Calls travel_to with Time.now. Forwards optional with_usec argument. Time.current # => Sun, 09 Jul 2017 15:34:49 EST -05:00 freeze_time sleep(1) Time.current # => Sun, 09 Jul 2017 15:34:49 EST -05:00 This method also accepts a block, which will return the current time back to its original state at the end of the block: Time.current # => Sun, 09 Jul 2017 15:34:49 EST -05:00 freeze_time do sleep(1)