| 1 | //===-- ClangMoveTests.cpp - clang-move unit tests ------------------------===// |
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #include "Move.h" |
| 10 | #include "unittests/Tooling/RewriterTestContext.h" |
| 11 | #include "clang/Format/Format.h" |
| 12 | #include "clang/Frontend/FrontendActions.h" |
| 13 | #include "clang/Frontend/TextDiagnosticPrinter.h" |
| 14 | #include "clang/Rewrite/Core/Rewriter.h" |
| 15 | #include "clang/Tooling/Refactoring.h" |
| 16 | #include "clang/Tooling/Tooling.h" |
| 17 | #include "llvm/ADT/StringRef.h" |
| 18 | #include "gmock/gmock-matchers.h" |
| 19 | #include "gtest/gtest.h" |
| 20 | #include <string> |
| 21 | #include <vector> |
| 22 | |
| 23 | namespace clang { |
| 24 | namespace move { |
| 25 | namespace { |
| 26 | |
| 27 | const char [] = "namespace a {\n" |
| 28 | "class C1; // test\n" |
| 29 | "template <typename T> class C2;\n" |
| 30 | "namespace b {\n" |
| 31 | "// This is a Foo class\n" |
| 32 | "// which is used in\n" |
| 33 | "// test.\n" |
| 34 | "class Foo {\n" |
| 35 | "public:\n" |
| 36 | " void f();\n" |
| 37 | "\n" |
| 38 | "private:\n" |
| 39 | " C1 *c1;\n" |
| 40 | " static int b;\n" |
| 41 | "}; // abc\n" |
| 42 | "\n" |
| 43 | "class Foo2 {\n" |
| 44 | "public:\n" |
| 45 | " int f();\n" |
| 46 | "};\n" |
| 47 | "} // namespace b\n" |
| 48 | "} // namespace a\n" ; |
| 49 | |
| 50 | const char TestCC[] = "#include \"foo.h\"\n" |
| 51 | "namespace a {\n" |
| 52 | "namespace b {\n" |
| 53 | "namespace {\n" |
| 54 | "// comment1.\n" |
| 55 | "void f1() {}\n" |
| 56 | "/// comment2.\n" |
| 57 | "int kConstInt1 = 0;\n" |
| 58 | "} // namespace\n" |
| 59 | "\n" |
| 60 | "/* comment 3*/\n" |
| 61 | "static int kConstInt2 = 1;\n" |
| 62 | "\n" |
| 63 | "/** comment4\n" |
| 64 | " */\n" |
| 65 | "static int help() {\n" |
| 66 | " int a = 0;\n" |
| 67 | " return a;\n" |
| 68 | "}\n" |
| 69 | "\n" |
| 70 | "// comment5\n" |
| 71 | "// comment5\n" |
| 72 | "void Foo::f() {\n" |
| 73 | " f1();\n" |
| 74 | " kConstInt1;\n" |
| 75 | " kConstInt2;\n" |
| 76 | " help();\n" |
| 77 | "}\n" |
| 78 | "\n" |
| 79 | "/////////////\n" |
| 80 | "// comment //\n" |
| 81 | "/////////////\n" |
| 82 | "int Foo::b = 2;\n" |
| 83 | "int Foo2::f() {\n" |
| 84 | " kConstInt1;\n" |
| 85 | " kConstInt2;\n" |
| 86 | " help();\n" |
| 87 | " f1();\n" |
| 88 | " return 1;\n" |
| 89 | "}\n" |
| 90 | "} // namespace b\n" |
| 91 | "} // namespace a\n" ; |
| 92 | |
| 93 | const char [] = "namespace a {\n" |
| 94 | "class C1; // test\n" |
| 95 | "template <typename T> class C2;\n" |
| 96 | "namespace b {\n" |
| 97 | "\n" |
| 98 | "class Foo2 {\n" |
| 99 | "public:\n" |
| 100 | " int f();\n" |
| 101 | "};\n" |
| 102 | "} // namespace b\n" |
| 103 | "} // namespace a\n" ; |
| 104 | |
| 105 | const char ExpectedTestCC[] = "#include \"foo.h\"\n" |
| 106 | "namespace a {\n" |
| 107 | "namespace b {\n" |
| 108 | "namespace {\n" |
| 109 | "// comment1.\n" |
