--- /dev/null
+<?php
+/*
+ * This file is part of the Comparator 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.
+ */
+
+namespace SebastianBergmann\Comparator;
+
+/**
+ * Compares PHPUnit_Framework_MockObject_MockObject instances for equality.
+ */
+class MockObjectComparator extends ObjectComparator
+{
+ /**
+ * Returns whether the comparator can compare two values.
+ *
+ * @param mixed $expected The first value to compare
+ * @param mixed $actual The second value to compare
+ * @return bool
+ */
+ public function accepts($expected, $actual)
+ {
+ return $expected instanceof \PHPUnit_Framework_MockObject_MockObject && $actual instanceof \PHPUnit_Framework_MockObject_MockObject;
+ }
+
+ /**
+ * Converts an object to an array containing all of its private, protected
+ * and public properties.
+ *
+ * @param object $object
+ * @return array
+ */
+ protected function toArray($object)
+ {
+ $array = parent::toArray($object);
+
+ unset($array['__phpunit_invocationMocker']);
+
+ return $array;
+ }
+}
\ No newline at end of file