now() public method

public now ( )
 /**
  * @test
  */
 public function now_returns_time_since_epoch_in_ms()
 {
     $loop = Factory::create();
     $scheduler = new EventLoopScheduler($loop);
     $this->assertTrue(abs(time() * 1000 - $scheduler->now()) < 1000, "time difference is less than or equal to 1");
 }