| 110 | "void f1() {}\n" |
| 111 | "/// comment2.\n" |
| 112 | "int kConstInt1 = 0;\n" |
| 113 | "} // namespace\n" |
| 114 | "\n" |
| 115 | "/* comment 3*/\n" |
| 116 | "static int kConstInt2 = 1;\n" |
| 117 | "\n" |
| 118 | "/** comment4\n" |
| 119 | " */\n" |
| 120 | "static int help() {\n" |
| 121 | " int a = 0;\n" |
| 122 | " return a;\n" |
| 123 | "}\n" |
| 124 | "\n" |
| 125 | "int Foo2::f() {\n" |
| 126 | " kConstInt1;\n" |
| 127 | " kConstInt2;\n" |
| 128 | " help();\n" |
| 129 | " f1();\n" |
| 130 | " return 1;\n" |
| 131 | "}\n" |
| 132 | "} // namespace b\n" |
| 133 | "} // namespace a\n" ; |
| 134 | |
| 135 | const char [] = "#ifndef NEW_FOO_H\n" |
| 136 | "#define NEW_FOO_H\n" |
| 137 | "\n" |
| 138 | "namespace a {\n" |
| 139 | "class C1; // test\n" |
| 140 | "\n" |
| 141 | "template <typename T> class C2;\n" |
| 142 | "namespace b {\n" |
| 143 | "// This is a Foo class\n" |
| 144 | "// which is used in\n" |
| 145 | "// test.\n" |
| 146 | "class Foo {\n" |
| 147 | "public:\n" |
| 148 | " void f();\n" |
| 149 | "\n" |
| 150 | "private:\n" |
| 151 | " C1 *c1;\n" |
| 152 | " static int b;\n" |
| 153 | "}; // abc\n" |
| 154 | "} // namespace b\n" |
| 155 | "} // namespace a\n" |
| 156 | "\n" |
| 157 | "#endif // NEW_FOO_H\n" ; |
| 158 | |
| 159 | const char ExpectedNewCC[] = "namespace a {\n" |
| 160 | "namespace b {\n" |
| 161 | "namespace {\n" |
| 162 | "// comment1.\n" |
| 163 | "void f1() {}\n" |
| 164 | "\n" |
| 165 | "/// comment2.\n" |
| 166 | "int kConstInt1 = 0;\n" |
| 167 | "} // namespace\n" |
| 168 | "\n" |
| 169 | "/* comment 3*/\n" |
| 170 | "static int kConstInt2 = 1;\n" |
| 171 | "\n" |
| 172 | "/** comment4\n" |
| 173 | " */\n" |
| 174 | "static int help() {\n" |
| 175 | " int a = 0;\n" |
| 176 | " return a;\n" |
| 177 | "}\n" |
| 178 | "\n" |
| 179 | "// comment5\n" |
| 180 | "// comment5\n" |
| 181 | "void Foo::f() {\n" |
| 182 | " f1();\n" |
| 183 | " kConstInt1;\n" |
| 184 | " kConstInt2;\n" |
| 185 | " help();\n" |
| 186 | "}\n" |
| 187 | "\n" |
| 188 | "/////////////\n" |
| 189 | "// comment //\n" |
| 190 | "/////////////\n" |
| 191 | "int Foo::b = 2;\n" |
| 192 | "} // namespace b\n" |
| 193 | "} // namespace a\n" ; |
| 194 | |
| 195 | #ifdef _WIN32 |
| 196 | const char WorkingDir[] = "C:\\test" ; |
| 197 | #else |
| 198 | const char WorkingDir[] = "/test" ; |
| 199 | #endif |
| 200 | |
| 201 | const char [] = "foo.h" ; |
| 202 | const char TestCCName[] = "foo.cc" ; |
| 203 | |
| 204 | std::map<std::string, std::string> |
| 205 | runClangMoveOnCode(const move::MoveDefinitionSpec &Spec, |
| 206 | const char *const = TestHeader, |
| 207 | const char *const CC = TestCC, |
| 208 | DeclarationReporter *const Reporter = nullptr) { |
| 209 | clang::RewriterTestContext Context; |
| 210 | |
| 211 | llvm::SmallString<16> Dir(WorkingDir); |
| 212 | llvm::sys::path::native(path&: Dir); |
| 213 | Context.InMemoryFileSystem->setCurrentWorkingDirectory(Dir); |
