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| //===- unittests/Tooling/DiagnosticsYamlTest.cpp - Serialization tests ---===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Tests for serialization of Diagnostics.
//
//===----------------------------------------------------------------------===//
#include "clang/Tooling/DiagnosticsYaml.h"
#include "clang/Tooling/Core/Diagnostic.h"
#include "clang/Tooling/ReplacementsYaml.h"
#include "gtest/gtest.h"
using namespace llvm;
using namespace clang::tooling;
using clang::tooling::Diagnostic;
static DiagnosticMessage makeMessage(const std::string &Message, int FileOffset,
const std::string &FilePath,
const StringMap<Replacements> &Fix) {
DiagnosticMessage DiagMessage;
DiagMessage.Message = Message;
DiagMessage.FileOffset = FileOffset;
DiagMessage.FilePath = FilePath;
DiagMessage.Fix = Fix;
return DiagMessage;
}
static Diagnostic makeDiagnostic(StringRef DiagnosticName,
const std::string &Message, int FileOffset,
const std::string &FilePath,
const StringMap<Replacements> &Fix) {
return Diagnostic(DiagnosticName,
makeMessage(Message, FileOffset, FilePath, Fix), {},
Diagnostic::Warning, "path/to/build/directory");
}
static const char *YAMLContent =
"---\n"
"MainSourceFile: 'path/to/source.cpp'\n"
"Diagnostics:\n"
" - DiagnosticName: 'diagnostic#1\'\n"
" DiagnosticMessage:\n"
" Message: 'message #1'\n"
" FilePath: 'path/to/source.cpp'\n"
" FileOffset: 55\n"
" Replacements:\n"
" - FilePath: 'path/to/source.cpp'\n"
" Offset: 100\n"
" Length: 12\n"
" ReplacementText: 'replacement #1'\n"
" - DiagnosticName: 'diagnostic#2'\n"
" DiagnosticMessage:\n"
" Message: 'message #2'\n"
" FilePath: 'path/to/header.h'\n"
" FileOffset: 60\n"
" Replacements:\n"
" - FilePath: 'path/to/header.h'\n"
" Offset: 62\n"
" Length: 2\n"
" ReplacementText: 'replacement #2'\n"
" - DiagnosticName: 'diagnostic#3'\n"
" DiagnosticMessage:\n"
" Message: 'message #3'\n"
" FilePath: 'path/to/source2.cpp'\n"
" FileOffset: 72\n"
" Replacements: []\n"
" Notes:\n"
" - Message: Note1\n"
" FilePath: 'path/to/note1.cpp'\n"
" FileOffset: 88\n"
" Replacements: []\n"
" - Message: Note2\n"
" FilePath: 'path/to/note2.cpp'\n"
" FileOffset: 99\n"
" Replacements: []\n"
"...\n";
TEST(DiagnosticsYamlTest, serializesDiagnostics) {
TranslationUnitDiagnostics TUD;
TUD.MainSourceFile = "path/to/source.cpp";
StringMap<Replacements> Fix1 = {
{"path/to/source.cpp",
Replacements({"path/to/source.cpp", 100, 12, "replacement #1"})}};
TUD.Diagnostics.push_back(makeDiagnostic("diagnostic#1", "message #1", 55,
"path/to/source.cpp", Fix1));
StringMap<Replacements> Fix2 = {
{"path/to/header.h",
Replacements({"path/to/header.h", 62, 2, "replacement #2"})}};
TUD.Diagnostics.push_back(makeDiagnostic("diagnostic#2", "message #2", 60,
"path/to/header.h", Fix2));
TUD.Diagnostics.push_back(makeDiagnostic("diagnostic#3", "message #3", 72,
"path/to/source2.cpp", {}));
TUD.Diagnostics.back().Notes.push_back(
makeMessage("Note1", 88, "path/to/note1.cpp", {}));
TUD.Diagnostics.back().Notes.push_back(
makeMessage("Note2", 99, "path/to/note2.cpp", {}));
std::string YamlContent;
raw_string_ostream YamlContentStream(YamlContent);
yaml::Output YAML(YamlContentStream);
YAML << TUD;
EXPECT_EQ(YAMLContent, YamlContentStream.str());
}
TEST(DiagnosticsYamlTest, deserializesDiagnostics) {
TranslationUnitDiagnostics TUDActual;
yaml::Input YAML(YAMLContent);
YAML >> TUDActual;
ASSERT_FALSE(YAML.error());
ASSERT_EQ(3u, TUDActual.Diagnostics.size());
EXPECT_EQ("path/to/source.cpp", TUDActual.MainSourceFile);
auto getFixes = [](const StringMap<Replacements> &Fix) {
std::vector<Replacement> Fixes;
for (auto &Replacements : Fix) {
for (auto &Replacement : Replacements.second) {
Fixes.push_back(Replacement);
}
}
return Fixes;
};
Diagnostic D1 = TUDActual.Diagnostics[0];
EXPECT_EQ("diagnostic#1", D1.DiagnosticName);
EXPECT_EQ("message #1", D1.Message.Message);
EXPECT_EQ(55u, D1.Message.FileOffset);
EXPECT_EQ("path/to/source.cpp", D1.Message.FilePath);
std::vector<Replacement> Fixes1 = getFixes(D1.Message.Fix);
ASSERT_EQ(1u, Fixes1.size());
EXPECT_EQ("path/to/source.cpp", Fixes1[0].getFilePath());
EXPECT_EQ(100u, Fixes1[0].getOffset());
EXPECT_EQ(12u, Fixes1[0].getLength());
EXPECT_EQ("replacement #1", Fixes1[0].getReplacementText());
Diagnostic D2 = TUDActual.Diagnostics[1];
EXPECT_EQ("diagnostic#2", D2.DiagnosticName);
EXPECT_EQ("message #2", D2.Message.Message);
EXPECT_EQ(60u, D2.Message.FileOffset);
EXPECT_EQ("path/to/header.h", D2.Message.FilePath);
std::vector<Replacement> Fixes2 = getFixes(D2.Message.Fix);
ASSERT_EQ(1u, Fixes2.size());
EXPECT_EQ("path/to/header.h", Fixes2[0].getFilePath());
EXPECT_EQ(62u, Fixes2[0].getOffset());
EXPECT_EQ(2u, Fixes2[0].getLength());
EXPECT_EQ("replacement #2", Fixes2[0].getReplacementText());
Diagnostic D3 = TUDActual.Diagnostics[2];
EXPECT_EQ("diagnostic#3", D3.DiagnosticName);
EXPECT_EQ("message #3", D3.Message.Message);
EXPECT_EQ(72u, D3.Message.FileOffset);
EXPECT_EQ("path/to/source2.cpp", D3.Message.FilePath);
EXPECT_EQ(2u, D3.Notes.size());
EXPECT_EQ("Note1", D3.Notes[0].Message);
EXPECT_EQ(88u, D3.Notes[0].FileOffset);
EXPECT_EQ("path/to/note1.cpp", D3.Notes[0].FilePath);
EXPECT_EQ("Note2", D3.Notes[1].Message);
EXPECT_EQ(99u, D3.Notes[1].FileOffset);
EXPECT_EQ("path/to/note2.cpp", D3.Notes[1].FilePath);
std::vector<Replacement> Fixes3 = getFixes(D3.Message.Fix);
EXPECT_TRUE(Fixes3.empty());
}
|