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146 lines
5.1 KiB
Python
146 lines
5.1 KiB
Python
from test import test_support
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import time
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import unittest
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class TimeTestCase(unittest.TestCase):
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def setUp(self):
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self.t = time.time()
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def test_data_attributes(self):
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time.altzone
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time.daylight
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time.timezone
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time.tzname
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def test_clock(self):
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time.clock()
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def test_conversions(self):
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self.assert_(time.ctime(self.t)
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== time.asctime(time.localtime(self.t)))
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self.assert_(long(time.mktime(time.localtime(self.t)))
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== long(self.t))
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def test_sleep(self):
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time.sleep(1.2)
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def test_strftime(self):
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tt = time.gmtime(self.t)
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for directive in ('a', 'A', 'b', 'B', 'c', 'd', 'H', 'I',
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'j', 'm', 'M', 'p', 'S',
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'U', 'w', 'W', 'x', 'X', 'y', 'Y', 'Z', '%'):
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format = ' %' + directive
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try:
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time.strftime(format, tt)
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except ValueError:
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self.fail('conversion specifier: %r failed.' % format)
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def test_strptime(self):
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tt = time.gmtime(self.t)
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for directive in ('a', 'A', 'b', 'B', 'c', 'd', 'H', 'I',
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'j', 'm', 'M', 'p', 'S',
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'U', 'w', 'W', 'x', 'X', 'y', 'Y', 'Z', '%'):
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format = ' %' + directive
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try:
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time.strptime(time.strftime(format, tt), format)
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except ValueError:
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self.fail('conversion specifier: %r failed.' % format)
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def test_asctime(self):
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time.asctime(time.gmtime(self.t))
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self.assertRaises(TypeError, time.asctime, 0)
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def test_tzset(self):
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if not hasattr(time, "tzset"):
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return # Can't test this; don't want the test suite to fail
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from os import environ
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# Epoch time of midnight Dec 25th 2002. Never DST in northern
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# hemisphere.
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xmas2002 = 1040774400.0
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org_TZ = environ.get('TZ',None)
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try:
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# Make sure we can switch to UTC time and results are correct
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# Note that unknown timezones default to UTC.
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for tz in ('UTC','GMT','Luna/Tycho'):
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environ['TZ'] = 'US/Eastern'
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time.tzset()
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environ['TZ'] = tz
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time.tzset()
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self.failUnlessEqual(
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time.gmtime(xmas2002),time.localtime(xmas2002)
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)
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self.failUnlessEqual(time.timezone,time.altzone)
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self.failUnlessEqual(time.daylight,0)
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self.failUnlessEqual(time.timezone,0)
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self.failUnlessEqual(time.altzone,0)
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self.failUnlessEqual(time.localtime(xmas2002).tm_isdst,0)
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# Make sure we can switch to US/Eastern
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environ['TZ'] = 'US/Eastern'
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time.tzset()
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self.failIfEqual(time.gmtime(xmas2002),time.localtime(xmas2002))
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self.failUnlessEqual(time.tzname,('EST','EDT'))
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self.failUnlessEqual(len(time.tzname),2)
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self.failUnlessEqual(time.daylight,1)
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self.failUnlessEqual(time.timezone,18000)
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self.failUnlessEqual(time.altzone,14400)
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self.failUnlessEqual(time.localtime(xmas2002).tm_isdst,0)
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self.failUnlessEqual(len(time.tzname),2)
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# Now go to the southern hemisphere. We want somewhere all OS's
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# know about that has DST.
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environ['TZ'] = 'Australia/Melbourne'
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time.tzset()
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self.failIfEqual(time.gmtime(xmas2002),time.localtime(xmas2002))
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self.failUnless(time.tzname[0] in ('EST','AEST'))
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self.failUnless(time.tzname[1] in ('EST','EDT','AEDT'))
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self.failUnlessEqual(len(time.tzname),2)
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self.failUnlessEqual(time.daylight,1)
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self.failUnlessEqual(time.timezone,-36000)
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self.failUnlessEqual(time.altzone,-39600)
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self.failUnlessEqual(time.localtime(xmas2002).tm_isdst,1)
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# Get some times from a timezone that isn't wallclock timezone
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del environ['TZ']
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time.tzset()
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if time.timezone == 0:
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environ['TZ'] = 'US/Eastern'
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else:
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environ['TZ'] = 'UTC'
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time.tzset()
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nonlocal = time.localtime(xmas2002)
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# Then the same time in wallclock timezone
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del environ['TZ']
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time.tzset()
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local = time.localtime(xmas2002)
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# And make sure they arn't the same
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self.failIfEqual(local,nonlocal)
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# Do some basic sanity checking after wallclock time set
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self.failUnlessEqual(len(time.tzname),2)
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time.daylight
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time.timezone
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time.altzone
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finally:
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# Repair TZ environment variable in case any other tests
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# rely on it.
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if org_TZ is not None:
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environ['TZ'] = org_TZ
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elif environ.has_key('TZ'):
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del environ['TZ']
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def test_main():
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test_support.run_unittest(TimeTestCase)
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if __name__ == "__main__":
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test_main()
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