176 lines
9.7 KiB
Python
176 lines
9.7 KiB
Python
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import datetime
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import unittest
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import pytz
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from crontab import CronTab
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class TestCrontab(unittest.TestCase):
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def _run_test(self, crontab, max_delay, now=None, min_delay=None):
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ct = CronTab(crontab)
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now = now or datetime.datetime.utcnow()
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delay = ct.next(now, default_utc=True)
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assert delay is not None
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dd = (crontab, delay, max_delay, now, now+datetime.timedelta(seconds=delay))
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assert delay <= max_delay, dd
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if min_delay is not None:
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assert delay >= min_delay, dd
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if not crontab.endswith(' 2099'):
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delay2 = ct.previous(now + datetime.timedelta(seconds=delay), default_utc=True)
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dd = (crontab, delay, max_delay, now, now+datetime.timedelta(seconds=delay))
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assert abs(delay2) >= delay, (delay, delay2)
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pt = now + datetime.timedelta(seconds=delay) + datetime.timedelta(seconds=delay2)
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assert pt <= now, dd
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def _run_impossible(self, crontab, now):
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ct = CronTab(crontab)
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delay = ct.next(now, default_utc=True)
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assert delay is None, (crontab, delay, now, now+datetime.timedelta(seconds=delay))
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def test_closest(self):
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ce = CronTab("*/15 10-15 * * 1-5")
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t945 = datetime.datetime(2013, 1, 1, 9, 45) # tuesday
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t1245 = datetime.datetime(2013, 1, 1, 12, 45) # tuesday
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s1245 = datetime.datetime(2013, 1, 5, 12, 45) # saturday
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assert not ce.test(t945)
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assert not ce.test(s1245)
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assert ce.test(t1245)
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n = datetime.datetime.utcfromtimestamp(ce.next(t945, delta=False, default_utc=True))
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assert n == datetime.datetime(2013, 1, 1, 10, 0), n
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p = datetime.datetime.utcfromtimestamp(ce.previous(t945, delta=False, default_utc=True))
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assert p == datetime.datetime(2012, 12, 31, 15, 45), p
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n = datetime.datetime.utcfromtimestamp(ce.next(s1245, delta=False, default_utc=True))
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assert n == datetime.datetime(2013, 1, 7, 10, 0), n
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p = datetime.datetime.utcfromtimestamp(ce.previous(s1245, delta=False, default_utc=True))
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assert p == datetime.datetime(2013, 1, 4, 15, 45), p
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def test_normal(self):
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self._run_test('* * * * *', 60)
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self._run_test('0 * * * *', 3600)
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self._run_test('0 0 * * *', 86400)
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self._run_test('0 0 1 * *', 31*86400)
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self._run_test('5/15 * * * *', 15*60)
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self._run_test('5-51/15 * * * *', 15*60)
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self._run_test('1,8,40 * * * *', 3600)
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self._run_test('0 0 1 1 *', 86400 * 366)
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self._run_test('0 0 1 1 * 2099', 99 * 86400 * 366)
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self._run_test('0 0 ? * 0-6', 86400)
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self._run_test('0 0 31 * *', 62*86400, datetime.datetime(2011, 1, 31))
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self._run_test('0,1/2 * * * *', 60, datetime.datetime(2011, 1, 1, 1, 0))
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self._run_test('0,1/2 * * * *', 120, datetime.datetime(2011, 1, 1, 1, 1))
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self._run_test('0,1/2 * * * *', 60, datetime.datetime(2011, 1, 1, 1, 2))
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self._run_test('0-6,50-59/2 * * * *', 60, datetime.datetime(2011, 1, 1, 1, 1))
