|
||
verifyFormat(
|
||
"aaaaaaaaaaa->aaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaa->aaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaa));\n");
|
||
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa().aaaaaaaaaaaaaaaaa());");
|
||
verifyFormat("a->aaaaaa()->aaaaaaaaaaa(aaaaaaaa()->aaaaaa()->aaaaa() *\n"
|
||
" aaaaaaaaa()->aaaaaa()->aaaaa());");
|
||
verifyFormat("a->aaaaaa()->aaaaaaaaaaa(aaaaaaaa()->aaaaaa()->aaaaa() ||\n"
|
||
" aaaaaaaaa()->aaaaaa()->aaaaa());");
|
||
|
||
// FIXME: Should we break before .a()?
|
||
verifyFormat("aaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa).a();");
|
||
|
||
FormatStyle NoBinPacking = getLLVMStyle();
|
||
NoBinPacking.BinPackParameters = false;
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" .aaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" .aaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);",
|
||
NoBinPacking);
|
||
|
||
// If there is a subsequent call, change to hanging indentation.
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaa))\n"
|
||
" .aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa();");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaa));");
|
||
}
|
||
|
||
TEST_F(FormatTest, WrapsTemplateDeclarations) {
|
||
verifyFormat("template <typename T>\n"
|
||
"virtual void loooooooooooongFunction(int Param1, int Param2);");
|
||
verifyFormat(
|
||
"template <typename T>\n"
|
||
"using comment_to_xml_conversion = comment_to_xml_conversion<T, int>;");
|
||
verifyFormat("template <typename T>\n"
|
||
"void f(int Paaaaaaaaaaaaaaaaaaaaaaaaaaaaaaram1,\n"
|
||
" int Paaaaaaaaaaaaaaaaaaaaaaaaaaaaaaram2);");
|
||
verifyFormat(
|
||
"template <typename T>\n"
|
||
"void looooooooooooooooooooongFunction(int Paaaaaaaaaaaaaaaaaaaaram1,\n"
|
||
" int Paaaaaaaaaaaaaaaaaaaaram2);");
|
||
verifyFormat(
|
||
"template <typename T>\n"
|
||
"aaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaa<T>::aaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat("template <typename T>\n"
|
||
"void aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" int aaaaaaaaaaaaaaaaaaaaaa);");
|
||
verifyFormat(
|
||
"template <typename T1, typename T2 = char, typename T3 = char,\n"
|
||
" typename T4 = char>\n"
|
||
"void f();");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaa<aaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaa>(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
|
||
verifyFormat("a<aaaaaaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaaaaa>(\n"
|
||
" a(aaaaaaaaaaaaaaaaaa, aaaaaaaaaaaaaaaa));");
|
||
|
||
verifyFormat("template <typename T> class C {};");
|
||
verifyFormat("template <typename T> void f();");
|
||
verifyFormat("template <typename T> void f() {}");
|
||
|
||
FormatStyle AlwaysBreak = getLLVMStyle();
|
||
AlwaysBreak.AlwaysBreakTemplateDeclarations = true;
|
||
verifyFormat("template <typename T>\nclass C {};", AlwaysBreak);
|
||
verifyFormat("template <typename T>\nvoid f();", AlwaysBreak);
|
||
verifyFormat("template <typename T>\nvoid f() {}", AlwaysBreak);
|
||
verifyFormat("void aaaaaaaaaaaaaaaaaaa<aaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbb>(\n"
|
||
" ccccccccccccccccccccccccccccccccccccccccccccccc);");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaa<aaaaaaaaaa, aaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa> *aaaa =\n"
|
||
" new aaaaaaaaaaaaa<aaaaaaaaaa, aaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa>(\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbb);",
|
||
getLLVMStyleWithColumns(72));
|
||
}
|
||
|
||
TEST_F(FormatTest, WrapsAtNestedNameSpecifiers) {
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa::\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa();");
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa::\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa());");
|
||
|
||
// FIXME: Should we have the extra indent after the second break?
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa::\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa::\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa();");
|
||
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaa(bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb::\n"
|
||
" cccccccccccccccccccccccccccccccccccccccccccccc());");
|
||
|
||
// Breaking at nested name specifiers is generally not desirable.
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa::aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaa);");
|
||
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaa(aaaaaaaa, aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa::\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaaa);",
|
||
getLLVMStyleWithColumns(74));
|
||
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa::\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" .aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa();");
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsTemplateParameters) {
|
||
verifyFormat("A<int> a;");
|
||
verifyFormat("A<A<A<int> > > a;");
|
||
verifyFormat("A<A<A<int, 2>, 3>, 4> a;");
|
||
verifyFormat("bool x = a < 1 || 2 > a;");
|
||
verifyFormat("bool x = 5 < f<int>();");
|
||
verifyFormat("bool x = f<int>() > 5;");
|
||
verifyFormat("bool x = 5 < a<int>::x;");
|
||
verifyFormat("bool x = a < 4 ? a > 2 : false;");
|
||
verifyFormat("bool x = f() ? a < 2 : a > 2;");
|
||
|
||
verifyGoogleFormat("A<A<int>> a;");
|
||
verifyGoogleFormat("A<A<A<int>>> a;");
|
||
verifyGoogleFormat("A<A<A<A<int>>>> a;");
|
||
verifyGoogleFormat("A<A<int> > a;");
|
||
verifyGoogleFormat("A<A<A<int> > > a;");
|
||
verifyGoogleFormat("A<A<A<A<int> > > > a;");
|
||
EXPECT_EQ("A<A<A<A>>> a;", format("A<A<A<A> >> a;", getGoogleStyle()));
|
||
EXPECT_EQ("A<A<A<A>>> a;", format("A<A<A<A>> > a;", getGoogleStyle()));
|
||
|
||
verifyFormat("test >> a >> b;");
|
||
verifyFormat("test << a >> b;");
|
||
|
||
verifyFormat("f<int>();");
|
||
verifyFormat("template <typename T> void f() {}");
|
||
|
||
// Not template parameters.
|
||
verifyFormat("return a < b && c > d;");
|
||
verifyFormat("void f() {\n"
|
||
" while (a < b && c > d) {\n"
|
||
" }\n"
|
||
"}");
|
||
verifyFormat("template <typename... Types>\n"
|
||
"typename enable_if<0 < sizeof...(Types)>::type Foo() {}");
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsBinaryOperators) {
|
||
verifyFormat("COMPARE(a, ==, b);");
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsPointersToMembers) {
|
||
verifyFormat("int A::*x;");
|
||
verifyFormat("int (S::*func)(void *);");
|
||
verifyFormat("void f() { int (S::*func)(void *); }");
|
||
verifyFormat("typedef bool *(Class::*Member)() const;");
|
||
verifyFormat("void f() {\n"
|
||
" (a->*f)();\n"
|
||
" a->*x;\n"
|
||
" (a.*f)();\n"
|
||
" ((*a).*f)();\n"
|
||
" a.*x;\n"
|
||
"}");
|
||
verifyFormat("void f() {\n"
|
||
" (a->*aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)(\n"
|
||
" aaaa, bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb);\n"
|
||
"}");
|
||
FormatStyle Style = getLLVMStyle();
|
||
Style.PointerBindsToType = true;
|
||
verifyFormat("typedef bool* (Class::*Member)() const;", Style);
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsUnaryOperators) {
|
||
verifyFormat("int a = -2;");
|
||
verifyFormat("f(-1, -2, -3);");
|
||
verifyFormat("a[-1] = 5;");
|
||
verifyFormat("int a = 5 + -2;");
|
||
verifyFormat("if (i == -1) {\n}");
|
||
verifyFormat("if (i != -1) {\n}");
|
||
verifyFormat("if (i > -1) {\n}");
|
||
verifyFormat("if (i < -1) {\n}");
|
||
verifyFormat("++(a->f());");
|
||
verifyFormat("--(a->f());");
|
||
verifyFormat("(a->f())++;");
|
||
verifyFormat("a[42]++;");
|
||
verifyFormat("if (!(a->f())) {\n}");
|
||
|
||
verifyFormat("a-- > b;");
|
||
verifyFormat("b ? -a : c;");
|
||
verifyFormat("n * sizeof char16;");
|
||
verifyFormat("n * alignof char16;", getGoogleStyle());
|
||
verifyFormat("sizeof(char);");
|
||
verifyFormat("alignof(char);", getGoogleStyle());
|
||
|
||
verifyFormat("return -1;");
|
||
verifyFormat("switch (a) {\n"
|
||
"case -1:\n"
|
||
" break;\n"
|
||
"}");
|
||
verifyFormat("#define X -1");
|
||
verifyFormat("#define X -kConstant");
|
||
|
||
verifyFormat("const NSPoint kBrowserFrameViewPatternOffset = { -5, +3 };");
|
||
verifyFormat("const NSPoint kBrowserFrameViewPatternOffset = { +5, -3 };");
|
||
|
||
verifyFormat("int a = /* confusing comment */ -1;");
|
||
// FIXME: The space after 'i' is wrong, but hopefully, this is a rare case.
|
||
verifyFormat("int a = i /* confusing comment */++;");
|
||
}
|
||
|
||
TEST_F(FormatTest, IndentsRelativeToUnaryOperators) {
|
||
verifyFormat("if (!aaaaaaaaaa( // break\n"
|
||
" aaaaa)) {\n"
|
||
"}");
|
||
verifyFormat("aaaaaaaaaa(!aaaaaaaaaa( // break\n"
|
||
" aaaaa));");
|
||
|
||
// Only indent relative to unary operators if the expression is nested.
|
||
verifyFormat("*aaa = aaaaaaa( // break\n"
|
||
" bbbbbb);");
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsOverloadedOperators) {
|
||
verifyFormat("bool operator<();");
|
||
verifyFormat("bool operator>();");
|
||
verifyFormat("bool operator=();");
|
||
verifyFormat("bool operator==();");
|
||
verifyFormat("bool operator!=();");
|
||
verifyFormat("int operator+();");
|
||
verifyFormat("int operator++();");
|
||
verifyFormat("bool operator();");
|
||
verifyFormat("bool operator()();");
|
||
verifyFormat("bool operator[]();");
|
||
verifyFormat("operator bool();");
|
||
verifyFormat("operator int();");
|
||
verifyFormat("operator void *();");
|
||
verifyFormat("operator SomeType<int>();");
|
||
verifyFormat("operator SomeType<int, int>();");
|
||
verifyFormat("operator SomeType<SomeType<int> >();");
|
||
verifyFormat("void *operator new(std::size_t size);");
|
||
verifyFormat("void *operator new[](std::size_t size);");
|
||
verifyFormat("void operator delete(void *ptr);");
|
||
verifyFormat("void operator delete[](void *ptr);");
|
||
verifyFormat("template <typename AAAAAAA, typename BBBBBBB>\n"
|
||
"AAAAAAA operator/(const AAAAAAA &a, BBBBBBB &b);");
|
||
|
||
verifyFormat(
|
||
"ostream &operator<<(ostream &OutputStream,\n"
|
||
" SomeReallyLongType WithSomeReallyLongValue);");
|
||
verifyFormat("bool operator<(const aaaaaaaaaaaaaaaaaaaaa &left,\n"
|
||
" const aaaaaaaaaaaaaaaaaaaaa &right) {\n"
|
||
" return left.group < right.group;\n"
|
||
"}");
|
||
verifyFormat("SomeType &operator=(const SomeType &S);");
|
||
|
||
verifyGoogleFormat("operator void*();");
|
||
verifyGoogleFormat("operator SomeType<SomeType<int>>();");
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsNewAndDelete) {
|
||
verifyFormat("void f() {\n"
|
||
" A *a = new A;\n"
|
||
" A *a = new (placement) A;\n"
|
||
" delete a;\n"
|
||
" delete (A *)a;\n"
|
||
"}");
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsUsesOfStarAndAmp) {
|
||
verifyFormat("int *f(int *a) {}");
|
||
verifyFormat("int main(int argc, char **argv) {}");
|
||
verifyFormat("Test::Test(int b) : a(b * b) {}");
|
||
verifyIndependentOfContext("f(a, *a);");
|
||
verifyFormat("void g() { f(*a); }");
|
||
verifyIndependentOfContext("int a = b * 10;");
|
||
verifyIndependentOfContext("int a = 10 * b;");
|
||
verifyIndependentOfContext("int a = b * c;");
|
||
verifyIndependentOfContext("int a += b * c;");
|
||
verifyIndependentOfContext("int a -= b * c;");
|
||
verifyIndependentOfContext("int a *= b * c;");
|
||
verifyIndependentOfContext("int a /= b * c;");
|
||
verifyIndependentOfContext("int a = *b;");
|
||
verifyIndependentOfContext("int a = *b * c;");
|
||
verifyIndependentOfContext("int a = b * *c;");
|
||
verifyIndependentOfContext("return 10 * b;");
|
||
verifyIndependentOfContext("return *b * *c;");
|
||
verifyIndependentOfContext("return a & ~b;");
|
||
verifyIndependentOfContext("f(b ? *c : *d);");
|
||
verifyIndependentOfContext("int a = b ? *c : *d;");
|
||
verifyIndependentOfContext("*b = a;");
|
||
verifyIndependentOfContext("a * ~b;");
|
||
verifyIndependentOfContext("a * !b;");
|
||
verifyIndependentOfContext("a * +b;");
|
||
verifyIndependentOfContext("a * -b;");
|
||
verifyIndependentOfContext("a * ++b;");
|
||
verifyIndependentOfContext("a * --b;");
|
||
verifyIndependentOfContext("a[4] * b;");
|
||
verifyIndependentOfContext("a[a * a] = 1;");
|
||
verifyIndependentOfContext("f() * b;");
|
||
verifyIndependentOfContext("a * [self dostuff];");
|
||
verifyIndependentOfContext("int x = a * (a + b);");
|
||
verifyIndependentOfContext("(a *)(a + b);");
|
||
verifyIndependentOfContext("int *pa = (int *)&a;");
|
||
verifyIndependentOfContext("return sizeof(int **);");
|
||
verifyIndependentOfContext("return sizeof(int ******);");
|
||
verifyIndependentOfContext("return (int **&)a;");
|
||
verifyIndependentOfContext("f((*PointerToArray)[10]);");
|
||
verifyFormat("void f(Type (*parameter)[10]) {}");
|
||
verifyGoogleFormat("return sizeof(int**);");
|
||
verifyIndependentOfContext("Type **A = static_cast<Type **>(P);");
|
||
verifyGoogleFormat("Type** A = static_cast<Type**>(P);");
|
||
verifyFormat("auto a = [](int **&, int ***) {};");
|
||
|
||
verifyIndependentOfContext("InvalidRegions[*R] = 0;");
|
||
|
||
verifyIndependentOfContext("A<int *> a;");
|
||
verifyIndependentOfContext("A<int **> a;");
|
||
verifyIndependentOfContext("A<int *, int *> a;");
|
||
verifyIndependentOfContext(
|
||
"const char *const p = reinterpret_cast<const char *const>(q);");
|
||
verifyIndependentOfContext("A<int **, int **> a;");
|
||
verifyIndependentOfContext("void f(int *a = d * e, int *b = c * d);");
|
||
verifyFormat("for (char **a = b; *a; ++a) {\n}");
|
||
verifyFormat("for (; a && b;) {\n}");
|
||
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaa, *aaaaaaaaaaaaaaaaaaaaaaaaaaaaa);");
