diff options
Diffstat (limited to 'Lib/test/datetimetester.py')
| -rw-r--r-- | Lib/test/datetimetester.py | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/Lib/test/datetimetester.py b/Lib/test/datetimetester.py index f516434bd6..58873af7f6 100644 --- a/Lib/test/datetimetester.py +++ b/Lib/test/datetimetester.py @@ -668,6 +668,8 @@ class TestTimeDelta(HarmlessMixedComparison, unittest.TestCase): eq(td(milliseconds=-0.6/1000), td(microseconds=-1)) eq(td(seconds=0.5/10**6), td(microseconds=1)) eq(td(seconds=-0.5/10**6), td(microseconds=-1)) + eq(td(seconds=1/2**7), td(microseconds=7813)) + eq(td(seconds=-1/2**7), td(microseconds=-7813)) # Rounding due to contributions from more than one field. us_per_hour = 3600e6 @@ -1842,8 +1844,8 @@ class TestDateTime(TestDate): 18000 + 3600 + 2*60 + 3 + 4*1e-6) def test_microsecond_rounding(self): - for fts in [self.theclass.fromtimestamp, - self.theclass.utcfromtimestamp]: + for fts in (datetime.fromtimestamp, + self.theclass.utcfromtimestamp): zero = fts(0) self.assertEqual(zero.second, 0) self.assertEqual(zero.microsecond, 0) @@ -1874,6 +1876,12 @@ class TestDateTime(TestDate): t = fts(0.9999999) self.assertEqual(t.second, 1) self.assertEqual(t.microsecond, 0) + t = fts(1/2**7) + self.assertEqual(t.second, 0) + self.assertEqual(t.microsecond, 7813) + t = fts(-1/2**7) + self.assertEqual(t.second, 59) + self.assertEqual(t.microsecond, 992187) def test_insane_fromtimestamp(self): # It's possible that some platform maps time_t to double, |