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376 lines
16 KiB
376 lines
16 KiB
2 weeks ago
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# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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import unittest
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import datetime
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import dateutil.parser
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import icalendar
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import os
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import pytz
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class TestTimezoned(unittest.TestCase):
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def test_create_from_ical(self):
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directory = os.path.dirname(__file__)
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with open(os.path.join(directory, 'timezoned.ics'), 'rb') as fp:
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data = fp.read()
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cal = icalendar.Calendar.from_ical(data)
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self.assertEqual(
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cal['prodid'].to_ical(),
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b"-//Plone.org//NONSGML plone.app.event//EN"
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)
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timezones = cal.walk('VTIMEZONE')
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self.assertEqual(len(timezones), 1)
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tz = timezones[0]
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self.assertEqual(tz['tzid'].to_ical(), b"Europe/Vienna")
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std = tz.walk('STANDARD')[0]
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self.assertEqual(
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std.decoded('TZOFFSETFROM'),
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datetime.timedelta(0, 7200)
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)
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ev1 = cal.walk('VEVENT')[0]
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self.assertEqual(
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ev1.decoded('DTSTART'),
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pytz.timezone('Europe/Vienna').localize(
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datetime.datetime(2012, 2, 13, 10, 0, 0)
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)
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)
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self.assertEqual(
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ev1.decoded('DTSTAMP'),
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pytz.utc.localize(
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datetime.datetime(2010, 10, 10, 9, 10, 10)
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)
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)
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def test_create_to_ical(self):
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cal = icalendar.Calendar()
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cal.add('prodid', "-//Plone.org//NONSGML plone.app.event//EN")
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cal.add('version', "2.0")
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cal.add('x-wr-calname', "test create calendar")
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cal.add('x-wr-caldesc', "icalendar tests")
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cal.add('x-wr-relcalid', "12345")
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cal.add('x-wr-timezone', "Europe/Vienna")
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tzc = icalendar.Timezone()
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tzc.add('tzid', 'Europe/Vienna')
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tzc.add('x-lic-location', 'Europe/Vienna')
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tzs = icalendar.TimezoneStandard()
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tzs.add('tzname', 'CET')
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tzs.add('dtstart', datetime.datetime(1970, 10, 25, 3, 0, 0))
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tzs.add('rrule', {'freq': 'yearly', 'bymonth': 10, 'byday': '-1su'})
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tzs.add('TZOFFSETFROM', datetime.timedelta(hours=2))
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tzs.add('TZOFFSETTO', datetime.timedelta(hours=1))
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tzd = icalendar.TimezoneDaylight()
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tzd.add('tzname', 'CEST')
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tzd.add('dtstart', datetime.datetime(1970, 3, 29, 2, 0, 0))
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tzs.add('rrule', {'freq': 'yearly', 'bymonth': 3, 'byday': '-1su'})
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tzd.add('TZOFFSETFROM', datetime.timedelta(hours=1))
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tzd.add('TZOFFSETTO', datetime.timedelta(hours=2))
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tzc.add_component(tzs)
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tzc.add_component(tzd)
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cal.add_component(tzc)
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event = icalendar.Event()
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tz = pytz.timezone("Europe/Vienna")
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event.add(
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'dtstart',
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tz.localize(datetime.datetime(2012, 2, 13, 10, 00, 00)))
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event.add(
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'dtend',
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tz.localize(datetime.datetime(2012, 2, 17, 18, 00, 00)))
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event.add(
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'dtstamp',
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tz.localize(datetime.datetime(2010, 10, 10, 10, 10, 10)))
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event.add(
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'created',
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tz.localize(datetime.datetime(2010, 10, 10, 10, 10, 10)))
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event.add('uid', '123456')
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event.add(
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'last-modified',
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tz.localize(datetime.datetime(2010, 10, 10, 10, 10, 10)))
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event.add('summary', 'artsprint 2012')
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# event.add('rrule', 'FREQ=YEARLY;INTERVAL=1;COUNT=10')
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event.add('description', 'sprinting at the artsprint')
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event.add('location', 'aka bild, wien')
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event.add('categories', 'first subject')
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event.add('categories', 'second subject')
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event.add('attendee', 'häns')
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event.add('attendee', 'franz')
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event.add('attendee', 'sepp')
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event.add('contact', 'Max Mustermann, 1010 Wien')
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event.add('url', 'http://plone.org')
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cal.add_component(event)
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test_out = b'|'.join(cal.to_ical().splitlines())
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test_out = test_out.decode('utf-8')
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vtimezone_lines = "BEGIN:VTIMEZONE|TZID:Europe/Vienna|X-LIC-LOCATION:"
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"Europe/Vienna|BEGIN:STANDARD|DTSTART;VALUE=DATE-TIME:19701025T03"