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self._run_test('0-6,50-59/2 * * * *', 120, datetime.datetime(2011, 1, 1, 1, 2))
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self._run_test('0-6,50-59/2 * * * *', 900, datetime.datetime(2011, 1, 1, 1, 45))
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self._run_test('0-6,50-59/2 * * * *', 60, datetime.datetime(2011, 1, 1, 1, 55))
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self._run_test('0-6,50/2 * * * *', 60, datetime.datetime(2011, 1, 1, 1, 55))
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self._run_test('10,20 15 * * *', 9*60, datetime.datetime(2011, 1, 1, 15, 1), min_delay=9*60)
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self._run_test('10,20 15 * * *', 5*60, datetime.datetime(2011, 1, 1, 15, 15), min_delay=5*60)
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self._run_test('10,20 15 * * *', 86400 - 600, datetime.datetime(2011, 1, 1, 15, 20), min_delay=86400 - 600)
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self._run_test('* 2-5 * * *', 12525, datetime.datetime(2013, 6, 19, 22, 31, 15), min_delay=12525)
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def test_alternate(self):
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self._run_test('0 0 1 jan-dec *', 32 * 86400)
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self._run_test('0 0 ? * sun-sat', 86400)
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def test_aliases(self):
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self._run_test('@hourly', 3600)
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self._run_test('@daily', 86400)
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self._run_test('@monthly', 31*86400)
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self._run_test('@yearly', 86400 * 366)
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def test_day_of_week(self):
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self._run_test('0 0 ? 7 mon', 4*86400, datetime.datetime(2011, 7, 15))
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self._run_test('0 0 ? 7 mon', 366*86400, datetime.datetime(2011, 7, 25, 1))
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self._run_test('0 0 ? 8 mon-fri', 5*86400 + 1, datetime.datetime(2011, 7, 27, 1))
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self._run_test('0 12 * * sat-sun', 129600, datetime.datetime(2015, 11, 6), 129600)
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self._run_test('0 12 * * sat-sun', 86400, datetime.datetime(2015, 11, 7, 12), 86400)
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self._run_test('0 12 * * sat-sun', 518400, datetime.datetime(2015, 11, 8, 12), 518400)
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def test_last_day(self):
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self._run_test('0 0 L 2 ?', 28*86400, datetime.datetime(2011, 1, 31))
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self._run_test('0 0 1,L 2 ?', 86400, datetime.datetime(2011, 1, 31))
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self._run_test('0 0 2,L 2 ?', 2*86400, datetime.datetime(2011, 1, 31))
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self._run_test('0 0 L 2 ?', 58*86400, datetime.datetime(2011, 1, 1))
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self._run_test('0 0 ? 2 L1', 58*86400, datetime.datetime(2011, 1, 31))
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self._run_test('0 0 ? 7 L1', 1*86400, datetime.datetime(2011, 7, 24))
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self._run_test('0 0 ? 7 L2', 2*86400, datetime.datetime(2011, 7, 24))
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self._run_test('0 0 ? 7 L3', 3*86400, datetime.datetime(2011, 7, 24))
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self._run_test('0 0 ? 7 L4', 4*86400, datetime.datetime(2011, 7, 24))
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self._run_test('0 0 ? 7 L5', 5*86400, datetime.datetime(2011, 7, 24))
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self._run_test('0 0 ? 7 L6', 6*86400, datetime.datetime(2011, 7, 24))
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self._run_test('0 0 ? 7 L0', 7*86400, datetime.datetime(2011, 7, 24))
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self._run_test('0 0 ? 7 L3-5', 3*86400, datetime.datetime(2011, 7, 24))
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self._run_test('0 0 ? 7 L3-5', 2*86400, datetime.datetime(2011, 7, 25))
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self._run_test('0 0 ? 7 L3-5', 86400, datetime.datetime(2011, 7, 26))
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self._run_test('0 0 ? 7 L3-5', 86400, datetime.datetime(2011, 7, 27))
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self._run_test('0 0 ? 7 L3-5', 86400, datetime.datetime(2011, 7, 28))
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self._run_test('0 0 ? 7 L3-5', 362*86400, datetime.datetime(2011, 7, 29))
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self._run_test('0 0 ? 7 L0-1', 24*86400, datetime.datetime(2011, 7, 1))
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self._run_test('0 0 ? 7 L0-1', 24*86400, datetime.datetime(2011, 7, 1))
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self._run_test('0 0 ? 7 L0-1', 86400, datetime.datetime(2011, 7, 24))
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self._run_test('0 0 ? 7 L0-1', 6*86400, datetime.datetime(2011, 7, 25))
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self._run_test('59 23 L 12 *', 282*86400, datetime.datetime(2012, 3, 25), 280*84400)