|
||
|
||
verifyGoogleFormat("int main(int argc, char** argv) {}");
|
||
verifyGoogleFormat("A<int*> a;");
|
||
verifyGoogleFormat("A<int**> a;");
|
||
verifyGoogleFormat("A<int*, int*> a;");
|
||
verifyGoogleFormat("A<int**, int**> a;");
|
||
verifyGoogleFormat("f(b ? *c : *d);");
|
||
verifyGoogleFormat("int a = b ? *c : *d;");
|
||
verifyGoogleFormat("Type* t = **x;");
|
||
verifyGoogleFormat("Type* t = *++*x;");
|
||
verifyGoogleFormat("*++*x;");
|
||
verifyGoogleFormat("Type* t = const_cast<T*>(&*x);");
|
||
verifyGoogleFormat("Type* t = x++ * y;");
|
||
verifyGoogleFormat(
|
||
"const char* const p = reinterpret_cast<const char* const>(q);");
|
||
|
||
verifyIndependentOfContext("a = *(x + y);");
|
||
verifyIndependentOfContext("a = &(x + y);");
|
||
verifyIndependentOfContext("*(x + y).call();");
|
||
verifyIndependentOfContext("&(x + y)->call();");
|
||
verifyFormat("void f() { &(*I).first; }");
|
||
|
||
verifyIndependentOfContext("f(b * /* confusing comment */ ++c);");
|
||
verifyFormat(
|
||
"int *MyValues = {\n"
|
||
" *A, // Operator detection might be confused by the '{'\n"
|
||
" *BB // Operator detection might be confused by previous comment\n"
|
||
"};");
|
||
|
||
verifyIndependentOfContext("if (int *a = &b)");
|
||
verifyIndependentOfContext("if (int &a = *b)");
|
||
verifyIndependentOfContext("if (a & b[i])");
|
||
verifyIndependentOfContext("if (a::b::c::d & b[i])");
|
||
verifyIndependentOfContext("if (*b[i])");
|
||
verifyIndependentOfContext("if (int *a = (&b))");
|
||
verifyIndependentOfContext("while (int *a = &b)");
|
||
verifyFormat("void f() {\n"
|
||
" for (const int &v : Values) {\n"
|
||
" }\n"
|
||
"}");
|
||
verifyFormat("for (int i = a * a; i < 10; ++i) {\n}");
|
||
verifyFormat("for (int i = 0; i < a * a; ++i) {\n}");
|
||
|
||
verifyFormat("#define MACRO \\\n"
|
||
" int *i = a * b; \\\n"
|
||
" void f(a *b);",
|
||
getLLVMStyleWithColumns(19));
|
||
|
||
verifyIndependentOfContext("A = new SomeType *[Length];");
|
||
verifyIndependentOfContext("A = new SomeType *[Length]();");
|
||
verifyIndependentOfContext("T **t = new T *;");
|
||
verifyIndependentOfContext("T **t = new T *();");
|
||
verifyGoogleFormat("A = new SomeType* [Length]();");
|
||
verifyGoogleFormat("A = new SomeType* [Length];");
|
||
verifyGoogleFormat("T** t = new T*;");
|
||
verifyGoogleFormat("T** t = new T*();");
|
||
|
||
FormatStyle PointerLeft = getLLVMStyle();
|
||
PointerLeft.PointerBindsToType = true;
|
||
verifyFormat("delete *x;", PointerLeft);
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsAttributes) {
|
||
verifyFormat("SomeType s __attribute__((unused)) (InitValue);");
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsEllipsis) {
|
||
verifyFormat("int printf(const char *fmt, ...);");
|
||
verifyFormat("template <class... Ts> void Foo(Ts... ts) { Foo(ts...); }");
|
||
verifyFormat("template <class... Ts> void Foo(Ts *... ts) {}");
|
||
|
||
FormatStyle PointersLeft = getLLVMStyle();
|
||
PointersLeft.PointerBindsToType = true;
|
||
verifyFormat("template <class... Ts> void Foo(Ts*... ts) {}", PointersLeft);
|
||
}
|
||
|
||
TEST_F(FormatTest, AdaptivelyFormatsPointersAndReferences) {
|
||
EXPECT_EQ("int *a;\n"
|
||
"int *a;\n"
|
||
"int *a;",
|
||
format("int *a;\n"
|
||
"int* a;\n"
|
||
"int *a;",
|
||
getGoogleStyle()));
|
||
EXPECT_EQ("int* a;\n"
|
||
"int* a;\n"
|
||
"int* a;",
|
||
format("int* a;\n"
|
||
"int* a;\n"
|
||
"int *a;",
|
||
getGoogleStyle()));
|
||
EXPECT_EQ("int *a;\n"
|
||
"int *a;\n"
|
||
"int *a;",
|
||
format("int *a;\n"
|
||
"int * a;\n"
|
||
"int * a;",
|
||
getGoogleStyle()));
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsRvalueReferences) {
|
||
verifyFormat("int f(int &&a) {}");
|
||
verifyFormat("int f(int a, char &&b) {}");
|
||
verifyFormat("void f() { int &&a = b; }");
|
||
verifyGoogleFormat("int f(int a, char&& b) {}");
|
||
verifyGoogleFormat("void f() { int&& a = b; }");
|
||
|
||
verifyIndependentOfContext("A<int &&> a;");
|
||
verifyIndependentOfContext("A<int &&, int &&> a;");
|
||
verifyGoogleFormat("A<int&&> a;");
|
||
verifyGoogleFormat("A<int&&, int&&> a;");
|
||
|
||
// Not rvalue references:
|
||
verifyFormat("template <bool B, bool C> class A {\n"
|
||
" static_assert(B && C, \"Something is wrong\");\n"
|
||
"};");
|
||
verifyGoogleFormat("#define IF(a, b, c) if (a && (b == c))");
|
||
verifyGoogleFormat("#define WHILE(a, b, c) while (a && (b == c))");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsBinaryOperatorsPrecedingEquals) {
|
||
verifyFormat("void f() {\n"
|
||
" x[aaaaaaaaa -\n"
|
||
" b] = 23;\n"
|
||
"}",
|
||
getLLVMStyleWithColumns(15));
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsCasts) {
|
||
verifyFormat("Type *A = static_cast<Type *>(P);");
|
||
verifyFormat("Type *A = (Type *)P;");
|
||
verifyFormat("Type *A = (vector<Type *, int *>)P;");
|
||
verifyFormat("int a = (int)(2.0f);");
|
||
verifyFormat("int a = (int)2.0f;");
|
||
verifyFormat("x[(int32)y];");
|
||
verifyFormat("x = (int32)y;");
|
||
verifyFormat("#define AA(X) sizeof(((X *)NULL)->a)");
|
||
verifyFormat("int a = (int)*b;");
|
||
verifyFormat("int a = (int)2.0f;");
|
||
verifyFormat("int a = (int)~0;");
|
||
verifyFormat("int a = (int)++a;");
|
||
verifyFormat("int a = (int)sizeof(int);");
|
||
verifyFormat("int a = (int)+2;");
|
||
verifyFormat("my_int a = (my_int)2.0f;");
|
||
verifyFormat("my_int a = (my_int)sizeof(int);");
|
||
verifyFormat("return (my_int)aaa;");
|
||
verifyFormat("#define x ((int)-1)");
|
||
verifyFormat("#define p(q) ((int *)&q)");
|
||
|
||
// FIXME: Without type knowledge, this can still fall apart miserably.
|
||
verifyFormat("void f() { my_int a = (my_int) * b; }");
|
||
verifyFormat("void f() { return P ? (my_int) * P : (my_int)0; }");
|
||
verifyFormat("my_int a = (my_int) ~0;");
|
||
verifyFormat("my_int a = (my_int)++ a;");
|
||
verifyFormat("my_int a = (my_int) + 2;");
|
||
|
||
// Don't break after a cast's
|
||
verifyFormat("int aaaaaaaaaaaaaaaaaaaaaaaaaaa =\n"
|
||
" (aaaaaaaaaaaaaaaaaaaaaaaaaa *)(aaaaaaaaaaaaaaaaaaaaaa +\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbb);");
|
||
|
||
// These are not casts.
|
||
verifyFormat("void f(int *) {}");
|
||
verifyFormat("f(foo)->b;");
|
||
verifyFormat("f(foo).b;");
|
||
verifyFormat("f(foo)(b);");
|
||
verifyFormat("f(foo)[b];");
|
||
verifyFormat("[](foo) { return 4; }(bar)];");
|
||
verifyFormat("(*funptr)(foo)[4];");
|
||
verifyFormat("funptrs[4](foo)[4];");
|
||
verifyFormat("void f(int *);");
|
||
verifyFormat("void f(int *) = 0;");
|
||
verifyFormat("void f(SmallVector<int>) {}");
|
||
verifyFormat("void f(SmallVector<int>);");
|
||
verifyFormat("void f(SmallVector<int>) = 0;");
|
||
verifyFormat("void f(int i = (kValue) * kMask) {}");
|
||
verifyFormat("void f(int i = (kA * kB) & kMask) {}");
|
||
verifyFormat("int a = sizeof(int) * b;");
|
||
verifyFormat("int a = alignof(int) * b;", getGoogleStyle());
|
||
verifyFormat("template <> void f<int>(int i) SOME_ANNOTATION;");
|
||
verifyFormat("f(\"%\" SOME_MACRO(ll) \"d\");");
|
||
verifyFormat("aaaaa &operator=(const aaaaa &) LLVM_DELETED_FUNCTION;");
|
||
|
||
// These are not casts, but at some point were confused with casts.
|
||
verifyFormat("virtual void foo(int *) override;");
|
||
verifyFormat("virtual void foo(char &) const;");
|
||
verifyFormat("virtual void foo(int *a, char *) const;");
|
||
verifyFormat("int a = sizeof(int *) + b;");
|
||
verifyFormat("int a = alignof(int *) + b;", getGoogleStyle());
|
||
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa *foo = (aaaaaaaaaaaaaaaaa *)\n"
|
||
" bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb;");
|
||
// FIXME: The indentation here is not ideal.
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" [bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb] = (*cccccccccccccccc)\n"
|
||
" [dddddddddddddddddddddddddddddddddddddddddddddddddddddddd];");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsFunctionTypes) {
|
||
verifyFormat("A<bool()> a;");
|
||
verifyFormat("A<SomeType()> a;");
|
||
verifyFormat("A<void (*)(int, std::string)> a;");
|
||
verifyFormat("A<void *(int)>;");
|
||
verifyFormat("void *(*a)(int *, SomeType *);");
|
||
verifyFormat("int (*func)(void *);");
|
||
verifyFormat("void f() { int (*func)(void *); }");
|
||
verifyFormat("template <class CallbackClass>\n"
|
||
"using MyCallback = void (CallbackClass::*)(SomeObject *Data);");
|
||
|
||
verifyGoogleFormat("A<void*(int*, SomeType*)>;");
|
||
verifyGoogleFormat("void* (*a)(int);");
|
||
verifyGoogleFormat(
|
||
"template <class CallbackClass>\n"
|
||
"using MyCallback = void (CallbackClass::*)(SomeObject* Data);");
|
||
|
||
// Other constructs can look somewhat like function types:
|
||
verifyFormat("A<sizeof(*x)> a;");
|
||
verifyFormat("#define DEREF_AND_CALL_F(x) f(*x)");
|
||
verifyFormat("some_var = function(*some_pointer_var)[0];");
|
||
verifyFormat("void f() { function(*some_pointer_var)[0] = 10; }");
|
||
}
|
||
|
||
TEST_F(FormatTest, BreaksLongDeclarations) {
|
||
verifyFormat("typedef LoooooooooooooooooooooooooooooooooooooooongType\n"
|
||
" AnotherNameForTheLongType;",
|
||
getGoogleStyle());
|
||
verifyFormat("LoooooooooooooooooooooooooooooooooooooooongType\n"
|
||
" LoooooooooooooooooooooooooooooooooooooooongVariable;",
|
||
getGoogleStyle());
|
||
verifyFormat("LoooooooooooooooooooooooooooooooooooooooongType const\n"
|
||
" LoooooooooooooooooooooooooooooooooooooooongVariable;",
|
||
getGoogleStyle());
|
||
verifyFormat("LoooooooooooooooooooooooooooooooooooooooongReturnType\n"
|
||
" LoooooooooooooooooooooooooooooooongFunctionDeclaration();",
|
||
getGoogleStyle());
|
||
verifyFormat("LoooooooooooooooooooooooooooooooooooooooongReturnType\n"
|
||
"LooooooooooooooooooooooooooooooooooongFunctionDefinition() {}");
|
||
verifyFormat("LoooooooooooooooooooooooooooooooooooooooongReturnType const\n"
|
||
"LooooooooooooooooooooooooooooooooooongFunctionDefinition() {}");
|
||
|
||
// FIXME: Without the comment, this breaks after "(".
|
||
verifyFormat("LoooooooooooooooooooooooooooooooooooooooongType // break\n"
|
||
" (*LoooooooooooooooooooooooooooongFunctionTypeVarialbe)();",
|
||
getGoogleStyle());
|
||
|
||
verifyFormat("int *someFunction(int LoooooooooooooooooooongParam1,\n"
|
||
" int LoooooooooooooooooooongParam2) {}");
|
||
verifyFormat(
|
||
"TypeSpecDecl *TypeSpecDecl::Create(ASTContext &C, DeclContext *DC,\n"
|
||
" SourceLocation L, IdentifierIn *II,\n"
|
||
" Type *T) {}");
|
||
verifyFormat("ReallyLongReturnType<TemplateParam1, TemplateParam2>\n"
|
||
"ReallyReallyLongFunctionName(\n"
|
||
" const std::string &SomeParameter,\n"
|
||
" const SomeType<string, SomeOtherTemplateParameter> &\n"
|
||
" ReallyReallyLongParameterName,\n"
|
||
" const SomeType<string, SomeOtherTemplateParameter> &\n"
|
||
" AnotherLongParameterName) {}");
|
||
verifyFormat("template <typename A>\n"
|
||
"SomeLoooooooooooooooooooooongType<\n"
|
||
" typename some_namespace::SomeOtherType<A>::Type>\n"
|
||
"Function() {}");
|
||
|
||
verifyGoogleFormat(
|
||
"aaaaaaaaaaaaaaaa::aaaaaaaaaaaaaaaa<aaaaaaaaaaaaa, aaaaaaaaaaaa>\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaa;");
|
||
verifyGoogleFormat(
|
||
"TypeSpecDecl* TypeSpecDecl::Create(ASTContext& C, DeclContext* DC,\n"
|
||
" SourceLocation L) {}");
|
||
verifyGoogleFormat(
|
||
"some_namespace::LongReturnType\n"
|
||
"long_namespace::SomeVeryLongClass::SomeVeryLongFunction(\n"
|
||
" int first_long_parameter, int second_parameter) {}");
|
||
|
||
verifyGoogleFormat("template <typename T>\n"
|
||
"aaaaaaaa::aaaaa::aaaaaa<T, aaaaaaaaaaaaaaaaaaaaaaaaa>\n"
|
||
"aaaaaaaaaaaaaaaaaaaaaaaa<T>::aaaaaaa() {}");
|
||
verifyGoogleFormat("A<A<A>> aaaaaaaaaa(int aaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" int aaaaaaaaaaaaaaaaaaaaaaa);");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsArrays) {
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaa[aaaaaaaaaaaaaaaaaaaaaaaaa]\n"
|
||
" [bbbbbbbbbbbbbbbbbbbbbbbbb] = c;");
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" [bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb] = ccccccccccc;");
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" [a][bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb] = cccccccc;");
|
||
verifyFormat("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
|
||
" [aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa]\n"
|
||
" [bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb] = ccccccccccc;");
|
||
verifyFormat(
|
||
"llvm::outs() << \"aaaaaaaaaaaa: \"\n"
|
||
" << (*aaaaaaaiaaaaaaa)[aaaaaaaaaaaaaaaaaaaaaaaaa]\n"
|
||
" [aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa];");
|
||
}
|
||
|
||
TEST_F(FormatTest, LineStartsWithSpecialCharacter) {
|
||
verifyFormat("(a)->b();");
|
||
verifyFormat("--a;");
|
||
}
|
||
|
||
TEST_F(FormatTest, HandlesIncludeDirectives) {
|
||
verifyFormat("#include <string>\n"
|
||
"#include <a/b/c.h>\n"
|
||
"#include \"a/b/string\"\n"
|
||
"#include \"string.h\"\n"
|
||
"#include \"string.h\"\n"
|
||
"#include <a-a>\n"
|
||
"#include < path with space >\n"
|
||
"#include \"abc.h\" // this is included for ABC\n"
|
||
"#include \"some long include\" // with a comment\n"
|
||
"#include \"some very long include paaaaaaaaaaaaaaaaaaaaaaath\"",
|
||
getLLVMStyleWithColumns(35));
|
||
|
||
verifyFormat("#import <string>");
|
||
verifyFormat("#import <a/b/c.h>");
|
||
verifyFormat("#import \"a/b/string\"");
|
||
verifyFormat("#import \"string.h\"");
|
||
verifyFormat("#import \"string.h\"");
|
||
}
|
||
|
||
//===----------------------------------------------------------------------===//
|
||
// Error recovery tests.