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"0000|RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10|RRULE:FREQ=YEARLY;B"
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"YDAY=-1SU;BYMONTH=3|TZNAME:CET|TZOFFSETFROM:+0200|TZOFFSETTO:+01"
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"00|END:STANDARD|BEGIN:DAYLIGHT|DTSTART;VALUE=DATE-TIME:19700329T"
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"020000|TZNAME:CEST|TZOFFSETFROM:+0100|TZOFFSETTO:+0200|END:DAYLI"
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"GHT|END:VTIMEZONE"
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self.assertTrue(vtimezone_lines in test_out)
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test_str = "DTSTART;TZID=Europe/Vienna;VALUE=DATE-TIME:20120213T100000"
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self.assertTrue(test_str in test_out)
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self.assertTrue("ATTENDEE:sepp" in test_out)
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# ical standard expects DTSTAMP and CREATED in UTC
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self.assertTrue("DTSTAMP;VALUE=DATE-TIME:20101010T081010Z" in test_out)
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self.assertTrue("CREATED;VALUE=DATE-TIME:20101010T081010Z" in test_out)
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def test_tzinfo_dateutil(self):
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# Test for issues #77, #63
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# references: #73,7430b66862346fe3a6a100ab25e35a8711446717
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date = dateutil.parser.parse('2012-08-30T22:41:00Z')
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date2 = dateutil.parser.parse('2012-08-30T22:41:00 +02:00')
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self.assertTrue(date.tzinfo.__module__.startswith('dateutil.tz'))
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self.assertTrue(date2.tzinfo.__module__.startswith('dateutil.tz'))
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# make sure, it's parsed properly and doesn't throw an error
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self.assertTrue(icalendar.vDDDTypes(date).to_ical()
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== b'20120830T224100Z')
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self.assertTrue(icalendar.vDDDTypes(date2).to_ical()
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== b'20120830T224100')
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class TestTimezoneCreation(unittest.TestCase):
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def test_create_america_new_york(self):
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"""testing America/New_York, the most complex example from the
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RFC"""
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directory = os.path.dirname(__file__)
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with open(os.path.join(directory, 'america_new_york.ics'), 'rb') as fp:
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data = fp.read()
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cal = icalendar.Calendar.from_ical(data)
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tz = cal.walk('VEVENT')[0]['DTSTART'][0].dt.tzinfo
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self.assertEqual(str(tz), 'custom_America/New_York')
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pytz_new_york = pytz.timezone('America/New_York')
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# for reasons (tm) the locally installed version of the time zone
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# database isn't always complete, therefore we only compare some
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# transition times
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ny_transition_times = []
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ny_transition_info = []
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for num, date in enumerate(pytz_new_york._utc_transition_times):
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if datetime.datetime(1967, 4, 30, 7, 0)\
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<= date <= datetime.datetime(2037, 11, 1, 6, 0):
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ny_transition_times.append(date)
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ny_transition_info.append(pytz_new_york._transition_info[num])
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self.assertEqual(tz._utc_transition_times[:142], ny_transition_times)
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self.assertEqual(tz._transition_info[0:142], ny_transition_info)
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self.assertIn(
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(
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datetime.timedelta(-1, 72000),
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datetime.timedelta(0, 3600), 'EDT'
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),
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tz._tzinfos.keys()
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)
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self.assertIn(
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(datetime.timedelta(-1, 68400), datetime.timedelta(0), 'EST'),
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tz._tzinfos.keys()
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)
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def test_create_pacific_fiji(self):
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"""testing Pacific/Fiji, another pretty complex example with more than
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one RDATE property per subcomponent"""
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self.maxDiff = None
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directory = os.path.dirname(__file__)
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with open(os.path.join(directory, 'pacific_fiji.ics'), 'rb') as fp:
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data = fp.read()
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cal = icalendar.Calendar.from_ical(data)
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tz = cal.walk('VEVENT')[0]['DTSTART'][0].dt.tzinfo
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self.assertEqual(str(tz), 'custom_Pacific/Fiji')
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self.assertEqual(tz._utc_transition_times,
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[datetime.datetime(1915, 10, 25, 12, 4),
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datetime.datetime(1998, 10, 31, 14, 0),
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datetime.datetime(1999, 2, 27, 14, 0),
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datetime.datetime(1999, 11, 6, 14, 0),
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datetime.datetime(2000, 2, 26, 14, 0),
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datetime.datetime(2009, 11, 28, 14, 0),
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datetime.datetime(2010, 3, 27, 14, 0),
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datetime.datetime(2010, 10, 23, 14, 0),
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datetime.datetime(2011, 3, 5, 14, 0),
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datetime.datetime(2011, 10, 22, 14, 0),
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datetime.datetime(2012, 1, 21, 14, 0),
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datetime.datetime(2012, 10, 20, 14, 0),
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datetime.datetime(2013, 1, 19, 14, 0),
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datetime.datetime(2013, 10, 26, 14, 0),
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datetime.datetime(2014, 1, 18, 13, 0),
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datetime.datetime(2014, 10, 25, 14, 0),
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datetime.datetime(2015, 1, 17, 13, 0),
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datetime.datetime(2015, 10, 24, 14, 0),
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datetime.datetime(2016, 1, 23, 13, 0),
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datetime.datetime(2016, 10, 22, 14, 0),
