/// <summary>
        /// Add a new user to a database cluster
        /// </summary>
        public Task <DatabaseUser> AddUser(string databaseId, Models.Requests.DatabaseUser user)
        {
            var parameters = new List <Parameter> {
                new Parameter("id", databaseId, ParameterType.UrlSegment)
            };

            return(_connection.ExecuteRequest <DatabaseUser>("databases/{id}/users", parameters, user, "user", Method.POST));
        }
        public void CorrectRequestForAddUser()
        {
            var factory = Substitute.For <IConnection>();
            var client  = new DatabasesClient(factory);

            var user = new Models.Requests.DatabaseUser();

            client.AddUser("1", user);

            var parameters = Arg.Is <List <Parameter> >(list => (string)list[0].Value == "1");

            factory.Received().ExecuteRequest <DatabaseUser>("databases/{id}/users", parameters, user, "user", Method.POST);
        }