| 214 | |
| 215 | std::map<llvm::StringRef, clang::FileID> FileToFileID; |
| 216 | |
| 217 | auto CreateFiles = [&Context, &FileToFileID](llvm::StringRef Name, |
| 218 | llvm::StringRef Code) { |
| 219 | if (!Name.empty()) { |
| 220 | FileToFileID[Name] = Context.createInMemoryFile(Name, Content: Code); |
| 221 | } |
| 222 | }; |
| 223 | CreateFiles(Spec.NewCC, "" ); |
| 224 | CreateFiles(Spec.NewHeader, "" ); |
| 225 | CreateFiles(TestHeaderName, Header); |
| 226 | CreateFiles(TestCCName, CC); |
| 227 | |
| 228 | std::map<std::string, tooling::Replacements> FileToReplacements; |
| 229 | ClangMoveContext MoveContext = {.Spec: Spec, .FileToReplacements: FileToReplacements, .OriginalRunningDirectory: Dir.c_str(), .FallbackStyle: "LLVM" , |
| 230 | .DumpDeclarations: Reporter != nullptr}; |
| 231 | |
| 232 | auto Factory = std::make_unique<clang::move::ClangMoveActionFactory>( |
| 233 | args: &MoveContext, args: Reporter); |
| 234 | |
| 235 | tooling::runToolOnCodeWithArgs( |
| 236 | ToolAction: Factory->create(), Code: CC, VFS: Context.InMemoryFileSystem, |
| 237 | Args: {"-std=c++11" , "-fparse-all-comments" , "-I." }, FileName: TestCCName, ToolName: "clang-move" , |
| 238 | PCHContainerOps: std::make_shared<PCHContainerOperations>()); |
| 239 | formatAndApplyAllReplacements(FileToReplaces: FileToReplacements, Rewrite&: Context.Rewrite, Style: "llvm" ); |
| 240 | // The Key is file name, value is the new code after moving the class. |
| 241 | std::map<std::string, std::string> Results; |
| 242 | for (const auto &It : FileToReplacements) { |
| 243 | // The path may come out as "./foo.h", normalize to "foo.h". |
| 244 | SmallString<32> FilePath (It.first); |
| 245 | llvm::sys::path::remove_dots(path&: FilePath); |
| 246 | Results[FilePath.str().str()] = Context.getRewrittenText(ID: FileToFileID[FilePath]); |
| 247 | } |
| 248 | return Results; |
| 249 | } |
| 250 | |
| 251 | TEST(ClangMove, MoveHeaderAndCC) { |
| 252 | move::MoveDefinitionSpec Spec; |
| 253 | Spec.Names = {std::string("a::b::Foo" )}; |
| 254 | Spec.OldHeader = "foo.h" ; |
| 255 | Spec.OldCC = "foo.cc" ; |
| 256 | Spec.NewHeader = "new_foo.h" ; |
| 257 | Spec.NewCC = "new_foo.cc" ; |
| 258 | std::string = "#include \"" + Spec.NewHeader + "\"\n\n" ; |
| 259 | auto Results = runClangMoveOnCode(Spec); |
| 260 | EXPECT_EQ(ExpectedTestHeader, Results[Spec.OldHeader]); |
| 261 | EXPECT_EQ(ExpectedTestCC, Results[Spec.OldCC]); |
| 262 | EXPECT_EQ(ExpectedNewHeader, Results[Spec.NewHeader]); |
| 263 | EXPECT_EQ(ExpectedHeader + ExpectedNewCC, Results[Spec.NewCC]); |
| 264 | } |
| 265 | |
| 266 | TEST(ClangMove, MoveHeaderOnly) { |
| 267 | move::MoveDefinitionSpec Spec; |
| 268 | Spec.Names = {std::string("a::b::Foo" )}; |
| 269 | Spec.OldHeader = "foo.h" ; |
| 270 | Spec.NewHeader = "new_foo.h" ; |
| 271 | auto Results = runClangMoveOnCode(Spec); |
| 272 | EXPECT_EQ(2u, Results.size()); |
| 273 | EXPECT_EQ(ExpectedTestHeader, Results[Spec.OldHeader]); |
