--- /dev/null
+--TEST--
+phpunit --test-suffix .test.php ../_files/
+--FILE--
+<?php
+$_SERVER['argv'][1] = '--no-configuration';
+$_SERVER['argv'][2] = '--test-suffix';
+$_SERVER['argv'][3] = '.test.php';
+$_SERVER['argv'][4] = dirname(__FILE__) . '/../_files/';
+
+require __DIR__ . '/../bootstrap.php';
+PHPUnit_TextUI_Command::main();
+?>
+--EXPECTF--
+PHPUnit %s by Sebastian Bergmann and contributors.
+
+...
+
+Time: %s, Memory: %s
+
+OK (3 tests, 3 assertions)