static String createTestId(String prefix) {
    String convertedPrefix =
        CaseFormat.UPPER_CAMEL.converterTo(CaseFormat.LOWER_HYPHEN).convert(prefix);
    String formattedTimestamp =
        DateTimeFormatter.ofPattern("yyyyMMddHHmmssSSS")
            .withZone(ZoneId.of("UTC"))
            .format(Instant.now());
    return String.format("%s-%s", convertedPrefix, formattedTimestamp);
  }
@Test
  public void testCreateTopicName() {
    String name = "create-topic-name";
    assertThat(createTestId(name)).matches(name + "-\\d{17}");
  }