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290 lines
12 KiB
Python
290 lines
12 KiB
Python
import datetime
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try:
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import zoneinfo
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except ImportError:
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from backports import zoneinfo
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from django.test import TestCase
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from django.test.utils import override_settings, requires_tz_support
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from django.utils import timezone, translation
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from django.utils.timesince import timesince, timeuntil
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from django.utils.translation import npgettext_lazy
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class TimesinceTests(TestCase):
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def setUp(self):
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self.t = datetime.datetime(2007, 8, 14, 13, 46, 0)
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self.onemicrosecond = datetime.timedelta(microseconds=1)
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self.onesecond = datetime.timedelta(seconds=1)
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self.oneminute = datetime.timedelta(minutes=1)
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self.onehour = datetime.timedelta(hours=1)
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self.oneday = datetime.timedelta(days=1)
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self.oneweek = datetime.timedelta(days=7)
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self.onemonth = datetime.timedelta(days=31)
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self.oneyear = datetime.timedelta(days=366)
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def test_equal_datetimes(self):
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"""equal datetimes."""
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# NOTE: \xa0 avoids wrapping between value and unit
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self.assertEqual(timesince(self.t, self.t), "0\xa0minutes")
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def test_ignore_microseconds_and_seconds(self):
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"""Microseconds and seconds are ignored."""
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self.assertEqual(
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timesince(self.t, self.t + self.onemicrosecond), "0\xa0minutes"
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)
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self.assertEqual(timesince(self.t, self.t + self.onesecond), "0\xa0minutes")
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def test_other_units(self):
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"""Test other units."""
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self.assertEqual(timesince(self.t, self.t + self.oneminute), "1\xa0minute")
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self.assertEqual(timesince(self.t, self.t + self.onehour), "1\xa0hour")
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self.assertEqual(timesince(self.t, self.t + self.oneday), "1\xa0day")
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self.assertEqual(timesince(self.t, self.t + self.oneweek), "1\xa0week")
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self.assertEqual(timesince(self.t, self.t + self.onemonth), "1\xa0month")
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self.assertEqual(timesince(self.t, self.t + self.oneyear), "1\xa0year")
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def test_multiple_units(self):
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"""Test multiple units."""
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self.assertEqual(
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timesince(self.t, self.t + 2 * self.oneday + 6 * self.onehour),
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"2\xa0days, 6\xa0hours",
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)
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self.assertEqual(
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timesince(self.t, self.t + 2 * self.oneweek + 2 * self.oneday),
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"2\xa0weeks, 2\xa0days",
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)
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def test_display_first_unit(self):
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"""
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If the two differing units aren't adjacent, only the first unit is
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displayed.
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"""
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self.assertEqual(
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timesince(
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self.t,
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self.t + 2 * self.oneweek + 3 * self.onehour + 4 * self.oneminute,
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),
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"2\xa0weeks",
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)
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self.assertEqual(
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timesince(self.t, self.t + 4 * self.oneday + 5 * self.oneminute),
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"4\xa0days",
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)
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def test_display_second_before_first(self):
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"""
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When the second date occurs before the first, we should always
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get 0 minutes.
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"""
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self.assertEqual(
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timesince(self.t, self.t - self.onemicrosecond), "0\xa0minutes"
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)
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self.assertEqual(timesince(self.t, self.t - self.onesecond), "0\xa0minutes")
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self.assertEqual(timesince(self.t, self.t - self.oneminute), "0\xa0minutes")
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self.assertEqual(timesince(self.t, self.t - self.onehour), "0\xa0minutes")
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self.assertEqual(timesince(self.t, self.t - self.oneday), "0\xa0minutes")
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self.assertEqual(timesince(self.t, self.t - self.oneweek), "0\xa0minutes")
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self.assertEqual(timesince(self.t, self.t - self.onemonth), "0\xa0minutes")
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self.assertEqual(timesince(self.t, self.t - self.oneyear), "0\xa0minutes")
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self.assertEqual(
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timesince(self.t, self.t - 2 * self.oneday - 6 * self.onehour),
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"0\xa0minutes",
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)
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self.assertEqual(
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timesince(self.t, self.t - 2 * self.oneweek - 2 * self.oneday),
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"0\xa0minutes",
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)
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self.assertEqual(
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timesince(
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self.t,
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self.t - 2 * self.oneweek - 3 * self.onehour - 4 * self.oneminute,
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),
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"0\xa0minutes",
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)
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self.assertEqual(
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timesince(self.t, self.t - 4 * self.oneday - 5 * self.oneminute),
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"0\xa0minutes",
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)
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def test_second_before_equal_first_humanize_time_strings(self):
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time_strings = {
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"minute": npgettext_lazy(
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"naturaltime-future",
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"%(num)d minute",
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"%(num)d minutes",
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"num",
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),
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}
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with translation.override("cs"):
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for now in [self.t, self.t - self.onemicrosecond, self.t - self.oneday]:
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with self.subTest(now):
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self.assertEqual(
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timesince(self.t, now, time_strings=time_strings),
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"0\xa0minut",
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)
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@requires_tz_support
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def test_different_timezones(self):
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"""When using two different timezones."""