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datetime.datetime(2017, 1, 21, 13, 0),
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datetime.datetime(2017, 10, 21, 14, 0),
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datetime.datetime(2018, 1, 20, 13, 0),
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datetime.datetime(2018, 10, 20, 14, 0),
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datetime.datetime(2019, 1, 19, 13, 0),
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datetime.datetime(2019, 10, 26, 14, 0),
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datetime.datetime(2020, 1, 18, 13, 0),
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datetime.datetime(2020, 10, 24, 14, 0),
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datetime.datetime(2021, 1, 23, 13, 0),
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datetime.datetime(2021, 10, 23, 14, 0),
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datetime.datetime(2022, 1, 22, 13, 0),
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datetime.datetime(2022, 10, 22, 14, 0),
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datetime.datetime(2023, 1, 21, 13, 0),
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datetime.datetime(2023, 10, 21, 14, 0),
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datetime.datetime(2024, 1, 20, 13, 0),
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datetime.datetime(2024, 10, 26, 14, 0),
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datetime.datetime(2025, 1, 18, 13, 0),
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datetime.datetime(2025, 10, 25, 14, 0),
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datetime.datetime(2026, 1, 17, 13, 0),
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datetime.datetime(2026, 10, 24, 14, 0),
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datetime.datetime(2027, 1, 23, 13, 0),
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datetime.datetime(2027, 10, 23, 14, 0),
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datetime.datetime(2028, 1, 22, 13, 0),
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datetime.datetime(2028, 10, 21, 14, 0),
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datetime.datetime(2029, 1, 20, 13, 0),
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datetime.datetime(2029, 10, 20, 14, 0),
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datetime.datetime(2030, 1, 19, 13, 0),
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datetime.datetime(2030, 10, 26, 14, 0),
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datetime.datetime(2031, 1, 18, 13, 0),
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datetime.datetime(2031, 10, 25, 14, 0),
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datetime.datetime(2032, 1, 17, 13, 0),
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datetime.datetime(2032, 10, 23, 14, 0),
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datetime.datetime(2033, 1, 22, 13, 0),
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datetime.datetime(2033, 10, 22, 14, 0),
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datetime.datetime(2034, 1, 21, 13, 0),
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datetime.datetime(2034, 10, 21, 14, 0),
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datetime.datetime(2035, 1, 20, 13, 0),
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datetime.datetime(2035, 10, 20, 14, 0),
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datetime.datetime(2036, 1, 19, 13, 0),
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datetime.datetime(2036, 10, 25, 14, 0),
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datetime.datetime(2037, 1, 17, 13, 0),
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datetime.datetime(2037, 10, 24, 14, 0),
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datetime.datetime(2038, 1, 23, 13, 0),
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datetime.datetime(2038, 10, 23, 14, 0)]
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)
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self.assertEqual(
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tz._transition_info,
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[(
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datetime.timedelta(0, 43200),
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datetime.timedelta(0),
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'custom_Pacific/Fiji_19151026T000000_+115544_+1200'
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)] +
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3 * [(
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datetime.timedelta(0, 46800),
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datetime.timedelta(0, 3600),
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'custom_Pacific/Fiji_19981101T020000_+1200_+1300'
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), (
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datetime.timedelta(0, 43200),
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datetime.timedelta(0),
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'custom_Pacific/Fiji_19990228T030000_+1300_+1200')
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] +
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3 * [(
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datetime.timedelta(0, 46800),
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datetime.timedelta(0, 3600),
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'custom_Pacific/Fiji_20101024T020000_+1200_+1300'
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), (
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datetime.timedelta(0, 43200),
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datetime.timedelta(0),
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'custom_Pacific/Fiji_19990228T030000_+1300_+1200'
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)] +
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25 * [(
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datetime.timedelta(0, 46800),
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datetime.timedelta(0, 3600),
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'custom_Pacific/Fiji_20101024T020000_+1200_+1300'
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), (
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datetime.timedelta(0, 43200),
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datetime.timedelta(0),
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'custom_Pacific/Fiji_20140119T020000_+1300_+1200'
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)] +
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[(
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datetime.timedelta(0, 46800),
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datetime.timedelta(0, 3600),
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'custom_Pacific/Fiji_20101024T020000_+1200_+1300'
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)]
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)
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self.assertIn(
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(
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datetime.timedelta(0, 46800),
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datetime.timedelta(0, 3600),
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'custom_Pacific/Fiji_19981101T020000_+1200_+1300'
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),
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tz._tzinfos.keys()
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)
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self.assertIn(
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(
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datetime.timedelta(0, 43200),
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datetime.timedelta(0),
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'custom_Pacific/Fiji_19990228T030000_+1300_+1200'
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),
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tz._tzinfos.keys()
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)
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|
|
||
|
|
def test_same_start_date(self):
|
||
|
|
"""testing if we can handle VTIMEZONEs whose different components
|
||
|
|
have the same start DTIMEs."""
