public void test_getData_differentDataTypes() {
        // String data
        TestAccessResultData<String> stringData = new TestAccessResultData<>("string value".getBytes());
        assertEquals("string value", testTransformer.getData(stringData));

        // Integer data
        TestAccessResultData<Integer> intData = new TestAccessResultData<>("123".getBytes());
        assertEquals("123", testTransformer.getData(intData));