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now = datetime.datetime.now()
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now_tz = timezone.make_aware(now, timezone.get_default_timezone())
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now_tz_i = timezone.localtime(now_tz, timezone.get_fixed_timezone(195))
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self.assertEqual(timesince(now), "0\xa0minutes")
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self.assertEqual(timesince(now_tz), "0\xa0minutes")
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self.assertEqual(timesince(now_tz_i), "0\xa0minutes")
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self.assertEqual(timesince(now_tz, now_tz_i), "0\xa0minutes")
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self.assertEqual(timeuntil(now), "0\xa0minutes")
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self.assertEqual(timeuntil(now_tz), "0\xa0minutes")
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self.assertEqual(timeuntil(now_tz_i), "0\xa0minutes")
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self.assertEqual(timeuntil(now_tz, now_tz_i), "0\xa0minutes")
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def test_date_objects(self):
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"""Both timesince and timeuntil should work on date objects (#17937)."""
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today = datetime.date.today()
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self.assertEqual(timesince(today + self.oneday), "0\xa0minutes")
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self.assertEqual(timeuntil(today - self.oneday), "0\xa0minutes")
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def test_both_date_objects(self):
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"""Timesince should work with both date objects (#9672)"""
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today = datetime.date.today()
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self.assertEqual(timeuntil(today + self.oneday, today), "1\xa0day")
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self.assertEqual(timeuntil(today - self.oneday, today), "0\xa0minutes")
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self.assertEqual(timeuntil(today + self.oneweek, today), "1\xa0week")
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def test_leap_year(self):
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start_date = datetime.date(2016, 12, 25)
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self.assertEqual(timeuntil(start_date + self.oneweek, start_date), "1\xa0week")
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self.assertEqual(timesince(start_date, start_date + self.oneweek), "1\xa0week")
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def test_leap_year_new_years_eve(self):
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t = datetime.date(2016, 12, 31)
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now = datetime.datetime(2016, 12, 31, 18, 0, 0)
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self.assertEqual(timesince(t + self.oneday, now), "0\xa0minutes")
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self.assertEqual(timeuntil(t - self.oneday, now), "0\xa0minutes")
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def test_naive_datetime_with_tzinfo_attribute(self):
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class naive(datetime.tzinfo):
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def utcoffset(self, dt):
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return None
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future = datetime.datetime(2080, 1, 1, tzinfo=naive())
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self.assertEqual(timesince(future), "0\xa0minutes")
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past = datetime.datetime(1980, 1, 1, tzinfo=naive())
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self.assertEqual(timeuntil(past), "0\xa0minutes")
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def test_thousand_years_ago(self):
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t = self.t.replace(year=self.t.year - 1000)
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self.assertEqual(timesince(t, self.t), "1000\xa0years")
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self.assertEqual(timeuntil(self.t, t), "1000\xa0years")
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def test_depth(self):
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t = (
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self.t
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+ self.oneyear
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+ self.onemonth
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+ self.oneweek
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+ self.oneday
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+ self.onehour
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)
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tests = [
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(t, 1, "1\xa0year"),
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(t, 2, "1\xa0year, 1\xa0month"),
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(t, 3, "1\xa0year, 1\xa0month, 1\xa0week"),
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(t, 4, "1\xa0year, 1\xa0month, 1\xa0week, 1\xa0day"),
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(t, 5, "1\xa0year, 1\xa0month, 1\xa0week, 1\xa0day, 1\xa0hour"),
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(t, 6, "1\xa0year, 1\xa0month, 1\xa0week, 1\xa0day, 1\xa0hour"),
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(self.t + self.onehour, 5, "1\xa0hour"),
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(self.t + (4 * self.oneminute), 3, "4\xa0minutes"),
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(self.t + self.onehour + self.oneminute, 1, "1\xa0hour"),
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(self.t + self.oneday + self.onehour, 1, "1\xa0day"),
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(self.t + self.oneweek + self.oneday, 1, "1\xa0week"),
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(self.t + self.onemonth + self.oneweek, 1, "1\xa0month"),
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(self.t + self.oneyear + self.onemonth, 1, "1\xa0year"),
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(self.t + self.oneyear + self.oneweek + self.oneday, 3, "1\xa0year"),
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]
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for value, depth, expected in tests:
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with self.subTest():
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self.assertEqual(timesince(self.t, value, depth=depth), expected)
