better-testing

PartialApplicationHelper.php
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			<?php

			/**
			* Helper class to wrap an object with a modified interface created by
			* a partial application of its existing methods.
			*
			* @category Services
			* @package Services_Twilio
			* @author Neuman Vong <neuman@twilio.com>
			* @license http://creativecommons.org/licenses/MIT/ MIT
			* @link http://pear.php.net/package/Services_Twilio
			*/
			class Services_Twilio_PartialApplicationHelper
			{
			private $callbacks;

			public function __construct()
			{
			$this->callbacks = array();
			}

			public function set($method, $callback, array $args)
			{
			if (!is_callable($callback)) {
			return FALSE;
			}
			$this->callbacks[$method] = array($callback, $args);
			}

			public function __call($method, $args)
			{
			if (!isset($this->callbacks[$method])) {
			throw new Exception("Method not found: $method");
			}
			list($callback, $cb_args) = $this->callbacks[$method];
			return call_user_func_array(
			$callback,
			array_merge($cb_args, $args)
			);
			}
			}