String text = "Test123 ABC-456";
        String field = "content";
        String lang = "en";

        List<AnalyzeToken> tokens = analyzer.analyzeAndReading(text, field, lang);

        assertNotNull(tokens);
        assertEquals(2, tokens.size()); // "Test123" and "ABC-456" (hyphen is not a split char in our tokenizer)

        assertEquals("This is new text with NUMBER numbers", new String(resultData.getData()));

        // Test getData with transformation
        TestAccessResultData<String> accessData = new TestAccessResultData<>("old value 456".getBytes());
        Object transformedData = transformer.getData(accessData);
        assertEquals("new value NUMBER", transformedData);
    }

    /**
     * Test exception handling in transform
     */