1 //===- unittest/Tooling/RefactoringTest.cpp - Refactoring 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 "RewriterTestContext.h"
11 #include "clang/AST/ASTConsumer.h"
12 #include "clang/AST/ASTContext.h"
13 #include "clang/AST/DeclCXX.h"
14 #include "clang/AST/DeclGroup.h"
15 #include "clang/AST/RecursiveASTVisitor.h"
16 #include "clang/Basic/Diagnostic.h"
17 #include "clang/Basic/DiagnosticOptions.h"
18 #include "clang/Basic/FileManager.h"
19 #include "clang/Basic/LangOptions.h"
20 #include "clang/Basic/SourceManager.h"
21 #include "clang/Frontend/CompilerInstance.h"
22 #include "clang/Frontend/FrontendAction.h"
23 #include "clang/Frontend/TextDiagnosticPrinter.h"
24 #include "clang/Rewrite/Core/Rewriter.h"
25 #include "clang/Tooling/Refactoring.h"
26 #include "clang/Tooling/Tooling.h"
27 #include "llvm/ADT/SmallString.h"
28 #include "llvm/Support/Path.h"
29 #include "gtest/gtest.h"
30
31 namespace clang {
32 namespace tooling {
33
34 class ReplacementTest : public ::testing::Test {
35 protected:
createReplacement(SourceLocation Start,unsigned Length,llvm::StringRef ReplacementText)36 Replacement createReplacement(SourceLocation Start, unsigned Length,
37 llvm::StringRef ReplacementText) {
38 return Replacement(Context.Sources, Start, Length, ReplacementText);
39 }
40
41 RewriterTestContext Context;
42 };
43
TEST_F(ReplacementTest,CanDeleteAllText)44 TEST_F(ReplacementTest, CanDeleteAllText) {
45 FileID ID = Context.createInMemoryFile("input.cpp", "text");
46 SourceLocation Location = Context.getLocation(ID, 1, 1);
47 Replacement Replace(createReplacement(Location, 4, ""));
48 EXPECT_TRUE(Replace.apply(Context.Rewrite));
49 EXPECT_EQ("", Context.getRewrittenText(ID));
50 }
51
TEST_F(ReplacementTest,CanDeleteAllTextInTextWithNewlines)52 TEST_F(ReplacementTest, CanDeleteAllTextInTextWithNewlines) {
53 FileID ID = Context.createInMemoryFile("input.cpp", "line1\nline2\nline3");
54 SourceLocation Location = Context.getLocation(ID, 1, 1);
55 Replacement Replace(createReplacement(Location, 17, ""));
56 EXPECT_TRUE(Replace.apply(Context.Rewrite));
57 EXPECT_EQ("", Context.getRewrittenText(ID));
58 }
59
TEST_F(ReplacementTest,CanAddText)60 TEST_F(ReplacementTest, CanAddText) {
61 FileID ID = Context.createInMemoryFile("input.cpp", "");
62 SourceLocation Location = Context.getLocation(ID, 1, 1);
63 Replacement Replace(createReplacement(Location, 0, "result"));
64 EXPECT_TRUE(Replace.apply(Context.Rewrite));
65 EXPECT_EQ("result", Context.getRewrittenText(ID));
66 }
67
TEST_F(ReplacementTest,CanReplaceTextAtPosition)68 TEST_F(ReplacementTest, CanReplaceTextAtPosition) {
69 FileID ID = Context.createInMemoryFile("input.cpp",
70 "line1\nline2\nline3\nline4");
71 SourceLocation Location = Context.getLocation(ID, 2, 3);
72 Replacement Replace(createReplacement(Location, 12, "x"));
73 EXPECT_TRUE(Replace.apply(Context.Rewrite));
74 EXPECT_EQ("line1\nlixne4", Context.getRewrittenText(ID));
75 }
76
TEST_F(ReplacementTest,CanReplaceTextAtPositionMultipleTimes)77 TEST_F(ReplacementTest, CanReplaceTextAtPositionMultipleTimes) {
78 FileID ID = Context.createInMemoryFile("input.cpp",
79 "line1\nline2\nline3\nline4");
80 SourceLocation Location1 = Context.getLocation(ID, 2, 3);
81 Replacement Replace1(createReplacement(Location1, 12, "x\ny\n"));
82 EXPECT_TRUE(Replace1.apply(Context.Rewrite));
83 EXPECT_EQ("line1\nlix\ny\nne4", Context.getRewrittenText(ID));
84
85 // Since the original source has not been modified, the (4, 4) points to the
86 // 'e' in the original content.
