@Test
public void equals() {

  ApiIssuerAudienceConfig config1 = ApiIssuerAudienceConfig.builder()
      .addIssuerAudiences("issuer", "aud1", "aud2")
      .build();
  ApiIssuerAudienceConfig config2 = ApiIssuerAudienceConfig.builder()
      .addIssuerAudiences("issuer", "aud1", "aud2")
      .build();
  assertThat(config1).isEqualTo(config2);
  assertThat(config1).isNotEqualTo(ApiIssuerAudienceConfig.UNSPECIFIED);
}