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 | |