Change structure.

tests/MageApplicationMockup.php

@@ -0,0 +1,27 @@
+<?php
+/*
+ * This file is part of the Magallanes package.
+ *
+ * (c) Andrés Montañez <andres@andresmontanez.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Mage\Tests;
+
+use Mage\Tests\Runtime\RuntimeMockup;
+use Mage\MageApplication;
+
+class MageApplicationMockup extends MageApplication
+{
+    /**
+     * Gets the Runtime instance to use
+     *
+     * @return RuntimeMockup
+     */
+    protected function instantiateRuntime()
+    {
+        return new RuntimeMockup();
+    }
+}