/usr/lib/python2.7/dist-packages/isodate/tests/test_strf.py is in python-isodate 0.5.4-1.
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# Copyright 2009, Gerhard Weis
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
# * Neither the name of the authors nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT
##############################################################################
'''
Test cases for the isodate module.
'''
import unittest
import time
from datetime import datetime, timedelta
from isodate import strftime
from isodate import LOCAL
from isodate import DT_EXT_COMPLETE
from isodate import tzinfo
TEST_CASES = ((datetime(2012, 12, 25, 13, 30, 0, 0, LOCAL), DT_EXT_COMPLETE,
"2012-12-25T13:30:00+10:00"),
# DST ON
(datetime(1999, 12, 25, 13, 30, 0, 0, LOCAL), DT_EXT_COMPLETE,
"1999-12-25T13:30:00+11:00"),
# microseconds
(datetime(2012, 10, 12, 8, 29, 46, 69178),
"%Y-%m-%dT%H:%M:%S.%f",
"2012-10-12T08:29:46.069178"),
(datetime(2012, 10, 12, 8, 29, 46, 691780),
"%Y-%m-%dT%H:%M:%S.%f",
"2012-10-12T08:29:46.691780"),
)
def create_testcase(dt, format, expectation):
"""
Create a TestCase class for a specific test.
This allows having a separate TestCase for each test tuple from the
TEST_CASES list, so that a failed test won't stop other tests.
"""
class TestDate(unittest.TestCase):
'''
A test case template to test ISO date formatting.
'''
# local time zone mock function
def localtime_mock(self, secs):
"""
mock time.localtime so that it always returns a time_struct with
tm_idst=1
"""
tt = self.ORIG['localtime'](secs)
# befor 2000 everything is dst, after 2000 no dst.
if tt.tm_year < 2000:
dst = 1
else:
dst = 0
tt = (tt.tm_year, tt.tm_mon, tt.tm_mday,
tt.tm_hour, tt.tm_min, tt.tm_sec,
tt.tm_wday, tt.tm_yday, dst)
return time.struct_time(tt)
def setUp(self):
self.ORIG = {}
self.ORIG['STDOFFSET'] = tzinfo.STDOFFSET
self.ORIG['DSTOFFSET'] = tzinfo.DSTOFFSET
self.ORIG['DSTDIFF'] = tzinfo.DSTDIFF
self.ORIG['localtime'] = time.localtime
# ovveride all saved values with fixtures.
# calculate LOCAL TZ offset, so that this test runs in
# every time zone
tzinfo.STDOFFSET = timedelta(seconds=36000) # assume LOC = +10:00
tzinfo.DSTOFFSET = timedelta(seconds=39600) # assume DST = +11:00
tzinfo.DSTDIFF = tzinfo.DSTOFFSET - tzinfo.STDOFFSET
time.localtime = self.localtime_mock
def tearDown(self):
# restore test fixtures
tzinfo.STDOFFSET = self.ORIG['STDOFFSET']
tzinfo.DSTOFFSET = self.ORIG['DSTOFFSET']
tzinfo.DSTDIFF = self.ORIG['DSTDIFF']
time.localtime = self.ORIG['localtime']
def test_format(self):
'''
Take date object and create ISO string from it.
This is the reverse test to test_parse.
'''
if expectation is None:
self.assertRaises(AttributeError,
strftime(dt, format))
else:
self.assertEqual(strftime(dt, format),
expectation)
return unittest.TestLoader().loadTestsFromTestCase(TestDate)
def test_suite():
'''
Construct a TestSuite instance for all test cases.
'''
suite = unittest.TestSuite()
for dt, format, expectation in TEST_CASES:
suite.addTest(create_testcase(dt, format, expectation))
return suite
# load_tests Protocol
def load_tests(loader, tests, pattern):
return test_suite()
if __name__ == '__main__':
unittest.main(defaultTest='test_suite')
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