TEST(ClangToolTest, ArgumentAdjusters) {
FixedCompilationDatabase Compilations("/", std::vector<std::string>());
ClangTool Tool(Compilations, std::vector<std::string>(1, "/a.cc"));
Tool.mapVirtualFile("/a.cc", "void a() {}");
std::unique_ptr<FrontendActionFactory> Action(
newFrontendActionFactory<SyntaxOnlyAction>());
bool Found = false;
bool Ran = false;
ArgumentsAdjuster CheckSyntaxOnlyAdjuster =
[&Found, &Ran](const CommandLineArguments &Args) {
Ran = true;
if (std::find(Args.begin(), Args.end(), "-fsyntax-only") != Args.end())
Found = true;
return Args;
};
Tool.appendArgumentsAdjuster(CheckSyntaxOnlyAdjuster);
Tool.run(Action.get());
EXPECT_TRUE(Ran);
EXPECT_TRUE(Found);
Ran = Found = false;
Tool.clearArgumentsAdjusters();
Tool.appendArgumentsAdjuster(CheckSyntaxOnlyAdjuster);
Tool.appendArgumentsAdjuster(getClangSyntaxOnlyAdjuster());
Tool.run(Action.get());
EXPECT_TRUE(Ran);
EXPECT_FALSE(Found);
}
TEST(ClangToolTest, InjectDiagnosticConsumerInBuildASTs) {
FixedCompilationDatabase Compilations("/", std::vector<std::string>());
ClangTool Tool(Compilations, std::vector<std::string>(1, "/a.cc"));
Tool.mapVirtualFile("/a.cc", "int x = undeclared;");
TestDiagnosticConsumer Consumer;
Tool.setDiagnosticConsumer(&Consumer);
std::vector<std::unique_ptr<ASTUnit>> ASTs;
Tool.buildASTs(ASTs);
EXPECT_EQ(1u, ASTs.size());
EXPECT_EQ(1u, Consumer.NumDiagnosticsSeen);
}
TEST(ClangToolTest, InjectDiagnosticConsumer) {
FixedCompilationDatabase Compilations("/", std::vector<std::string>());
ClangTool Tool(Compilations, std::vector<std::string>(1, "/a.cc"));
Tool.mapVirtualFile("/a.cc", "int x = undeclared;");
TestDiagnosticConsumer Consumer;
Tool.setDiagnosticConsumer(&Consumer);
std::unique_ptr<FrontendActionFactory> Action(
newFrontendActionFactory<SyntaxOnlyAction>());
Tool.run(Action.get());
EXPECT_EQ(1u, Consumer.NumDiagnosticsSeen);
}
TEST(ClangToolTest, BuildASTs) {
FixedCompilationDatabase Compilations("/", std::vector<std::string>());
std::vector<std::string> Sources;
Sources.push_back("/a.cc");
Sources.push_back("/b.cc");
ClangTool Tool(Compilations, Sources);
Tool.mapVirtualFile("/a.cc", "void a() {}");
Tool.mapVirtualFile("/b.cc", "void b() {}");
std::vector<std::unique_ptr<ASTUnit>> ASTs;
EXPECT_EQ(0, Tool.buildASTs(ASTs));
EXPECT_EQ(2u, ASTs.size());
}
TEST(newFrontendActionFactory, InjectsSourceFileCallbacks) {
VerifyEndCallback EndCallback;
FixedCompilationDatabase Compilations("/", std::vector<std::string>());
std::vector<std::string> Sources;
Sources.push_back("/a.cc");
Sources.push_back("/b.cc");
ClangTool Tool(Compilations, Sources);
Tool.mapVirtualFile("/a.cc", "void a() {}");
Tool.mapVirtualFile("/b.cc", "void b() {}");
std::unique_ptr<FrontendActionFactory> Action(
newFrontendActionFactory(&EndCallback, &EndCallback));
Tool.run(Action.get());
EXPECT_TRUE(EndCallback.Matched);
EXPECT_EQ(2u, EndCallback.BeginCalled);
EXPECT_EQ(2u, EndCallback.EndCalled);
}
TEST(ClangToolTest, ArgumentAdjusters) {
FixedCompilationDatabase Compilations("/", std::vector<std::string>());
ClangTool Tool(Compilations, std::vector<std::string>(1, "/a.cc"));
Tool.mapVirtualFile("/a.cc", "void a() {}");
std::unique_ptr<FrontendActionFactory> Action(
newFrontendActionFactory<SyntaxOnlyAction>());
bool Found = false;
bool Ran = false;
Tool.appendArgumentsAdjuster(new CheckSyntaxOnlyAdjuster(Found, Ran));
Tool.run(Action.get());
EXPECT_TRUE(Ran);
EXPECT_TRUE(Found);
Ran = Found = false;
Tool.clearArgumentsAdjusters();
Tool.appendArgumentsAdjuster(new CheckSyntaxOnlyAdjuster(Found, Ran));
Tool.appendArgumentsAdjuster(new ClangSyntaxOnlyAdjuster());
Tool.run(Action.get());
EXPECT_TRUE(Ran);
EXPECT_FALSE(Found);
}