|
||
|
|
directory = os.path.dirname(__file__)
|
||
|
|
with open(os.path.join(directory, 'timezone_same_start.ics'), 'rb') as fp:
|
||
|
|
data = fp.read()
|
||
|
|
cal = icalendar.Calendar.from_ical(data)
|
||
|
|
d = cal.subcomponents[1]['DTSTART'].dt
|
||
|
|
self.assertEqual(d.strftime('%c'), 'Fri Feb 24 12:00:00 2017')
|
||
|
|
|
||
|
|
def test_same_start_date_and_offset(self):
|
||
|
|
"""testing if we can handle VTIMEZONEs whose different components
|
||
|
|
have the same DTSTARTs, TZOFFSETFROM, and TZOFFSETTO."""
|
||
|
|
directory = os.path.dirname(__file__)
|
||
|
|
with open(os.path.join(directory, 'timezone_same_start_and_offset.ics'), 'rb') as fp:
|
||
|
|
data = fp.read()
|
||
|
|
cal = icalendar.Calendar.from_ical(data)
|
||
|
|
d = cal.subcomponents[1]['DTSTART'].dt
|
||
|
|
self.assertEqual(d.strftime('%c'), 'Fri Feb 24 12:00:00 2017')
|
||
|
|
|
||
|
|
def test_rdate(self):
|
||
|
|
"""testing if we can handle VTIMEZONEs who only have an RDATE, not RRULE
|
||
|
|
"""
|
||
|
|
directory = os.path.dirname(__file__)
|
||
|
|
with open(os.path.join(directory, 'timezone_rdate.ics'), 'rb') as fp:
|
||
|
|
data = fp.read()
|
||
|
|
cal = icalendar.Calendar.from_ical(data)
|
||
|
|
vevent = cal.walk('VEVENT')[0]
|
||
|
|
tz = vevent['DTSTART'].dt.tzinfo
|
||
|
|
self.assertEqual(str(tz), 'posix/Europe/Vaduz')
|
||
|
|
self.assertEqual(
|
||
|
|
tz._utc_transition_times[:6],
|
||
|
|
[
|
||
|
|
datetime.datetime(1901, 12, 13, 20, 45, 38),
|
||
|
|
datetime.datetime(1941, 5, 5, 0, 0, 0),
|
||
|
|
datetime.datetime(1941, 10, 6, 0, 0, 0),
|
||
|
|
datetime.datetime(1942, 5, 4, 0, 0, 0),
|
||
|
|
datetime.datetime(1942, 10, 5, 0, 0, 0),
|
||
|
|
datetime.datetime(1981, 3, 29, 1, 0),
|
||
|
|
])
|
||
|
|
self.assertEqual(
|
||
|
|
tz._transition_info[:6],
|
||
|
|
[
|
||
|
|
(datetime.timedelta(0, 3600), datetime.timedelta(0), 'CET'),
|
||
|
|
(datetime.timedelta(0, 7200), datetime.timedelta(0, 3600), 'CEST'),
|
||
|
|
(datetime.timedelta(0, 3600), datetime.timedelta(0), 'CET'),
|
||
|
|
(datetime.timedelta(0, 7200), datetime.timedelta(0, 3600), 'CEST'),
|
||
|
|
(datetime.timedelta(0, 3600), datetime.timedelta(0), 'CET'),
|
||
|
|
(datetime.timedelta(0, 7200), datetime.timedelta(0, 3600), 'CEST'),
|
||
|
|
]
|
||
|
|
)
|