public function testRmDirPrompt()
 {
     $path = '/tmp/mypfwtestdir/recursive';
     $del_path = '/tmp/mypfwtestdir';
     // test recursive delete
     if (self::TEST_PROMPT) {
         mkdir($path, 0755, true);
         $this->assertTrue(file_exists($path));
         Pfw_Script_FileSystem::rmdir($del_path, true, array('prompt' => true));
         $this->assertTrue(!file_exists($del_path));
     }
 }