def test_interval_deserializing(self):
"""Correct deserialization."""
data = {'every': 7, 'period': 'days'}
i = Interval.from_dict(data)
self.assertEqual(i.period, 'days')
self.assertEqual(i.every, 7)
def test_interval_deserializing_no_data(self):
"""No data when deserializing."""
i = Interval.from_dict(None)
self.assertIsNone(i)