87 SourceLocation Location2 = Context.getLocation(ID, 4, 4);
88 Replacement Replace2(createReplacement(Location2, 1, "f"));
89 EXPECT_TRUE(Replace2.apply(Context.Rewrite));
90 EXPECT_EQ("line1\nlix\ny\nnf4", Context.getRewrittenText(ID));
91 }
92
TEST_F(ReplacementTest,ApplyFailsForNonExistentLocation)93 TEST_F(ReplacementTest, ApplyFailsForNonExistentLocation) {
94 Replacement Replace("nonexistent-file.cpp", 0, 1, "");
95 EXPECT_FALSE(Replace.apply(Context.Rewrite));
96 }
97
TEST_F(ReplacementTest,CanRetrivePath)98 TEST_F(ReplacementTest, CanRetrivePath) {
99 Replacement Replace("/path/to/file.cpp", 0, 1, "");
100 EXPECT_EQ("/path/to/file.cpp", Replace.getFilePath());
101 }
102
TEST_F(ReplacementTest,ReturnsInvalidPath)103 TEST_F(ReplacementTest, ReturnsInvalidPath) {
104 Replacement Replace1(Context.Sources, SourceLocation(), 0, "");
105 EXPECT_TRUE(Replace1.getFilePath().empty());
106
107 Replacement Replace2;
108 EXPECT_TRUE(Replace2.getFilePath().empty());
109 }
110
TEST_F(ReplacementTest,CanApplyReplacements)111 TEST_F(ReplacementTest, CanApplyReplacements) {
112 FileID ID = Context.createInMemoryFile("input.cpp",
113 "line1\nline2\nline3\nline4");
114 Replacements Replaces;
115 Replaces.insert(Replacement(Context.Sources, Context.getLocation(ID, 2, 1),
116 5, "replaced"));
117 Replaces.insert(Replacement(Context.Sources, Context.getLocation(ID, 3, 1),
118 5, "other"));
119 EXPECT_TRUE(applyAllReplacements(Replaces, Context.Rewrite));
120 EXPECT_EQ("line1\nreplaced\nother\nline4", Context.getRewrittenText(ID));
121 }
122
123 // FIXME: Remove this test case when Replacements is implemented as std::vector
124 // instead of std::set. The other ReplacementTest tests will need to be updated
125 // at that point as well.
TEST_F(ReplacementTest,VectorCanApplyReplacements)126 TEST_F(ReplacementTest, VectorCanApplyReplacements) {
127 FileID ID = Context.createInMemoryFile("input.cpp",
128 "line1\nline2\nline3\nline4");
129 std::vector<Replacement> Replaces;
130 Replaces.push_back(Replacement(Context.Sources, Context.getLocation(ID, 2, 1),
131 5, "replaced"));
132 Replaces.push_back(
133 Replacement(Context.Sources, Context.getLocation(ID, 3, 1), 5, "other"));
134 EXPECT_TRUE(applyAllReplacements(Replaces, Context.Rewrite));
135 EXPECT_EQ("line1\nreplaced\nother\nline4", Context.getRewrittenText(ID));
136 }
137
TEST_F(ReplacementTest,SkipsDuplicateReplacements)138 TEST_F(ReplacementTest, SkipsDuplicateReplacements) {
139 FileID ID = Context.createInMemoryFile("input.cpp",
140 "line1\nline2\nline3\nline4");
141 Replacements Replaces;
142 Replaces.insert(Replacement(Context.Sources, Context.getLocation(ID, 2, 1),
143 5, "replaced"));
144 Replaces.insert(Replacement(Context.Sources, Context.getLocation(ID, 2, 1),
145 5, "replaced"));
146 Replaces.insert(Replacement(Context.Sources, Context.getLocation(ID, 2, 1),
147 5, "replaced"));
148 EXPECT_TRUE(applyAllReplacements(Replaces, Context.Rewrite));
149 EXPECT_EQ("line1\nreplaced\nline3\nline4", Context.getRewrittenText(ID));
150 }
151
TEST_F(ReplacementTest,ApplyAllFailsIfOneApplyFails)152 TEST_F(ReplacementTest, ApplyAllFailsIfOneApplyFails) {
153 // This test depends on the value of the file name of an invalid source
154 // location being in the range ]a, z[.
