def test_total_seconds(self):
d = Duration(days=365)
self.assertEqual(d.total_seconds(), 31536000.0)
for total_seconds in [123456.789012, -123456.789012, 0.123456, 0, 1e6]:
d = Duration(seconds=total_seconds)
self.assertEqual(d.total_seconds(), total_seconds)
# Issue8644: Test that d.total_seconds() has the same
# accuracy as d / Duration(seconds=1).
for ms in [-1, -2, -123]:
d = Duration(microseconds=ms)
self.assertEqual(d.total_seconds(), d / Duration(seconds=1))
def test_accuracy(self):
tiny = Duration.resolution
# Make sure we can make a Duration that uses Long:
m = Duration(2 ** 65, seconds=1234, microseconds=567890)
# The total_microseconds() can give as accuracy:
self.assertEqual(m.total_microseconds(), 3187597375937010519246034567890)
# Float can handle this many days:
self.assertEqual(m.days, int(m.total_days()))
# Float does not have the accuracy for the seconds in this case:
self.assertEqual(m.total_microseconds() - int(m.total_seconds() * 1000000), 1234567890)
self.assertEqual(m.total_microseconds() - int(m.total_days() * 86400000000), 1234567890)
