126 lines
3.8 KiB
C++
126 lines
3.8 KiB
C++
//===--- IndexTests.cpp - Test indexing actions -----------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "clang/AST/ASTConsumer.h"
|
|
#include "clang/AST/Decl.h"
|
|
#include "clang/Basic/VirtualFileSystem.h"
|
|
#include "clang/Frontend/CompilerInstance.h"
|
|
#include "clang/Frontend/FrontendAction.h"
|
|
#include "clang/Index/IndexDataConsumer.h"
|
|
#include "clang/Index/IndexSymbol.h"
|
|
#include "clang/Index/IndexingAction.h"
|
|
#include "clang/Lex/Preprocessor.h"
|
|
#include "clang/Tooling/Tooling.h"
|
|
#include "llvm/ADT/StringRef.h"
|
|
#include "gmock/gmock.h"
|
|
#include "gtest/gtest.h"
|
|
#include <memory>
|
|
|
|
namespace clang {
|
|
namespace index {
|
|
|
|
struct TestSymbol {
|
|
std::string QName;
|
|
// FIXME: add more information.
|
|
};
|
|
|
|
llvm::raw_ostream &operator<<(llvm::raw_ostream &OS, const TestSymbol &S) {
|
|
return OS << S.QName;
|
|
}
|
|
|
|
namespace {
|
|
class Indexer : public IndexDataConsumer {
|
|
public:
|
|
bool handleDeclOccurence(const Decl *D, SymbolRoleSet Roles,
|
|
ArrayRef<SymbolRelation>, SourceLocation,
|
|
ASTNodeInfo) override {
|
|
const auto *ND = llvm::dyn_cast<NamedDecl>(D);
|
|
if (!ND)
|
|
return true;
|
|
TestSymbol S;
|
|
S.QName = ND->getQualifiedNameAsString();
|
|
Symbols.push_back(std::move(S));
|
|
return true;
|
|
}
|
|
|
|
bool handleMacroOccurence(const IdentifierInfo *Name, const MacroInfo *,
|
|
SymbolRoleSet, SourceLocation) override {
|
|
TestSymbol S;
|
|
S.QName = Name->getName();
|
|
Symbols.push_back(std::move(S));
|
|
return true;
|
|
}
|
|
|
|
std::vector<TestSymbol> Symbols;
|
|
};
|
|
|
|
class IndexAction : public ASTFrontendAction {
|
|
public:
|
|
IndexAction(std::shared_ptr<Indexer> Index,
|
|
IndexingOptions Opts = IndexingOptions())
|
|
: Index(std::move(Index)), Opts(Opts) {}
|
|
|
|
protected:
|
|
std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
|
|
StringRef InFile) override {
|
|
class Consumer : public ASTConsumer {
|
|
std::shared_ptr<Indexer> Index;
|
|
std::shared_ptr<Preprocessor> PP;
|
|
IndexingOptions Opts;
|
|
|
|
public:
|
|
Consumer(std::shared_ptr<Indexer> Index, std::shared_ptr<Preprocessor> PP,
|
|
IndexingOptions Opts)
|
|
: Index(std::move(Index)), PP(std::move(PP)), Opts(Opts) {}
|
|
|
|
void HandleTranslationUnit(ASTContext &Ctx) override {
|
|
std::vector<Decl *> DeclsToIndex(
|
|
Ctx.getTranslationUnitDecl()->decls().begin(),
|
|
Ctx.getTranslationUnitDecl()->decls().end());
|
|
indexTopLevelDecls(Ctx, *PP, DeclsToIndex, *Index, Opts);
|
|
}
|
|
};
|
|
return llvm::make_unique<Consumer>(Index, CI.getPreprocessorPtr(), Opts);
|
|
}
|
|
|
|
private:
|
|
std::shared_ptr<Indexer> Index;
|
|
IndexingOptions Opts;
|
|
};
|
|
|
|
using testing::Contains;
|
|
using testing::Not;
|
|
using testing::UnorderedElementsAre;
|
|
|
|
MATCHER_P(QName, Name, "") { return arg.QName == Name; }
|
|
|
|
TEST(IndexTest, Simple) {
|
|
auto Index = std::make_shared<Indexer>();
|
|
tooling::runToolOnCode(new IndexAction(Index), "class X {}; void f() {}");
|
|
EXPECT_THAT(Index->Symbols, UnorderedElementsAre(QName("X"), QName("f")));
|
|
}
|
|
|
|
TEST(IndexTest, IndexPreprocessorMacros) {
|
|
std::string Code = "#define INDEX_MAC 1";
|
|
auto Index = std::make_shared<Indexer>();
|
|
IndexingOptions Opts;
|
|
Opts.IndexMacrosInPreprocessor = true;
|
|
tooling::runToolOnCode(new IndexAction(Index, Opts), Code);
|
|
EXPECT_THAT(Index->Symbols, Contains(QName("INDEX_MAC")));
|
|
|
|
Opts.IndexMacrosInPreprocessor = false;
|
|
Index->Symbols.clear();
|
|
tooling::runToolOnCode(new IndexAction(Index, Opts), Code);
|
|
EXPECT_THAT(Index->Symbols, UnorderedElementsAre());
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace index
|
|
} // namespace clang
|