155 FileID IDa = Context.createInMemoryFile("a.cpp", "text");
156 FileID IDz = Context.createInMemoryFile("z.cpp", "text");
157 Replacements Replaces;
158 Replaces.insert(Replacement(Context.Sources, Context.getLocation(IDa, 1, 1),
159 4, "a"));
160 Replaces.insert(Replacement(Context.Sources, SourceLocation(),
161 5, "2"));
162 Replaces.insert(Replacement(Context.Sources, Context.getLocation(IDz, 1, 1),
163 4, "z"));
164 EXPECT_FALSE(applyAllReplacements(Replaces, Context.Rewrite));
165 EXPECT_EQ("a", Context.getRewrittenText(IDa));
166 EXPECT_EQ("z", Context.getRewrittenText(IDz));
167 }
168
TEST(ShiftedCodePositionTest,FindsNewCodePosition)169 TEST(ShiftedCodePositionTest, FindsNewCodePosition) {
170 Replacements Replaces;
171 Replaces.insert(Replacement("", 0, 1, ""));
172 Replaces.insert(Replacement("", 4, 3, " "));
173 // Assume ' int i;' is turned into 'int i;' and cursor is located at '|'.
174 EXPECT_EQ(0u, shiftedCodePosition(Replaces, 0)); // |int i;
175 EXPECT_EQ(0u, shiftedCodePosition(Replaces, 1)); // |nt i;
176 EXPECT_EQ(1u, shiftedCodePosition(Replaces, 2)); // i|t i;
177 EXPECT_EQ(2u, shiftedCodePosition(Replaces, 3)); // in| i;
178 EXPECT_EQ(3u, shiftedCodePosition(Replaces, 4)); // int| i;
179 EXPECT_EQ(4u, shiftedCodePosition(Replaces, 5)); // int | i;
180 EXPECT_EQ(4u, shiftedCodePosition(Replaces, 6)); // int |i;
181 EXPECT_EQ(4u, shiftedCodePosition(Replaces, 7)); // int |;
182 EXPECT_EQ(5u, shiftedCodePosition(Replaces, 8)); // int i|
183 }
184
185 // FIXME: Remove this test case when Replacements is implemented as std::vector
186 // instead of std::set. The other ReplacementTest tests will need to be updated
187 // at that point as well.
TEST(ShiftedCodePositionTest,VectorFindsNewCodePositionWithInserts)188 TEST(ShiftedCodePositionTest, VectorFindsNewCodePositionWithInserts) {
189 std::vector<Replacement> Replaces;
190 Replaces.push_back(Replacement("", 0, 1, ""));
191 Replaces.push_back(Replacement("", 4, 3, " "));
192 // Assume ' int i;' is turned into 'int i;' and cursor is located at '|'.
193 EXPECT_EQ(0u, shiftedCodePosition(Replaces, 0)); // |int i;
194 EXPECT_EQ(0u, shiftedCodePosition(Replaces, 1)); // |nt i;
195 EXPECT_EQ(1u, shiftedCodePosition(Replaces, 2)); // i|t i;
196 EXPECT_EQ(2u, shiftedCodePosition(Replaces, 3)); // in| i;
197 EXPECT_EQ(3u, shiftedCodePosition(Replaces, 4)); // int| i;
198 EXPECT_EQ(4u, shiftedCodePosition(Replaces, 5)); // int | i;
199 EXPECT_EQ(4u, shiftedCodePosition(Replaces, 6)); // int |i;
200 EXPECT_EQ(4u, shiftedCodePosition(Replaces, 7)); // int |;
201 EXPECT_EQ(5u, shiftedCodePosition(Replaces, 8)); // int i|
202 }
203
TEST(ShiftedCodePositionTest,FindsNewCodePositionWithInserts)204 TEST(ShiftedCodePositionTest, FindsNewCodePositionWithInserts) {
205 Replacements Replaces;
206 Replaces.insert(Replacement("", 4, 0, "\"\n\""));
207 // Assume '"12345678"' is turned into '"1234"\n"5678"'.