|
||
//===----------------------------------------------------------------------===//
|
||
|
||
TEST_F(FormatTest, IncompleteParameterLists) {
|
||
FormatStyle NoBinPacking = getLLVMStyle();
|
||
NoBinPacking.BinPackParameters = false;
|
||
verifyFormat("void aaaaaaaaaaaaaaaaaa(int level,\n"
|
||
" double *min_x,\n"
|
||
" double *max_x,\n"
|
||
" double *min_y,\n"
|
||
" double *max_y,\n"
|
||
" double *min_z,\n"
|
||
" double *max_z, ) {}",
|
||
NoBinPacking);
|
||
}
|
||
|
||
TEST_F(FormatTest, IncorrectCodeTrailingStuff) {
|
||
verifyFormat("void f() { return; }\n42");
|
||
verifyFormat("void f() {\n"
|
||
" if (0)\n"
|
||
" return;\n"
|
||
"}\n"
|
||
"42");
|
||
verifyFormat("void f() { return }\n42");
|
||
verifyFormat("void f() {\n"
|
||
" if (0)\n"
|
||
" return\n"
|
||
"}\n"
|
||
"42");
|
||
}
|
||
|
||
TEST_F(FormatTest, IncorrectCodeMissingSemicolon) {
|
||
EXPECT_EQ("void f() { return }", format("void f ( ) { return }"));
|
||
EXPECT_EQ("void f() {\n"
|
||
" if (a)\n"
|
||
" return\n"
|
||
"}",
|
||
format("void f ( ) { if ( a ) return }"));
|
||
EXPECT_EQ("namespace N {\n"
|
||
"void f()\n"
|
||
"}",
|
||
format("namespace N { void f() }"));
|
||
EXPECT_EQ("namespace N {\n"
|
||
"void f() {}\n"
|
||
"void g()\n"
|
||
"}",
|
||
format("namespace N { void f( ) { } void g( ) }"));
|
||
}
|
||
|
||
TEST_F(FormatTest, IndentationWithinColumnLimitNotPossible) {
|
||
verifyFormat("int aaaaaaaa =\n"
|
||
" // Overlylongcomment\n"
|
||
" b;",
|
||
getLLVMStyleWithColumns(20));
|
||
verifyFormat("function(\n"
|
||
" ShortArgument,\n"
|
||
" LoooooooooooongArgument);\n",
|
||
getLLVMStyleWithColumns(20));
|
||
}
|
||
|
||
TEST_F(FormatTest, IncorrectAccessSpecifier) {
|
||
verifyFormat("public:");
|
||
verifyFormat("class A {\n"
|
||
"public\n"
|
||
" void f() {}\n"
|
||
"};");
|
||
verifyFormat("public\n"
|
||
"int qwerty;");
|
||
verifyFormat("public\n"
|
||
"B {}");
|
||
verifyFormat("public\n"
|
||
"{}");
|
||
verifyFormat("public\n"
|
||
"B { int x; }");
|
||
}
|
||
|
||
TEST_F(FormatTest, IncorrectCodeUnbalancedBraces) {
|
||
verifyFormat("{");
|
||
verifyFormat("#})");
|
||
}
|
||
|
||
TEST_F(FormatTest, IncorrectCodeDoNoWhile) {
|
||
verifyFormat("do {\n}");
|
||
verifyFormat("do {\n}\n"
|
||
"f();");
|
||
verifyFormat("do {\n}\n"
|
||
"wheeee(fun);");
|
||
verifyFormat("do {\n"
|
||
" f();\n"
|
||
"}");
|
||
}
|
||
|
||
TEST_F(FormatTest, IncorrectCodeMissingParens) {
|
||
verifyFormat("if {\n foo;\n foo();\n}");
|
||
verifyFormat("switch {\n foo;\n foo();\n}");
|
||
verifyFormat("for {\n foo;\n foo();\n}");
|
||
verifyFormat("while {\n foo;\n foo();\n}");
|
||
verifyFormat("do {\n foo;\n foo();\n} while;");
|
||
}
|
||
|
||
TEST_F(FormatTest, DoesNotTouchUnwrappedLinesWithErrors) {
|
||
verifyFormat("namespace {\n"
|
||
"class Foo { Foo (\n"
|
||
"};\n"
|
||
"} // comment");
|
||
}
|
||
|
||
TEST_F(FormatTest, IncorrectCodeErrorDetection) {
|
||
EXPECT_EQ("{\n{}\n", format("{\n{\n}\n"));
|
||
EXPECT_EQ("{\n {}\n", format("{\n {\n}\n"));
|
||
EXPECT_EQ("{\n {}\n", format("{\n {\n }\n"));
|
||
EXPECT_EQ("{\n {}\n }\n}\n", format("{\n {\n }\n }\n}\n"));
|
||
|
||
EXPECT_EQ("{\n"
|
||
" {\n"
|
||
" breakme(\n"
|
||
" qwe);\n"
|
||
"}\n",
|
||
format("{\n"
|
||
" {\n"
|
||
" breakme(qwe);\n"
|
||
"}\n",
|
||
getLLVMStyleWithColumns(10)));
|
||
}
|
||
|
||
TEST_F(FormatTest, LayoutCallsInsideBraceInitializers) {
|
||
verifyFormat("int x = {\n"
|
||
" avariable,\n"
|
||
" b(alongervariable)\n"
|
||
"};",
|
||
getLLVMStyleWithColumns(25));
|
||
}
|
||
|
||
TEST_F(FormatTest, LayoutBraceInitializersInReturnStatement) {
|
||
verifyFormat("return (a)(b) { 1, 2, 3 };");
|
||
}
|
||
|
||
TEST_F(FormatTest, LayoutCxx11ConstructorBraceInitializers) {
|
||
verifyFormat("vector<int> x{ 1, 2, 3, 4 };");
|
||
verifyFormat("vector<T> x{ {}, {}, {}, {} };");
|
||
verifyFormat("f({ 1, 2 });");
|
||
verifyFormat("auto v = Foo{ 1 };");
|
||
verifyFormat("f({ 1, 2 }, { { 2, 3 }, { 4, 5 } }, c, { d });");
|
||
verifyFormat("Class::Class : member{ 1, 2, 3 } {}");
|
||
verifyFormat("new vector<int>{ 1, 2, 3 };");
|
||
verifyFormat("new int[3]{ 1, 2, 3 };");
|
||
verifyFormat("return { arg1, arg2 };");
|
||
verifyFormat("return { arg1, SomeType{ parameter } };");
|
||
verifyFormat("new T{ arg1, arg2 };");
|
||
verifyFormat("class Class {\n"
|
||
" T member = { arg1, arg2 };\n"
|
||
"};");
|
||
verifyFormat(
|
||
"foo = aaaaaaaaaaa ? vector<int>{ aaaaaaaaaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaaaaaaaaaaaaaaaa, aaaaa }\n"
|
||
" : vector<int>{ bbbbbbbbbbbbbbbbbbbbbbbbbbb,\n"
|
||
" bbbbbbbbbbbbbbbbbbbb, bbbbb };");
|
||
verifyFormat("DoSomethingWithVector({} /* No data */);");
|
||
verifyFormat("DoSomethingWithVector({ {} /* No data */ }, { { 1, 2 } });");
|
||
verifyFormat(
|
||
"someFunction(OtherParam, BracedList{\n"
|
||
" // comment 1 (Forcing interesting break)\n"
|
||
" param1, param2,\n"
|
||
" // comment 2\n"
|
||
" param3, param4\n"
|
||
" });");
|
||
|
||
FormatStyle NoSpaces = getLLVMStyle();
|
||
NoSpaces.Cpp11BracedListStyle = true;
|
||
verifyFormat("vector<int> x{1, 2, 3, 4};", NoSpaces);
|
||
verifyFormat("vector<T> x{{}, {}, {}, {}};", NoSpaces);
|
||
verifyFormat("f({1, 2});", NoSpaces);
|
||
verifyFormat("auto v = Foo{-1};", NoSpaces);
|
||
verifyFormat("f({1, 2}, {{2, 3}, {4, 5}}, c, {d});", NoSpaces);
|
||
verifyFormat("Class::Class : member{1, 2, 3} {}", NoSpaces);
|
||
verifyFormat("new vector<int>{1, 2, 3};", NoSpaces);
|
||
verifyFormat("new int[3]{1, 2, 3};", NoSpaces);
|
||
verifyFormat("return {arg1, arg2};", NoSpaces);
|
||
verifyFormat("return {arg1, SomeType{parameter}};", NoSpaces);
|
||
verifyFormat("new T{arg1, arg2};", NoSpaces);
|
||
verifyFormat("class Class {\n"
|
||
" T member = {arg1, arg2};\n"
|
||
"};",
|
||
NoSpaces);
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsBracedListsinColumnLayout) {
|
||
verifyFormat("vector<int> x = { 1, 22, 333, 4444, 55555, 666666, 7777777,\n"
|
||
" 1, 22, 333, 4444, 55555, 666666, 7777777,\n"
|
||
" 1, 22, 333, 4444, 55555, 666666, 7777777,\n"
|
||
" 1, 22, 333, 4444, 55555, 666666, 7777777,\n"
|
||
" 1, 22, 333, 4444, 55555, 666666, 7777777,\n"
|
||
" 1, 22, 333, 4444, 55555, 666666, 7777777 };");
|
||
verifyFormat("vector<int> x = { 1, 22, 333, 4444, 55555, 666666, 7777777,\n"
|
||
" // line comment\n"
|
||
" 1, 22, 333, 4444, 55555, 666666, 7777777,\n"
|
||
" 1, 22, 333, 4444, 55555,\n"
|
||
" // line comment\n"
|
||
" 1, 22, 333, 4444, 55555, 666666, 7777777,\n"
|
||
" 1, 22, 333, 4444, 55555, 666666, 7777777 };");
|
||
verifyFormat(
|
||
"vector<int> x = { 1, 22, 333, 4444, 55555, 666666, 7777777,\n"
|
||
" 1, 22, 333, 4444, 55555, 666666, 7777777,\n"
|
||
" 1, 22, 333, 4444, 55555, 666666, // comment\n"
|
||
" 7777777, 1, 22, 333, 4444, 55555, 666666,\n"
|
||
" 7777777, 1, 22, 333, 4444, 55555, 666666,\n"
|
||
" 7777777, 1, 22, 333, 4444, 55555, 666666,\n"
|
||
" 7777777 };");
|
||
verifyFormat("static const uint16_t CallerSavedRegs64Bittttt[] = {\n"
|
||
" X86::RAX, X86::RDX, X86::RCX, X86::RSI, X86::RDI,\n"
|
||
" X86::R8, X86::R9, X86::R10, X86::R11, 0\n"
|
||
"};");
|
||
verifyFormat("vector<int> x = { 1, 1, 1, 1,\n"
|
||
" 1, 1, 1, 1 };",
|
||
getLLVMStyleWithColumns(39));
|
||
verifyFormat("vector<int> x = { 1, 1, 1, 1,\n"
|
||
" 1, 1, 1, 1 };",
|
||
getLLVMStyleWithColumns(38));
|
||
verifyFormat("vector<int> aaaaaaaaaaaaaaaaaaaaaa = {\n"
|
||
" 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1\n"
|
||
"};",
|
||
getLLVMStyleWithColumns(40));
|
||
|
||
// Trailing commas.
|
||
verifyFormat("vector<int> x = { 1, 1, 1, 1,\n"
|
||
" 1, 1, 1, 1, };",
|
||
getLLVMStyleWithColumns(39));
|
||
verifyFormat("vector<int> x = {\n"
|
||
" 1, 1, 1, 1, 1, 1, 1, 1, //\n"
|
||
"};",
|
||
getLLVMStyleWithColumns(39));
|
||
verifyFormat("vector<int> x = { 1, 1, 1, 1,\n"
|
||
" 1, 1, 1, 1,\n"
|
||
" /**/ /**/ };",
|
||
getLLVMStyleWithColumns(39));
|
||
verifyFormat("return { { aaaaaaaaaaaaaaaaaaaaa }, { aaaaaaaaaaaaaaaaaaa },\n"
|
||
" { aaaaaaaaaaaaaaaaaaaaa }, { aaaaaaaaaaaaaaaaa } };",
|
||
getLLVMStyleWithColumns(60));
|
||
}
|
||
|
||
TEST_F(FormatTest, PullTrivialFunctionDefinitionsIntoSingleLine) {
|
||
verifyFormat("void f() { return 42; }");
|
||
verifyFormat("void f() {\n"
|
||
" // Comment\n"
|
||
"}");
|
||
verifyFormat("{\n"
|
||
"#error {\n"
|
||
" int a;\n"
|
||
"}");
|
||
verifyFormat("{\n"
|
||
" int a;\n"
|
||
"#error {\n"
|
||
"}");
|
||
verifyFormat("void f() {} // comment");
|
||
verifyFormat("void f() { int a; } // comment");
|
||
verifyFormat("void f() {\n"
|
||
"} // comment",
|
||
getLLVMStyleWithColumns(15));
|
||
|
||
verifyFormat("void f() { return 42; }", getLLVMStyleWithColumns(23));
|
||
verifyFormat("void f() {\n return 42;\n}", getLLVMStyleWithColumns(22));
|
||
|
||
verifyFormat("void f() {}", getLLVMStyleWithColumns(11));
|
||
verifyFormat("void f() {\n}", getLLVMStyleWithColumns(10));
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandContextOfRecordTypeKeywords) {
|
||
// Elaborate type variable declarations.
|
||
verifyFormat("struct foo a = { bar };\nint n;");
|
||
verifyFormat("class foo a = { bar };\nint n;");
|
||
verifyFormat("union foo a = { bar };\nint n;");
|
||
|
||
// Elaborate types inside function definitions.
|
||
verifyFormat("struct foo f() {}\nint n;");
|
||
verifyFormat("class foo f() {}\nint n;");
|
||
verifyFormat("union foo f() {}\nint n;");
|
||
|
||
// Templates.
|
||
verifyFormat("template <class X> void f() {}\nint n;");
|
||
verifyFormat("template <struct X> void f() {}\nint n;");
|
||
verifyFormat("template <union X> void f() {}\nint n;");
|
||
|
||
// Actual definitions...
|
||
verifyFormat("struct {\n} n;");
|
||
verifyFormat(
|
||
"template <template <class T, class Y>, class Z> class X {\n} n;");
|
||
verifyFormat("union Z {\n int n;\n} x;");
|
||
verifyFormat("class MACRO Z {\n} n;");
|
||
verifyFormat("class MACRO(X) Z {\n} n;");
|
||
verifyFormat("class __attribute__(X) Z {\n} n;");
|
||
verifyFormat("class __declspec(X) Z {\n} n;");
|
||
verifyFormat("class A##B##C {\n} n;");
|
||
|
||
// Redefinition from nested context:
|
||
verifyFormat("class A::B::C {\n} n;");
|
||
|
||
// Template definitions.
|
||
verifyFormat(
|
||
"template <typename F>\n"
|
||
"Matcher(const Matcher<F> &Other,\n"
|
||
" typename enable_if_c<is_base_of<F, T>::value &&\n"
|
||
" !is_same<F, T>::value>::type * = 0)\n"
|
||
" : Implementation(new ImplicitCastMatcher<F>(Other)) {}");
|
||
|
||
// FIXME: This is still incorrectly handled at the formatter side.
|
||
verifyFormat("template <> struct X < 15, i<3 && 42 < 50 && 33 < 28> {};");
|
||
|
||
// FIXME:
|
||
// This now gets parsed incorrectly as class definition.