| 274 | EXPECT_EQ(ExpectedNewHeader, Results[Spec.NewHeader]); |
| 275 | } |
| 276 | |
| 277 | TEST(ClangMove, MoveCCOnly) { |
| 278 | move::MoveDefinitionSpec Spec; |
| 279 | Spec.Names = {std::string("a::b::Foo" )}; |
| 280 | Spec.OldCC = "foo.cc" ; |
| 281 | Spec.NewCC = "new_foo.cc" ; |
| 282 | std::string = "#include \"foo.h\"\n\n" ; |
| 283 | auto Results = runClangMoveOnCode(Spec); |
| 284 | EXPECT_EQ(2u, Results.size()); |
| 285 | EXPECT_EQ(ExpectedTestCC, Results[Spec.OldCC]); |
| 286 | EXPECT_EQ(ExpectedHeader + ExpectedNewCC, Results[Spec.NewCC]); |
| 287 | } |
| 288 | |
| 289 | TEST(ClangMove, MoveNonExistClass) { |
| 290 | move::MoveDefinitionSpec Spec; |
| 291 | Spec.Names = {std::string("NonExistFoo" )}; |
| 292 | Spec.OldHeader = "foo.h" ; |
| 293 | Spec.OldCC = "foo.cc" ; |
| 294 | Spec.NewHeader = "new_foo.h" ; |
| 295 | Spec.NewCC = "new_foo.cc" ; |
| 296 | auto Results = runClangMoveOnCode(Spec); |
| 297 | EXPECT_EQ(0u, Results.size()); |
| 298 | } |
| 299 | |
| 300 | TEST(ClangMove, HeaderIncludeSelf) { |
| 301 | move::MoveDefinitionSpec Spec; |
| 302 | Spec.Names = {std::string("Foo" )}; |
| 303 | Spec.OldHeader = "foo.h" ; |
| 304 | Spec.OldCC = "foo.cc" ; |
| 305 | Spec.NewHeader = "new_foo.h" ; |
| 306 | Spec.NewCC = "new_foo.cc" ; |
| 307 | |
| 308 | const char [] = "#ifndef FOO_H\n" |
| 309 | "#define FOO_H\n" |
| 310 | "#include \"foo.h\"\n" |
| 311 | "class Foo {};\n" |
| 312 | "#endif\n" ; |
| 313 | const char TestCode[] = "#include \"foo.h\"" ; |
| 314 | const char [] = "#ifndef FOO_H\n" |
| 315 | "#define FOO_H\n" |
| 316 | "#include \"new_foo.h\"\n" |
| 317 | "class Foo {};\n" |
| 318 | "#endif\n" ; |
| 319 | const char ExpectedNewCC[] = "#include \"new_foo.h\"" ; |
| 320 | auto Results = runClangMoveOnCode(Spec, Header: TestHeader, CC: TestCode); |
| 321 | EXPECT_EQ("" , Results[Spec.OldHeader]); |
| 322 | EXPECT_EQ(ExpectedNewHeader, Results[Spec.NewHeader]); |
| 323 | EXPECT_EQ(ExpectedNewCC, Results[Spec.NewCC]); |
| 324 | } |
| 325 | |
| 326 | TEST(ClangMove, MoveAll) { |
| 327 | std::vector<std::string> = { |
| 328 | "class A {\npublic:\n int f();\n};" , |
| 329 | // forward declaration. |
| 330 | "class B;\nclass A {\npublic:\n int f();\n};" , |
| 331 | // template forward declaration. |
| 332 | "template <typename T> class B;\nclass A {\npublic:\n int f();\n};" , |
| 333 | "namespace a {}\nclass A {\npublic:\n int f();\n};" , |
| 334 | "namespace a {}\nusing namespace a;\nclass A {\npublic:\n int f();\n};" , |
| 335 | }; |
| 336 | const char Code[] = "#include \"foo.h\"\nint A::f() { return 0; }" ; |
| 337 | move::MoveDefinitionSpec Spec; |
| 338 | Spec.Names.push_back(Elt: "A" ); |
| 339 | Spec.OldHeader = "foo.h" ; |
| 340 | Spec.OldCC = "foo.cc" ; |
| 341 | Spec.NewHeader = "new_foo.h" ; |
| 342 | Spec.NewCC = "new_foo.cc" ; |
| 343 | for (const auto& : TestHeaders) { |
