@Test public void convertsResponses_failure() throws JSONException { Response response = new Response(); response.setStatus(ErrorCodes.NO_SUCH_ELEMENT); response.setValue(ImmutableMap.of("color", "red")); HttpResponse converted = codec.encode(response); assertThat(converted.getStatus(), is(HTTP_INTERNAL_ERROR)); assertThat(converted.getHeader(CONTENT_TYPE), is(JSON_UTF_8.toString())); Response rebuilt = new JsonToBeanConverter() .convert(Response.class, new String(converted.getContent(), UTF_8)); assertEquals(response.getStatus(), rebuilt.getStatus()); assertEquals(response.getState(), rebuilt.getState()); assertEquals(response.getSessionId(), rebuilt.getSessionId()); assertEquals(response.getValue(), rebuilt.getValue()); }