Tom-Newton commented on code in PR #44897:
URL: https://github.com/apache/arrow/pull/44897#discussion_r1869653872
##########
cpp/src/arrow/filesystem/test_util.cc:
##########
@@ -578,6 +578,67 @@ void GenericFileSystemTest::TestCopyFile(FileSystem* fs) {
AssertAllFiles(fs, {"AB/abc", "EF/ghi", "def"});
}
+void GenericFileSystemTest::TestCopyFiles(FileSystem* fs) {
+#if defined(ADDRESS_SANITIZER) || defined(ARROW_VALGRIND)
+ if (have_false_positive_memory_leak_with_async_close()) {
+ GTEST_SKIP() << "Filesystem have false positive memory leak with
generator";
+ }
+#endif
+ auto originalThreads = io::GetIOThreadPoolCapacity();
+ // Needs to be smaller than the number of files we test with to catch
GH-15233
+ ASSERT_OK(io::SetIOThreadPoolCapacity(2));
+ // Ensure the thread pool capacity is set back to the original value after
the test
+ auto resetThreadPool = [originalThreads](void*) {
+ ASSERT_OK(io::SetIOThreadPoolCapacity(originalThreads));
+ };
+ std::unique_ptr<void, decltype(resetThreadPool)>
resetThreadPoolGuard(nullptr,
+
resetThreadPool);
+
+ auto mock_fs = std::make_shared<arrow::fs::internal::MockFileSystem>(
+ std::chrono::system_clock::now());
+ std::shared_ptr<FileSystem> shared_ptr_fs(fs, [](FileSystem*) {});
Review Comment:
Yeah, that's just because I don't know what I'm doing with C++ :sweat_smile:
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