--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Catalogue;
+
+use Symfony\Component\Translation\Catalogue\DiffOperation;
+use Symfony\Component\Translation\MessageCatalogueInterface;
+
+/**
+ * @group legacy
+ */
+class DiffOperationTest extends TargetOperationTest
+{
+ protected function createOperation(MessageCatalogueInterface $source, MessageCatalogueInterface $target)
+ {
+ return new DiffOperation($source, $target);
+ }
+}