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98 lines
3.8 KiB
Python
98 lines
3.8 KiB
Python
import datetime
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import unittest
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from django.utils.dateparse import parse_duration
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from django.utils.duration import (
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duration_iso_string, duration_microseconds, duration_string,
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)
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class TestDurationString(unittest.TestCase):
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def test_simple(self):
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duration = datetime.timedelta(hours=1, minutes=3, seconds=5)
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self.assertEqual(duration_string(duration), '01:03:05')
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def test_days(self):
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duration = datetime.timedelta(days=1, hours=1, minutes=3, seconds=5)
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self.assertEqual(duration_string(duration), '1 01:03:05')
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def test_microseconds(self):
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duration = datetime.timedelta(hours=1, minutes=3, seconds=5, microseconds=12345)
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self.assertEqual(duration_string(duration), '01:03:05.012345')
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def test_negative(self):
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duration = datetime.timedelta(days=-1, hours=1, minutes=3, seconds=5)
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self.assertEqual(duration_string(duration), '-1 01:03:05')
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class TestParseDurationRoundtrip(unittest.TestCase):
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def test_simple(self):
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duration = datetime.timedelta(hours=1, minutes=3, seconds=5)
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self.assertEqual(parse_duration(duration_string(duration)), duration)
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def test_days(self):
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duration = datetime.timedelta(days=1, hours=1, minutes=3, seconds=5)
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self.assertEqual(parse_duration(duration_string(duration)), duration)
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def test_microseconds(self):
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duration = datetime.timedelta(hours=1, minutes=3, seconds=5, microseconds=12345)
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self.assertEqual(parse_duration(duration_string(duration)), duration)
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def test_negative(self):
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duration = datetime.timedelta(days=-1, hours=1, minutes=3, seconds=5)
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self.assertEqual(parse_duration(duration_string(duration)), duration)
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class TestISODurationString(unittest.TestCase):
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def test_simple(self):
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duration = datetime.timedelta(hours=1, minutes=3, seconds=5)
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self.assertEqual(duration_iso_string(duration), 'P0DT01H03M05S')
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def test_days(self):
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duration = datetime.timedelta(days=1, hours=1, minutes=3, seconds=5)
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self.assertEqual(duration_iso_string(duration), 'P1DT01H03M05S')
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def test_microseconds(self):
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duration = datetime.timedelta(hours=1, minutes=3, seconds=5, microseconds=12345)
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self.assertEqual(duration_iso_string(duration), 'P0DT01H03M05.012345S')
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def test_negative(self):
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duration = -1 * datetime.timedelta(days=1, hours=1, minutes=3, seconds=5)
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self.assertEqual(duration_iso_string(duration), '-P1DT01H03M05S')
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class TestParseISODurationRoundtrip(unittest.TestCase):
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def test_simple(self):
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duration = datetime.timedelta(hours=1, minutes=3, seconds=5)
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self.assertEqual(parse_duration(duration_iso_string(duration)), duration)
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def test_days(self):
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duration = datetime.timedelta(days=1, hours=1, minutes=3, seconds=5)
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self.assertEqual(parse_duration(duration_iso_string(duration)), duration)
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def test_microseconds(self):
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duration = datetime.timedelta(hours=1, minutes=3, seconds=5, microseconds=12345)
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self.assertEqual(parse_duration(duration_iso_string(duration)), duration)
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def test_negative(self):
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duration = datetime.timedelta(days=-1, hours=1, minutes=3, seconds=5)
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self.assertEqual(parse_duration(duration_iso_string(duration)).total_seconds(), duration.total_seconds())
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class TestDurationMicroseconds(unittest.TestCase):
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def test(self):
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deltas = [
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datetime.timedelta.max,
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datetime.timedelta.min,
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datetime.timedelta.resolution,
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-datetime.timedelta.resolution,
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datetime.timedelta(microseconds=8999999999999999),
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]
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for delta in deltas:
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with self.subTest(delta=delta):
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self.assertEqual(datetime.timedelta(microseconds=duration_microseconds(delta)), delta)
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