68 lines
2.4 KiB
Python
68 lines
2.4 KiB
Python
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# Copyright (c) 2014, Menno Smits
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# Released subject to the New BSD License
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# Please see http://en.wikipedia.org/wiki/BSD_licenses
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from __future__ import unicode_literals
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from datetime import timedelta
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from mock import Mock, patch, DEFAULT
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from imapclient.test.util import unittest
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from imapclient.fixed_offset import FixedOffset
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class TestFixedOffset(unittest.TestCase):
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def _check(self, offset, expected_delta, expected_name):
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self.assertEqual(offset.utcoffset(None), expected_delta)
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self.assertEqual(offset.tzname(None), expected_name)
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self.assertEqual(offset.dst(None), timedelta(0))
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def test_GMT(self):
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self._check(FixedOffset(0),
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timedelta(0), '+0000')
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def test_positive(self):
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self._check(FixedOffset(30),
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timedelta(minutes=30), '+0030')
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self._check(FixedOffset(2 * 60),
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timedelta(hours=2), '+0200')
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self._check(FixedOffset(11 * 60 + 30),
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timedelta(hours=11, minutes=30), '+1130')
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def test_negative(self):
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self._check(FixedOffset(-30),
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timedelta(minutes=-30), '-0030')
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self._check(FixedOffset(-2 * 60),
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timedelta(hours=-2), '-0200')
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self._check(FixedOffset(-11 * 60 - 30),
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timedelta(minutes=(-11 * 60) - 30), '-1130')
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@patch.multiple('imapclient.fixed_offset.time',
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daylight=True, timezone=15 * 60 * 60, localtime=DEFAULT)
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def test_for_system_DST_not_active(self, localtime):
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localtime_mock = Mock()
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localtime_mock.tm_isdst = False
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localtime.return_value = localtime_mock
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offset = FixedOffset.for_system()
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self.assertEqual(offset.tzname(None), '-1500')
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@patch.multiple('imapclient.fixed_offset.time',
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daylight=True, altzone=15 * 60 * 60, localtime=DEFAULT)
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def test_for_system_DST_active(self, localtime):
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localtime_mock = Mock()
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localtime_mock.tm_isdst = True
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localtime.return_value = localtime_mock
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offset = FixedOffset.for_system()
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self.assertEqual(offset.tzname(None), '-1500')
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@patch.multiple('imapclient.fixed_offset.time',
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daylight=False, timezone=-15 * 60 * 60)
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def test_for_system_no_DST(self):
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offset = FixedOffset.for_system()
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self.assertEqual(offset.tzname(None), '+1500')
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if __name__ == '__main__':
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unittest.main()
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