def test_create_thresholds(self):
roc_check = self._mommy_make_rate_of_change_check()
threshold = RateOfChangeThreshold(rate_of_change_check=roc_check,
delta_t="10min",
allowed_diff=25.0)
threshold.save()
self.assertEqual(RateOfChangeThreshold.objects.count(), 1)
def test_raises_data_error_if_invalid_delta_t(self):
roc_check = self._mommy_make_rate_of_change_check()
threshold = RateOfChangeThreshold(rate_of_change_check=roc_check,
delta_t="garbag",
allowed_diff=25.0)
msg = '"garbag" is not a valid delta_t'
with self.assertRaisesRegex(DataError, msg):
threshold.save()
def test_delta_t_with_days(self):
self.assertTrue(RateOfChangeThreshold.is_delta_t_valid("3D"))
def test_delta_t_with_hours(self):
self.assertTrue(RateOfChangeThreshold.is_delta_t_valid("2H"))
def test_delta_t_with_minutes(self):
self.assertTrue(RateOfChangeThreshold.is_delta_t_valid("1min"))
def test_delta_t_with_invalid_unit_of_measurement_is_invalid(self):
self.assertFalse(RateOfChangeThreshold.is_delta_t_valid("2garbg"))
def test_zero_delta_t_is_invalid(self):
self.assertFalse(RateOfChangeThreshold.is_delta_t_valid("0min"))
def test_garbage_delta_t_is_invalid(self):
self.assertFalse(RateOfChangeThreshold.is_delta_t_valid("garbge"))