diff options
Diffstat (limited to 'Lib/test')
| -rw-r--r-- | Lib/test/test_datetime.py | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/Lib/test/test_datetime.py b/Lib/test/test_datetime.py index 2a6aca2..ab7bd71 100644 --- a/Lib/test/test_datetime.py +++ b/Lib/test/test_datetime.py @@ -3151,6 +3151,48 @@ class TestTimezoneConversions(unittest.TestCase): fstart += HOUR +############################################################################# +# oddballs + +class Oddballs(unittest.TestCase): + + def test_bug_1028306(self): + # Trying to compare a date to a datetime should act like a mixed- + # type comparison, despite that datetime is a subclass of date. + as_date = date.today() + as_datetime = datetime.combine(as_date, time()) + self.assert_(as_date != as_datetime) + self.assert_(as_datetime != as_date) + self.assert_(not as_date == as_datetime) + self.assert_(not as_datetime == as_date) + self.assertRaises(TypeError, lambda: as_date < as_datetime) + self.assertRaises(TypeError, lambda: as_datetime < as_date) + self.assertRaises(TypeError, lambda: as_date <= as_datetime) + self.assertRaises(TypeError, lambda: as_datetime <= as_date) + self.assertRaises(TypeError, lambda: as_date > as_datetime) + self.assertRaises(TypeError, lambda: as_datetime > as_date) + self.assertRaises(TypeError, lambda: as_date >= as_datetime) + self.assertRaises(TypeError, lambda: as_datetime >= as_date) + + # Neverthelss, comparison should work with the base-class (date) + # projection if use of a date method is forced. + self.assert_(as_date.__eq__(as_datetime)) + different_day = (as_date.day + 1) % 20 + 1 + self.assert_(not as_date.__eq__(as_datetime.replace(day= + different_day))) + + # And date should compare with other subclasses of date. If a + # subclass wants to stop this, it's up to the subclass to do so. + date_sc = SubclassDate(as_date.year, as_date.month, as_date.day) + self.assertEqual(as_date, date_sc) + self.assertEqual(date_sc, as_date) + + # Ditto for datetimes. + datetime_sc = SubclassDatetime(as_datetime.year, as_datetime.month, + as_date.day, 0, 0, 0) + self.assertEqual(as_datetime, datetime_sc) + self.assertEqual(datetime_sc, as_datetime) + def test_suite(): allsuites = [unittest.makeSuite(klass, 'test') for klass in (TestModule, @@ -3163,6 +3205,7 @@ def test_suite(): TestTimeTZ, TestDateTimeTZ, TestTimezoneConversions, + Oddballs, ) ] return unittest.TestSuite(allsuites) |