|
||
// verifyFormat("class A<int> f() {\n}\nint n;");
|
||
|
||
// Elaborate types where incorrectly parsing the structural element would
|
||
// break the indent.
|
||
verifyFormat("if (true)\n"
|
||
" class X x;\n"
|
||
"else\n"
|
||
" f();\n");
|
||
|
||
// This is simply incomplete. Formatting is not important, but must not crash.
|
||
verifyFormat("class A:");
|
||
}
|
||
|
||
TEST_F(FormatTest, DoNotInterfereWithErrorAndWarning) {
|
||
verifyFormat("#error Leave all white!!!!! space* alone!\n");
|
||
verifyFormat("#warning Leave all white!!!!! space* alone!\n");
|
||
EXPECT_EQ("#error 1", format(" # error 1"));
|
||
EXPECT_EQ("#warning 1", format(" # warning 1"));
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatHashIfExpressions) {
|
||
// FIXME: Come up with a better indentation for #elif.
|
||
verifyFormat(
|
||
"#if !defined(AAAAAAA) && (defined CCCCCC || defined DDDDDD) && \\\n"
|
||
" defined(BBBBBBBB)\n"
|
||
"#elif !defined(AAAAAA) && (defined CCCCC || defined DDDDDD) && \\\n"
|
||
" defined(BBBBBBBB)\n"
|
||
"#endif",
|
||
getLLVMStyleWithColumns(65));
|
||
}
|
||
|
||
TEST_F(FormatTest, MergeHandlingInTheFaceOfPreprocessorDirectives) {
|
||
FormatStyle AllowsMergedIf = getGoogleStyle();
|
||
AllowsMergedIf.AllowShortIfStatementsOnASingleLine = true;
|
||
verifyFormat("void f() { f(); }\n#error E", AllowsMergedIf);
|
||
verifyFormat("if (true) return 42;\n#error E", AllowsMergedIf);
|
||
verifyFormat("if (true)\n#error E\n return 42;", AllowsMergedIf);
|
||
EXPECT_EQ("if (true) return 42;",
|
||
format("if (true)\nreturn 42;", AllowsMergedIf));
|
||
FormatStyle ShortMergedIf = AllowsMergedIf;
|
||
ShortMergedIf.ColumnLimit = 25;
|
||
verifyFormat("#define A \\\n"
|
||
" if (true) return 42;",
|
||
ShortMergedIf);
|
||
verifyFormat("#define A \\\n"
|
||
" f(); \\\n"
|
||
" if (true)\n"
|
||
"#define B",
|
||
ShortMergedIf);
|
||
verifyFormat("#define A \\\n"
|
||
" f(); \\\n"
|
||
" if (true)\n"
|
||
"g();",
|
||
ShortMergedIf);
|
||
verifyFormat("{\n"
|
||
"#ifdef A\n"
|
||
" // Comment\n"
|
||
" if (true) continue;\n"
|
||
"#endif\n"
|
||
" // Comment\n"
|
||
" if (true) continue;",
|
||
ShortMergedIf);
|
||
}
|
||
|
||
TEST_F(FormatTest, BlockCommentsInControlLoops) {
|
||
verifyFormat("if (0) /* a comment in a strange place */ {\n"
|
||
" f();\n"
|
||
"}");
|
||
verifyFormat("if (0) /* a comment in a strange place */ {\n"
|
||
" f();\n"
|
||
"} /* another comment */ else /* comment #3 */ {\n"
|
||
" g();\n"
|
||
"}");
|
||
verifyFormat("while (0) /* a comment in a strange place */ {\n"
|
||
" f();\n"
|
||
"}");
|
||
verifyFormat("for (;;) /* a comment in a strange place */ {\n"
|
||
" f();\n"
|
||
"}");
|
||
verifyFormat("do /* a comment in a strange place */ {\n"
|
||
" f();\n"
|
||
"} /* another comment */ while (0);");
|
||
}
|
||
|
||
TEST_F(FormatTest, BlockComments) {
|
||
EXPECT_EQ("/* */ /* */ /* */\n/* */ /* */ /* */",
|
||
format("/* *//* */ /* */\n/* *//* */ /* */"));
|
||
EXPECT_EQ("/* */ a /* */ b;", format(" /* */ a/* */ b;"));
|
||
EXPECT_EQ("#define A /*123*/\\\n"
|
||
" b\n"
|
||
"/* */\n"
|
||
"someCall(\n"
|
||
" parameter);",
|
||
format("#define A /*123*/ b\n"
|
||
"/* */\n"
|
||
"someCall(parameter);",
|
||
getLLVMStyleWithColumns(15)));
|
||
|
||
EXPECT_EQ("#define A\n"
|
||
"/* */ someCall(\n"
|
||
" parameter);",
|
||
format("#define A\n"
|
||
"/* */someCall(parameter);",
|
||
getLLVMStyleWithColumns(15)));
|
||
EXPECT_EQ("/*\n**\n*/", format("/*\n**\n*/"));
|
||
EXPECT_EQ("/*\n"
|
||
"*\n"
|
||
" * aaaaaa\n"
|
||
"*aaaaaa\n"
|
||
"*/",
|
||
format("/*\n"
|
||
"*\n"
|
||
" * aaaaaa aaaaaa\n"
|
||
"*/",
|
||
getLLVMStyleWithColumns(10)));
|
||
EXPECT_EQ("/*\n"
|
||
"**\n"
|
||
"* aaaaaa\n"
|
||
"*aaaaaa\n"
|
||
"*/",
|
||
format("/*\n"
|
||
"**\n"
|
||
"* aaaaaa aaaaaa\n"
|
||
"*/",
|
||
getLLVMStyleWithColumns(10)));
|
||
|
||
FormatStyle NoBinPacking = getLLVMStyle();
|
||
NoBinPacking.BinPackParameters = false;
|
||
EXPECT_EQ("someFunction(1, /* comment 1 */\n"
|
||
" 2, /* comment 2 */\n"
|
||
" 3, /* comment 3 */\n"
|
||
" aaaa,\n"
|
||
" bbbb);",
|
||
format("someFunction (1, /* comment 1 */\n"
|
||
" 2, /* comment 2 */ \n"
|
||
" 3, /* comment 3 */\n"
|
||
"aaaa, bbbb );",
|
||
NoBinPacking));
|
||
verifyFormat(
|
||
"bool aaaaaaaaaaaaa = /* comment: */ aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaa;");
|
||
EXPECT_EQ(
|
||
"bool aaaaaaaaaaaaa = /* trailing comment */\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaa || aaaaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaa || aaaaaaaaaaaaaaaaaaaaaaaaaa;",
|
||
format(
|
||
"bool aaaaaaaaaaaaa = /* trailing comment */\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaa||aaaaaaaaaaaaaaaaaaaaaaaaa ||\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaa || aaaaaaaaaaaaaaaaaaaaaaaaaa;"));
|
||
EXPECT_EQ(
|
||
"int aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa; /* comment */\n"
|
||
"int bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb; /* comment */\n"
|
||
"int cccccccccccccccccccccccccccccc; /* comment */\n",
|
||
format("int aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa; /* comment */\n"
|
||
"int bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb; /* comment */\n"
|
||
"int cccccccccccccccccccccccccccccc; /* comment */\n"));
|
||
|
||
verifyFormat("void f(int * /* unused */) {}");
|
||
|
||
EXPECT_EQ("/*\n"
|
||
" **\n"
|
||
" */",
|
||
format("/*\n"
|
||
" **\n"
|
||
" */"));
|
||
EXPECT_EQ("/*\n"
|
||
" *q\n"
|
||
" */",
|
||
format("/*\n"
|
||
" *q\n"
|
||
" */"));
|
||
EXPECT_EQ("/*\n"
|
||
" * q\n"
|
||
" */",
|
||
format("/*\n"
|
||
" * q\n"
|
||
" */"));
|
||
EXPECT_EQ("/*\n"
|
||
" **/",
|
||
format("/*\n"
|
||
" **/"));
|
||
EXPECT_EQ("/*\n"
|
||
" ***/",
|
||
format("/*\n"
|
||
" ***/"));
|
||
}
|
||
|
||
TEST_F(FormatTest, BlockCommentsInMacros) {
|
||
EXPECT_EQ("#define A \\\n"
|
||
" { \\\n"
|
||
" /* one line */ \\\n"
|
||
" someCall();",
|
||
format("#define A { \\\n"
|
||
" /* one line */ \\\n"
|
||
" someCall();",
|
||
getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("#define A \\\n"
|
||
" { \\\n"
|
||
" /* previous */ \\\n"
|
||
" /* one line */ \\\n"
|
||
" someCall();",
|
||
format("#define A { \\\n"
|
||
" /* previous */ \\\n"
|
||
" /* one line */ \\\n"
|
||
" someCall();",
|
||
getLLVMStyleWithColumns(20)));
|
||
}
|
||
|
||
TEST_F(FormatTest, BlockCommentsAtEndOfLine) {
|
||
EXPECT_EQ("a = {\n"
|
||
" 1111 /* */\n"
|
||
"};",
|
||
format("a = {1111 /* */\n"
|
||
"};",
|
||
getLLVMStyleWithColumns(15)));
|
||
EXPECT_EQ("a = {\n"
|
||
" 1111 /* */\n"
|
||
"};",
|
||
format("a = {1111 /* */\n"
|
||
"};",
|
||
getLLVMStyleWithColumns(15)));
|
||
|
||
// FIXME: The formatting is still wrong here.
|
||
EXPECT_EQ("a = {\n"
|
||
" 1111 /* a\n"
|
||
" */\n"
|
||
"};",
|
||
format("a = {1111 /* a */\n"
|
||
"};",
|
||
getLLVMStyleWithColumns(15)));
|
||
}
|
||
|
||
TEST_F(FormatTest, IndentLineCommentsInStartOfBlockAtEndOfFile) {
|
||
// FIXME: This is not what we want...
|
||
verifyFormat("{\n"
|
||
"// a"
|
||
"// b");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatStarDependingOnContext) {
|
||
verifyFormat("void f(int *a);");
|
||
verifyFormat("void f() { f(fint * b); }");
|
||
verifyFormat("class A {\n void f(int *a);\n};");
|
||
verifyFormat("class A {\n int *a;\n};");
|
||
verifyFormat("namespace a {\n"
|
||
"namespace b {\n"
|
||
"class A {\n"
|
||
" void f() {}\n"
|
||
" int *a;\n"
|
||
"};\n"
|
||
"}\n"
|
||
"}");
|
||
}
|
||
|
||
TEST_F(FormatTest, SpecialTokensAtEndOfLine) {
|
||
verifyFormat("while");
|
||
verifyFormat("operator");
|
||
}
|
||
|
||
//===----------------------------------------------------------------------===//
|
||
// Objective-C tests.
|
||
//===----------------------------------------------------------------------===//
|
||
|
||
TEST_F(FormatTest, FormatForObjectiveCMethodDecls) {
|
||
verifyFormat("- (void)sendAction:(SEL)aSelector to:(BOOL)anObject;");
|
||
EXPECT_EQ("- (NSUInteger)indexOfObject:(id)anObject;",
|
||
format("-(NSUInteger)indexOfObject:(id)anObject;"));
|
||
EXPECT_EQ("- (NSInteger)Mthod1;", format("-(NSInteger)Mthod1;"));
|
||
EXPECT_EQ("+ (id)Mthod2;", format("+(id)Mthod2;"));
|
||
EXPECT_EQ("- (NSInteger)Method3:(id)anObject;",
|
||
format("-(NSInteger)Method3:(id)anObject;"));
|
||
EXPECT_EQ("- (NSInteger)Method4:(id)anObject;",
|
||
format("-(NSInteger)Method4:(id)anObject;"));
|
||
EXPECT_EQ("- (NSInteger)Method5:(id)anObject:(id)AnotherObject;",
|
||
format("-(NSInteger)Method5:(id)anObject:(id)AnotherObject;"));
|
||
EXPECT_EQ("- (id)Method6:(id)A:(id)B:(id)C:(id)D;",
|
||
format("- (id)Method6:(id)A:(id)B:(id)C:(id)D;"));
|
||
EXPECT_EQ(
|
||
"- (void)sendAction:(SEL)aSelector to:(id)anObject forAllCells:(BOOL)flag;",
|
||
format(
|
||
"- (void)sendAction:(SEL)aSelector to:(id)anObject forAllCells:(BOOL)flag;"));
|
||
|
||
// Very long objectiveC method declaration.
|
||
verifyFormat("- (NSUInteger)indexOfObject:(id)anObject\n"
|
||
" inRange:(NSRange)range\n"
|
||
" outRange:(NSRange)out_range\n"
|
||
" outRange1:(NSRange)out_range1\n"
|
||
" outRange2:(NSRange)out_range2\n"
|
||
" outRange3:(NSRange)out_range3\n"
|
||
" outRange4:(NSRange)out_range4\n"
|
||
" outRange5:(NSRange)out_range5\n"
|
||
" outRange6:(NSRange)out_range6\n"
|
||
" outRange7:(NSRange)out_range7\n"
|
||
" outRange8:(NSRange)out_range8\n"
|
||
" outRange9:(NSRange)out_range9;");
|
||
|
||
verifyFormat("- (int)sum:(vector<int>)numbers;");
|
||
verifyGoogleFormat("- (void)setDelegate:(id<Protocol>)delegate;");
|
||
// FIXME: In LLVM style, there should be a space in front of a '<' for ObjC
|
||
// protocol lists (but not for template classes):
|
||
//verifyFormat("- (void)setDelegate:(id <Protocol>)delegate;");
|
||
|
||
verifyFormat("- (int (*)())foo:(int (*)())f;");
|
||
verifyGoogleFormat("- (int (*)())foo:(int (*)())foo;");
|
||
|
||
// If there's no return type (very rare in practice!), LLVM and Google style
|
||
// agree.
