public void verifyNever(RequestKey requestKey) {
    for (RequestKey recorderRequestKey : requests.keySet()) {
      if (recorderRequestKey.equalsExtended(requestKey)) {
        throw new VerificationAssertionError("Do not wanted: '%s' but was invoked!", requestKey);
      }
    }
  }
@deprecated use {@link #add(HttpMethod, String, feign.Response.Builder)} instead
mock/src/main/java/feign/mock/MockClient.java