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Diffstat (limited to 'tests/utils/dateformat.py')
| -rw-r--r-- | tests/utils/dateformat.py | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/tests/utils/dateformat.py b/tests/utils/dateformat.py new file mode 100644 index 0000000000..0f4fd67f6f --- /dev/null +++ b/tests/utils/dateformat.py @@ -0,0 +1,142 @@ +from __future__ import unicode_literals + +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.timezone import utc +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): + udt = datetime(1970, 1, 1, tzinfo=utc) + self.assertEqual(format(udt, 'U'), '0') + + def test_empty_format(self): + my_birthday = datetime(1979, 7, 8, 22, 00) + + self.assertEqual(dateformat.format(my_birthday, ''), '') + + def test_am_pm(self): + my_birthday = datetime(1979, 7, 8, 22, 00) + + self.assertEqual(dateformat.format(my_birthday, 'a'), 'p.m.') + + def test_microsecond(self): + # Regression test for #18951 + dt = datetime(2009, 5, 16, microsecond=123) + self.assertEqual(dateformat.format(dt, 'u'), '000123') + + 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'), 'PM') + self.assertEqual(dateformat.format(timestamp, 'c'), '2008-05-19T11:45:23.123456') + self.assertEqual(dateformat.format(my_birthday, 'd'), '08') + self.assertEqual(dateformat.format(my_birthday, 'j'), '8') + self.assertEqual(dateformat.format(my_birthday, 'l'), 'Sunday') + self.assertEqual(dateformat.format(my_birthday, 'L'), 'False') + self.assertEqual(dateformat.format(my_birthday, 'm'), '07') + self.assertEqual(dateformat.format(my_birthday, 'M'), 'Jul') + self.assertEqual(dateformat.format(my_birthday, 'b'), 'jul') + self.assertEqual(dateformat.format(my_birthday, 'n'), '7') + self.assertEqual(dateformat.format(my_birthday, 'N'), 'July') + + def test_time_formats(self): + my_birthday = datetime(1979, 7, 8, 22, 00) + + self.assertEqual(dateformat.format(my_birthday, 'P'), '10 p.m.') + self.assertEqual(dateformat.format(my_birthday, 's'), '00') + self.assertEqual(dateformat.format(my_birthday, 'S'), 'th') + self.assertEqual(dateformat.format(my_birthday, 't'), '31') + self.assertEqual(dateformat.format(my_birthday, 'w'), '0') + self.assertEqual(dateformat.format(my_birthday, 'W'), '27') + self.assertEqual(dateformat.format(my_birthday, 'y'), '79') + self.assertEqual(dateformat.format(my_birthday, 'Y'), '1979') + self.assertEqual(dateformat.format(my_birthday, 'z'), '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'), '1979 189 CET') + + self.assertEqual(dateformat.format(my_birthday, r'jS \o\f F'), '8th of July') + + def test_futuredates(self): + the_future = datetime(2100, 10, 25, 0, 00) + self.assertEqual(dateformat.format(the_future, r'Y'), '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'), '+0100') + self.assertEqual(dateformat.format(my_birthday, 'r'), 'Sun, 8 Jul 1979 22:00:00 +0100') + self.assertEqual(dateformat.format(my_birthday, 'T'), 'CET') + self.assertEqual(dateformat.format(my_birthday, 'U'), '300315600') + self.assertEqual(dateformat.format(timestamp, 'u'), '123456') + self.assertEqual(dateformat.format(my_birthday, 'Z'), '3600') + self.assertEqual(dateformat.format(summertime, 'I'), '1') + self.assertEqual(dateformat.format(summertime, 'O'), '+0200') + self.assertEqual(dateformat.format(wintertime, 'I'), '0') + self.assertEqual(dateformat.format(wintertime, 'O'), '+0100') + + # Ticket #16924 -- We don't need timezone support to test this + # 3h30m to the west of UTC + tz = FixedOffset(-3*60 - 30) + dt = datetime(2009, 5, 16, 5, 30, 30, tzinfo=tz) + self.assertEqual(dateformat.format(dt, 'O'), '-0330') |