@Override
    public void writeTo(ConsumerRecord<byte[], byte[]> consumerRecord, PrintStream output) {

    }
@Test
    public void testNoOpMessageFormatter() {
        ConsumerRecord<byte[], byte[]> record = new ConsumerRecord<>("topic", 0, 123, "key".getBytes(), "value".getBytes());
        try (MessageFormatter formatter = new NoOpMessageFormatter()) {
            formatter.configure(new HashMap<>());
            ByteArrayOutputStream out = new ByteArrayOutputStream();
            formatter.writeTo(record, new PrintStream(out));
            assertEquals("", out.toString());
        }
    }