| from datetime import datetime, date |
| import os |
| import time |
| |
| from django.utils.dateformat import format |
| from django.utils import dateformat, translation, unittest |
| from django.utils.tzinfo import FixedOffset, LocalTimezone |
| |
| |
| class DateFormatTests(unittest.TestCase): |
| def setUp(self): |
| self.old_TZ = os.environ.get('TZ') |
| os.environ['TZ'] = 'Europe/Copenhagen' |
| translation.activate('en-us') |
| |
| try: |
| # Check if a timezone has been set |
| time.tzset() |
| self.tz_tests = True |
| except AttributeError: |
| # No timezone available. Don't run the tests that require a TZ |
| self.tz_tests = False |
| |
| def tearDown(self): |
| if self.old_TZ is None: |
| del os.environ['TZ'] |
| else: |
| os.environ['TZ'] = self.old_TZ |
| |
| # Cleanup - force re-evaluation of TZ environment variable. |
| if self.tz_tests: |
| time.tzset() |
| |
| def test_date(self): |
| d = date(2009, 5, 16) |
| self.assertEqual(date.fromtimestamp(int(format(d, 'U'))), d) |
| |
| def test_naive_datetime(self): |
| dt = datetime(2009, 5, 16, 5, 30, 30) |
| self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U'))), dt) |
| |
| def test_datetime_with_local_tzinfo(self): |
| ltz = LocalTimezone(datetime.now()) |
| dt = datetime(2009, 5, 16, 5, 30, 30, tzinfo=ltz) |
| self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U')), ltz), dt) |
| self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U'))), dt.replace(tzinfo=None)) |
| |
| def test_datetime_with_tzinfo(self): |
| tz = FixedOffset(-510) |
| ltz = LocalTimezone(datetime.now()) |
| dt = datetime(2009, 5, 16, 5, 30, 30, tzinfo=tz) |
| self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U')), tz), dt) |
| self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U')), ltz), dt) |
| self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U'))), dt.astimezone(ltz).replace(tzinfo=None)) |
| self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U')), tz).utctimetuple(), dt.utctimetuple()) |
| self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U')), ltz).utctimetuple(), dt.utctimetuple()) |
| |
| def test_epoch(self): |
| utc = FixedOffset(0) |
| udt = datetime(1970, 1, 1, tzinfo=utc) |
| self.assertEqual(format(udt, 'U'), u'0') |
| |
| def test_empty_format(self): |
| my_birthday = datetime(1979, 7, 8, 22, 00) |
| |
| self.assertEqual(dateformat.format(my_birthday, ''), u'') |
| |
| def test_am_pm(self): |
| my_birthday = datetime(1979, 7, 8, 22, 00) |
| |
| self.assertEqual(dateformat.format(my_birthday, 'a'), u'p.m.') |
| |
| def test_date_formats(self): |
| my_birthday = datetime(1979, 7, 8, 22, 00) |
| timestamp = datetime(2008, 5, 19, 11, 45, 23, 123456) |
| |
| self.assertEqual(dateformat.format(my_birthday, 'A'), u'PM') |
| self.assertEqual(dateformat.format(timestamp, 'c'), u'2008-05-19T11:45:23.123456') |
| self.assertEqual(dateformat.format(my_birthday, 'd'), u'08') |
| self.assertEqual(dateformat.format(my_birthday, 'j'), u'8') |
| self.assertEqual(dateformat.format(my_birthday, 'l'), u'Sunday') |
| self.assertEqual(dateformat.format(my_birthday, 'L'), u'False') |
| self.assertEqual(dateformat.format(my_birthday, 'm'), u'07') |
| self.assertEqual(dateformat.format(my_birthday, 'M'), u'Jul') |
| self.assertEqual(dateformat.format(my_birthday, 'b'), u'jul') |
| self.assertEqual(dateformat.format(my_birthday, 'n'), u'7') |
| self.assertEqual(dateformat.format(my_birthday, 'N'), u'July') |
| |
| def test_time_formats(self): |
| my_birthday = datetime(1979, 7, 8, 22, 00) |
| |
| self.assertEqual(dateformat.format(my_birthday, 'P'), u'10 p.m.') |
| self.assertEqual(dateformat.format(my_birthday, 's'), u'00') |
| self.assertEqual(dateformat.format(my_birthday, 'S'), u'th') |
| self.assertEqual(dateformat.format(my_birthday, 't'), u'31') |
| self.assertEqual(dateformat.format(my_birthday, 'w'), u'0') |
| self.assertEqual(dateformat.format(my_birthday, 'W'), u'27') |
| self.assertEqual(dateformat.format(my_birthday, 'y'), u'79') |
| self.assertEqual(dateformat.format(my_birthday, 'Y'), u'1979') |
| self.assertEqual(dateformat.format(my_birthday, 'z'), u'189') |
| |
| def test_dateformat(self): |
| my_birthday = datetime(1979, 7, 8, 22, 00) |
| |
| self.assertEqual(dateformat.format(my_birthday, r'Y z \C\E\T'), u'1979 189 CET') |
| |
| self.assertEqual(dateformat.format(my_birthday, r'jS o\f F'), u'8th of July') |
| |
| def test_futuredates(self): |
| the_future = datetime(2100, 10, 25, 0, 00) |
| self.assertEqual(dateformat.format(the_future, r'Y'), u'2100') |
| |
| def test_timezones(self): |
| my_birthday = datetime(1979, 7, 8, 22, 00) |
| summertime = datetime(2005, 10, 30, 1, 00) |
| wintertime = datetime(2005, 10, 30, 4, 00) |
| timestamp = datetime(2008, 5, 19, 11, 45, 23, 123456) |
| |
| if self.tz_tests: |
| self.assertEqual(dateformat.format(my_birthday, 'O'), u'+0100') |
| self.assertEqual(dateformat.format(my_birthday, 'r'), u'Sun, 8 Jul 1979 22:00:00 +0100') |
| self.assertEqual(dateformat.format(my_birthday, 'T'), u'CET') |
| self.assertEqual(dateformat.format(my_birthday, 'U'), u'300315600') |
| self.assertEqual(dateformat.format(timestamp, 'u'), u'123456') |
| self.assertEqual(dateformat.format(my_birthday, 'Z'), u'3600') |
| self.assertEqual(dateformat.format(summertime, 'I'), u'1') |
| self.assertEqual(dateformat.format(summertime, 'O'), u'+0200') |
| self.assertEqual(dateformat.format(wintertime, 'I'), u'0') |
| self.assertEqual(dateformat.format(wintertime, 'O'), u'+0100') |