| 344 | auto Results = runClangMoveOnCode(Spec, Header: Header.c_str(), CC: Code); |
| 345 | EXPECT_EQ(Header, Results[Spec.NewHeader]); |
| 346 | EXPECT_EQ("" , Results[Spec.OldHeader]); |
| 347 | EXPECT_EQ("" , Results[Spec.OldCC]); |
| 348 | } |
| 349 | } |
| 350 | |
| 351 | TEST(ClangMove, MoveAllMultipleClasses) { |
| 352 | move::MoveDefinitionSpec Spec; |
| 353 | std::vector<std::string> = { |
| 354 | "class C;\nclass A {\npublic:\n int f();\n};\nclass B {};" , |
| 355 | "class C;\nclass B;\nclass A {\npublic:\n int f();\n};\nclass B {};" , |
| 356 | }; |
| 357 | const char Code[] = "#include \"foo.h\"\nint A::f() { return 0; }" ; |
| 358 | Spec.Names = {std::string("A" ), std::string("B" )}; |
| 359 | Spec.OldHeader = "foo.h" ; |
| 360 | Spec.OldCC = "foo.cc" ; |
| 361 | Spec.NewHeader = "new_foo.h" ; |
| 362 | Spec.NewCC = "new_foo.cc" ; |
| 363 | for (const auto& : TestHeaders) { |
| 364 | auto Results = runClangMoveOnCode(Spec, Header: Header.c_str(), CC: Code); |
| 365 | EXPECT_EQ(Header, Results[Spec.NewHeader]); |
| 366 | EXPECT_EQ("" , Results[Spec.OldHeader]); |
| 367 | EXPECT_EQ("" , Results[Spec.OldCC]); |
| 368 | } |
| 369 | } |
| 370 | |
| 371 | TEST(ClangMove, DontMoveAll) { |
| 372 | const char [] = "#ifndef NEW_FOO_H\n" |
| 373 | "#define NEW_FOO_H\n" |
| 374 | "\n" |
| 375 | "class A {\npublic:\n int f();\n};\n" |
| 376 | "\n" |
| 377 | "#endif // NEW_FOO_H\n" ; |
| 378 | const char Code[] = "#include \"foo.h\"\nint A::f() { return 0; }" ; |
| 379 | std::vector<std::string> = { |
| 380 | "class B {};\nclass A {\npublic:\n int f();\n};\n" , |
| 381 | "void f() {};\nclass A {\npublic:\n int f();\n};\n" , |
| 382 | }; |
| 383 | move::MoveDefinitionSpec Spec; |
| 384 | Spec.Names.push_back(Elt: "A" ); |
| 385 | Spec.OldHeader = "foo.h" ; |
| 386 | Spec.OldCC = "foo.cc" ; |
| 387 | Spec.NewHeader = "new_foo.h" ; |
| 388 | Spec.NewCC = "new_foo.cc" ; |
| 389 | for (const auto& : TestHeaders) { |
| 390 | auto Results = runClangMoveOnCode(Spec, Header: Header.c_str(), CC: Code); |
| 391 | EXPECT_EQ(ExpectedHeader, Results[Spec.NewHeader]); |
| 392 | // The expected old header should not contain class A definition. |
| 393 | std::string = Header.substr(pos: 0, n: Header.size() - 32); |
| 394 | EXPECT_EQ(ExpectedOldHeader, Results[Spec.OldHeader]); |
| 395 | } |
| 396 | } |
| 397 | |
| 398 | TEST(ClangMove, IgnoreMacroSymbolsAndMoveAll) { |
| 399 | const char TestCode[] = "#include \"foo.h\"" ; |
| 400 | std::vector<std::string> = { |
| 401 | "#define DEFINE_Foo int Foo = 1;\nDEFINE_Foo;\nclass Bar {};\n" , |
| 402 | "#define DEFINE(x) int var_##x = 1;\nDEFINE(foo);\nclass Bar {};\n" , |
| 403 | }; |
| 404 | move::MoveDefinitionSpec Spec; |
| 405 | Spec.Names.push_back(Elt: "Bar" ); |
| 406 | Spec.OldHeader = "foo.h" ; |
| 407 | Spec.OldCC = "foo.cc" ; |
| 408 | Spec.NewHeader = "new_foo.h" ; |
| 409 | Spec.NewCC = "new_foo.cc" ; |
| 410 | |
| 411 | for (const auto& : TestHeaders) { |
