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//===- unittests/Tooling/DiagnosticsYamlTest.cpp - Serialization tests ---===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// 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;
static Diagnostic makeDiagnostic(StringRef DiagnosticName,
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;
return Diagnostic(DiagnosticName, DiagMessage, Fix, {}, Diagnostic::Warning,
"path/to/build/directory");
}
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", {}));
std::string YamlContent;
raw_string_ostream YamlContentStream(YamlContent);
yaml::Output YAML(YamlContentStream);
YAML << TUD;
EXPECT_EQ("---\n"
"MainSourceFile: path/to/source.cpp\n"
"Diagnostics: \n"
" - DiagnosticName: 'diagnostic#1\'\n"
" Message: 'message #1'\n"
" FileOffset: 55\n"
" FilePath: path/to/source.cpp\n"
" Replacements: \n"
" - FilePath: path/to/source.cpp\n"
" Offset: 100\n"
" Length: 12\n"
" ReplacementText: 'replacement #1'\n"
" - DiagnosticName: 'diagnostic#2'\n"
" Message: 'message #2'\n"
" FileOffset: 60\n"
" FilePath: path/to/header.h\n"
" Replacements: \n"
" - FilePath: path/to/header.h\n"
" Offset: 62\n"
" Length: 2\n"
" ReplacementText: 'replacement #2'\n"
" - DiagnosticName: 'diagnostic#3'\n"
" Message: 'message #3'\n"
" FileOffset: 72\n"
" FilePath: path/to/source2.cpp\n"
" Replacements: \n"
"...\n",
YamlContentStream.str());
}
TEST(DiagnosticsYamlTest, deserializesDiagnostics) {
std::string YamlContent = "---\n"
"MainSourceFile: path/to/source.cpp\n"
"Diagnostics: \n"
" - DiagnosticName: 'diagnostic#1'\n"
" Message: 'message #1'\n"
" FileOffset: 55\n"
" FilePath: path/to/source.cpp\n"
" Replacements: \n"
" - FilePath: path/to/source.cpp\n"
" Offset: 100\n"
" Length: 12\n"
" ReplacementText: 'replacement #1'\n"
" - DiagnosticName: 'diagnostic#2'\n"
" Message: 'message #2'\n"
" FileOffset: 60\n"
" FilePath: path/to/header.h\n"
" Replacements: \n"
" - FilePath: path/to/header.h\n"
" Offset: 62\n"
" Length: 2\n"
" ReplacementText: 'replacement #2'\n"
" - DiagnosticName: 'diagnostic#3'\n"
" Message: 'message #3'\n"
" FileOffset: 98\n"
" FilePath: path/to/source.cpp\n"
" Replacements: \n"
"...\n";
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.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.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(98u, D3.Message.FileOffset);
EXPECT_EQ("path/to/source.cpp", D3.Message.FilePath);
std::vector<Replacement> Fixes3 = getFixes(D3.Fix);
EXPECT_TRUE(Fixes3.empty());
}
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