|
||
verifyFormat("- foo;");
|
||
verifyFormat("- foo:(int)f;");
|
||
verifyGoogleFormat("- foo:(int)foo;");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatObjCBlocks) {
|
||
verifyFormat("int (^Block)(int, int);");
|
||
verifyFormat("int (^Block1)(int, int) = ^(int i, int j)");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatObjCInterface) {
|
||
verifyFormat("@interface Foo : NSObject <NSSomeDelegate> {\n"
|
||
"@public\n"
|
||
" int field1;\n"
|
||
"@protected\n"
|
||
" int field2;\n"
|
||
"@private\n"
|
||
" int field3;\n"
|
||
"@package\n"
|
||
" int field4;\n"
|
||
"}\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyGoogleFormat("@interface Foo : NSObject<NSSomeDelegate> {\n"
|
||
" @public\n"
|
||
" int field1;\n"
|
||
" @protected\n"
|
||
" int field2;\n"
|
||
" @private\n"
|
||
" int field3;\n"
|
||
" @package\n"
|
||
" int field4;\n"
|
||
"}\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface /* wait for it */ Foo\n"
|
||
"+ (id)init;\n"
|
||
"// Look, a comment!\n"
|
||
"- (int)answerWith:(int)i;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo\n"
|
||
"@end\n"
|
||
"@interface Bar\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo : Bar\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo : /**/ Bar /**/ <Baz, /**/ Quux>\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyGoogleFormat("@interface Foo : Bar<Baz, Quux>\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo (HackStuff)\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo ()\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo (HackStuff) <MyProtocol>\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyGoogleFormat("@interface Foo (HackStuff)<MyProtocol>\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo {\n"
|
||
" int _i;\n"
|
||
"}\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo : Bar {\n"
|
||
" int _i;\n"
|
||
"}\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo : Bar <Baz, Quux> {\n"
|
||
" int _i;\n"
|
||
"}\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo (HackStuff) {\n"
|
||
" int _i;\n"
|
||
"}\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo () {\n"
|
||
" int _i;\n"
|
||
"}\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@interface Foo (HackStuff) <MyProtocol> {\n"
|
||
" int _i;\n"
|
||
"}\n"
|
||
"+ (id)init;\n"
|
||
"@end");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatObjCImplementation) {
|
||
verifyFormat("@implementation Foo : NSObject {\n"
|
||
"@public\n"
|
||
" int field1;\n"
|
||
"@protected\n"
|
||
" int field2;\n"
|
||
"@private\n"
|
||
" int field3;\n"
|
||
"@package\n"
|
||
" int field4;\n"
|
||
"}\n"
|
||
"+ (id)init {\n}\n"
|
||
"@end");
|
||
|
||
verifyGoogleFormat("@implementation Foo : NSObject {\n"
|
||
" @public\n"
|
||
" int field1;\n"
|
||
" @protected\n"
|
||
" int field2;\n"
|
||
" @private\n"
|
||
" int field3;\n"
|
||
" @package\n"
|
||
" int field4;\n"
|
||
"}\n"
|
||
"+ (id)init {\n}\n"
|
||
"@end");
|
||
|
||
verifyFormat("@implementation Foo\n"
|
||
"+ (id)init {\n"
|
||
" if (true)\n"
|
||
" return nil;\n"
|
||
"}\n"
|
||
"// Look, a comment!\n"
|
||
"- (int)answerWith:(int)i {\n"
|
||
" return i;\n"
|
||
"}\n"
|
||
"+ (int)answerWith:(int)i {\n"
|
||
" return i;\n"
|
||
"}\n"
|
||
"@end");
|
||
|
||
verifyFormat("@implementation Foo\n"
|
||
"@end\n"
|
||
"@implementation Bar\n"
|
||
"@end");
|
||
|
||
verifyFormat("@implementation Foo : Bar\n"
|
||
"+ (id)init {\n}\n"
|
||
"- (void)foo {\n}\n"
|
||
"@end");
|
||
|
||
verifyFormat("@implementation Foo {\n"
|
||
" int _i;\n"
|
||
"}\n"
|
||
"+ (id)init {\n}\n"
|
||
"@end");
|
||
|
||
verifyFormat("@implementation Foo : Bar {\n"
|
||
" int _i;\n"
|
||
"}\n"
|
||
"+ (id)init {\n}\n"
|
||
"@end");
|
||
|
||
verifyFormat("@implementation Foo (HackStuff)\n"
|
||
"+ (id)init {\n}\n"
|
||
"@end");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatObjCProtocol) {
|
||
verifyFormat("@protocol Foo\n"
|
||
"@property(weak) id delegate;\n"
|
||
"- (NSUInteger)numberOfThings;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@protocol MyProtocol <NSObject>\n"
|
||
"- (NSUInteger)numberOfThings;\n"
|
||
"@end");
|
||
|
||
verifyGoogleFormat("@protocol MyProtocol<NSObject>\n"
|
||
"- (NSUInteger)numberOfThings;\n"
|
||
"@end");
|
||
|
||
verifyFormat("@protocol Foo;\n"
|
||
"@protocol Bar;\n");
|
||
|
||
verifyFormat("@protocol Foo\n"
|
||
"@end\n"
|
||
"@protocol Bar\n"
|
||
"@end");
|
||
|
||
verifyFormat("@protocol myProtocol\n"
|
||
"- (void)mandatoryWithInt:(int)i;\n"
|
||
"@optional\n"
|
||
"- (void)optional;\n"
|
||
"@required\n"
|
||
"- (void)required;\n"
|
||
"@optional\n"
|
||
"@property(assign) int madProp;\n"
|
||
"@end\n");
|
||
|
||
verifyFormat("@property(nonatomic, assign, readonly)\n"
|
||
" int *looooooooooooooooooooooooooooongNumber;\n"
|
||
"@property(nonatomic, assign, readonly)\n"
|
||
" NSString *looooooooooooooooooooooooooooongName;");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatObjCMethodDeclarations) {
|
||
verifyFormat("- (void)doSomethingWith:(GTMFoo *)theFoo\n"
|
||
" rect:(NSRect)theRect\n"
|
||
" interval:(float)theInterval {\n"
|
||
"}");
|
||
verifyFormat("- (void)shortf:(GTMFoo *)theFoo\n"
|
||
" longKeyword:(NSRect)theRect\n"
|
||
" evenLongerKeyword:(float)theInterval\n"
|
||
" error:(NSError **)theError {\n"
|
||
"}");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatObjCMethodExpr) {
|
||
verifyFormat("[foo bar:baz];");
|
||
verifyFormat("return [foo bar:baz];");
|
||
verifyFormat("f([foo bar:baz]);");
|
||
verifyFormat("f(2, [foo bar:baz]);");
|
||
verifyFormat("f(2, a ? b : c);");
|
||
verifyFormat("[[self initWithInt:4] bar:[baz quux:arrrr]];");
|
||
|
||
// Unary operators.
|
||
verifyFormat("int a = +[foo bar:baz];");
|
||
verifyFormat("int a = -[foo bar:baz];");
|
||
verifyFormat("int a = ![foo bar:baz];");
|
||
verifyFormat("int a = ~[foo bar:baz];");
|
||
verifyFormat("int a = ++[foo bar:baz];");
|
||
verifyFormat("int a = --[foo bar:baz];");
|
||
verifyFormat("int a = sizeof [foo bar:baz];");
|
||
verifyFormat("int a = alignof [foo bar:baz];", getGoogleStyle());
|
||
verifyFormat("int a = &[foo bar:baz];");
|
||
verifyFormat("int a = *[foo bar:baz];");
|
||
// FIXME: Make casts work, without breaking f()[4].
|
||
//verifyFormat("int a = (int)[foo bar:baz];");
|
||
//verifyFormat("return (int)[foo bar:baz];");
|
||
//verifyFormat("(void)[foo bar:baz];");
|
||
verifyFormat("return (MyType *)[self.tableView cellForRowAtIndexPath:cell];");
|
||
|
||
// Binary operators.
|
||
verifyFormat("[foo bar:baz], [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] = [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] *= [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] /= [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] %= [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] += [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] -= [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] <<= [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] >>= [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] &= [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] ^= [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] |= [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] ? [foo bar:baz] : [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] || [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] && [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] | [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] ^ [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] & [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] == [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] != [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] >= [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] <= [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] > [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] < [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] >> [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] << [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] - [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] + [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] * [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] / [foo bar:baz];");
|
||
verifyFormat("[foo bar:baz] % [foo bar:baz];");
|
||
// Whew!
|
||
|
||
verifyFormat("return in[42];");
|
||
verifyFormat("for (id foo in [self getStuffFor:bla]) {\n"
|
||
"}");
|
||
|
||
verifyFormat("[self stuffWithInt:(4 + 2) float:4.5];");
|
||
verifyFormat("[self stuffWithInt:a ? b : c float:4.5];");
|
||
verifyFormat("[self stuffWithInt:a ? [self foo:bar] : c];");
|
||
verifyFormat("[self stuffWithInt:a ? (e ? f : g) : c];");
|
||
verifyFormat("[cond ? obj1 : obj2 methodWithParam:param]");
|
||
verifyFormat("[button setAction:@selector(zoomOut:)];");
|
||
verifyFormat("[color getRed:&r green:&g blue:&b alpha:&a];");
|
||
|
||
verifyFormat("arr[[self indexForFoo:a]];");
|
||
verifyFormat("throw [self errorFor:a];");
|
||
verifyFormat("@throw [self errorFor:a];");
|
||
|
||
verifyFormat("[(id)foo bar:(id)baz quux:(id)snorf];");
|
||
verifyFormat("[(id)foo bar:(id) ? baz : quux];");
|
||
verifyFormat("4 > 4 ? (id)a : (id)baz;");
|
||
|
||
// This tests that the formatter doesn't break after "backing" but before ":",
|
||
// which would be at 80 columns.
|
||
verifyFormat(
|
||
"void f() {\n"
|
||
" if ((self = [super initWithContentRect:contentRect\n"
|
||
" styleMask:styleMask ?: otherMask\n"
|
||
" backing:NSBackingStoreBuffered\n"
|
||
" defer:YES]))");
|
||
|
||
verifyFormat(
|
||
"[foo checkThatBreakingAfterColonWorksOk:\n"
|
||
" [bar ifItDoes:reduceOverallLineLengthLikeInThisCase]];");
|
||
|
||
verifyFormat("[myObj short:arg1 // Force line break\n"
|
||
" longKeyword:arg2 != nil ? arg2 : @\"longKeyword\"\n"
|
||
" evenLongerKeyword:arg3 ?: @\"evenLongerKeyword\"\n"
|
||
" error:arg4];");
|
||
verifyFormat(
|
||
"void f() {\n"
|
||
" popup_window_.reset([[RenderWidgetPopupWindow alloc]\n"
|
||
" initWithContentRect:NSMakeRect(origin_global.x, origin_global.y,\n"
|
||
" pos.width(), pos.height())\n"
|
||
" styleMask:NSBorderlessWindowMask\n"
|
||
" backing:NSBackingStoreBuffered\n"
|
||
" defer:NO]);\n"
|
||
"}");
|
||
verifyFormat("[contentsContainer replaceSubview:[subviews objectAtIndex:0]\n"
|
||
" with:contentsNativeView];");
|
||
|
||
verifyFormat(
|
||
"[pboard addTypes:[NSArray arrayWithObject:kBookmarkButtonDragType]\n"
|
||
" owner:nillllll];");
|
||
|
||
verifyFormat(
|
||
"[pboard setData:[NSData dataWithBytes:&button length:sizeof(button)]\n"
|
||
" forType:kBookmarkButtonDragType];");
|
||
|
||
verifyFormat("[defaultCenter addObserver:self\n"
|
||
" selector:@selector(willEnterFullscreen)\n"
|
||
" name:kWillEnterFullscreenNotification\n"
|
||
" object:nil];");
|
||
verifyFormat("[image_rep drawInRect:drawRect\n"
|
||
" fromRect:NSZeroRect\n"
|
||
" operation:NSCompositeCopy\n"
|
||
" fraction:1.0\n"
|
||
" respectFlipped:NO\n"
|
||
" hints:nil];");
|
||
|
||
verifyFormat(
|
||
"scoped_nsobject<NSTextField> message(\n"
|
||
" // The frame will be fixed up when |-setMessageText:| is called.\n"
|
||
" [[NSTextField alloc] initWithFrame:NSMakeRect(0, 0, 0, 0)]);");
|
||
verifyFormat("[self aaaaaa:bbbbbbbbbbbbb\n"
|
||
" aaaaaaaaaa:bbbbbbbbbbbbbbbbb\n"
|
||
" aaaaa:bbbbbbbbbbb + bbbbbbbbbbbb\n"
|
||
" aaaa:bbb];");
|
||
}
|
||
|
||
TEST_F(FormatTest, ObjCAt) {
|
||
verifyFormat("@autoreleasepool");
|
||
verifyFormat("@catch");
|
||
verifyFormat("@class");
|
||
verifyFormat("@compatibility_alias");
|
||
verifyFormat("@defs");
|
||
verifyFormat("@dynamic");
|
||
verifyFormat("@encode");
|
||
verifyFormat("@end");
|
||
verifyFormat("@finally");
|
||
verifyFormat("@implementation");
|
||
verifyFormat("@import");
|
||
verifyFormat("@interface");
|
||
verifyFormat("@optional");
|
||
verifyFormat("@package");
|
||
verifyFormat("@private");
|
||
verifyFormat("@property");
|
||
verifyFormat("@protected");
|
||
verifyFormat("@protocol");
|
||
verifyFormat("@public");
|
||
verifyFormat("@required");
|
||
verifyFormat("@selector");
|
||
verifyFormat("@synchronized");
|
||
verifyFormat("@synthesize");
|
||
verifyFormat("@throw");
|
||
verifyFormat("@try");
|
||
|
||
EXPECT_EQ("@interface", format("@ interface"));
|
||
|
||
// The precise formatting of this doesn't matter, nobody writes code like
|
||
// this.
|
||
verifyFormat("@ /*foo*/ interface");
|
||
}
|
||
|
||
TEST_F(FormatTest, ObjCSnippets) {
|
||
verifyFormat("@autoreleasepool {\n"
|
||
" foo();\n"
|
||
"}");
|
||
verifyFormat("@class Foo, Bar;");
|
||
verifyFormat("@compatibility_alias AliasName ExistingClass;");
|
||
verifyFormat("@dynamic textColor;");
|
||
verifyFormat("char *buf1 = @encode(int *);");
|
||
verifyFormat("char *buf1 = @encode(typeof(4 * 5));");
|
||
verifyFormat("char *buf1 = @encode(int **);");
|
||
verifyFormat("Protocol *proto = @protocol(p1);");
|
||
verifyFormat("SEL s = @selector(foo:);");
|
||
verifyFormat("@synchronized(self) {\n"
|
||
" f();\n"
|
||
"}");
|
||
|
||
verifyFormat("@synthesize dropArrowPosition = dropArrowPosition_;");
|
||
verifyGoogleFormat("@synthesize dropArrowPosition = dropArrowPosition_;");
|
||
|
||
verifyFormat("@property(assign, nonatomic) CGFloat hoverAlpha;");
|
||
verifyFormat("@property(assign, getter=isEditable) BOOL editable;");
|
||
verifyGoogleFormat("@property(assign, getter=isEditable) BOOL editable;");
|
||
|
||
verifyFormat("@import foo.bar;\n"
|
||
"@import baz;");
|
||
}
|
||
|
||
TEST_F(FormatTest, ObjCLiterals) {
|
||
verifyFormat("@\"String\"");
|
||
verifyFormat("@1");
|
||
verifyFormat("@+4.8");
|
||
verifyFormat("@-4");
|
||
verifyFormat("@1LL");
|
||
verifyFormat("@.5");
|
||
verifyFormat("@'c'");
|
||
verifyFormat("@true");
|
||
|
||
verifyFormat("NSNumber *smallestInt = @(-INT_MAX - 1);");
|
||
verifyFormat("NSNumber *piOverTwo = @(M_PI / 2);");
|
||
verifyFormat("NSNumber *favoriteColor = @(Green);");
|
||
verifyFormat("NSString *path = @(getenv(\"PATH\"));");
|
||
|
||
verifyFormat("@[");
|
||
verifyFormat("@[]");
|
||
verifyFormat(
|
||
"NSArray *array = @[ @\" Hey \", NSApp, [NSNumber numberWithInt:42] ];");
|
||
verifyFormat("return @[ @3, @[], @[ @4, @5 ] ];");
|
||
|
||
verifyFormat("@{");
|
||
verifyFormat("@{}");
|
||
verifyFormat("@{ @\"one\" : @1 }");
|
||
verifyFormat("return @{ @\"one\" : @1 };");
|
||
verifyFormat("@{ @\"one\" : @1, }");
|
||
|
||
verifyFormat("@{ @\"one\" : @{ @2 : @1 } }");
|
||
verifyFormat("@{ @\"one\" : @{ @2 : @1 }, }");
|
||
|
||
verifyFormat("@{ 1 > 2 ? @\"one\" : @\"two\" : 1 > 2 ? @1 : @2 }");
|
||
verifyFormat("[self setDict:@{}");
|
||
verifyFormat("[self setDict:@{ @1 : @2 }");
|
||
verifyFormat("NSLog(@\"%@\", @{ @1 : @2, @2 : @3 }[@1]);");
|
||
verifyFormat(
|
||
"NSDictionary *masses = @{ @\"H\" : @1.0078, @\"He\" : @4.0026 };");
|
||
verifyFormat(
|
||
"NSDictionary *settings = @{ AVEncoderKey : @(AVAudioQualityMax) };");
|
||
|
||
// FIXME: Nested and multi-line array and dictionary literals need more work.
