--- /dev/null
+<?php
+/*
+ * This file is part of the PHPUnit_MockObject package.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * @since Class available since Release 1.0.0
+ */
+class PHPUnit_Framework_MockObject_Stub_ReturnCallback implements PHPUnit_Framework_MockObject_Stub
+{
+ protected $callback;
+
+ public function __construct($callback)
+ {
+ $this->callback = $callback;
+ }
+
+ public function invoke(PHPUnit_Framework_MockObject_Invocation $invocation)
+ {
+ return call_user_func_array($this->callback, $invocation->parameters);
+ }
+
+ public function toString()
+ {
+ if (is_array($this->callback)) {
+ if (is_object($this->callback[0])) {
+ $class = get_class($this->callback[0]);
+ $type = '->';
+ } else {
+ $class = $this->callback[0];
+ $type = '::';
+ }
+
+ return sprintf(
+ 'return result of user defined callback %s%s%s() with the ' .
+ 'passed arguments',
+ $class,
+ $type,
+ $this->callback[1]
+ );
+ } else {
+ return 'return result of user defined callback ' . $this->callback .
+ ' with the passed arguments';
+ }
+ }
+}