| 412 | auto Results = runClangMoveOnCode(Spec, Header: Header.c_str(), CC: TestCode); |
| 413 | EXPECT_EQ("" , Results[Spec.OldHeader]); |
| 414 | EXPECT_EQ(Header, Results[Spec.NewHeader]); |
| 415 | } |
| 416 | } |
| 417 | |
| 418 | TEST(ClangMove, MacroInFunction) { |
| 419 | const char [] = "#define INT int\n" |
| 420 | "class A {\npublic:\n int f();\n};\n" |
| 421 | "class B {};\n" ; |
| 422 | const char TestCode[] = "#include \"foo.h\"\n" |
| 423 | "INT A::f() { return 0; }\n" ; |
| 424 | const char ExpectedNewCode[] = "#include \"new_foo.h\"\n\n" |
| 425 | "INT A::f() { return 0; }\n" ; |
| 426 | move::MoveDefinitionSpec Spec; |
| 427 | Spec.Names.push_back(Elt: "A" ); |
| 428 | Spec.OldHeader = "foo.h" ; |
| 429 | Spec.OldCC = "foo.cc" ; |
| 430 | Spec.NewHeader = "new_foo.h" ; |
| 431 | Spec.NewCC = "new_foo.cc" ; |
| 432 | auto Results = runClangMoveOnCode(Spec, Header: TestHeader, CC: TestCode); |
| 433 | EXPECT_EQ(ExpectedNewCode, Results[Spec.NewCC]); |
| 434 | } |
| 435 | |
| 436 | TEST(ClangMove, DefinitionInMacro) { |
| 437 | const char [] = "#define DEF(CLASS) void CLASS##_::f() {}\n" |
| 438 | "#define DEF2(CLASS, ...) void CLASS##_::f2() {}\n" |
| 439 | "class A_ {\nvoid f();\nvoid f2();\n};\n" |
| 440 | "class B {};\n" ; |
| 441 | const char TestCode[] = "#include \"foo.h\"\n" |
| 442 | "DEF(A)\n\n" |
| 443 | "DEF2(A,\n" |
| 444 | " 123)\n" ; |
| 445 | const char ExpectedNewCode[] = "#include \"new_foo.h\"\n\n" |
| 446 | "DEF(A)\n\n" |
| 447 | "DEF2(A, 123)\n" ; |
| 448 | move::MoveDefinitionSpec Spec; |
| 449 | Spec.Names.push_back(Elt: "A_" ); |
| 450 | Spec.OldHeader = "foo.h" ; |
| 451 | Spec.OldCC = "foo.cc" ; |
| 452 | Spec.NewHeader = "new_foo.h" ; |
| 453 | Spec.NewCC = "new_foo.cc" ; |
| 454 | auto Results = runClangMoveOnCode(Spec, Header: TestHeader, CC: TestCode); |
| 455 | EXPECT_EQ(ExpectedNewCode, Results[Spec.NewCC]); |
| 456 | } |
| 457 | |
| 458 | TEST(ClangMove, WellFormattedCode) { |
| 459 | const std::string = |
| 460 | "namespace a {\n" |
| 461 | "namespace b {\n" |
| 462 | "namespace c {\n" |
| 463 | "class C;\n" |
| 464 | "\n" |
| 465 | "class A {\npublic:\n void f();\n void f2();\n};\n" |
| 466 | "} // namespace c\n" |
| 467 | "} // namespace b\n" |
| 468 | "\n" |
| 469 | "namespace d {\n" |
| 470 | "namespace e {\n" |
| 471 | "class B {\npublic:\n void f();\n};\n" |
| 472 | "} // namespace e\n" |
| 473 | "} // namespace d\n" |
| 474 | "} // namespace a\n" ; |
| 475 | const std::string CommonCode = "\n" |
| 476 | "namespace a {\n" |
| 477 | "namespace b {\n" |
| 478 | "namespace c {\n" |
| 479 | "void A::f() {}\n" |
| 480 | "\n" |
| 481 | "void A::f2() {}\n" |
| 482 | "} // namespace c\n" |
| 483 | "} // namespace b\n" |
| 484 | "\n" |
| 485 | "namespace d {\n" |
| 486 | "namespace e {\n" |
| 487 | "void B::f() {}\n" |
| 488 | "} // namespace e\n" |
| 489 | "} // namespace d\n" |
| 490 | "} // namespace a\n" ; |
| 491 | // Add dummy class to prevent behavior of moving all declarations from header. |
