def test_duration_finite(self):
"""Tests the duration with endpoints and finite time."""
t = TimePeriod(start=datetime.datetime(2000, 1, 1),
end=datetime.datetime(2000, 1, 2))
self.assertEqual(datetime.timedelta(days=1), t.duration())
def test_duration_finite(self):
"""Tests the duration with endpoints and finite time."""
t = TimePeriod(start=datetime.datetime(2000, 1, 1),
end=datetime.datetime(2000, 1, 2))
self.assertEqual(datetime.timedelta(days=1), t.duration())
def test_duration_infinite(self):
"""Tests the duration with infinite value (no endpoint)."""
t = TimePeriod(start=datetime.datetime(2000, 1, 1))
self.assertIsNone(t.duration())
t = TimePeriod(end=datetime.datetime(2000, 1, 1))
self.assertIsNone(t.duration())
def test_duration_infinite(self):
"""Tests the duration with infinite value (no endpoint)."""
t = TimePeriod(start=datetime.datetime(2000, 1, 1))
self.assertIsNone(t.duration())
t = TimePeriod(end=datetime.datetime(2000, 1, 1))
self.assertIsNone(t.duration())
