@Test
public void asMap() {

  assertThat(ApiIssuerConfigs.builder().build().asMap()).isEmpty();
  ApiIssuerConfigs configs = ApiIssuerConfigs.builder()
      .addIssuer(new IssuerConfig("issuerName", "issuer", "jwks"))
      .build();
  assertThat(configs.asMap()).containsExactly(
      "issuerName", new IssuerConfig("issuerName", "issuer", "jwks"));
}