| 492 | const std::string = CommonHeader + "class D {};\n" ; |
| 493 | const std::string TestCode = "#include \"foo.h\"\n" + CommonCode; |
| 494 | const std::string = "#ifndef NEW_FOO_H\n" |
| 495 | "#define NEW_FOO_H\n" |
| 496 | "\n" + |
| 497 | CommonHeader + |
| 498 | "\n" |
| 499 | "#endif // NEW_FOO_H\n" ; |
| 500 | const std::string ExpectedNewCC = "#include \"new_foo.h\"\n" + CommonCode; |
| 501 | move::MoveDefinitionSpec Spec; |
| 502 | Spec.Names.push_back(Elt: "a::b::c::A" ); |
| 503 | Spec.Names.push_back(Elt: "a::d::e::B" ); |
| 504 | Spec.OldHeader = "foo.h" ; |
| 505 | Spec.OldCC = "foo.cc" ; |
| 506 | Spec.NewHeader = "new_foo.h" ; |
| 507 | Spec.NewCC = "new_foo.cc" ; |
| 508 | auto Results = runClangMoveOnCode(Spec, Header: TestHeader.c_str(), CC: TestCode.c_str()); |
| 509 | EXPECT_EQ(ExpectedNewCC, Results[Spec.NewCC]); |
| 510 | EXPECT_EQ(ExpectedNewHeader, Results[Spec.NewHeader]); |
| 511 | } |
| 512 | |
| 513 | TEST(ClangMove, AddDependentNewHeader) { |
| 514 | const char [] = "class A {};\n" |
| 515 | "class B {};\n" ; |
| 516 | const char TestCode[] = "#include \"foo.h\"\n" ; |
| 517 | const char [] = "#include \"new_foo.h\"\nclass B {};\n" ; |
| 518 | const char [] = "#ifndef NEW_FOO_H\n" |
| 519 | "#define NEW_FOO_H\n" |
| 520 | "\n" |
| 521 | "class A {};\n" |
| 522 | "\n" |
| 523 | "#endif // NEW_FOO_H\n" ; |
| 524 | move::MoveDefinitionSpec Spec; |
| 525 | Spec.Names.push_back(Elt: "A" ); |
| 526 | Spec.OldHeader = "foo.h" ; |
| 527 | Spec.OldCC = "foo.cc" ; |
| 528 | Spec.NewHeader = "new_foo.h" ; |
| 529 | Spec.NewCC = "new_foo.cc" ; |
| 530 | Spec.OldDependOnNew = true; |
| 531 | auto Results = runClangMoveOnCode(Spec, Header: TestHeader, CC: TestCode); |
| 532 | EXPECT_EQ(ExpectedOldHeader, Results[Spec.OldHeader]); |
| 533 | EXPECT_EQ(ExpectedNewHeader, Results[Spec.NewHeader]); |
| 534 | } |
| 535 | |
| 536 | TEST(ClangMove, AddDependentOldHeader) { |
| 537 | const char [] = "class A {};\n" |
| 538 | "class B {};\n" ; |
| 539 | const char TestCode[] = "#include \"foo.h\"\n" ; |
| 540 | const char [] = "#ifndef NEW_FOO_H\n" |
| 541 | "#define NEW_FOO_H\n" |
| 542 | "\n" |
| 543 | "#include \"foo.h\"\n" |
| 544 | "\n" |
| 545 | "class B {};\n" |
| 546 | "\n" |
| 547 | "#endif // NEW_FOO_H\n" ; |
| 548 | const char [] = "class A {};\n" ; |
| 549 | move::MoveDefinitionSpec Spec; |
| 550 | Spec.Names.push_back(Elt: "B" ); |
| 551 | Spec.OldHeader = "foo.h" ; |
| 552 | Spec.OldCC = "foo.cc" ; |
| 553 | Spec.NewHeader = "new_foo.h" ; |
| 554 | Spec.NewCC = "new_foo.cc" ; |
| 555 | Spec.NewDependOnOld = true; |
| 556 | auto Results = runClangMoveOnCode(Spec, Header: TestHeader, CC: TestCode); |
| 557 | EXPECT_EQ(ExpectedNewHeader, Results[Spec.NewHeader]); |
| 558 | EXPECT_EQ(ExpectedOldHeader, Results[Spec.OldHeader]); |
| 559 | } |
| 560 | |
| 561 | TEST(ClangMove, DumpDecls) { |
| 562 | const char [] = "template <typename T>\n" |