|
||
verifyFormat(
|
||
"NSDictionary *d = @{ @\"nam\" : NSUserNam(), @\"dte\" : [NSDate date],\n"
|
||
" @\"processInfo\" : [NSProcessInfo processInfo] };");
|
||
verifyFormat(
|
||
"@{ NSFontAttributeNameeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee :\n"
|
||
" regularFont, };");
|
||
|
||
}
|
||
|
||
TEST_F(FormatTest, ReformatRegionAdjustsIndent) {
|
||
EXPECT_EQ("{\n"
|
||
"{\n"
|
||
"a;\n"
|
||
"b;\n"
|
||
"}\n"
|
||
"}",
|
||
format("{\n"
|
||
"{\n"
|
||
"a;\n"
|
||
" b;\n"
|
||
"}\n"
|
||
"}",
|
||
13, 2, getLLVMStyle()));
|
||
EXPECT_EQ("{\n"
|
||
"{\n"
|
||
" a;\n"
|
||
"b;\n"
|
||
"}\n"
|
||
"}",
|
||
format("{\n"
|
||
"{\n"
|
||
" a;\n"
|
||
"b;\n"
|
||
"}\n"
|
||
"}",
|
||
9, 2, getLLVMStyle()));
|
||
EXPECT_EQ("{\n"
|
||
"{\n"
|
||
"public:\n"
|
||
" b;\n"
|
||
"}\n"
|
||
"}",
|
||
format("{\n"
|
||
"{\n"
|
||
"public:\n"
|
||
" b;\n"
|
||
"}\n"
|
||
"}",
|
||
17, 2, getLLVMStyle()));
|
||
EXPECT_EQ("{\n"
|
||
"{\n"
|
||
"a;\n"
|
||
"}\n"
|
||
"{\n"
|
||
" b; //\n"
|
||
"}\n"
|
||
"}",
|
||
format("{\n"
|
||
"{\n"
|
||
"a;\n"
|
||
"}\n"
|
||
"{\n"
|
||
" b; //\n"
|
||
"}\n"
|
||
"}",
|
||
22, 2, getLLVMStyle()));
|
||
EXPECT_EQ(" {\n"
|
||
" a; //\n"
|
||
" }",
|
||
format(" {\n"
|
||
"a; //\n"
|
||
" }",
|
||
4, 2, getLLVMStyle()));
|
||
EXPECT_EQ("void f() {}\n"
|
||
"void g() {}",
|
||
format("void f() {}\n"
|
||
"void g() {}",
|
||
13, 0, getLLVMStyle()));
|
||
EXPECT_EQ("int a; // comment\n"
|
||
" // line 2\n"
|
||
"int b;",
|
||
format("int a; // comment\n"
|
||
" // line 2\n"
|
||
" int b;",
|
||
35, 0, getLLVMStyle()));
|
||
EXPECT_EQ(" int a;\n"
|
||
" void\n"
|
||
" ffffff() {\n"
|
||
" }",
|
||
format(" int a;\n"
|
||
"void ffffff() {}",
|
||
11, 0, getLLVMStyleWithColumns(11)));
|
||
}
|
||
|
||
TEST_F(FormatTest, BreakStringLiterals) {
|
||
EXPECT_EQ("\"some text \"\n"
|
||
"\"other\";",
|
||
format("\"some text other\";", getLLVMStyleWithColumns(12)));
|
||
EXPECT_EQ("\"some text \"\n"
|
||
"\"other\";",
|
||
format("\\\n\"some text other\";", getLLVMStyleWithColumns(12)));
|
||
EXPECT_EQ(
|
||
"#define A \\\n"
|
||
" \"some \" \\\n"
|
||
" \"text \" \\\n"
|
||
" \"other\";",
|
||
format("#define A \"some text other\";", getLLVMStyleWithColumns(12)));
|
||
EXPECT_EQ(
|
||
"#define A \\\n"
|
||
" \"so \" \\\n"
|
||
" \"text \" \\\n"
|
||
" \"other\";",
|
||
format("#define A \"so text other\";", getLLVMStyleWithColumns(12)));
|
||
|
||
EXPECT_EQ("\"some text\"",
|
||
format("\"some text\"", getLLVMStyleWithColumns(1)));
|
||
EXPECT_EQ("\"some text\"",
|
||
format("\"some text\"", getLLVMStyleWithColumns(11)));
|
||
EXPECT_EQ("\"some \"\n"
|
||
"\"text\"",
|
||
format("\"some text\"", getLLVMStyleWithColumns(10)));
|
||
EXPECT_EQ("\"some \"\n"
|
||
"\"text\"",
|
||
format("\"some text\"", getLLVMStyleWithColumns(7)));
|
||
EXPECT_EQ("\"some\"\n"
|
||
"\" tex\"\n"
|
||
"\"t\"",
|
||
format("\"some text\"", getLLVMStyleWithColumns(6)));
|
||
EXPECT_EQ("\"some\"\n"
|
||
"\" tex\"\n"
|
||
"\" and\"",
|
||
format("\"some tex and\"", getLLVMStyleWithColumns(6)));
|
||
EXPECT_EQ("\"some\"\n"
|
||
"\"/tex\"\n"
|
||
"\"/and\"",
|
||
format("\"some/tex/and\"", getLLVMStyleWithColumns(6)));
|
||
|
||
EXPECT_EQ("variable =\n"
|
||
" \"long string \"\n"
|
||
" \"literal\";",
|
||
format("variable = \"long string literal\";",
|
||
getLLVMStyleWithColumns(20)));
|
||
|
||
EXPECT_EQ("variable = f(\n"
|
||
" \"long string \"\n"
|
||
" \"literal\",\n"
|
||
" short,\n"
|
||
" loooooooooooooooooooong);",
|
||
format("variable = f(\"long string literal\", short, "
|
||
"loooooooooooooooooooong);",
|
||
getLLVMStyleWithColumns(20)));
|
||
|
||
EXPECT_EQ("f(g(\"long string \"\n"
|
||
" \"literal\"),\n"
|
||
" b);",
|
||
format("f(g(\"long string literal\"), b);",
|
||
getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("f(g(\"long string \"\n"
|
||
" \"literal\",\n"
|
||
" a),\n"
|
||
" b);",
|
||
format("f(g(\"long string literal\", a), b);",
|
||
getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ(
|
||
"f(\"one two\".split(\n"
|
||
" variable));",
|
||
format("f(\"one two\".split(variable));", getLLVMStyleWithColumns(20)));
|
||
EXPECT_EQ("f(\"one two three four five six \"\n"
|
||
" \"seven\".split(\n"
|
||
" really_looooong_variable));",
|
||
format("f(\"one two three four five six seven\"."
|
||
"split(really_looooong_variable));",
|
||
getLLVMStyleWithColumns(33)));
|
||
|
||
EXPECT_EQ("f(\"some \"\n"
|
||
" \"text\",\n"
|
||
" other);",
|
||
format("f(\"some text\", other);", getLLVMStyleWithColumns(10)));
|
||
|
||
// Only break as a last resort.
|
||
verifyFormat(
|
||
"aaaaaaaaaaaaaaaaaaaa(\n"
|
||
" aaaaaaaaaaaaaaaaaaaa,\n"
|
||
" aaaaaa(\"aaa aaaaa aaa aaa aaaaa aaa aaaaa aaa aaa aaaaaa\"));");
|
||
|
||
EXPECT_EQ(
|
||
"\"splitmea\"\n"
|
||
"\"trandomp\"\n"
|
||
"\"oint\"",
|
||
format("\"splitmeatrandompoint\"", getLLVMStyleWithColumns(10)));
|
||
|
||
EXPECT_EQ(
|
||
"\"split/\"\n"
|
||
"\"pathat/\"\n"
|
||
"\"slashes\"",
|
||
format("\"split/pathat/slashes\"", getLLVMStyleWithColumns(10)));
|
||
|
||
EXPECT_EQ(
|
||
"\"split/\"\n"
|
||
"\"pathat/\"\n"
|
||
"\"slashes\"",
|
||
format("\"split/pathat/slashes\"", getLLVMStyleWithColumns(10)));
|
||
EXPECT_EQ("\"split at \"\n"
|
||
"\"spaces/at/\"\n"
|
||
"\"slashes.at.any$\"\n"
|
||
"\"non-alphanumeric%\"\n"
|
||
"\"1111111111characte\"\n"
|
||
"\"rs\"",
|
||
format("\"split at "
|
||
"spaces/at/"
|
||
"slashes.at."
|
||
"any$non-"
|
||
"alphanumeric%"
|
||
"1111111111characte"
|
||
"rs\"",
|
||
getLLVMStyleWithColumns(20)));
|
||
|
||
// Verify that splitting the strings understands
|
||
// Style::AlwaysBreakBeforeMultilineStrings.
|
||
EXPECT_EQ("aaaaaaaaaaaa(aaaaaaaaaaaaa,\n"
|
||
" \"aaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaa \"\n"
|
||
" \"aaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaa\");",
|
||
format("aaaaaaaaaaaa(aaaaaaaaaaaaa, \"aaaaaaaaaaaaaaaaaaaaaa "
|
||
"aaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaa "
|
||
"aaaaaaaaaaaaaaaaaaaaaa\");",
|
||
getGoogleStyle()));
|
||
EXPECT_EQ("llvm::outs() << \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa \"\n"
|
||
" \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\";",
|
||
format("llvm::outs() << "
|
||
"\"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaa"
|
||
"aaaaaaaaaaaaaaaaaaa\";"));
|
||
EXPECT_EQ("ffff(\n"
|
||
" {\"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa \"\n"
|
||
" \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\"});",
|
||
format("ffff({\"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa "
|
||
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\"});",
|
||
getGoogleStyle()));
|
||
|
||
FormatStyle AlignLeft = getLLVMStyleWithColumns(12);
|
||
AlignLeft.AlignEscapedNewlinesLeft = true;
|
||
EXPECT_EQ(
|
||
"#define A \\\n"
|
||
" \"some \" \\\n"
|
||
" \"text \" \\\n"
|
||
" \"other\";",
|
||
format("#define A \"some text other\";", AlignLeft));
|
||
}
|
||
|
||
TEST_F(FormatTest, DontSplitStringLiteralsWithEscapedNewlines) {
|
||
EXPECT_EQ("aaaaaaaaaaa =\n"
|
||
" \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\\\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\\\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\";",
|
||
format("aaaaaaaaaaa = \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\\\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\\\n"
|
||
" aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\";"));
|
||
}
|
||
|
||
TEST_F(FormatTest, SkipsUnknownStringLiterals) {
|
||
EXPECT_EQ(
|
||
"u8\"unsupported literal\";",
|
||
format("u8\"unsupported literal\";", getGoogleStyleWithColumns(15)));
|
||
EXPECT_EQ("u\"unsupported literal\";",
|
||
format("u\"unsupported literal\";", getGoogleStyleWithColumns(15)));
|
||
EXPECT_EQ("U\"unsupported literal\";",
|
||
format("U\"unsupported literal\";", getGoogleStyleWithColumns(15)));
|
||
EXPECT_EQ("L\"unsupported literal\";",
|
||
format("L\"unsupported literal\";", getGoogleStyleWithColumns(15)));
|
||
EXPECT_EQ("R\"x(raw literal)x\";",
|
||
format("R\"x(raw literal)x\";", getGoogleStyleWithColumns(15)));
|
||
verifyFormat("string a = \"unterminated;");
|
||
EXPECT_EQ("function(\"unterminated,\n"
|
||
" OtherParameter);",
|
||
format("function( \"unterminated,\n"
|
||
" OtherParameter);"));
|
||
}
|
||
|
||
TEST_F(FormatTest, DoesNotTryToParseUDLiteralsInPreCpp11Code) {
|
||
EXPECT_EQ("#define x(_a) printf(\"foo\" _a);",
|
||
format("#define x(_a) printf(\"foo\"_a);", getLLVMStyle()));
|
||
}
|
||
|
||
TEST_F(FormatTest, BreakStringLiteralsBeforeUnbreakableTokenSequence) {
|
||
EXPECT_EQ("someFunction(\"aaabbbcccd\"\n"
|
||
" \"ddeeefff\");",
|
||
format("someFunction(\"aaabbbcccdddeeefff\");",
|
||
getLLVMStyleWithColumns(25)));
|
||
EXPECT_EQ("someFunction1234567890(\n"
|
||
" \"aaabbbcccdddeeefff\");",
|
||
format("someFunction1234567890(\"aaabbbcccdddeeefff\");",
|
||
getLLVMStyleWithColumns(26)));
|
||
EXPECT_EQ("someFunction1234567890(\n"
|
||
" \"aaabbbcccdddeeeff\"\n"
|
||
" \"f\");",
|
||
format("someFunction1234567890(\"aaabbbcccdddeeefff\");",
|
||
getLLVMStyleWithColumns(25)));
|
||
EXPECT_EQ("someFunction1234567890(\n"
|
||
" \"aaabbbcccdddeeeff\"\n"
|
||
" \"f\");",
|
||
format("someFunction1234567890(\"aaabbbcccdddeeefff\");",
|
||
getLLVMStyleWithColumns(24)));
|
||
EXPECT_EQ("someFunction(\n"
|
||
" \"aaabbbcc \"\n"
|
||
" \"dddeeefff\");",
|
||
format("someFunction(\"aaabbbcc dddeeefff\");",
|
||
getLLVMStyleWithColumns(25)));
|
||
EXPECT_EQ("someFunction(\"aaabbbccc \"\n"
|
||
" \"ddeeefff\");",
|
||
format("someFunction(\"aaabbbccc ddeeefff\");",
|
||
getLLVMStyleWithColumns(25)));
|
||
EXPECT_EQ("someFunction1234567890(\n"
|
||
" \"aaabb \"\n"
|
||
" \"cccdddeeefff\");",
|
||
format("someFunction1234567890(\"aaabb cccdddeeefff\");",
|
||
getLLVMStyleWithColumns(25)));
|
||
EXPECT_EQ("#define A \\\n"
|
||
" string s = \\\n"
|
||
" \"123456789\" \\\n"
|
||
" \"0\"; \\\n"
|
||
" int i;",
|
||
format("#define A string s = \"1234567890\"; int i;",
|
||
getLLVMStyleWithColumns(20)));
|
||
}
|
||
|
||
TEST_F(FormatTest, DoNotBreakStringLiteralsInEscapeSequence) {
|
||
EXPECT_EQ("\"\\a\"",
|
||
format("\"\\a\"", getLLVMStyleWithColumns(3)));
|
||
EXPECT_EQ("\"\\\"",
|
||
format("\"\\\"", getLLVMStyleWithColumns(2)));
|
||
EXPECT_EQ("\"test\"\n"
|
||
"\"\\n\"",
|
||
format("\"test\\n\"", getLLVMStyleWithColumns(7)));
|
||
EXPECT_EQ("\"tes\\\\\"\n"
|
||
"\"n\"",
|
||
format("\"tes\\\\n\"", getLLVMStyleWithColumns(7)));
|
||
EXPECT_EQ("\"\\\\\\\\\"\n"
|
||
"\"\\n\"",
|
||
format("\"\\\\\\\\\\n\"", getLLVMStyleWithColumns(7)));
|
||
EXPECT_EQ("\"\\uff01\"",
|
||
format("\"\\uff01\"", getLLVMStyleWithColumns(7)));
|
||
EXPECT_EQ("\"\\uff01\"\n"
|
||
"\"test\"",
|
||
format("\"\\uff01test\"", getLLVMStyleWithColumns(8)));
|
||
EXPECT_EQ("\"\\Uff01ff02\"",
|
||
format("\"\\Uff01ff02\"", getLLVMStyleWithColumns(11)));
|
||
EXPECT_EQ("\"\\x000000000001\"\n"
|
||
"\"next\"",
|
||
format("\"\\x000000000001next\"", getLLVMStyleWithColumns(16)));
|
||
EXPECT_EQ("\"\\x000000000001next\"",
|
||
format("\"\\x000000000001next\"", getLLVMStyleWithColumns(15)));
|
||
EXPECT_EQ("\"\\x000000000001\"",
|
||
format("\"\\x000000000001\"", getLLVMStyleWithColumns(7)));
|
||
EXPECT_EQ("\"test\"\n"
|
||
"\"\\000000\"\n"
|
||
"\"000001\"",
|
||
format("\"test\\000000000001\"", getLLVMStyleWithColumns(9)));
|
||
EXPECT_EQ("\"test\\000\"\n"
|
||
"\"00000000\"\n"
|
||
"\"1\"",
|
||
format("\"test\\000000000001\"", getLLVMStyleWithColumns(10)));
|
||
EXPECT_EQ("R\"(\\x\\x00)\"\n",
|
||
format("R\"(\\x\\x00)\"\n", getGoogleStyleWithColumns(7)));
|
||
}
|
||
|
||
TEST_F(FormatTest, DoNotCreateUnreasonableUnwrappedLines) {
|
||
verifyFormat("void f() {\n"
|
||
" return g() {}\n"
|
||
" void h() {}");
|
||
verifyFormat("if (foo)\n"
|
||
" return { forgot_closing_brace();\n"
|
||
"test();");
|
||
verifyFormat("int a[] = { void forgot_closing_brace() { f();\n"
|
||
"g();\n"
|
||
"}");
|
||
}
|
||
|
||
TEST_F(FormatTest, FormatsClosingBracesInEmptyNestedBlocks) {
|
||
verifyFormat("class X {\n"
|
||
" void f() {\n"
|
||
" }\n"
|
||
"};",
|
||
getLLVMStyleWithColumns(12));
|
||
}
|
||
|
||
TEST_F(FormatTest, ConfigurableIndentWidth) {
|
||
FormatStyle EightIndent = getLLVMStyleWithColumns(18);
|
||
EightIndent.IndentWidth = 8;
|
||
verifyFormat("void f() {\n"
|
||
" someFunction();\n"
|
||
" if (true) {\n"
|
||
" f();\n"
|
||
" }\n"
|
||
"}",
|
||
EightIndent);
|
||
verifyFormat("class X {\n"
|
||
" void f() {\n"
|
||
" }\n"
|
||
"};",
|
||
EightIndent);
|
||
verifyFormat("int x[] = {\n"
|
||
" call(),\n"
|
||
" call(),\n"
|
||
"};",
|
||
EightIndent);
|
||
}
|
||
|
||
TEST_F(FormatTest, ConfigurableFunctionDeclarationIndentAfterType) {
|
||
verifyFormat("void\n"
|
||
"f();",
|
||
getLLVMStyleWithColumns(8));
|
||
}
|
||
|
||
TEST_F(FormatTest, ConfigurableUseOfTab) {
|
||
FormatStyle Tab = getLLVMStyleWithColumns(42);
|
||
Tab.IndentWidth = 8;
|
||
Tab.UseTab = true;
|
||
Tab.AlignEscapedNewlinesLeft = true;
|
||
verifyFormat("class X {\n"
|
||
"\tvoid f() {\n"
|
||
"\t\tsomeFunction(parameter1,\n"
|
||
"\t\t\t parameter2);\n"
|
||
"\t}\n"
|
||
"};",
|
||
Tab);
|
||
verifyFormat("#define A \\\n"
|
||
"\tvoid f() { \\\n"
|
||
"\t\tsomeFunction( \\\n"
|
||
"\t\t parameter1, \\\n"
|
||
"\t\t parameter2); \\\n"
|
||
"\t}",
|
||
Tab);
|
||
|
||
|
||
// FIXME: To correctly count mixed whitespace we need to
|
||
// also correctly count mixed whitespace in front of the comment.
