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import unittest
from datetime import datetime
from datetime import timezone
from datetime import timedelta
from nbxmpp.modules.date_and_time import parse_datetime
from nbxmpp.modules.date_and_time import LocalTimezone
from nbxmpp.modules.date_and_time import create_tzinfo
class TestDateTime(unittest.TestCase):
def test_convert_to_utc(self):
strings = {
# Valid UTC strings and fractions
'2017-11-05T01:41:20Z': 1509846080.0,
'2017-11-05T01:41:20.123Z': 1509846080.123,
'2017-11-05T01:41:20.123123123+00:00': 1509846080.123123,
'2017-11-05T01:41:20.123123123123123-00:00': 1509846080.123123,
# Invalid strings
'2017-11-05T01:41:20Z+05:00': None,
'2017-11-05T01:41:20+0000': None,
'2017-11-05T01:41:20-0000': None,
# Valid strings with offset
'2017-11-05T01:41:20-05:00': 1509864080.0,
'2017-11-05T01:41:20+05:00': 1509828080.0,
'2017-11-05T01:41:20-00:00': 1509846080.0,
'2017-11-05T01:41:20+00:00': 1509846080.0,
}
strings2 = {
# Valid strings with offset
'2017-11-05T07:41:20-05:00': datetime(2017, 11, 5, 12, 41, 20, 0, timezone.utc),
'2017-11-05T07:41:20+05:00': datetime(2017, 11, 5, 2, 41, 20, 0, timezone.utc),
'2017-11-05T01:41:20+00:00': datetime(2017, 11, 5, 1, 41, 20, 0, timezone.utc),
'2017-11-05T01:41:20Z': datetime(2017, 11, 5, 1, 41, 20, 0, timezone.utc),
}
for time_string, expected_value in strings.items():
result = parse_datetime(time_string, convert='utc', epoch=True)
self.assertEqual(result, expected_value)
for time_string, expected_value in strings2.items():
result = parse_datetime(time_string, convert='utc')
self.assertEqual(result, expected_value)
def test_convert_to_local(self):
strings = {
# Valid UTC strings and fractions
'2017-11-05T01:41:20Z': datetime(2017, 11, 5, 1, 41, 20, 0, timezone.utc),
'2017-11-05T01:41:20.123Z': datetime(2017, 11, 5, 1, 41, 20, 123000, timezone.utc),
'2017-11-05T01:41:20.123123123+00:00': datetime(2017, 11, 5, 1, 41, 20, 123123, timezone.utc),
'2017-11-05T01:41:20.123123123123123-00:00': datetime(2017, 11, 5, 1, 41, 20, 123123, timezone.utc),
# Valid strings with offset
'2017-11-05T01:41:20-05:00': datetime(2017, 11, 5, 1, 41, 20, 0, create_tzinfo(hours=-5)),
'2017-11-05T01:41:20+05:00': datetime(2017, 11, 5, 1, 41, 20, 0, create_tzinfo(hours=5)),
}
for time_string, expected_value in strings.items():
result = parse_datetime(time_string, convert='local')
self.assertEqual(result, expected_value.astimezone(LocalTimezone()))
def test_no_convert(self):
strings = {
# Valid UTC strings and fractions
'2017-11-05T01:41:20Z': timedelta(0),
'2017-11-05T01:41:20.123Z': timedelta(0),
'2017-11-05T01:41:20.123123123+00:00': timedelta(0),
'2017-11-05T01:41:20.123123123123123-00:00': timedelta(0),
# Valid strings with offset
'2017-11-05T01:41:20-05:00': timedelta(hours=-5),
'2017-11-05T01:41:20+05:00': timedelta(hours=5),
}
for time_string, expected_value in strings.items():
result = parse_datetime(time_string, convert=None)
assert result is not None
self.assertEqual(result.utcoffset(), expected_value)
def test_check_utc(self):
strings = {
# Valid UTC strings and fractions
'2017-11-05T01:41:20Z': 1509846080.0,
'2017-11-05T01:41:20.123Z': 1509846080.123,
'2017-11-05T01:41:20.123123123+00:00': 1509846080.123123,
'2017-11-05T01:41:20.123123123123123-00:00': 1509846080.123123,
# Valid strings with offset
'2017-11-05T01:41:20-05:00': None,
'2017-11-05T01:41:20+05:00': None,
}
for time_string, expected_value in strings.items():
result = parse_datetime(
time_string, check_utc=True, epoch=True)
self.assertEqual(result, expected_value)
if __name__ == '__main__':
unittest.main()
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