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self.assertEqual(timeuntil(value, self.t, depth=depth), expected)
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def test_months_edge(self):
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t = datetime.datetime(2022, 1, 1)
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tests = [
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(datetime.datetime(2022, 1, 31), "4\xa0weeks, 2\xa0days"),
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(datetime.datetime(2022, 2, 1), "1\xa0month"),
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(datetime.datetime(2022, 2, 28), "1\xa0month, 3\xa0weeks"),
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(datetime.datetime(2022, 3, 1), "2\xa0months"),
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(datetime.datetime(2022, 3, 31), "2\xa0months, 4\xa0weeks"),
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(datetime.datetime(2022, 4, 1), "3\xa0months"),
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(datetime.datetime(2022, 4, 30), "3\xa0months, 4\xa0weeks"),
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(datetime.datetime(2022, 5, 1), "4\xa0months"),
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(datetime.datetime(2022, 5, 31), "4\xa0months, 4\xa0weeks"),
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(datetime.datetime(2022, 6, 1), "5\xa0months"),
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(datetime.datetime(2022, 6, 30), "5\xa0months, 4\xa0weeks"),
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(datetime.datetime(2022, 7, 1), "6\xa0months"),
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(datetime.datetime(2022, 7, 31), "6\xa0months, 4\xa0weeks"),
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(datetime.datetime(2022, 8, 1), "7\xa0months"),
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(datetime.datetime(2022, 8, 31), "7\xa0months, 4\xa0weeks"),
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(datetime.datetime(2022, 9, 1), "8\xa0months"),
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(datetime.datetime(2022, 9, 30), "8\xa0months, 4\xa0weeks"),
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(datetime.datetime(2022, 10, 1), "9\xa0months"),
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(datetime.datetime(2022, 10, 31), "9\xa0months, 4\xa0weeks"),
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(datetime.datetime(2022, 11, 1), "10\xa0months"),
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(datetime.datetime(2022, 11, 30), "10\xa0months, 4\xa0weeks"),
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(datetime.datetime(2022, 12, 1), "11\xa0months"),
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(datetime.datetime(2022, 12, 31), "11\xa0months, 4\xa0weeks"),
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]
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for value, expected in tests:
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with self.subTest():
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self.assertEqual(timesince(t, value), expected)
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def test_depth_invalid(self):
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msg = "depth must be greater than 0."
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with self.assertRaisesMessage(ValueError, msg):
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timesince(self.t, self.t, depth=0)
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@requires_tz_support
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def test_less_than_a_day_with_zoneinfo(self):
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now_with_zoneinfo = timezone.now().astimezone(
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zoneinfo.ZoneInfo(key="Asia/Kathmandu") # UTC+05:45
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)
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tests = [
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(now_with_zoneinfo, "0\xa0minutes"),
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(now_with_zoneinfo - self.onemicrosecond, "0\xa0minutes"),
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(now_with_zoneinfo - self.onesecond, "0\xa0minutes"),
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(now_with_zoneinfo - self.oneminute, "1\xa0minute"),
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(now_with_zoneinfo - self.onehour, "1\xa0hour"),
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]
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for value, expected in tests:
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with self.subTest(value):
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self.assertEqual(timesince(value), expected)
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@requires_tz_support
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def test_less_than_a_day_cross_day_with_zoneinfo(self):
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now_with_zoneinfo = timezone.make_aware(
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datetime.datetime(2023, 4, 14, 1, 30, 30),
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zoneinfo.ZoneInfo(key="Asia/Kathmandu"), # UTC+05:45
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)
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now_utc = now_with_zoneinfo.astimezone(datetime.timezone.utc)
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tests = [
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(now_with_zoneinfo, "0\xa0minutes"),
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(now_with_zoneinfo - self.onemicrosecond, "0\xa0minutes"),
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(now_with_zoneinfo - self.onesecond, "0\xa0minutes"),
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(now_with_zoneinfo - self.oneminute, "1\xa0minute"),
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(now_with_zoneinfo - self.onehour, "1\xa0hour"),
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]
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for value, expected in tests:
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with self.subTest(value):
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self.assertEqual(timesince(value, now_utc), expected)
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@requires_tz_support
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@override_settings(USE_TZ=True)
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class TZAwareTimesinceTests(TimesinceTests):
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def setUp(self):
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super().setUp()
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self.t = timezone.make_aware(self.t, timezone.get_default_timezone())
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