xref: /llvm-project/clang-tools-extra/unittests/clang-apply-replacements/ApplyReplacementsTest.cpp (revision 3b677b81cec7b3c5132aee8fccc30252d87deb69)
1 //===- clang-apply-replacements/ApplyReplacementsTest.cpp
2 //----------------------===//
3 //
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "clang-apply-replacements/Tooling/ApplyReplacements.h"
11 #include "clang/Format/Format.h"
12 #include "gtest/gtest.h"
13 
14 using namespace clang::replace;
15 using namespace llvm;
16 
17 namespace clang {
18 namespace tooling {
19 
20 static TUDiagnostics
makeTUDiagnostics(const std::string & MainSourceFile,StringRef DiagnosticName,const DiagnosticMessage & Message,const StringMap<Replacements> & Replacements,StringRef BuildDirectory)21 makeTUDiagnostics(const std::string &MainSourceFile, StringRef DiagnosticName,
22                   const DiagnosticMessage &Message,
23                   const StringMap<Replacements> &Replacements,
24                   StringRef BuildDirectory) {
25   TUDiagnostics TUs;
26   TUs.push_back(
27       {MainSourceFile,
28        {{DiagnosticName, Message, {}, Diagnostic::Warning, BuildDirectory}}});
29   return TUs;
30 }
31 
32 // Test to ensure diagnostics with no fixes, will be merged correctly
33 // before applying.
TEST(ApplyReplacementsTest,mergeDiagnosticsWithNoFixes)34 TEST(ApplyReplacementsTest, mergeDiagnosticsWithNoFixes) {
35   IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts(new DiagnosticOptions());
36   DiagnosticsEngine Diagnostics(
37       IntrusiveRefCntPtr<DiagnosticIDs>(new DiagnosticIDs()), DiagOpts.get());
38   FileManager Files((FileSystemOptions()));
39   SourceManager SM(Diagnostics, Files);
40   TUReplacements TURs;
41   TUDiagnostics TUs =
42       makeTUDiagnostics("path/to/source.cpp", "diagnostic", {}, {}, "path/to");
43   FileToChangesMap ReplacementsMap;
44 
45   EXPECT_TRUE(mergeAndDeduplicate(TURs, TUs, ReplacementsMap, SM));
46   EXPECT_TRUE(ReplacementsMap.empty());
47 }
48 
49 } // end namespace tooling
50 } // end namespace clang
51