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self._run_test('0 0 ? 2 L1', 28*86400, datetime.datetime(2016, 2, 1), 28*86400)
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self._run_test('0 0 ? 2 L0', 27*86400, datetime.datetime(2016, 2, 1), 27*86400)
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self._run_test('0 0 ? 2 L7', 27*86400, datetime.datetime(2016, 2, 1), 27*86400)
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self._run_test('0 0 ? 2 L6', 26*86400, datetime.datetime(2016, 2, 1), 26*86400)
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self._run_test('0 0 ? 2 L5', 25*86400, datetime.datetime(2016, 2, 1), 25*86400)
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self._run_test('0 0 ? 2 L4', 24*86400, datetime.datetime(2016, 2, 1), 24*86400)
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self._run_test('0 0 ? 2 L3', 23*86400, datetime.datetime(2016, 2, 1), 23*86400)
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self._run_test('0 0 ? 2 L2', 22*86400, datetime.datetime(2016, 2, 1), 22*86400)
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def test_impossible(self):
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self._run_impossible('0 0 * 7 fri 2011', datetime.datetime(2011, 7, 31))
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self._run_impossible('0 0 29 2 * 2011', datetime.datetime(2011, 2, 1))
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self._run_impossible('0 0 L 1 * 2011', datetime.datetime(2011, 2, 1))
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self._run_impossible('0 0 L 1 * 2011', datetime.datetime(2011, 1, 31))
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self._run_impossible('0 0 ? 7 L3-5 2011', datetime.datetime(2011, 7, 29))
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self._run_impossible('0 0 29 2 * 2012-2015', datetime.datetime(2012, 2, 29))
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def test_bad_crontabs(self):
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self.assertRaises(ValueError, lambda: CronTab('*'))
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self.assertRaises(ValueError, lambda: CronTab('* *'))
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self.assertRaises(ValueError, lambda: CronTab('* * *'))
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self.assertRaises(ValueError, lambda: CronTab('* * * *'))
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self.assertRaises(ValueError, lambda: CronTab('* * * * * * *'))
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self.assertRaises(ValueError, lambda: CronTab('-1 * * * *'))
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self.assertRaises(ValueError, lambda: CronTab('* mon-tue * * *'))
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self.assertRaises(ValueError, lambda: CronTab('* * * feb-jan *'))
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self.assertRaises(ValueError, lambda: CronTab('* * * * L'))
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self.assertRaises(ValueError, lambda: CronTab('* * * L *'))
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self.assertRaises(ValueError, lambda: CronTab('* L * * *'))
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self.assertRaises(ValueError, lambda: CronTab('L * * * *'))
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self.assertRaises(ValueError, lambda: CronTab('* 1, * * *'))
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self.assertRaises(ValueError, lambda: CronTab('60 * * * *'))
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self.assertRaises(ValueError, lambda: CronTab('* 25 * * *'))
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self.assertRaises(ValueError, lambda: CronTab('* * 32 * *'))
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self.assertRaises(ValueError, lambda: CronTab('* * * 13 *'))
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self.assertRaises(ValueError, lambda: CronTab('* * * * 9999'))
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def test_previous(self):
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schedule = CronTab('0 * * * *')
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ts = datetime.datetime(2014, 6, 6, 9, 0, 0)
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for i in range(70):
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next = schedule.next(ts, default_utc=True)
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self.assertTrue(0 <= next <= 3600, next)
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previous = schedule.previous(ts, default_utc=True)
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self.assertTrue(-3600 <= previous <= 0, previous)
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ts += datetime.timedelta(seconds=1)
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def test_timezones(self):
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s = CronTab('0 9 13 3 * 2016')
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self.assertEquals(s.next(datetime.datetime(2016, 3, 13), default_utc=True), 32400)
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self.assertEquals(s.next(pytz.utc.localize(datetime.datetime(2016, 3, 13)), default_utc=True), 32400)
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self.assertEquals(s.next(pytz.timezone('US/Eastern').localize(datetime.datetime(2016, 3, 13))), 28800)
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if __name__ == '__main__':
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unittest.main()
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