    @Test
    public void testUtf8String() {

        assertThat(TypeDecoder.decodeUtf8String(
                "000000000000000000000000000000000000000000000000000000000000000d"  // length
                        + "48656c6c6f2c20776f726c642100000000000000000000000000000000000000", 0),
                CoreMatchers.is(new Utf8String("Hello, world!")));
    }