@Test public void timeToJson() throws IOException {
  GregorianCalendar calendar=new GregorianCalendar(1970,Calendar.JANUARY,1,0,0,0);
  calendar.setTimeZone(TimeZone.getTimeZone("UTC"));
  calendar.add(Calendar.MILLISECOND,14400000);
  java.util.Date date=calendar.getTime();
  JsonNode converted=parse(converter.fromConnectData(TOPIC,Time.SCHEMA,date));
  validateEnvelope(converted);
  assertEquals(parse("{ \"type\": \"int32\", \"optional\": false, \"name\": \"org.apache.kafka.connect.data.Time\", \"version\": 1 }"),converted.get(JsonSchema.ENVELOPE_SCHEMA_FIELD_NAME));
  JsonNode payload=converted.get(JsonSchema.ENVELOPE_PAYLOAD_FIELD_NAME);
  assertTrue(payload.isInt());
  assertEquals(14400000,payload.longValue());
}