208 EXPECT_EQ(4u, shiftedCodePosition(Replaces, 4)); // "123|5678"
209 EXPECT_EQ(8u, shiftedCodePosition(Replaces, 5)); // "1234|678"
210 }
211
212 class FlushRewrittenFilesTest : public ::testing::Test {
213 public:
FlushRewrittenFilesTest()214 FlushRewrittenFilesTest() {}
215
~FlushRewrittenFilesTest()216 ~FlushRewrittenFilesTest() {
217 for (llvm::StringMap<std::string>::iterator I = TemporaryFiles.begin(),
218 E = TemporaryFiles.end();
219 I != E; ++I) {
220 llvm::StringRef Name = I->second;
221 std::error_code EC = llvm::sys::fs::remove(Name);
222 (void)EC;
223 assert(!EC);
224 }
225 }
226
createFile(llvm::StringRef Name,llvm::StringRef Content)227 FileID createFile(llvm::StringRef Name, llvm::StringRef Content) {
228 SmallString<1024> Path;
229 int FD;
230 std::error_code EC = llvm::sys::fs::createTemporaryFile(Name, "", FD, Path);
231 assert(!EC);
232 (void)EC;
233
234 llvm::raw_fd_ostream OutStream(FD, true);
235 OutStream << Content;
236 OutStream.close();
237 const FileEntry *File = Context.Files.getFile(Path);
238 assert(File != nullptr);
239
240 StringRef Found = TemporaryFiles.GetOrCreateValue(Name, Path.str()).second;
241 assert(Found == Path);
242 (void)Found;
243 return Context.Sources.createFileID(File, SourceLocation(), SrcMgr::C_User);
244 }
245
getFileContentFromDisk(llvm::StringRef Name)246 std::string getFileContentFromDisk(llvm::StringRef Name) {
247 std::string Path = TemporaryFiles.lookup(Name);
248 assert(!Path.empty());
249 // We need to read directly from the FileManager without relaying through
250 // a FileEntry, as otherwise we'd read through an already opened file
251 // descriptor, which might not see the changes made.
252 // FIXME: Figure out whether there is a way to get the SourceManger to
253 // reopen the file.
254 std::unique_ptr<const llvm::MemoryBuffer> FileBuffer(
255 Context.Files.getBufferForFile(Path, nullptr));
256 return FileBuffer->getBuffer();
257 }
258
259 llvm::StringMap<std::string> TemporaryFiles;
260 RewriterTestContext Context;
261 };
262
TEST_F(FlushRewrittenFilesTest,StoresChangesOnDisk)263 TEST_F(FlushRewrittenFilesTest, StoresChangesOnDisk) {
264 FileID ID = createFile("input.cpp", "line1\nline2\nline3\nline4");
265 Replacements Replaces;
266 Replaces.insert(Replacement(Context.Sources, Context.getLocation(ID, 2, 1),
267 5, "replaced"));
268 EXPECT_TRUE(applyAllReplacements(Replaces, Context.Rewrite));
269 EXPECT_FALSE(Context.Rewrite.overwriteChangedFiles());
270 EXPECT_EQ("line1\nreplaced\nline3\nline4",
271 getFileContentFromDisk("input.cpp"));
272 }
273
274 namespace {
275 template <typename T>
276 class TestVisitor : public clang::RecursiveASTVisitor<T> {
277 public:
runOver(StringRef Code)278 bool runOver(StringRef Code) {
279 return runToolOnCode(new TestAction(this), Code);
280 }
281
282 protected:
283 clang::SourceManager *SM;
284
285 private:
286 class FindConsumer : public clang::ASTConsumer {
287 public:
FindConsumer(TestVisitor * Visitor)288 FindConsumer(TestVisitor *Visitor) : Visitor(Visitor) {}
289
HandleTranslationUnit(clang::ASTContext & Context)290 virtual void HandleTranslationUnit(clang::ASTContext &Context) {
291 Visitor->TraverseDecl(Context.getTranslationUnitDecl());
292 }
293
294 private:
295 TestVisitor *Visitor;
296 };
297
298 class TestAction : public clang::ASTFrontendAction {
299 public:
TestAction(TestVisitor * Visitor)300 TestAction(TestVisitor *Visitor) : Visitor(Visitor) {}
301
CreateASTConsumer(clang::CompilerInstance & compiler,llvm::StringRef dummy)302 virtual clang::ASTConsumer* CreateASTConsumer(
303 clang::CompilerInstance& compiler, llvm::StringRef dummy) {
304 Visitor->SM = &compiler.getSourceManager();
305 /// TestConsumer will be deleted by the framework calling us.
