119 lines
4.1 KiB
C++
119 lines
4.1 KiB
C++
//===- unittest/Format/CleanupTest.cpp - Code cleanup 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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#include "clang/Format/Format.h"
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#include "clang/Tooling/Core/Replacement.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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namespace {
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class CleanupTest : public ::testing::Test {
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protected:
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std::string cleanup(llvm::StringRef Code,
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const std::vector<tooling::Range> &Ranges,
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const FormatStyle &Style = getLLVMStyle()) {
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tooling::Replacements Replaces = format::cleanup(Style, Code, Ranges);
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std::string Result = applyAllReplacements(Code, Replaces);
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EXPECT_NE("", Result);
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return Result;
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}
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};
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TEST_F(CleanupTest, DeleteEmptyNamespaces) {
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std::string Code = "namespace A {\n"
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"namespace B {\n"
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"} // namespace B\n"
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"} // namespace A\n\n"
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"namespace C {\n"
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"namespace D { int i; }\n"
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"inline namespace E { namespace { } }\n"
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"}";
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std::string Expected = "\n\n\n\n\nnamespace C {\n"
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"namespace D { int i; }\n \n"
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"}";
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std::vector<tooling::Range> Ranges;
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Ranges.push_back(tooling::Range(28, 0));
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Ranges.push_back(tooling::Range(91, 6));
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Ranges.push_back(tooling::Range(132, 0));
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std::string Result = cleanup(Code, Ranges);
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EXPECT_EQ(Expected, Result);
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}
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TEST_F(CleanupTest, NamespaceWithSyntaxError) {
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std::string Code = "namespace A {\n"
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"namespace B {\n" // missing r_brace
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"} // namespace A\n\n"
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"namespace C {\n"
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"namespace D int i; }\n"
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"inline namespace E { namespace { } }\n"
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"}";
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std::string Expected = "namespace A {\n"
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"\n\n\nnamespace C {\n"
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"namespace D int i; }\n \n"
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"}";
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std::vector<tooling::Range> Ranges(1, tooling::Range(0, Code.size()));
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std::string Result = cleanup(Code, Ranges);
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EXPECT_EQ(Expected, Result);
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}
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TEST_F(CleanupTest, EmptyNamespaceNotAffected) {
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std::string Code = "namespace A {\n\n"
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"namespace {\n\n}}";
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// Even though the namespaces are empty, but the inner most empty namespace
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// block is not affected by the changed ranges.
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std::string Expected = "namespace A {\n\n"
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"namespace {\n\n}}";
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// Set the changed range to be the second "\n".
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std::vector<tooling::Range> Ranges(1, tooling::Range(14, 0));
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std::string Result = cleanup(Code, Ranges);
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EXPECT_EQ(Expected, Result);
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}
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TEST_F(CleanupTest, EmptyNamespaceWithCommentsNoBreakBeforeBrace) {
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std::string Code = "namespace A {\n"
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"namespace B {\n"
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"// Yo\n"
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"} // namespace B\n"
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"} // namespace A\n"
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"namespace C { // Yo\n"
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"}";
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std::string Expected = "\n\n\n\n\n\n";
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std::vector<tooling::Range> Ranges(1, tooling::Range(0, Code.size()));
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std::string Result = cleanup(Code, Ranges);
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EXPECT_EQ(Expected, Result);
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}
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TEST_F(CleanupTest, EmptyNamespaceWithCommentsBreakBeforeBrace) {
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std::string Code = "namespace A\n"
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"/* Yo */ {\n"
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"namespace B\n"
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"{\n"
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"// Yo\n"
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"} // namespace B\n"
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"} // namespace A\n"
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"namespace C\n"
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"{ // Yo\n"
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"}\n";
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std::string Expected = "\n\n\n\n\n\n\n\n\n\n";
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std::vector<tooling::Range> Ranges(1, tooling::Range(0, Code.size()));
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FormatStyle Style = getLLVMStyle();
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Style.BraceWrapping.AfterNamespace = true;
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std::string Result = cleanup(Code, Ranges, Style);
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EXPECT_EQ(Expected, Result);
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}
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} // end namespace
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} // end namespace format
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} // end namespace clang
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