Stiphle\Storage\RedisTest::testLockThrowsLockWaitTimeoutException PHP Метод

    public function testLockThrowsLockWaitTimeoutException()
    {
        $redisClient = $this->getMockBuilder(\Predis\Client::class)->setMethods(['set'])->getMock();
        $redisClient->expects($this->at(0))->method('set')->with('dave::LOCK', 'LOCKED', 'PX', 3600, 'NX')->will($this->returnValue(1));
        $redisClient->expects($this->any())->method('set')->with('dave::LOCK', 'LOCKED', 'PX', 3600, 'NX')->will($this->returnValue(null));
        $this->expectException(\Stiphle\Storage\LockWaitTimeoutException::class);
        $storage = new Redis($redisClient);
        $storage->lock('dave');
        $storage->lock('dave');
    }