|
||
//
|
||
// EXPECT_EQ("/*\n"
|
||
// "\t a\t\tcomment\n"
|
||
// "\t in multiple lines\n"
|
||
// " */",
|
||
// format(" /*\t \t \n"
|
||
// " \t \t a\t\tcomment\t \t\n"
|
||
// " \t \t in multiple lines\t\n"
|
||
// " \t */",
|
||
// Tab));
|
||
// Tab.UseTab = false;
|
||
// EXPECT_EQ("/*\n"
|
||
// " a\t\tcomment\n"
|
||
// " in multiple lines\n"
|
||
// " */",
|
||
// format(" /*\t \t \n"
|
||
// " \t \t a\t\tcomment\t \t\n"
|
||
// " \t \t in multiple lines\t\n"
|
||
// " \t */",
|
||
// Tab));
|
||
// EXPECT_EQ("/* some\n"
|
||
// " comment */",
|
||
// format(" \t \t /* some\n"
|
||
// " \t \t comment */",
|
||
// Tab));
|
||
|
||
EXPECT_EQ("{\n"
|
||
" /*\n"
|
||
" * Comment\n"
|
||
" */\n"
|
||
" int i;\n"
|
||
"}",
|
||
format("{\n"
|
||
"\t/*\n"
|
||
"\t * Comment\n"
|
||
"\t */\n"
|
||
"\t int i;\n"
|
||
"}"));
|
||
}
|
||
|
||
TEST_F(FormatTest, ConfigurableSpaceAfterControlStatementKeyword) {
|
||
FormatStyle NoSpace = getLLVMStyle();
|
||
NoSpace.SpaceAfterControlStatementKeyword = false;
|
||
|
||
verifyFormat("while(true)\n"
|
||
" continue;", NoSpace);
|
||
verifyFormat("for(;;)\n"
|
||
" continue;", NoSpace);
|
||
verifyFormat("if(true)\n"
|
||
" f();\n"
|
||
"else if(true)\n"
|
||
" f();", NoSpace);
|
||
verifyFormat("do {\n"
|
||
" do_something();\n"
|
||
"} while(something());", NoSpace);
|
||
verifyFormat("switch(x) {\n"
|
||
"default:\n"
|
||
" break;\n"
|
||
"}", NoSpace);
|
||
}
|
||
|
||
TEST_F(FormatTest, ConfigurableSpacesInParentheses) {
|
||
FormatStyle Spaces = getLLVMStyle();
|
||
|
||
Spaces.SpacesInParentheses = true;
|
||
verifyFormat("call( x, y, z );", Spaces);
|
||
verifyFormat("while ( (bool)1 )\n"
|
||
" continue;", Spaces);
|
||
verifyFormat("for ( ;; )\n"
|
||
" continue;", Spaces);
|
||
verifyFormat("if ( true )\n"
|
||
" f();\n"
|
||
"else if ( true )\n"
|
||
" f();", Spaces);
|
||
verifyFormat("do {\n"
|
||
" do_something( (int)i );\n"
|
||
"} while ( something() );", Spaces);
|
||
verifyFormat("switch ( x ) {\n"
|
||
"default:\n"
|
||
" break;\n"
|
||
"}", Spaces);
|
||
|
||
Spaces.SpacesInParentheses = false;
|
||
Spaces.SpacesInCStyleCastParentheses = true;
|
||
verifyFormat("Type *A = ( Type * )P;", Spaces);
|
||
verifyFormat("Type *A = ( vector<Type *, int *> )P;", Spaces);
|
||
verifyFormat("x = ( int32 )y;", Spaces);
|
||
verifyFormat("int a = ( int )(2.0f);", Spaces);
|
||
verifyFormat("#define AA(X) sizeof((( X * )NULL)->a)", Spaces);
|
||
verifyFormat("my_int a = ( my_int )sizeof(int);", Spaces);
|
||
verifyFormat("#define x (( int )-1)", Spaces);
|
||
|
||
Spaces.SpacesInParentheses = false;
|
||
Spaces.SpaceInEmptyParentheses = true;
|
||
verifyFormat("call(x, y, z);", Spaces);
|
||
verifyFormat("call( )", Spaces);
|
||
|
||
// Run the first set of tests again with
|
||
// Spaces.SpacesInParentheses = false,
|
||
// Spaces.SpaceInEmptyParentheses = true and
|
||
// Spaces.SpacesInCStyleCastParentheses = true
|
||
Spaces.SpacesInParentheses = false,
|
||
Spaces.SpaceInEmptyParentheses = true;
|
||
Spaces.SpacesInCStyleCastParentheses = true;
|
||
verifyFormat("call(x, y, z);", Spaces);
|
||
verifyFormat("while (( bool )1)\n"
|
||
" continue;", Spaces);
|
||
verifyFormat("for (;;)\n"
|
||
" continue;", Spaces);
|
||
verifyFormat("if (true)\n"
|
||
" f( );\n"
|
||
"else if (true)\n"
|
||
" f( );", Spaces);
|
||
verifyFormat("do {\n"
|
||
" do_something(( int )i);\n"
|
||
"} while (something( ));", Spaces);
|
||
verifyFormat("switch (x) {\n"
|
||
"default:\n"
|
||
" break;\n"
|
||
"}", Spaces);
|
||
}
|
||
|
||
TEST_F(FormatTest, LinuxBraceBreaking) {
|
||
FormatStyle BreakBeforeBrace = getLLVMStyle();
|
||
BreakBeforeBrace.BreakBeforeBraces = FormatStyle::BS_Linux;
|
||
verifyFormat("namespace a\n"
|
||
"{\n"
|
||
"class A\n"
|
||
"{\n"
|
||
" void f()\n"
|
||
" {\n"
|
||
" if (true) {\n"
|
||
" a();\n"
|
||
" b();\n"
|
||
" }\n"
|
||
" }\n"
|
||
" void g()\n"
|
||
" {\n"
|
||
" return;\n"
|
||
" }\n"
|
||
"}\n"
|
||
"}",
|
||
BreakBeforeBrace);
|
||
}
|
||
|
||
TEST_F(FormatTest, StroustrupBraceBreaking) {
|
||
FormatStyle BreakBeforeBrace = getLLVMStyle();
|
||
BreakBeforeBrace.BreakBeforeBraces = FormatStyle::BS_Stroustrup;
|
||
verifyFormat("namespace a {\n"
|
||
"class A {\n"
|
||
" void f()\n"
|
||
" {\n"
|
||
" if (true) {\n"
|
||
" a();\n"
|
||
" b();\n"
|
||
" }\n"
|
||
" }\n"
|
||
" void g()\n"
|
||
" {\n"
|
||
" return;\n"
|
||
" }\n"
|
||
"}\n"
|
||
"}",
|
||
BreakBeforeBrace);
|
||
}
|
||
|
||
TEST_F(FormatTest, AllmanBraceBreaking) {
|
||
FormatStyle BreakBeforeBrace = getLLVMStyle();
|
||
BreakBeforeBrace.BreakBeforeBraces = FormatStyle::BS_Allman;
|
||
verifyFormat("namespace a\n"
|
||
"{\n"
|
||
"class A\n"
|
||
"{\n"
|
||
" void f()\n"
|
||
" {\n"
|
||
" if (true)\n"
|
||
" {\n"
|
||
" a();\n"
|
||
" b();\n"
|
||
" }\n"
|
||
" }\n"
|
||
" void g()\n"
|
||
" {\n"
|
||
" return;\n"
|
||
" }\n"
|
||
"}\n"
|
||
"}",
|
||
BreakBeforeBrace);
|
||
|
||
verifyFormat("void f()\n"
|
||
"{\n"
|
||
" if (true)\n"
|
||
" {\n"
|
||
" a();\n"
|
||
" }\n"
|
||
" else if (false)\n"
|
||
" {\n"
|
||
" b();\n"
|
||
" }\n"
|
||
" else\n"
|
||
" {\n"
|
||
" c();\n"
|
||
" }\n"
|
||
"}\n",
|
||
BreakBeforeBrace);
|
||
|
||
verifyFormat("void f()\n"
|
||
"{\n"
|
||
" for (int i = 0; i < 10; ++i)\n"
|
||
" {\n"
|
||
" a();\n"
|
||
" }\n"
|
||
" while (false)\n"
|
||
" {\n"
|
||
" b();\n"
|
||
" }\n"
|
||
" do\n"
|
||
" {\n"
|
||
" c();\n"
|
||
" } while (false)\n"
|
||
"}\n",
|
||
BreakBeforeBrace);
|
||
|
||
verifyFormat("void f(int a)\n"
|
||
"{\n"
|
||
" switch (a)\n"
|
||
" {\n"
|
||
" case 0:\n"
|
||
" break;\n"
|
||
" case 1:\n"
|
||
" {\n"
|
||
" break;\n"
|
||
" }\n"
|
||
" case 2:\n"
|
||
" {\n"
|
||
" }\n"
|
||
" break;\n"
|
||
" default:\n"
|
||
" break;\n"
|
||
" }\n"
|
||
"}\n",
|
||
BreakBeforeBrace);
|
||
|
||
verifyFormat("enum X\n"
|
||
"{\n"
|
||
" Y = 0,\n"
|
||
"}\n",
|
||
BreakBeforeBrace);
|
||
|
||
FormatStyle BreakBeforeBraceShortIfs = BreakBeforeBrace;
|
||
BreakBeforeBraceShortIfs.AllowShortIfStatementsOnASingleLine = true;
|
||
BreakBeforeBraceShortIfs.AllowShortLoopsOnASingleLine = true;
|
||
verifyFormat("void f(bool b)\n"
|
||
"{\n"
|
||
" if (b)\n"
|
||
" {\n"
|
||
" return;\n"
|
||
" }\n"
|
||
"}\n",
|
||
BreakBeforeBraceShortIfs);
|
||
verifyFormat("void f(bool b)\n"
|
||
"{\n"
|
||
" if (b) return;\n"
|
||
"}\n",
|
||
BreakBeforeBraceShortIfs);
|
||
verifyFormat("void f(bool b)\n"
|
||
"{\n"
|
||
" while (b)\n"
|
||
" {\n"
|
||
" return;\n"
|
||
" }\n"
|
||
"}\n",
|
||
BreakBeforeBraceShortIfs);
|
||
}
|
||
|
||
TEST_F(FormatTest, CatchExceptionReferenceBinding) {
|
||
verifyFormat("void f() {\n"
|
||
" try {\n"
|
||
" }\n"
|
||
" catch (const Exception &e) {\n"
|
||
" }\n"
|
||
"}\n",
|
||
getLLVMStyle());
|
||
}
|
||
|
||
TEST_F(FormatTest, UnderstandsPragmas) {
|
||
verifyFormat("#pragma omp reduction(| : var)");
|
||
verifyFormat("#pragma omp reduction(+ : var)");
|
||
}
|
||
|
||
bool allStylesEqual(ArrayRef<FormatStyle> Styles) {
|
||
for (size_t i = 1; i < Styles.size(); ++i)
|
||
if (!(Styles[0] == Styles[i]))
|
||
return false;
|
||
return true;
|
||
}
|
||
|
||
TEST_F(FormatTest, GetsPredefinedStyleByName) {
|
||
FormatStyle Styles[3];
|
||
|
||
Styles[0] = getLLVMStyle();
|
||
EXPECT_TRUE(getPredefinedStyle("LLVM", &Styles[1]));
|
||
EXPECT_TRUE(getPredefinedStyle("lLvM", &Styles[2]));
|
||
EXPECT_TRUE(allStylesEqual(Styles));
|
||
|
||
Styles[0] = getGoogleStyle();
|
||
EXPECT_TRUE(getPredefinedStyle("Google", &Styles[1]));
|
||
EXPECT_TRUE(getPredefinedStyle("gOOgle", &Styles[2]));
|
||
EXPECT_TRUE(allStylesEqual(Styles));
|
||
|
||
Styles[0] = getChromiumStyle();
|
||
EXPECT_TRUE(getPredefinedStyle("Chromium", &Styles[1]));
|
||
EXPECT_TRUE(getPredefinedStyle("cHRoMiUM", &Styles[2]));
|
||
EXPECT_TRUE(allStylesEqual(Styles));
|
||
|
||
Styles[0] = getMozillaStyle();
|
||
EXPECT_TRUE(getPredefinedStyle("Mozilla", &Styles[1]));
|
||
EXPECT_TRUE(getPredefinedStyle("moZILla", &Styles[2]));
|
||
EXPECT_TRUE(allStylesEqual(Styles));
|
||
|
||
Styles[0] = getWebKitStyle();
|
||
EXPECT_TRUE(getPredefinedStyle("WebKit", &Styles[1]));
|
||
EXPECT_TRUE(getPredefinedStyle("wEbKit", &Styles[2]));
|
||
EXPECT_TRUE(allStylesEqual(Styles));
|
||
|
||
EXPECT_FALSE(getPredefinedStyle("qwerty", &Styles[0]));
|
||
}
|
||
|
||
TEST_F(FormatTest, ParsesConfiguration) {
|
||
FormatStyle Style = {};
|
||
#define CHECK_PARSE(TEXT, FIELD, VALUE) \
|
||
EXPECT_NE(VALUE, Style.FIELD); \
|
||
EXPECT_EQ(0, parseConfiguration(TEXT, &Style).value()); \
|
||
EXPECT_EQ(VALUE, Style.FIELD)
|
||
|
||
#define CHECK_PARSE_BOOL(FIELD) \
|
||
Style.FIELD = false; \
|
||
EXPECT_EQ(0, parseConfiguration(#FIELD ": true", &Style).value()); \
|
||
EXPECT_TRUE(Style.FIELD); \
|
||
EXPECT_EQ(0, parseConfiguration(#FIELD ": false", &Style).value()); \
|
||
EXPECT_FALSE(Style.FIELD);
|
||
|
||
CHECK_PARSE_BOOL(AlignEscapedNewlinesLeft);
|
||
CHECK_PARSE_BOOL(AlignTrailingComments);
|
||
CHECK_PARSE_BOOL(AllowAllParametersOfDeclarationOnNextLine);
|
||
CHECK_PARSE_BOOL(AllowShortIfStatementsOnASingleLine);
|
||
CHECK_PARSE_BOOL(AllowShortLoopsOnASingleLine);
|
||
CHECK_PARSE_BOOL(AlwaysBreakTemplateDeclarations);
