673 lines
23 KiB
C++
673 lines
23 KiB
C++
//===- unittest/Format/FormatTestProto.cpp --------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "FormatTestUtils.h"
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#include "clang/Format/Format.h"
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#include "llvm/Support/Debug.h"
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#include "gtest/gtest.h"
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#define DEBUG_TYPE "format-test"
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namespace clang {
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namespace format {
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class FormatTestProto : public ::testing::Test {
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protected:
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static std::string format(llvm::StringRef Code, unsigned Offset,
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unsigned Length, const FormatStyle &Style) {
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LLVM_DEBUG(llvm::errs() << "---\n");
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LLVM_DEBUG(llvm::errs() << Code << "\n\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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auto Result = applyAllReplacements(Code, Replaces);
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EXPECT_TRUE(static_cast<bool>(Result));
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LLVM_DEBUG(llvm::errs() << "\n" << *Result << "\n\n");
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return *Result;
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}
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static std::string format(llvm::StringRef Code) {
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FormatStyle Style = getGoogleStyle(FormatStyle::LK_Proto);
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Style.ColumnLimit = 60; // To make writing tests easier.
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return format(Code, 0, Code.size(), Style);
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}
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static void verifyFormat(llvm::StringRef Code) {
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EXPECT_EQ(Code.str(), format(Code)) << "Expected code is not stable";
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EXPECT_EQ(Code.str(), format(test::messUp(Code)));
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}
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};
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TEST_F(FormatTestProto, FormatsMessages) {
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verifyFormat("message SomeMessage {\n"
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" required int32 field1 = 1;\n"
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"}");
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verifyFormat("message SomeMessage {\n"
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" required .absolute.Reference field1 = 1;\n"
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"}");
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verifyFormat("message SomeMessage {\n"
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" required int32 field1 = 1;\n"
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" optional string field2 = 2 [default = \"2\"]\n"
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"}");
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verifyFormat("message SomeMessage {\n"
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" optional really.really.long.qualified.type.aaa.aaaaaaa\n"
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" fiiiiiiiiiiiiiiiiiiiiiiiiield = 1;\n"
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" optional\n"
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" really.really.long.qualified.type.aaa.aaaaaaa.aaaaaaaa\n"
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" another_fiiiiiiiiiiiiiiiiiiiiield = 2;\n"
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"}");
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verifyFormat("message SomeMessage {\n"
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" map<string, Project> projects = 1;\n"
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" optional map<string, int32> size_projects = 2;\n"
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" map<int, really.really.really.long.qualified.type.nameeee>\n"
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" projects = 3;\n"
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" map<int, really.really.really.really.long.qualified.type\n"
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" .nameeee> projects = 4;\n"
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" map<int,\n"
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" reallyreallyreallyreallyreallyreallyreallylongname>\n"
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" projects = 5;\n"
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" map<int, Project>\n"
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" longlonglonglonglonglonglonglonglonglongonglon = 6;\n"
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" map<releleallyreallyreallyreallyreallyreallyreallylongname,\n"
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" int> projects = 7;\n"
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" map<releleallyreallyreallyreallyreallyreallyreallylongname,\n"
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" releleallyreallyreallyreallyreallyreallyreallylongname>\n"
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" releleallyreallyreallyreallyreallyreallyreallylongnam =\n"
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" 8;\n"
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" map<relele.llyreal.yreallyr.allyreally.eallyreal\n"
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" .sauenirylongname,\n"
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" really.really.really.really.long.qualified.type\n"
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" .nameeee> projects = 9;\n"
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"}");
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}
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TEST_F(FormatTestProto, KeywordsInOtherLanguages) {
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verifyFormat("optional string operator = 1;");
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}
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TEST_F(FormatTestProto, FormatsEnums) {
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verifyFormat("enum Type {\n"
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" UNKNOWN = 0;\n"
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" TYPE_A = 1;\n"
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" TYPE_B = 2;\n"
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"};");
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verifyFormat("enum Type {\n"
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" UNKNOWN = 0 [(some_options) = { a: aa, b: bb }];\n"
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"};");
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verifyFormat("enum Type {\n"
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" UNKNOWN = 0 [(some_options) = {\n"
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" a: aa, // wrap\n"
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" b: bb\n"
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" }];\n"
