[ticket/16741] Test fixes

PHPBB3-16741

tests/mock/config_php_file.php

@@ -0,0 +1,27 @@
+<?php
+/**
+ *
+ * This file is part of the phpBB Forum Software package.
+ *
+ * @copyright (c) phpBB Limited <https://www.phpbb.com>
+ * @license GNU General Public License, version 2 (GPL-2.0)
+ *
+ * For full copyright and license information, please see
+ * the docs/CREDITS.txt file.
+ *
+ */
+
+class phpbb_mock_config_php_file extends \phpbb\config_php_file {
+	public function __construct()
+	{
+	}
+
+	protected function load_config_file()
+	{
+		if (!$this->config_loaded)
+		{
+			$this->config_data = phpbb_test_case_helpers::get_test_config();
+			$this->config_loaded = true;
+		}
+	}
+}