Fixed #12123 -- Refactored dateformat tests to use unittest. This is needed so...

r"""

>>> format(my_birthday, '')

u''

>>> format(my_birthday, 'a')

u'p.m.'

>>> format(my_birthday, 'A')

u'PM'

>>> format(my_birthday, 'd')

u'08'

>>> format(my_birthday, 'j')

u'8'

>>> format(my_birthday, 'l')

u'Sunday'

>>> format(my_birthday, 'L')

u'False'

>>> format(my_birthday, 'm')

u'07'

>>> format(my_birthday, 'M')

u'Jul'

>>> format(my_birthday, 'b')

u'jul'

>>> format(my_birthday, 'n')

u'7'

>>> format(my_birthday, 'N')

u'July'

>>> no_tz or format(my_birthday, 'O') == '+0100'

True

>>> format(my_birthday, 'P')

u'10 p.m.'

>>> no_tz or format(my_birthday, 'r') == 'Sun, 8 Jul 1979 22:00:00 +0100'

True

>>> format(my_birthday, 's')

u'00'

>>> format(my_birthday, 'S')

u'th'

>>> format(my_birthday, 't')

u'31'

>>> no_tz or format(my_birthday, 'T') == 'CET'

True

>>> no_tz or format(my_birthday, 'U') == '300315600'

True

>>> format(my_birthday, 'w')

u'0'

>>> format(my_birthday, 'W')

u'27'

>>> format(my_birthday, 'y')

u'79'

>>> format(my_birthday, 'Y')

u'1979'

>>> format(my_birthday, 'z')

u'189'

>>> no_tz or format(my_birthday, 'Z') == '3600'

True

>>> no_tz or format(summertime, 'I') == '1'

True

>>> no_tz or format(summertime, 'O') == '+0200'

True

>>> no_tz or format(wintertime, 'I') == '0'

True

>>> no_tz or format(wintertime, 'O') == '+0100'

True

>>> format(my_birthday, r'Y z \C\E\T')

u'1979 189 CET'

>>> format(my_birthday, r'jS o\f F')

u'8th of July'

>>> format(the_future, r'Y')

u'2100'

"""

from django.utils import dateformat, translation

from unittest import TestCase

import datetime, os, time

format = dateformat.format

class DateFormatTests(TestCase):

    def setUp(self):

        self.old_TZ = os.environ['TZ']

        os.environ['TZ'] = 'Europe/Copenhagen'

        translation.activate('en-us')

try:

    time.tzset()

    no_tz = False

except AttributeError:

    no_tz = True

    def tearDown(self):

        os.environ['TZ'] = self.old_TZ

    def test_empty_format(self):

        my_birthday = datetime.datetime(1979, 7, 8, 22, 00)

        self.assertEquals(dateformat.format(my_birthday, ''), u'')

    def test_am_pm(self):

        my_birthday = datetime.datetime(1979, 7, 8, 22, 00)

        self.assertEquals(dateformat.format(my_birthday, 'a'), u'p.m.')

    def test_date_formats(self):

        my_birthday = datetime.datetime(1979, 7, 8, 22, 00)

        self.assertEquals(dateformat.format(my_birthday, 'A'), u'PM')

        self.assertEquals(dateformat.format(my_birthday, 'd'), u'08')

        self.assertEquals(dateformat.format(my_birthday, 'j'), u'8')

        self.assertEquals(dateformat.format(my_birthday, 'l'), u'Sunday')

        self.assertEquals(dateformat.format(my_birthday, 'L'), u'False')

        self.assertEquals(dateformat.format(my_birthday, 'm'), u'07')

        self.assertEquals(dateformat.format(my_birthday, 'M'), u'Jul')

        self.assertEquals(dateformat.format(my_birthday, 'b'), u'jul')

        self.assertEquals(dateformat.format(my_birthday, 'n'), u'7')

        self.assertEquals(dateformat.format(my_birthday, 'N'), u'July')

    def test_time_formats(self):

        my_birthday = datetime.datetime(1979, 7, 8, 22, 00)

        self.assertEquals(dateformat.format(my_birthday, 'P'), u'10 p.m.')

        self.assertEquals(dateformat.format(my_birthday, 's'), u'00')

        self.assertEquals(dateformat.format(my_birthday, 'S'), u'th')

        self.assertEquals(dateformat.format(my_birthday, 't'), u'31')

        self.assertEquals(dateformat.format(my_birthday, 'w'), u'0')

        self.assertEquals(dateformat.format(my_birthday, 'W'), u'27')

        self.assertEquals(dateformat.format(my_birthday, 'y'), u'79')

        self.assertEquals(dateformat.format(my_birthday, 'Y'), u'1979')

        self.assertEquals(dateformat.format(my_birthday, 'z'), u'189')

    def test_dateformat(self):

        my_birthday = datetime.datetime(1979, 7, 8, 22, 00)

        self.assertEquals(dateformat.format(my_birthday, r'Y z \C\E\T'), u'1979 189 CET')

        self.assertEquals(dateformat.format(my_birthday, r'jS o\f F'), u'8th of July')

    def test_futuredates(self):

        the_future = datetime.datetime(2100, 10, 25, 0, 00)

        self.assertEquals(dateformat.format(the_future, r'Y'), u'2100')

    def test_timezones(self):

        my_birthday = datetime.datetime(1979, 7, 8, 22, 00)

        summertime = datetime.datetime(2005, 10, 30, 1, 00)

        wintertime = datetime.datetime(2005, 10, 30, 4, 00)

the_future = datetime.datetime(2100, 10, 25, 0, 00)

        try:

            # Check if a timezone has been set

            time.tzset()

            self.assertEquals(dateformat.format(my_birthday, 'O'), u'+0100')

            self.assertEquals(dateformat.format(my_birthday, 'r'), u'Sun, 8 Jul 1979 22:00:00 +0100')

            self.assertEquals(dateformat.format(my_birthday, 'T'), u'CET')

            self.assertEquals(dateformat.format(my_birthday, 'U'), u'300315600')

            self.assertEquals(dateformat.format(my_birthday, 'Z'), u'3600')

            self.assertEquals(dateformat.format(summertime, 'I'), u'1')

            self.assertEquals(dateformat.format(summertime, 'O'), u'+0200')

            self.assertEquals(dateformat.format(wintertime, 'I'), u'0')

            self.assertEquals(dateformat.format(wintertime, 'O'), u'+0100')

        except AttributeError:

            # No timezone available. Don't run the tests

            pass

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