File: test_dateformat.py

package info (click to toggle)
python-django 1.8.18-1~bpo8%2B1
  • links: PTS, VCS
  • area: main
  • in suites: jessie-backports
  • size: 41,628 kB
  • sloc: python: 189,488; xml: 695; makefile: 194; sh: 169; sql: 11
file content (155 lines) | stat: -rw-r--r-- 7,011 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
from __future__ import unicode_literals

import sys
from datetime import date, datetime
from unittest import skipIf

from django.test import TestCase, override_settings
from django.test.utils import TZ_SUPPORT, requires_tz_support
from django.utils import dateformat, translation
from django.utils.dateformat import format
from django.utils.timezone import (
    get_default_timezone, get_fixed_timezone, make_aware, utc,
)

try:
    import pytz
except ImportError:
    pytz = None


@override_settings(TIME_ZONE='Europe/Copenhagen')
class DateFormatTests(TestCase):

    def setUp(self):
        self._orig_lang = translation.get_language()
        translation.activate('en-us')

    def tearDown(self):
        translation.activate(self._orig_lang)

    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)

    @skipIf(sys.platform.startswith('win') and not pytz, "Test requires pytz on Windows")
    def test_naive_ambiguous_datetime(self):
        # dt is ambiguous in Europe/Copenhagen. LocalTimezone guesses the
        # offset (and gets it wrong 50% of the time) while pytz refuses the
        # temptation to guess. In any case, this shouldn't crash.
        dt = datetime(2015, 10, 25, 2, 30, 0)

        # Try all formatters that involve self.timezone.
        self.assertEqual(format(dt, 'I'), '0' if pytz is None else '')
        self.assertEqual(format(dt, 'O'), '+0100' if pytz is None else '')
        self.assertEqual(format(dt, 'T'), 'CET' if pytz is None else '')
        self.assertEqual(format(dt, 'Z'), '3600' if pytz is None else '')

    @requires_tz_support
    def test_datetime_with_local_tzinfo(self):
        ltz = get_default_timezone()
        dt = make_aware(datetime(2009, 5, 16, 5, 30, 30), ltz)
        self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U')), ltz), dt)
        self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U'))), dt.replace(tzinfo=None))

    @requires_tz_support
    def test_datetime_with_tzinfo(self):
        tz = get_fixed_timezone(-510)
        ltz = get_default_timezone()
        dt = make_aware(datetime(2009, 5, 16, 5, 30, 30), ltz)
        self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U')), tz), dt)
        self.assertEqual(datetime.fromtimestamp(int(format(dt, 'U')), ltz), dt)
        # astimezone() is safe here because the target timezone doesn't have DST
        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)

        # 3h30m to the west of UTC
        tz = get_fixed_timezone(-210)
        aware_dt = datetime(2009, 5, 16, 5, 30, 30, tzinfo=tz)

        if TZ_SUPPORT:
            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, 'e'), '')
            self.assertEqual(dateformat.format(aware_dt, 'e'), '-0330')
            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
        self.assertEqual(dateformat.format(aware_dt, 'O'), '-0330')