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Fix relative date calculation around DST dates

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Raphael Michel
2018-03-29 16:46:34 +02:00
parent e278978ad9
commit cfbde151fa
2 changed files with 40 additions and 10 deletions
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45
src/tests/base/test_reldate.py
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@@ -7,6 +7,7 @@ from pretix.base.models import Event, Organizer
from pretix.base.reldate import RelativeDate, RelativeDateWrapper
TOKYO = pytz.timezone('Asia/Tokyo')
BERLIN = pytz.timezone('Europe/Berlin')
@pytest.fixture
@@ -14,8 +15,8 @@ def event():
o = Organizer.objects.create(name='Dummy', slug='dummy')
event = Event.objects.create(
organizer=o, name='Dummy', slug='dummy',
date_from=datetime(2017, 12, 27, 5, 0, 0, tzinfo=TOKYO),
presale_start=datetime(2017, 12, 1, 5, 0, 0, tzinfo=TOKYO),
date_from=TOKYO.localize(datetime(2017, 12, 27, 5, 0, 0)),
presale_start=TOKYO.localize(datetime(2017, 12, 1, 5, 0, 0)),
plugins='pretix.plugins.banktransfer'
)
@@ -34,40 +35,64 @@ def test_absolute_date(event):
@pytest.mark.django_db
def test_relative_date_without_time(event):
rdw = RelativeDateWrapper(RelativeDate(days_before=1, time=None, base_date_name='date_from'))
assert rdw.datetime(event).astimezone(TOKYO) == datetime(2017, 12, 26, 5, 0, 0, tzinfo=TOKYO)
assert rdw.datetime(event).astimezone(TOKYO) == TOKYO.localize(datetime(2017, 12, 26, 5, 0, 0))
assert rdw.to_string() == 'RELDATE/1/-/date_from/'
@pytest.mark.django_db
def test_relative_date_other_base_point(event):
rdw = RelativeDateWrapper(RelativeDate(days_before=1, time=None, base_date_name='presale_start'))
assert rdw.datetime(event) == datetime(2017, 11, 30, 5, 0, 0, tzinfo=TOKYO)
assert rdw.datetime(event) == TOKYO.localize(datetime(2017, 11, 30, 5, 0, 0))
assert rdw.to_string() == 'RELDATE/1/-/presale_start/'
# presale_end is unset, defaults to date_from
rdw = RelativeDateWrapper(RelativeDate(days_before=1, time=None, base_date_name='presale_end'))
assert rdw.datetime(event) == datetime(2017, 12, 26, 5, 0, 0, tzinfo=TOKYO)
assert rdw.datetime(event) == TOKYO.localize(datetime(2017, 12, 26, 5, 0, 0))
assert rdw.to_string() == 'RELDATE/1/-/presale_end/'
# subevent base
se = event.subevents.create(name="SE1", date_from=datetime(2017, 11, 27, 5, 0, 0, tzinfo=TOKYO))
se = event.subevents.create(name="SE1", date_from=TOKYO.localize(datetime(2017, 11, 27, 5, 0, 0)))
rdw = RelativeDateWrapper(RelativeDate(days_before=1, time=None, base_date_name='date_from'))
assert rdw.datetime(se) == datetime(2017, 11, 26, 5, 0, 0, tzinfo=TOKYO)
assert rdw.datetime(se) == TOKYO.localize(datetime(2017, 11, 26, 5, 0, 0))
# presale_start is unset on subevent, default to event
rdw = RelativeDateWrapper(RelativeDate(days_before=1, time=None, base_date_name='presale_start'))
assert rdw.datetime(se) == datetime(2017, 11, 30, 5, 0, 0, tzinfo=TOKYO)
assert rdw.datetime(se) == TOKYO.localize(datetime(2017, 11, 30, 5, 0, 0))
# presale_end is unset on all, default to date_from of subevent
rdw = RelativeDateWrapper(RelativeDate(days_before=1, time=None, base_date_name='presale_end'))
assert rdw.datetime(se) == datetime(2017, 11, 26, 5, 0, 0, tzinfo=TOKYO)
assert rdw.datetime(se) == TOKYO.localize(datetime(2017, 11, 26, 5, 0, 0))
@pytest.mark.django_db
def test_relative_date_with_time(event):
rdw = RelativeDateWrapper(RelativeDate(days_before=1, time=time(8, 5, 13), base_date_name='date_from'))
assert rdw.to_string() == 'RELDATE/1/08:05:13/date_from/'
assert rdw.datetime(event) == datetime(2017, 12, 26, 8, 5, 13, tzinfo=TOKYO)
assert rdw.datetime(event) == TOKYO.localize(datetime(2017, 12, 26, 8, 5, 13))
@pytest.mark.django_db
def test_relative_date_with_time_around_dst(event):
event.settings.timezone = "Europe/Berlin"
event.date_from = BERLIN.localize(datetime(2020, 3, 29, 18, 0, 0))
rdw = RelativeDateWrapper(RelativeDate(days_before=1, time=time(18, 0, 0), base_date_name='date_from'))
assert rdw.to_string() == 'RELDATE/1/18:00:00/date_from/'
assert rdw.datetime(event) == BERLIN.localize(datetime(2020, 3, 28, 18, 0, 0))
rdw = RelativeDateWrapper(RelativeDate(days_before=0, time=time(2, 30, 0), base_date_name='date_from'))
assert rdw.to_string() == 'RELDATE/0/02:30:00/date_from/'
assert rdw.datetime(event) == BERLIN.localize(datetime(2020, 3, 29, 2, 30, 0))
event.date_from = BERLIN.localize(datetime(2020, 10, 25, 18, 0, 0))
rdw = RelativeDateWrapper(RelativeDate(days_before=1, time=time(18, 0, 0), base_date_name='date_from'))
assert rdw.to_string() == 'RELDATE/1/18:00:00/date_from/'
assert rdw.datetime(event) == BERLIN.localize(datetime(2020, 10, 24, 18, 0, 0))
rdw = RelativeDateWrapper(RelativeDate(days_before=0, time=time(2, 30, 0), base_date_name='date_from'))
assert rdw.to_string() == 'RELDATE/0/02:30:00/date_from/'
assert rdw.datetime(event) == BERLIN.localize(datetime(2020, 10, 25, 2, 30, 0))
def test_unserialize():