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Call fsync in safeWriteToFile()

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This commit is contained in:
sfan5
2025-11-20 13:49:58 +01:00
parent 06faa3f6ac
commit 5e91322fad
2 changed files with 78 additions and 29 deletions
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30
src/unittest/test_filesys.cpp
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@@ -304,13 +304,29 @@ void TestFileSys::testAbsolutePath()
void TestFileSys::testSafeWriteToFile()
{
const std::string dest_path = getTestTempFile();
const std::string test_data("hello\0world", 11);
fs::safeWriteToFile(dest_path, test_data);
UASSERT(fs::PathExists(dest_path));
std::string contents_actual;
UASSERT(fs::ReadFile(dest_path, contents_actual));
UASSERTEQ(auto, contents_actual, test_data);
{
const std::string test_data("hello\0world", 11);
const std::string dest_path = getTestTempFile();
fs::safeWriteToFile(dest_path, test_data);
UASSERT(fs::PathExists(dest_path));
std::string contents_actual;
UASSERT(fs::ReadFile(dest_path, contents_actual));
UASSERTEQ(auto, contents_actual, test_data);
}
// Writing directly to /tmp could trigger an edge case
// also try with a bigger amount of data
{
std::string test_data;
test_data.append(499 * 1024, '\v');
const std::string filename = itos(rand()) + itos(rand());
const std::string dest_path = fs::TempPath() + DIR_DELIM + filename;
bool ok = fs::safeWriteToFile(dest_path, test_data);
ok &= fs::IsFile(dest_path);
fs::DeleteSingleFileOrEmptyDirectory(dest_path);
UASSERT(ok);
}
}
void TestFileSys::testCopyFileContents()