String field = "content";

        List<String> results = converter.convert(text, field, "en");

        assertNotNull(results);
    }

    @Test
    public void testMultipleConverterInstances() throws IOException {
        // Test that multiple converter instances work independently
        AnalyzerConverter converter1 = new AnalyzerConverter(client, settings);

        assertNotNull(readings);
        assertEquals(1, readings.size());
        assertEquals(text.toUpperCase(), readings.get(0));
    }

    @Test
    public void testMultipleConverterInstances() throws IOException {
        // Test that multiple converter instances work independently
        ReadingConverter converter1 = new TestReadingConverter();