org\bovigo\vfs\vfsStreamExLockTestCase::flockSouldPass PHP Method

    public function flockSouldPass()
    {
        $fp = fopen(vfsStream::url('root/testfile'), 'w');
        flock($fp, LOCK_EX);
        fwrite($fp, "another string\n");
        flock($fp, LOCK_UN);
        fclose($fp);
        $this->assertEquals("another string\n", file_get_contents(vfsStream::url('root/testfile')));
    }