@Override
  public void configure(final Map<String, ?> configs, final boolean isKey) {
    inner.configure(configs, isKey);
  }
@Test
  public void shouldConfigureInnerDeserializerOnConfigure() {
    // When:
    deserializer.configure(SOME_CONFIG, true);

    // Then:
    verify(innerDeserializer).configure(SOME_CONFIG, true);
  }