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"};");
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}
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TEST_F(FormatTestProto, EnumAsFieldName) {
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verifyFormat("message SomeMessage {\n"
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" required int32 enum = 1;\n"
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"}");
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}
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TEST_F(FormatTestProto, UnderstandsReturns) {
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verifyFormat("rpc Search(SearchRequest) returns (SearchResponse);");
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}
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TEST_F(FormatTestProto, MessageFieldAttributes) {
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verifyFormat("optional string test = 1 [default = \"test\"];");
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verifyFormat("optional bool a = 1 [default = true, deprecated = true];");
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verifyFormat("optional LongMessageType long_proto_field = 1 [\n"
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" default = REALLY_REALLY_LONG_CONSTANT_VALUE,\n"
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" deprecated = true\n"
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"];");
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verifyFormat("optional LongMessageType long_proto_field = 1\n"
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" [default = REALLY_REALLY_LONG_CONSTANT_VALUE];");
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verifyFormat("repeated double value = 1\n"
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" [(aaaaaaa.aaaaaaaaa) = { aaaaaaaaaaaaaaaaa: AAAAAAAA }];");
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verifyFormat("repeated double value = 1 [(aaaaaaa.aaaaaaaaa) = {\n"
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" aaaaaaaaaaaaaaaa: AAAAAAAAAA,\n"
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" bbbbbbbbbbbbbbbb: BBBBBBBBBB\n"
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"}];");
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verifyFormat("repeated double value = 1 [(aaaaaaa.aaaaaaaaa) = {\n"
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" aaaaaaaaaaaaaaaa: AAAAAAAAAA\n"
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" bbbbbbbbbbbbbbbb: BBBBBBBBBB\n"
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"}];");
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verifyFormat("repeated double value = 1 [\n"
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" (aaaaaaa.aaaaaaaaa) = {\n"
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" aaaaaaaaaaaaaaaa: AAAAAAAAAA\n"
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" bbbbbbbbbbbbbbbb: BBBBBBBBBB\n"
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" },\n"
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" (bbbbbbb.bbbbbbbbb) = {\n"
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" aaaaaaaaaaaaaaaa: AAAAAAAAAA\n"
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" bbbbbbbbbbbbbbbb: BBBBBBBBBB\n"
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" }\n"
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"];");
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verifyFormat("repeated double value = 1 [(aaaaaaa.aaaaaaaaa) = {\n"
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" type: \"AAAAAAAAAA\"\n"
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" is: \"AAAAAAAAAA\"\n"
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" or: \"BBBBBBBBBB\"\n"
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"}];");
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verifyFormat("repeated double value = 1 [(aaaaaaa.aaaaaaaaa) = {\n"
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" aaaaaaaaaaaaaaaa: AAAAAAAAAA,\n"
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" bbbbbbb: BBBB,\n"
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" bbbb: BBB\n"
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"}];");
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verifyFormat("optional AAA aaa = 1 [\n"
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" foo = {\n"
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" key: 'a' //\n"
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" },\n"
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" bar = {\n"
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" key: 'a' //\n"
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" }\n"
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"];");
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verifyFormat("optional string test = 1 [default = \"test\"\n"
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" \"test\"];");
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verifyFormat("optional Aaaaaaaa aaaaaaaa = 12 [\n"
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" (aaa) = aaaa,\n"
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" (bbbbbbbbbbbbbbbbbbbbbbbbbb) = {\n"
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" aaaaaaaaaaaaaaaaa: true,\n"
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" aaaaaaaaaaaaaaaa: true\n"
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" }\n"
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"];");
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verifyFormat("extensions 20 [(proto2.type) = 'Aaaa.bbbb'];");
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verifyFormat("extensions 20\n"
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" [(proto3.type) = 'Aaaa.bbbb', (aaa.Aaa) = 'aaa.bbb'];");
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verifyFormat("extensions 123 [\n"
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" (aaa) = aaaa,\n"
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" (bbbbbbbbbbbbbbbbbbbbbbbbbb) = {\n"
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" aaaaaaaaaaaaaaaaa: true,\n"
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" aaaaaaaaaaaaaaaa: true\n"
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" }\n"
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"];");
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}
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TEST_F(FormatTestProto, DoesntWrapFileOptions) {
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EXPECT_EQ(
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"option java_package = "
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"\"some.really.long.package.that.exceeds.the.column.limit\";",
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format("option java_package = "
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"\"some.really.long.package.that.exceeds.the.column.limit\";"));
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}
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TEST_F(FormatTestProto, TrailingCommentAfterFileOption) {
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verifyFormat("option java_package = \"foo.pkg\"; // comment\n");
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}
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TEST_F(FormatTestProto, FormatsOptions) {
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verifyFormat("option (MyProto.options) = {\n"
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" field_a: OK\n"
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" field_b: \"OK\"\n"
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" field_c: \"OK\"\n"