306 return new FindConsumer(Visitor);
307 }
308
309 private:
310 TestVisitor *Visitor;
311 };
312 };
313 } // end namespace
314
expectReplacementAt(const Replacement & Replace,StringRef File,unsigned Offset,unsigned Length)315 void expectReplacementAt(const Replacement &Replace,
316 StringRef File, unsigned Offset, unsigned Length) {
317 ASSERT_TRUE(Replace.isApplicable());
318 EXPECT_EQ(File, Replace.getFilePath());
319 EXPECT_EQ(Offset, Replace.getOffset());
320 EXPECT_EQ(Length, Replace.getLength());
321 }
322
323 class ClassDeclXVisitor : public TestVisitor<ClassDeclXVisitor> {
324 public:
VisitCXXRecordDecl(CXXRecordDecl * Record)325 bool VisitCXXRecordDecl(CXXRecordDecl *Record) {
326 if (Record->getName() == "X") {
327 Replace = Replacement(*SM, Record, "");
328 }
329 return true;
330 }
331 Replacement Replace;
332 };
333
TEST(Replacement,CanBeConstructedFromNode)334 TEST(Replacement, CanBeConstructedFromNode) {
335 ClassDeclXVisitor ClassDeclX;
336 EXPECT_TRUE(ClassDeclX.runOver(" class X;"));
337 expectReplacementAt(ClassDeclX.Replace, "input.cc", 5, 7);
338 }
339
TEST(Replacement,ReplacesAtSpellingLocation)340 TEST(Replacement, ReplacesAtSpellingLocation) {
341 ClassDeclXVisitor ClassDeclX;
342 EXPECT_TRUE(ClassDeclX.runOver("#define A(Y) Y\nA(class X);"));
343 expectReplacementAt(ClassDeclX.Replace, "input.cc", 17, 7);
344 }
345
346 class CallToFVisitor : public TestVisitor<CallToFVisitor> {
347 public:
VisitCallExpr(CallExpr * Call)348 bool VisitCallExpr(CallExpr *Call) {
349 if (Call->getDirectCallee()->getName() == "F") {
350 Replace = Replacement(*SM, Call, "");
351 }
352 return true;
353 }
354 Replacement Replace;
355 };
356
TEST(Replacement,FunctionCall)357 TEST(Replacement, FunctionCall) {
358 CallToFVisitor CallToF;
359 EXPECT_TRUE(CallToF.runOver("void F(); void G() { F(); }"));
360 expectReplacementAt(CallToF.Replace, "input.cc", 21, 3);
361 }
362
TEST(Replacement,TemplatedFunctionCall)363 TEST(Replacement, TemplatedFunctionCall) {
364 CallToFVisitor CallToF;
365 EXPECT_TRUE(CallToF.runOver(
366 "template <typename T> void F(); void G() { F<int>(); }"));
367 expectReplacementAt(CallToF.Replace, "input.cc", 43, 8);
368 }
369
TEST(Range,overlaps)370 TEST(Range, overlaps) {
371 EXPECT_TRUE(Range(10, 10).overlapsWith(Range(0, 11)));
372 EXPECT_TRUE(Range(0, 11).overlapsWith(Range(10, 10)));
373 EXPECT_FALSE(Range(10, 10).overlapsWith(Range(0, 10)));
374 EXPECT_FALSE(Range(0, 10).overlapsWith(Range(10, 10)));
375 EXPECT_TRUE(Range(0, 10).overlapsWith(Range(2, 6)));
376 EXPECT_TRUE(Range(2, 6).overlapsWith(Range(0, 10)));
377 }
378
TEST(Range,contains)379 TEST(Range, contains) {
380 EXPECT_TRUE(Range(0, 10).contains(Range(0, 10)));
381 EXPECT_TRUE(Range(0, 10).contains(Range(2, 6)));
382 EXPECT_FALSE(Range(2, 6).contains(Range(0, 10)));
383 EXPECT_FALSE(Range(0, 10).contains(Range(0, 11)));
384 }
385
TEST(DeduplicateTest,removesDuplicates)386 TEST(DeduplicateTest, removesDuplicates) {
387 std::vector<Replacement> Input;
