https://github.com/DeinAlptraum created
https://github.com/llvm/llvm-project/pull/135773
Add tests for clang_File_isEqual (on-disk and in-memory)
>From 62dcfb1cb9bd0918bd471fddc1ffd849c2d604ac Mon Sep 17 00:00:00 2001
From: Jannick Kremer <jannick.kre...@mailbox.org>
Date: Tue, 15 Apr 2025 19:17:43 +0900
Subject: [PATCH] [libclang/C++] Fix clang_File_isEqual for in-memory files
Add tests for clang_File_isEqual (on-disk and in-memory)
---
clang/unittests/libclang/LibclangTest.cpp | 49 +++++++++++++++++++++++
1 file changed, 49 insertions(+)
diff --git a/clang/unittests/libclang/LibclangTest.cpp
b/clang/unittests/libclang/LibclangTest.cpp
index 6de4d02bf74f4..b2a87d240e56e 100644
--- a/clang/unittests/libclang/LibclangTest.cpp
+++ b/clang/unittests/libclang/LibclangTest.cpp
@@ -1410,3 +1410,52 @@ TEST_F(LibclangRewriteTest, RewriteRemove) {
ASSERT_EQ(clang_CXRewriter_overwriteChangedFiles(Rew), 0);
EXPECT_EQ(getFileContent(Filename), "int () { return 0; }");
}
+
+TEST_F(LibclangParseTest, FileEqual) {
+ std::string AInc = "a.inc", BInc = "b.inc", Main = "main.cpp";
+ WriteFile(Main, "int a[] = {\n"
+ " #include \"a.inc\"\n"
+ "};\n"
+ "int b[] = {\n"
+ " #include \"b.inc\"\n"
+ "};");
+ WriteFile(AInc, "1,2,3");
+ WriteFile(BInc, "1,2,3");
+
+ ClangTU = clang_parseTranslationUnit(Index, Main.c_str(), nullptr, 0,
nullptr,
+ 0, TUFlags);
+
+ CXFile AFile = clang_getFile(ClangTU, AInc.c_str()),
+ AFile2 = clang_getFile(ClangTU, AInc.c_str()),
+ BFile = clang_getFile(ClangTU, BInc.c_str()),
+ MainFile = clang_getFile(ClangTU, Main.c_str());
+
+ ASSERT_FALSE(clang_File_isEqual(MainFile, AFile));
+ ASSERT_FALSE(clang_File_isEqual(AFile, BFile));
+ ASSERT_TRUE(clang_File_isEqual(AFile, AFile2));
+}
+
+TEST_F(LibclangParseTest, FileEqualInMemory) {
+ std::string AInc = "a.inc", BInc = "b.inc", Main = "main.cpp";
+ MapUnsavedFile(Main, "int a[] = {\n"
+ " #include \"a.inc\"\n"
+ "};\n"
+ "int b[] = {\n"
+ " #include \"b.inc\"\n"
+ "};");
+ MapUnsavedFile(AInc, "1,2,3");
+ MapUnsavedFile(BInc, "1,2,3");
+
+ ClangTU = clang_parseTranslationUnit(Index, UnsavedFiles[0].Filename,
nullptr,
+ 0, &UnsavedFiles.front(),
+ UnsavedFiles.size(), TUFlags);
+
+ CXFile AFile = clang_getFile(ClangTU, UnsavedFiles[1].Filename),
+ AFile2 = clang_getFile(ClangTU, UnsavedFiles[1].Filename),
+ BFile = clang_getFile(ClangTU, UnsavedFiles[2].Filename),
+ MainFile = clang_getFile(ClangTU, UnsavedFiles[0].Filename);
+
+ ASSERT_FALSE(clang_File_isEqual(MainFile, AFile));
+ ASSERT_FALSE(clang_File_isEqual(AFile, BFile));
+ ASSERT_TRUE(clang_File_isEqual(AFile, AFile2));
+}
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