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" msg_field: { field_d: 123 }\n"
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"};");
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verifyFormat("option (MyProto.options) = {\n"
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" field_a: OK\n"
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" field_b: \"OK\"\n"
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" field_c: \"OK\"\n"
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" msg_field: { field_d: 123 field_e: OK }\n"
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"};");
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verifyFormat("option (MyProto.options) = {\n"
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" field_a: OK // Comment\n"
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" field_b: \"OK\"\n"
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" field_c: \"OK\"\n"
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" msg_field: { field_d: 123 }\n"
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"};");
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verifyFormat("option (MyProto.options) = {\n"
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" field_c: \"OK\"\n"
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" msg_field { field_d: 123 }\n"
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"};");
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verifyFormat("option (MyProto.options) = {\n"
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" field_a: OK\n"
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" field_b { field_c: OK }\n"
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" field_d: OKOKOK\n"
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" field_e: OK\n"
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"}");
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// Support syntax with <> instead of {}.
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verifyFormat("option (MyProto.options) = {\n"
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" field_c: \"OK\",\n"
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" msg_field: < field_d: 123 >\n"
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" empty: <>\n"
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" empty <>\n"
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"};");
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verifyFormat("option (MyProto.options) = {\n"
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" field_a: OK\n"
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" field_b < field_c: OK >\n"
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" field_d: OKOKOK\n"
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" field_e: OK\n"
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"}");
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verifyFormat("option (MyProto.options) = {\n"
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" msg_field: <>\n"
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" field_c: \"OK\",\n"
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" msg_field: < field_d: 123 >\n"
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" field_e: OK\n"
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" msg_field: < field_d: 12 >\n"
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"};");
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verifyFormat("option (MyProto.options) = <\n"
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" field_a: OK\n"
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" field_b: \"OK\"\n"
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" field_c: 1\n"
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" field_d: 12.5\n"
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" field_e: OK\n"
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">;");
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verifyFormat("option (MyProto.options) = <\n"
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" field_a: OK,\n"
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" field_b: \"OK\",\n"
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" field_c: 1,\n"
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" field_d: 12.5,\n"
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" field_e: OK,\n"
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">;");
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verifyFormat("option (MyProto.options) = <\n"
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" field_a: \"OK\"\n"
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" msg_field: { field_b: OK }\n"
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" field_g: OK\n"
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" field_g: OK\n"
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" field_g: OK\n"
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">;");
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verifyFormat("option (MyProto.options) = <\n"
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" field_a: \"OK\"\n"
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" msg_field <\n"
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" field_b: OK\n"
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" field_c: OK\n"
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" field_d: OK\n"
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" field_e: OK\n"
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" field_f: OK\n"
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" >\n"
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" field_g: OK\n"
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">;");
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verifyFormat("option (MyProto.options) = <\n"
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" field_a: \"OK\"\n"
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" msg_field <\n"
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" field_b: OK,\n"
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" field_c: OK,\n"
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" field_d: OK,\n"
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" field_e: OK,\n"
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" field_f: OK\n"
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" >\n"
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" field_g: OK\n"
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">;");
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verifyFormat("option (MyProto.options) = <\n"
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" field_a: \"OK\"\n"
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" msg_field: <\n"
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" field_b: OK\n"
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" field_c: OK\n"
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" field_d: OK\n"
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" field_e: OK\n"
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" field_f: OK\n"
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" >\n"
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" field_g: OK\n"
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">;");
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verifyFormat("option (MyProto.options) = <\n"
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" field_a: \"OK\"\n"
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" msg_field: {\n"
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" field_b: OK\n"
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" field_c: OK\n"
