// Create iterator with custom adapt implementation
        final boolean[] adaptCalled = { false };
        DirFileEntryAdapterIterator iterator = new DirFileEntryAdapterIterator(mockParent, mockDelegate, null) {
            @Override
            protected SmbResource adapt(FileEntry e) {
                adaptCalled[0] = true;
                assertEquals(mockFileEntry1, e, "Should adapt the correct entry");