def test_chrono_system_clock(): # Get the time from both c++ and datetime date1 = m.test_chrono1() date2 = datetime.datetime.today() # The returned value should be a datetime assert isinstance(date1, datetime.datetime) # The numbers should vary by a very small amount (time it took to execute) diff = abs(date1 - date2) # There should never be a days difference assert diff.days == 0 # Since datetime.datetime.today() calls time.time(), and on some platforms # that has 1 second accuracy, we should always be less than 2 seconds. assert diff.seconds < 2
def test_chrono_system_clock(): # Get the time from both c++ and datetime date1 = m.test_chrono1() date2 = datetime.datetime.today() # The returned value should be a datetime assert isinstance(date1, datetime.datetime) # The numbers should vary by a very small amount (time it took to execute) diff = abs(date1 - date2) # There should never be a days/seconds difference assert diff.days == 0 assert diff.seconds == 0 # We test that no more than about 0.5 seconds passes here # This makes sure that the dates created are very close to the same # but if the testing system is incredibly overloaded this should still pass assert diff.microseconds < 500000