public void RejectedListResourceOwners() { Option <ResourceOwner[]> .Error response = null !; "When listing resource owners".x( async() => { response = await ManagerClient.GetAllResourceOwners(GrantedToken.AccessToken) .ConfigureAwait(false) as Option <ResourceOwner[]> .Error; }); "Then response has error.".x( () => { Assert.Equal(HttpStatusCode.Forbidden, response.Details.Status); }); }