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" field_d: OK\n"
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" field_e: OK\n"
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" field_f: OK\n"
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" }\n"
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" field_g: OK\n"
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">;");
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verifyFormat("option (MyProto.options) = <\n"
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" field_a: \"OK\"\n"
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" msg_field {\n"
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" field_b: OK\n"
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" field_c: OK\n"
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" field_d: OK\n"
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" field_e: OK\n"
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" field_f: OK\n"
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" }\n"
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" field_g: OK\n"
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">;");
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verifyFormat("option (MyProto.options) = {\n"
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" field_a: \"OK\"\n"
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" msg_field <\n"
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" field_b: OK\n"
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" field_c: OK\n"
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" field_d: OK\n"
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" field_e: OK\n"
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" field_f: OK\n"
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" >\n"
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" field_g: OK\n"
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"};");
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verifyFormat("option (MyProto.options) = {\n"
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" field_a: \"OK\"\n"
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" msg_field: <\n"
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" field_b: OK\n"
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" field_c: OK\n"
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" field_d: OK\n"
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" field_e: OK\n"
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" field_f: OK\n"
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" >\n"
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" field_g: OK\n"
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"};");
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verifyFormat("option (MyProto.options) = <\n"
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" field_a: \"OK\"\n"
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" msg_field {\n"
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" field_b: OK\n"
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" field_c: OK\n"
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" field_d: OK\n"
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" msg_field <\n"
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" field_A: 1\n"
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" field_B: 2\n"
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" field_C: 3\n"
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" field_D: 4\n"
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" field_E: 5\n"
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" >\n"
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" msg_field < field_A: 1 field_B: 2 field_C: 3 f_D: 4 >\n"
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" field_e: OK\n"
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" field_f: OK\n"
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" }\n"
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" field_g: OK\n"
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">;");
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verifyFormat("option (MyProto.options) = <\n"
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" data1 < key1: value1 >\n"
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" data2 { key2: value2 }\n"
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">;");
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verifyFormat("option (MyProto.options) = <\n"
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" app_id: 'com.javax.swing.salsa.latino'\n"
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" head_id: 1\n"
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" data < key: value >\n"
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">;");
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verifyFormat("option (MyProto.options) = {\n"
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" app_id: 'com.javax.swing.salsa.latino'\n"
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" head_id: 1\n"
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" headheadheadheadheadhead_id: 1\n"
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" product_data { product { 1 } }\n"
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"};");
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}
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TEST_F(FormatTestProto, DoesntWrapPackageStatements) {
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verifyFormat(
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"package"
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" some.really.long.package.that.exceeds.the.column.limit00000000;");
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}
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TEST_F(FormatTestProto, TrailingCommentAfterPackage) {
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verifyFormat("package foo.pkg; // comment\n");
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}
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TEST_F(FormatTestProto, FormatsService) {
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verifyFormat("service SearchService {\n"
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" rpc Search(SearchRequest) returns (SearchResponse) {\n"
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" option foo = true;\n"
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" }\n"
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"};");
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}
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TEST_F(FormatTestProto, ExtendingMessage) {
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verifyFormat("extend .foo.Bar {}");
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}
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TEST_F(FormatTestProto, FormatsImports) {
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verifyFormat("import \"a.proto\";\n"
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"import \"b.proto\";\n"
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"// comment\n"
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"message A {}");
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verifyFormat("import public \"a.proto\";\n"
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"import \"b.proto\";\n"
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"// comment\n"
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"message A {}");
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// Missing semicolons should not confuse clang-format.
