Manuel Klimek | cb971c6 | 2012-04-04 12:07:46 +0000 | [diff] [blame] | 1 | //===- unittest/Tooling/ToolingTest.cpp - Tooling unit tests --------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #include "clang/AST/ASTConsumer.h" |
| 11 | #include "clang/AST/DeclCXX.h" |
| 12 | #include "clang/AST/DeclGroup.h" |
| 13 | #include "clang/Frontend/FrontendAction.h" |
| 14 | #include "clang/Frontend/FrontendActions.h" |
| 15 | #include "clang/Tooling/CompilationDatabase.h" |
| 16 | #include "clang/Tooling/Tooling.h" |
| 17 | #include "gtest/gtest.h" |
Alexander Kornienko | 5f60f60 | 2012-06-01 14:50:43 +0000 | [diff] [blame^] | 18 | #include <string> |
Manuel Klimek | cb971c6 | 2012-04-04 12:07:46 +0000 | [diff] [blame] | 19 | |
| 20 | namespace clang { |
| 21 | namespace tooling { |
| 22 | |
| 23 | namespace { |
| 24 | /// Takes an ast consumer and returns it from CreateASTConsumer. This only |
| 25 | /// works with single translation unit compilations. |
| 26 | class TestAction : public clang::ASTFrontendAction { |
| 27 | public: |
| 28 | /// Takes ownership of TestConsumer. |
| 29 | explicit TestAction(clang::ASTConsumer *TestConsumer) |
| 30 | : TestConsumer(TestConsumer) {} |
| 31 | |
| 32 | protected: |
| 33 | virtual clang::ASTConsumer* CreateASTConsumer( |
| 34 | clang::CompilerInstance& compiler, StringRef dummy) { |
| 35 | /// TestConsumer will be deleted by the framework calling us. |
| 36 | return TestConsumer; |
| 37 | } |
| 38 | |
| 39 | private: |
| 40 | clang::ASTConsumer * const TestConsumer; |
| 41 | }; |
| 42 | |
| 43 | class FindTopLevelDeclConsumer : public clang::ASTConsumer { |
| 44 | public: |
| 45 | explicit FindTopLevelDeclConsumer(bool *FoundTopLevelDecl) |
| 46 | : FoundTopLevelDecl(FoundTopLevelDecl) {} |
| 47 | virtual bool HandleTopLevelDecl(clang::DeclGroupRef DeclGroup) { |
| 48 | *FoundTopLevelDecl = true; |
| 49 | return true; |
| 50 | } |
| 51 | private: |
| 52 | bool * const FoundTopLevelDecl; |
| 53 | }; |
| 54 | } // end namespace |
| 55 | |
| 56 | TEST(runToolOnCode, FindsTopLevelDeclOnEmptyCode) { |
| 57 | bool FoundTopLevelDecl = false; |
| 58 | EXPECT_TRUE(runToolOnCode( |
| 59 | new TestAction(new FindTopLevelDeclConsumer(&FoundTopLevelDecl)), "")); |
| 60 | EXPECT_TRUE(FoundTopLevelDecl); |
| 61 | } |
| 62 | |
| 63 | namespace { |
| 64 | class FindClassDeclXConsumer : public clang::ASTConsumer { |
| 65 | public: |
| 66 | FindClassDeclXConsumer(bool *FoundClassDeclX) |
| 67 | : FoundClassDeclX(FoundClassDeclX) {} |
| 68 | virtual bool HandleTopLevelDecl(clang::DeclGroupRef GroupRef) { |
| 69 | if (CXXRecordDecl* Record = dyn_cast<clang::CXXRecordDecl>( |
| 70 | *GroupRef.begin())) { |
| 71 | if (Record->getName() == "X") { |
| 72 | *FoundClassDeclX = true; |
| 73 | } |
| 74 | } |
| 75 | return true; |
| 76 | } |
| 77 | private: |
| 78 | bool *FoundClassDeclX; |
| 79 | }; |
| 80 | } // end namespace |
| 81 | |
| 82 | TEST(runToolOnCode, FindsClassDecl) { |
| 83 | bool FoundClassDeclX = false; |
| 84 | EXPECT_TRUE(runToolOnCode(new TestAction( |
| 85 | new FindClassDeclXConsumer(&FoundClassDeclX)), "class X;")); |
| 86 | EXPECT_TRUE(FoundClassDeclX); |
| 87 | |
| 88 | FoundClassDeclX = false; |
| 89 | EXPECT_TRUE(runToolOnCode(new TestAction( |
| 90 | new FindClassDeclXConsumer(&FoundClassDeclX)), "class Y;")); |
| 91 | EXPECT_FALSE(FoundClassDeclX); |
| 92 | } |
| 93 | |
| 94 | TEST(newFrontendActionFactory, CreatesFrontendActionFactoryFromType) { |
| 95 | llvm::OwningPtr<FrontendActionFactory> Factory( |
| 96 | newFrontendActionFactory<SyntaxOnlyAction>()); |
| 97 | llvm::OwningPtr<FrontendAction> Action(Factory->create()); |
| 98 | EXPECT_TRUE(Action.get() != NULL); |
| 99 | } |
| 100 | |
| 101 | struct IndependentFrontendActionCreator { |
| 102 | FrontendAction *newFrontendAction() { return new SyntaxOnlyAction; } |
| 103 | }; |
| 104 | |
| 105 | TEST(newFrontendActionFactory, CreatesFrontendActionFactoryFromFactoryType) { |
| 106 | IndependentFrontendActionCreator Creator; |
| 107 | llvm::OwningPtr<FrontendActionFactory> Factory( |
| 108 | newFrontendActionFactory(&Creator)); |
| 109 | llvm::OwningPtr<FrontendAction> Action(Factory->create()); |
| 110 | EXPECT_TRUE(Action.get() != NULL); |
| 111 | } |
| 112 | |
Alexander Kornienko | 5f60f60 | 2012-06-01 14:50:43 +0000 | [diff] [blame^] | 113 | TEST(ToolInvocation, TestMapVirtualFile) { |
| 114 | clang::FileManager Files((clang::FileSystemOptions())); |
| 115 | std::vector<std::string> Args; |
| 116 | Args.push_back("tool-executable"); |
| 117 | Args.push_back("-Idef"); |
| 118 | Args.push_back("-fsyntax-only"); |
| 119 | Args.push_back("test.cpp"); |
| 120 | clang::tooling::ToolInvocation Invocation(Args, new SyntaxOnlyAction, &Files); |
| 121 | Invocation.mapVirtualFile("test.cpp", "#include <abc>\n"); |
| 122 | Invocation.mapVirtualFile("def/abc", "\n"); |
| 123 | EXPECT_TRUE(Invocation.run()); |
| 124 | } |
| 125 | |
Manuel Klimek | cb971c6 | 2012-04-04 12:07:46 +0000 | [diff] [blame] | 126 | } // end namespace tooling |
| 127 | } // end namespace clang |