llvm-toolchain-10/clang-tools-extra/unittests/clang-tidy/ClangTidyDiagnosticConsumer...

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1.0 KiB
C++

#include "ClangTidy.h"
#include "ClangTidyTest.h"
#include "gtest/gtest.h"
namespace clang {
namespace tidy {
namespace test {
class TestCheck : public ClangTidyCheck {
public:
TestCheck(StringRef Name, ClangTidyContext *Context)
: ClangTidyCheck(Name, Context) {}
void registerMatchers(ast_matchers::MatchFinder *Finder) override {
Finder->addMatcher(ast_matchers::varDecl().bind("var"), this);
}
void check(const ast_matchers::MatchFinder::MatchResult &Result) override {
const auto *Var = Result.Nodes.getNodeAs<VarDecl>("var");
// Add diagnostics in the wrong order.
diag(Var->getLocation(), "variable");
diag(Var->getTypeSpecStartLoc(), "type specifier");
}
};
TEST(ClangTidyDiagnosticConsumer, SortsErrors) {
std::vector<ClangTidyError> Errors;
runCheckOnCode<TestCheck>("int a;", &Errors);
EXPECT_EQ(2ul, Errors.size());
EXPECT_EQ("type specifier", Errors[0].Message.Message);
EXPECT_EQ("variable", Errors[1].Message.Message);
}
} // namespace test
} // namespace tidy
} // namespace clang