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patch+LibDiff: Add support for applying patches with preprocessor macro

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This commit is contained in:
Shannon Booth 2024-03-02 23:21:51 +13:00 • committed by Andreas Kling
parent ee643b6417
commit 4bce61e508
4 changed files with 101 additions and 7 deletions
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37
Tests/Utilities/TestPatch.cpp
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@ -276,3 +276,40 @@ TEST_CASE(patch_with_timestamp_separated_by_tab)
run_patch(ExpectSuccess::Yes, {}, patch, "patching file 1\n"sv);
EXPECT_FILE_EQ(ByteString::formatted("{}/1", s_test_dir), "a\n"sv);
}
TEST_CASE(patch_defines_add_remove)
{
PatchSetup setup;
StringView patch = R"(
--- file.cpp
+++ file.cpp
@@ -1,4 +1,4 @@
int main()
{
- return 0;
+ return 1;
}
)"sv;
auto file = R"(int main()
{
return 0;
}
)"sv;
auto input = MUST(Core::File::open(ByteString::formatted("{}/file.cpp", s_test_dir), Core::File::OpenMode::Write));
MUST(input->write_until_depleted(file.bytes()));
run_patch(ExpectSuccess::Yes, { "--ifdef", "TEST_PATCH" }, patch);
EXPECT_FILE_EQ(ByteString::formatted("{}/file.cpp", s_test_dir), R"(int main()
{
#ifndef TEST_PATCH
return 0;
#else
return 1;
#endif
}
)");
}