388 Input.push_back(Replacement("fileA", 50, 0, " foo "));
389 Input.push_back(Replacement("fileA", 10, 3, " bar "));
390 Input.push_back(Replacement("fileA", 10, 2, " bar ")); // Length differs
391 Input.push_back(Replacement("fileA", 9, 3, " bar ")); // Offset differs
392 Input.push_back(Replacement("fileA", 50, 0, " foo ")); // Duplicate
393 Input.push_back(Replacement("fileA", 51, 3, " bar "));
394 Input.push_back(Replacement("fileB", 51, 3, " bar ")); // Filename differs!
395 Input.push_back(Replacement("fileA", 51, 3, " moo ")); // Replacement text
396 // differs!
397
398 std::vector<Replacement> Expected;
399 Expected.push_back(Replacement("fileA", 9, 3, " bar "));
400 Expected.push_back(Replacement("fileA", 10, 2, " bar "));
401 Expected.push_back(Replacement("fileA", 10, 3, " bar "));
402 Expected.push_back(Replacement("fileA", 50, 0, " foo "));
403 Expected.push_back(Replacement("fileA", 51, 3, " bar "));
404 Expected.push_back(Replacement("fileA", 51, 3, " moo "));
405 Expected.push_back(Replacement("fileB", 51, 3, " bar "));
406
407 std::vector<Range> Conflicts; // Ignored for this test
408 deduplicate(Input, Conflicts);
409
410 ASSERT_TRUE(Expected == Input);
411 }
412
TEST(DeduplicateTest,detectsConflicts)413 TEST(DeduplicateTest, detectsConflicts) {
414 {
415 std::vector<Replacement> Input;
416 Input.push_back(Replacement("fileA", 0, 5, " foo "));
417 Input.push_back(Replacement("fileA", 0, 5, " foo ")); // Duplicate not a
418 // conflict.
419 Input.push_back(Replacement("fileA", 2, 6, " bar "));
420 Input.push_back(Replacement("fileA", 7, 3, " moo "));
421
422 std::vector<Range> Conflicts;
423 deduplicate(Input, Conflicts);
424
425 // One duplicate is removed and the remaining three items form one
426 // conflicted range.
427 ASSERT_EQ(3u, Input.size());
428 ASSERT_EQ(1u, Conflicts.size());
429 ASSERT_EQ(0u, Conflicts.front().getOffset());
430 ASSERT_EQ(3u, Conflicts.front().getLength());
431 }
432 {
433 std::vector<Replacement> Input;
434
435 // Expected sorted order is shown. It is the sorted order to which the
436 // returned conflict info refers to.
437 Input.push_back(Replacement("fileA", 0, 5, " foo ")); // 0
438 Input.push_back(Replacement("fileA", 5, 5, " bar ")); // 1
439 Input.push_back(Replacement("fileA", 6, 0, " bar ")); // 3
440 Input.push_back(Replacement("fileA", 5, 5, " moo ")); // 2
441 Input.push_back(Replacement("fileA", 7, 2, " bar ")); // 4
442 Input.push_back(Replacement("fileA", 15, 5, " golf ")); // 5
443 Input.push_back(Replacement("fileA", 16, 5, " bag ")); // 6
444 Input.push_back(Replacement("fileA", 10, 3, " club ")); // 7
445
446 // #3 is special in that it is completely contained by another conflicting
447 // Replacement. #4 ensures #3 hasn't messed up the conflicting range size.
448
449 std::vector<Range> Conflicts;
450 deduplicate(Input, Conflicts);
451
452 // No duplicates
453 ASSERT_EQ(8u, Input.size());
454 ASSERT_EQ(2u, Conflicts.size());
455 ASSERT_EQ(1u, Conflicts[0].getOffset());
456 ASSERT_EQ(4u, Conflicts[0].getLength());
457 ASSERT_EQ(6u, Conflicts[1].getOffset());
458 ASSERT_EQ(2u, Conflicts[1].getLength());
459 }
460 }
461
462 } // end namespace tooling
463 } // end namespace clang
464