|
||
CHECK_PARSE_BOOL(BinPackParameters);
|
||
CHECK_PARSE_BOOL(BreakBeforeBinaryOperators);
|
||
CHECK_PARSE_BOOL(BreakConstructorInitializersBeforeComma);
|
||
CHECK_PARSE_BOOL(ConstructorInitializerAllOnOneLineOrOnePerLine);
|
||
CHECK_PARSE_BOOL(DerivePointerBinding);
|
||
CHECK_PARSE_BOOL(IndentCaseLabels);
|
||
CHECK_PARSE_BOOL(ObjCSpaceBeforeProtocolList);
|
||
CHECK_PARSE_BOOL(PointerBindsToType);
|
||
CHECK_PARSE_BOOL(Cpp11BracedListStyle);
|
||
CHECK_PARSE_BOOL(UseTab);
|
||
CHECK_PARSE_BOOL(IndentFunctionDeclarationAfterType);
|
||
CHECK_PARSE_BOOL(SpacesInParentheses);
|
||
CHECK_PARSE_BOOL(SpaceInEmptyParentheses);
|
||
CHECK_PARSE_BOOL(SpacesInCStyleCastParentheses);
|
||
CHECK_PARSE_BOOL(SpaceAfterControlStatementKeyword);
|
||
|
||
CHECK_PARSE("AccessModifierOffset: -1234", AccessModifierOffset, -1234);
|
||
CHECK_PARSE("ConstructorInitializerIndentWidth: 1234",
|
||
ConstructorInitializerIndentWidth, 1234u);
|
||
CHECK_PARSE("ColumnLimit: 1234", ColumnLimit, 1234u);
|
||
CHECK_PARSE("MaxEmptyLinesToKeep: 1234", MaxEmptyLinesToKeep, 1234u);
|
||
CHECK_PARSE("PenaltyExcessCharacter: 1234", PenaltyExcessCharacter, 1234u);
|
||
CHECK_PARSE("PenaltyReturnTypeOnItsOwnLine: 1234",
|
||
PenaltyReturnTypeOnItsOwnLine, 1234u);
|
||
CHECK_PARSE("SpacesBeforeTrailingComments: 1234",
|
||
SpacesBeforeTrailingComments, 1234u);
|
||
CHECK_PARSE("IndentWidth: 32", IndentWidth, 32u);
|
||
|
||
Style.Standard = FormatStyle::LS_Auto;
|
||
CHECK_PARSE("Standard: C++03", Standard, FormatStyle::LS_Cpp03);
|
||
CHECK_PARSE("Standard: C++11", Standard, FormatStyle::LS_Cpp11);
|
||
CHECK_PARSE("Standard: Auto", Standard, FormatStyle::LS_Auto);
|
||
|
||
Style.ColumnLimit = 123;
|
||
FormatStyle BaseStyle = getLLVMStyle();
|
||
CHECK_PARSE("BasedOnStyle: LLVM", ColumnLimit, BaseStyle.ColumnLimit);
|
||
CHECK_PARSE("BasedOnStyle: LLVM\nColumnLimit: 1234", ColumnLimit, 1234u);
|
||
|
||
Style.BreakBeforeBraces = FormatStyle::BS_Stroustrup;
|
||
CHECK_PARSE("BreakBeforeBraces: Attach", BreakBeforeBraces,
|
||
FormatStyle::BS_Attach);
|
||
CHECK_PARSE("BreakBeforeBraces: Linux", BreakBeforeBraces,
|
||
FormatStyle::BS_Linux);
|
||
CHECK_PARSE("BreakBeforeBraces: Stroustrup", BreakBeforeBraces,
|
||
FormatStyle::BS_Stroustrup);
|
||
|
||
Style.NamespaceIndentation = FormatStyle::NI_All;
|
||
CHECK_PARSE("NamespaceIndentation: None", NamespaceIndentation,
|
||
FormatStyle::NI_None);
|
||
CHECK_PARSE("NamespaceIndentation: Inner", NamespaceIndentation,
|
||
FormatStyle::NI_Inner);
|
||
CHECK_PARSE("NamespaceIndentation: All", NamespaceIndentation,
|
||
FormatStyle::NI_All);
|
||
|
||
#undef CHECK_PARSE
|
||
#undef CHECK_PARSE_BOOL
|
||
}
|
||
|
||
TEST_F(FormatTest, ConfigurationRoundTripTest) {
|
||
FormatStyle Style = getLLVMStyle();
|
||
std::string YAML = configurationAsText(Style);
|
||
FormatStyle ParsedStyle = {};
|
||
EXPECT_EQ(0, parseConfiguration(YAML, &ParsedStyle).value());
|
||
EXPECT_EQ(Style, ParsedStyle);
|
||
}
|
||
|
||
TEST_F(FormatTest, WorksFor8bitEncodings) {
|
||
EXPECT_EQ("\"\xce\xe4\xed\xe0\xe6\xe4\xfb \xe2 \"\n"
|
||
"\"\xf1\xf2\xf3\xe4\xb8\xed\xf3\xfe \"\n"
|
||
"\"\xe7\xe8\xec\xed\xfe\xfe \"\n"
|
||
"\"\xef\xee\xf0\xf3...\"",
|
||
format("\"\xce\xe4\xed\xe0\xe6\xe4\xfb \xe2 "
|
||
"\xf1\xf2\xf3\xe4\xb8\xed\xf3\xfe \xe7\xe8\xec\xed\xfe\xfe "
|
||
"\xef\xee\xf0\xf3...\"",
|
||
getLLVMStyleWithColumns(12)));
|
||
}
|
||
|
||
// FIXME: Encode Cyrillic and CJK characters below to appease MS compilers.
|
||
#if !defined(_MSC_VER)
|
||
|
||
TEST_F(FormatTest, CountsUTF8CharactersProperly) {
|
||
verifyFormat("\"Однажды в студёную зимнюю пору...\"",
|
||
getLLVMStyleWithColumns(35));
|
||
verifyFormat("\"一 二 三 四 五 六 七 八 九 十\"",
|
||
getLLVMStyleWithColumns(21));
|
||
verifyFormat("// Однажды в студёную зимнюю пору...",
|
||
getLLVMStyleWithColumns(36));
|
||
verifyFormat("// 一 二 三 四 五 六 七 八 九 十",
|
||
getLLVMStyleWithColumns(22));
|
||
verifyFormat("/* Однажды в студёную зимнюю пору... */",
|
||
getLLVMStyleWithColumns(39));
|
||
verifyFormat("/* 一 二 三 四 五 六 七 八 九 十 */",
|
||
getLLVMStyleWithColumns(25));
|
||
}
|
||
|
||
TEST_F(FormatTest, SplitsUTF8Strings) {
|
||
EXPECT_EQ(
|
||
"\"Однажды, в \"\n"
|
||
"\"студёную \"\n"
|
||
"\"зимнюю \"\n"
|
||
"\"пору,\"",
|
||
format("\"Однажды, в студёную зимнюю пору,\"",
|
||
getLLVMStyleWithColumns(13)));
|
||
EXPECT_EQ("\"一 二 三 四 \"\n"
|
||
"\"五 六 七 八 \"\n"
|
||
"\"九 十\"",
|
||
format("\"一 二 三 四 五 六 七 八 九 十\"",
|
||
getLLVMStyleWithColumns(10)));
|
||
}
|
||
|
||
TEST_F(FormatTest, SplitsUTF8LineComments) {
|
||
EXPECT_EQ("// Я из лесу\n"
|
||
"// вышел; был\n"
|
||
"// сильный\n"
|
||
"// мороз.",
|
||
format("// Я из лесу вышел; был сильный мороз.",
|
||
getLLVMStyleWithColumns(13)));
|
||
EXPECT_EQ("// 一二三\n"
|
||
"// 四五六七\n"
|
||
"// 八\n"
|
||
"// 九 十",
|
||
format("// 一二三 四五六七 八 九 十", getLLVMStyleWithColumns(6)));
|
||
}
|
||
|
||
TEST_F(FormatTest, SplitsUTF8BlockComments) {
|
||
EXPECT_EQ("/* Гляжу,\n"
|
||
" * поднимается\n"
|
||
" * медленно в\n"
|
||
" * гору\n"
|
||
" * Лошадка,\n"
|
||
" * везущая\n"
|
||
" * хворосту\n"
|
||
" * воз. */",
|
||
format("/* Гляжу, поднимается медленно в гору\n"
|
||
" * Лошадка, везущая хворосту воз. */",
|
||
getLLVMStyleWithColumns(13)));
|
||
EXPECT_EQ("/* 一二三\n"
|
||
" * 四五六七\n"
|
||
" * 八\n"
|
||
" * 九 十\n"
|
||
" */",
|
||
format("/* 一二三 四五六七 八 九 十 */", getLLVMStyleWithColumns(6)));
|
||
EXPECT_EQ("/* 𝓣𝓮𝓼𝓽 𝔣𝔬𝔲𝔯\n"
|
||
" * 𝕓𝕪𝕥𝕖\n"
|
||
" * 𝖀𝕿𝕱-𝟠 */",
|
||
format("/* 𝓣𝓮𝓼𝓽 𝔣𝔬𝔲𝔯 𝕓𝕪𝕥𝕖 𝖀𝕿𝕱-𝟠 */", getLLVMStyleWithColumns(12)));
|
||
}
|
||
|
||
TEST_F(FormatTest, ConstructorInitializerIndentWidth) {
|
||
FormatStyle Style = getLLVMStyle();
|
||
|
||
Style.ConstructorInitializerIndentWidth = 4;
|
||
verifyFormat(
|
||
"SomeClass::Constructor()\n"
|
||
" : aaaaaaaaaaaaa(aaaaaaaaaaaaaa), aaaaaaaaaaaaa(aaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaa(aaaaaaaaaaaaaa) {}",
|
||
Style);
|
||
|
||
Style.ConstructorInitializerIndentWidth = 2;
|
||
verifyFormat(
|
||
"SomeClass::Constructor()\n"
|
||
" : aaaaaaaaaaaaa(aaaaaaaaaaaaaa), aaaaaaaaaaaaa(aaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaa(aaaaaaaaaaaaaa) {}",
|
||
Style);
|
||
|
||
Style.ConstructorInitializerIndentWidth = 0;
|
||
verifyFormat(
|
||
"SomeClass::Constructor()\n"
|
||
": aaaaaaaaaaaaa(aaaaaaaaaaaaaa), aaaaaaaaaaaaa(aaaaaaaaaaaaaa),\n"
|
||
" aaaaaaaaaaaaa(aaaaaaaaaaaaaa) {}",
|
||
Style);
|
||
|
||
Style.BreakConstructorInitializersBeforeComma = true;
|
||
Style.ConstructorInitializerIndentWidth = 4;
|
||
verifyFormat("SomeClass::Constructor()\n"
|
||
" : a(a)\n"
|
||
" , b(b)\n"
|
||
" , c(c) {}",
|
||
Style);
|
||
|
||
Style.ConstructorInitializerIndentWidth = 2;
|
||
verifyFormat("SomeClass::Constructor()\n"
|
||
" : a(a)\n"
|
||
" , b(b)\n"
|
||
" , c(c) {}",
|
||
Style);
|
||
|
||
Style.ConstructorInitializerIndentWidth = 0;
|
||
verifyFormat("SomeClass::Constructor()\n"
|
||
": a(a)\n"
|
||
", b(b)\n"
|
||
", c(c) {}",
|
||
Style);
|
||
}
|
||
|
||
#endif
|
||
|
||
TEST_F(FormatTest, FormatsWithWebKitStyle) {
|
||
FormatStyle Style = getWebKitStyle();
|
||
|
||
// Don't indent in outer namespaces.
|
||
verifyFormat("namespace outer {\n"
|
||
"int i;\n"
|
||
"namespace inner {\n"
|
||
" int i;\n"
|
||
"} // namespace inner\n"
|
||
"} // namespace outer\n"
|
||
"namespace other_outer {\n"
|
||
"int i;\n"
|
||
"}",
|
||
Style);
|
||
|
||
// Don't indent case labels.
|
||
verifyFormat("switch (variable) {\n"
|
||
"case 1:\n"
|
||
"case 2:\n"
|
||
" doSomething();\n"
|
||
" break;\n"
|
||
"default:\n"
|
||
" ++variable;\n"
|
||
"}",
|
||
Style);
|
||
|
||
// Wrap before binary operators.
|
||
EXPECT_EQ(
|
||
"void f()\n"
|
||
"{\n"
|
||
" if (aaaaaaaaaaaaaaaa\n"
|
||
" && bbbbbbbbbbbbbbbbbbbbbbbb\n"
|
||
" && (cccccccccccccccccccccccccc || dddddddddddddddddddd))\n"
|
||
" return;\n"
|
||
"}",
|
||
format(
|
||
"void f() {\n"
|
||
"if (aaaaaaaaaaaaaaaa\n"
|
||
"&& bbbbbbbbbbbbbbbbbbbbbbbb\n"
|
||
"&& (cccccccccccccccccccccccccc || dddddddddddddddddddd))\n"
|
||
"return;\n"
|
||
"}",
|
||
Style));
|
||
|
||
// Constructor initializers are formatted one per line with the "," on the
|
||
// new line.
|
||
verifyFormat("Constructor()\n"
|
||
" : aaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaaaaaaaaaaaaaaa)\n"
|
||
" , aaaaaaaaaaaaaaaaaaaaaaaa(aaaaaaaaaaaaaa, // break\n"
|
||
" aaaaaaaaaaaaaa)\n"
|
||
" , aaaaaaaaaaaaaaaaaaaaaaa()\n{\n}",
|
||
Style);
|
||
|
||
// Access specifiers should be aligned left.
|
||
verifyFormat("class C {\n"
|
||
"public:\n"
|
||
" int i;\n"
|
||
"};",
|
||
Style);
|
||
|
||
// Do not align comments.
|
||
verifyFormat("int a; // Do not\n"
|
||
"double b; // align comments.",
|
||
Style);
|
||
|
||
// Accept input's line breaks.
|
||
EXPECT_EQ("if (aaaaaaaaaaaaaaa\n"
|
||
" || bbbbbbbbbbbbbbb) {\n"
|
||
" i++;\n"
|
||
"}",
|
||
format("if (aaaaaaaaaaaaaaa\n"
|
||
"|| bbbbbbbbbbbbbbb) { i++; }",
|
||
Style));
|
||
EXPECT_EQ("if (aaaaaaaaaaaaaaa || bbbbbbbbbbbbbbb) {\n"
|
||
" i++;\n"
|
||
"}",
|
||
format("if (aaaaaaaaaaaaaaa || bbbbbbbbbbbbbbb) { i++; }", Style));
|
||
}
|
||
|
||
} // end namespace tooling
|
||
} // end namespace clang
|