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verifyFormat("import \"a.proto\"\n"
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"import \"b.proto\"\n"
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"// comment\n"
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"message A {}");
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}
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TEST_F(FormatTestProto, KeepsLongStringLiteralsOnSameLine) {
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verifyFormat(
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"option (MyProto.options) = {\n"
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" foo: {\n"
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" text: \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaasaaaaaaaa\"\n"
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" }\n"
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"}");
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}
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TEST_F(FormatTestProto, FormatsOptionsExtensions) {
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verifyFormat("option (MyProto.options) = {\n"
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" msg_field: { field_d: 123 }\n"
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" [ext.t/u] { key: value }\n"
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" key: value\n"
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" [t.u/v] <\n"
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" [ext] { key: value }\n"
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" >\n"
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"};");
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}
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TEST_F(FormatTestProto, SpacesAroundPercents) {
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verifyFormat("option (MyProto.options) = {\n"
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" key: %lld\n"
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" key: 0x%04x\n"
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" key: \"%d %d\"\n"
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"};");
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}
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TEST_F(FormatTestProto, FormatsRepeatedListInitializersInOptions) {
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verifyFormat("option (MyProto.options) = {\n"
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" key: item\n"
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" keys: [\n"
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" 'ala',\n"
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" 'bala',\n"
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" 'porto',\n"
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" 'kala',\n"
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" 'too',\n"
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" 'long',\n"
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" 'long',\n"
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" 'long'\n"
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" ]\n"
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" key: [ item ]\n"
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" msg {\n"
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" key: item\n"
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" keys: [\n"
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" 'ala',\n"
|
|
" 'bala',\n"
|
|
" 'porto',\n"
|
|
" 'kala',\n"
|
|
" 'too',\n"
|
|
" 'long',\n"
|
|
" 'long'\n"
|
|
" ]\n"
|
|
" }\n"
|
|
" key: value\n"
|
|
"};");
|
|
}
|
|
|
|
TEST_F(FormatTestProto, AcceptsOperatorAsKeyInOptions) {
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" bbbbbbbbb: <\n"
|
|
" ccccccccccccccccccccccc: <\n"
|
|
" operator: 1\n"
|
|
" operator: 2\n"
|
|
" operator: 3\n"
|
|
" operator { key: value }\n"
|
|
" >\n"
|
|
" >\n"
|
|
"};");
|
|
}
|
|
|
|
TEST_F(FormatTestProto, BreaksEntriesOfSubmessagesContainingSubmessages) {
|
|
FormatStyle Style = getGoogleStyle(FormatStyle::LK_TextProto);
|
|
Style.ColumnLimit = 60;
|
|
// The column limit allows for the keys submessage to be put on 1 line, but we
|
|
// break it since it contains a submessage an another entry.
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" item: 'aaaaaaaaaaaaaaaa'\n"
|
|
" sub <>\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" item: 'aaaaaaaaaaaaaaaa'\n"
|
|
" sub {}\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" sub {}\n"
|
|
" sub: <>\n"
|
|
" sub: []\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" item: 'aaaaaaaaaaa'\n"
|
|
" sub { msg: 1 }\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" item: 'aaaaaaaaaaa'\n"
|
|
" sub: { msg: 1 }\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" item: 'aaaaaaaaaaa'\n"
|
|
" sub < msg: 1 >\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" item: 'aaaaaaaaaaa'\n"
|
|
" sub: [ msg: 1 ]\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: <\n"
|
|
" item: 'aaaaaaaaaaa'\n"
|
|
" sub: [ 1, 2 ]\n"
|
|
" >\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" sub {}\n"
|
|
" item: 'aaaaaaaaaaaaaaaa'\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" sub: []\n"
|
|
" item: 'aaaaaaaaaaaaaaaa'\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" sub <>\n"
|
|
" item: 'aaaaaaaaaaaaaaaa'\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" sub { key: value }\n"
|
|
" item: 'aaaaaaaaaaaaaaaa'\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" sub: [ 1, 2 ]\n"
|
|
" item: 'aaaaaaaaaaaaaaaa'\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" sub < sub_2: {} >\n"
|
|
" item: 'aaaaaaaaaaaaaaaa'\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" item: data\n"
|
|
" sub: [ 1, 2 ]\n"
|
|
" item: 'aaaaaaaaaaaaaaaa'\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" item: data\n"
|
|
" sub < sub_2: {} >\n"
|
|
" item: 'aaaaaaaaaaaaaaaa'\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" sub: {\n"
|
|
" key: valueeeeeeee\n"
|
|
" keys: {\n"
|
|
" sub: [ 1, 2 ]\n"
|
|
" item: 'aaaaaaaaaaaaaaaa'\n"
|
|
" }\n"
|
|
" }\n"
|
|
"}");
|
|
}
|
|
|
|
TEST_F(FormatTestProto, PreventBreaksBetweenKeyAndSubmessages) {
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" submessage: {\n"
|
|
" key: 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" submessage {\n"
|
|
" key: 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'\n"
|
|
" }\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" submessage: <\n"
|
|
" key: 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'\n"
|
|
" >\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" submessage <\n"
|
|
" key: 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'\n"
|
|
" >\n"
|
|
"}");
|
|
verifyFormat("option (MyProto.options) = {\n"
|
|
" repeatedd: [\n"
|
|
" 'eyaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'\n"
|
|
" ]\n"
|
|
"}");
|
|
}
|
|
|
|
|
|
} // end namespace tooling
|
|
} // end namespace clang
|