import unittest from kosmorrolib import dateutil from datetime import datetime class DateUtilTestCase(unittest.TestCase): def test_translate_to_timezone(self): date = dateutil.translate_to_timezone(datetime(2020, 6, 9, 4), to_tz=-2) self.assertEqual(2, date.hour) date = dateutil.translate_to_timezone(datetime(2020, 6, 9, 0), to_tz=2) self.assertEqual(2, date.hour) date = dateutil.translate_to_timezone( datetime(2020, 6, 9, 8), to_tz=2, from_tz=6 ) self.assertEqual(4, date.hour) date = dateutil.translate_to_timezone( datetime(2020, 6, 9, 1), to_tz=0, from_tz=2 ) self.assertEqual(8, date.day) self.assertEqual(23, date.hour) if __name__ == "__main__": unittest.main()