bandwidthThrottle\tokenBucket\storage\PHPRedisStorage::setMicrotime PHP Method

    public function setMicrotime($microtime)
    {
        try {
            $data = DoublePacker::pack($microtime);
            if (!$this->redis->set($this->key, $data)) {
                throw new StorageException("Failed to store microtime");
            }
        } catch (RedisException $e) {
            throw new StorageException("Failed to store microtime", 0, $e);
        }
    }

 /**
  * Tests setMicrotime() fails.
  *
  * @test
  * @expectedException bandwidthThrottle\tokenBucket\storage\StorageException
  */
 public function testSetMicrotimeFails()
 {
     $redis = $this->getMock(Redis::class);
     $redis->expects($this->once())->method("set")->willReturn(false);
     $storage = new PHPRedisStorage("test", $redis);
     $storage->setMicrotime(1);
 }