| 563 | "class A {\n" |
| 564 | " public:\n" |
| 565 | " void f();\n" |
| 566 | " template <typename U> void h();\n" |
| 567 | " static int b;\n" |
| 568 | "};\n" |
| 569 | "\n" |
| 570 | "template <typename T> void A<T>::f() {}\n" |
| 571 | "\n" |
| 572 | "template <typename T>\n" |
| 573 | "template <typename U>\n" |
| 574 | "void A<T>::h() {}\n" |
| 575 | "\n" |
| 576 | "template <typename T> int A<T>::b = 2;\n" |
| 577 | "\n" |
| 578 | "template <> class A<int> {};\n" |
| 579 | "\n" |
| 580 | "class B {};\n" |
| 581 | "\n" |
| 582 | "namespace a {\n" |
| 583 | "class Move1 {};\n" |
| 584 | "void f1() {}\n" |
| 585 | "template <typename T>" |
| 586 | "void f2(T t);\n" |
| 587 | "} // namespace a\n" |
| 588 | "\n" |
| 589 | "class ForwardClass;\n" |
| 590 | "namespace a {\n" |
| 591 | "namespace b {\n" |
| 592 | "class Move1 { public : void f(); };\n" |
| 593 | "void f() {}\n" |
| 594 | "enum E1 { Green };\n" |
| 595 | "enum class E2 { Red };\n" |
| 596 | "typedef int Int2;\n" |
| 597 | "typedef A<double> A_d;" |
| 598 | "using Int = int;\n" |
| 599 | "template <typename T>\n" |
| 600 | "using AA = A<T>;\n" |
| 601 | "extern int kGlobalInt;\n" |
| 602 | "extern const char* const kGlobalStr;\n" |
| 603 | "} // namespace b\n" |
| 604 | "} // namespace a\n" |
| 605 | "#define DEFINE_FOO class Foo {};\n" |
| 606 | "DEFINE_FOO\n" ; |
| 607 | const char TestCode[] = "#include \"foo.h\"\n" ; |
| 608 | move::MoveDefinitionSpec Spec; |
| 609 | Spec.Names.push_back(Elt: "B" ); |
| 610 | Spec.OldHeader = "foo.h" ; |
| 611 | Spec.OldCC = "foo.cc" ; |
| 612 | Spec.NewHeader = "new_foo.h" ; |
| 613 | Spec.NewCC = "new_foo.cc" ; |
| 614 | DeclarationReporter Reporter; |
| 615 | std::vector<DeclarationReporter::Declaration> ExpectedDeclarations = { |
| 616 | {"A" , "Class" , true}, |
| 617 | {"B" , "Class" , false}, |
| 618 | {"a::Move1" , "Class" , false}, |
| 619 | {"a::f1" , "Function" , false}, |
| 620 | {"a::f2" , "Function" , true}, |
| 621 | {"a::b::Move1" , "Class" , false}, |
| 622 | {"a::b::f" , "Function" , false}, |
| 623 | {"a::b::E1" , "Enum" , false}, |
| 624 | {"a::b::E2" , "Enum" , false}, |
| 625 | {"a::b::Int2" , "TypeAlias" , false}, |
| 626 | {"a::b::A_d" , "TypeAlias" , false}, |
| 627 | {"a::b::Int" , "TypeAlias" , false}, |
| 628 | {"a::b::AA" , "TypeAlias" , true}, |
| 629 | {"a::b::kGlobalInt" , "Variable" , false}, |
| 630 | {"a::b::kGlobalStr" , "Variable" , false}}; |
| 631 | runClangMoveOnCode(Spec, Header: TestHeader, CC: TestCode, Reporter: &Reporter); |
| 632 | std::vector<DeclarationReporter::Declaration> Results; |
| 633 | for (const auto &DelPair : Reporter.getDeclarationList()) |
| 634 | Results.push_back(x: DelPair); |
| 635 | EXPECT_THAT(ExpectedDeclarations, |
| 636 | testing::UnorderedElementsAreArray(Results)); |
| 637 | } |
| 638 | |
| 639 | } // namespace |
| 640 | } // namespace move |
| 641 | } // namespace clang |
| 642 | |