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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 isodatetime module.
'''
import unittest
from datetime import datetime
from isodate import parse_datetime, UTC, FixedOffset, datetime_isoformat
from isodate import DATE_BAS_COMPLETE, TIME_BAS_MINUTE, TIME_BAS_COMPLETE
from isodate import DATE_EXT_COMPLETE, TIME_EXT_MINUTE
from isodate import TZ_BAS, TZ_EXT, TZ_HOUR
from isodate import DATE_BAS_ORD_COMPLETE, DATE_EXT_ORD_COMPLETE
from isodate import DATE_BAS_WEEK_COMPLETE, DATE_EXT_WEEK_COMPLETE
# the following list contains tuples of ISO datetime strings and the expected
# result from the parse_datetime method. A result of None means an ISO8601Error
# is expected.
TEST_CASES = [('19850412T1015', datetime(1985, 4, 12, 10, 15),
DATE_BAS_COMPLETE + 'T' + TIME_BAS_MINUTE),
('1985-04-12T10:15', datetime(1985, 4, 12, 10, 15),
DATE_EXT_COMPLETE + 'T' + TIME_EXT_MINUTE),
('1985102T1015Z', datetime(1985, 4, 12, 10, 15, tzinfo=UTC),
DATE_BAS_ORD_COMPLETE + 'T' + TIME_BAS_MINUTE + TZ_BAS),
('1985-102T10:15Z', datetime(1985, 4, 12, 10, 15, tzinfo=UTC),
DATE_EXT_ORD_COMPLETE + 'T' + TIME_EXT_MINUTE + TZ_EXT),
('1985W155T1015+0400', datetime(1985, 4, 12, 10, 15,
tzinfo=FixedOffset(4, 0,
'+0400')),
DATE_BAS_WEEK_COMPLETE + 'T' + TIME_BAS_MINUTE + TZ_BAS),
('1985-W15-5T10:15+04', datetime(1985, 4, 12, 10, 15,
tzinfo=FixedOffset(4, 0,
'+0400')),
DATE_EXT_WEEK_COMPLETE + 'T' + TIME_EXT_MINUTE + TZ_HOUR),
('20110410T101225.123000Z',
datetime(2011, 4, 10, 10, 12, 25, 123000, tzinfo=UTC),
DATE_BAS_COMPLETE + 'T' + TIME_BAS_COMPLETE + ".%f" + TZ_BAS)]
def create_testcase(datetimestring, expectation, format):
"""
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 TestDateTime(unittest.TestCase):
'''
A test case template to parse an ISO datetime string into a
datetime object.
'''
def test_parse(self):
'''
Parse an ISO datetime string and compare it to the expected value.
'''
result = parse_datetime(datetimestring)
self.assertEqual(result, expectation)
def test_format(self):
'''
Take datetime object and create ISO string from it.
This is the reverse test to test_parse.
'''
if expectation is None:
self.assertRaises(AttributeError,
datetime_isoformat, expectation, format)
else:
self.assertEqual(datetime_isoformat(expectation, format),
datetimestring)
return unittest.TestLoader().loadTestsFromTestCase(TestDateTime)
def test_suite():
'''
Construct a TestSuite instance for all test cases.
'''
suite = unittest.TestSuite()
for datetimestring, expectation, format in TEST_CASES:
suite.addTest(create_testcase(datetimestring, expectation, format))
return suite
if __name__ == '__main__':
unittest.main(defaultTest='test_suite')
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