dbt-selly/dbt-env/lib/python3.8/site-packages/isodate/tests/test_datetime.py

158 lines
7.2 KiB
Python

##############################################################################
# Copyright 2009, Gerhard Weis
# All rights reserved.
#
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# modification, are permitted provided that the following conditions are met:
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# * Redistributions of source code must retain the above copyright notice,
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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'''
Test cases for the isodatetime module.
'''
import unittest
from datetime import datetime
from isodate import parse_datetime, UTC, FixedOffset, datetime_isoformat
from isodate import ISO8601Error
from isodate import DATE_BAS_COMPLETE, TIME_BAS_MINUTE, TIME_BAS_COMPLETE
from isodate import DATE_EXT_COMPLETE, TIME_EXT_MINUTE, TIME_EXT_COMPLETE
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,
'19850412T1015'),
('1985-04-12T10:15', datetime(1985, 4, 12, 10, 15),
DATE_EXT_COMPLETE + 'T' + TIME_EXT_MINUTE,
'1985-04-12T10:15'),
('1985102T1015Z', datetime(1985, 4, 12, 10, 15, tzinfo=UTC),
DATE_BAS_ORD_COMPLETE + 'T' + TIME_BAS_MINUTE + TZ_BAS,
'1985102T1015Z'),
('1985-102T10:15Z', datetime(1985, 4, 12, 10, 15, tzinfo=UTC),
DATE_EXT_ORD_COMPLETE + 'T' + TIME_EXT_MINUTE + TZ_EXT,
'1985-102T10:15Z'),
('1985W155T1015+0400', datetime(1985, 4, 12, 10, 15,
tzinfo=FixedOffset(4, 0,
'+0400')),
DATE_BAS_WEEK_COMPLETE + 'T' + TIME_BAS_MINUTE + TZ_BAS,
'1985W155T1015+0400'),
('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,
'1985-W15-5T10:15+04'),
('1985-W15-5T10:15-0430',
datetime(1985, 4, 12, 10, 15, tzinfo=FixedOffset(-4, -30,
'-0430'),),
DATE_EXT_WEEK_COMPLETE + 'T' + TIME_EXT_MINUTE + TZ_BAS,
'1985-W15-5T10:15-0430'),
('1985-W15-5T10:15+04:45',
datetime(1985, 4, 12, 10, 15, tzinfo=FixedOffset(4, 45,
'+04:45'),),
DATE_EXT_WEEK_COMPLETE + 'T' + TIME_EXT_MINUTE + TZ_EXT,
'1985-W15-5T10:15+04:45'),
('20110410T101225.123000Z',
datetime(2011, 4, 10, 10, 12, 25, 123000, tzinfo=UTC),
DATE_BAS_COMPLETE + 'T' + TIME_BAS_COMPLETE + ".%f" + TZ_BAS,
'20110410T101225.123000Z'),
('2012-10-12T08:29:46.069178Z',
datetime(2012, 10, 12, 8, 29, 46, 69178, tzinfo=UTC),
DATE_EXT_COMPLETE + 'T' + TIME_EXT_COMPLETE + '.%f' + TZ_BAS,
'2012-10-12T08:29:46.069178Z'),
('2012-10-12T08:29:46.691780Z',
datetime(2012, 10, 12, 8, 29, 46, 691780, tzinfo=UTC),
DATE_EXT_COMPLETE + 'T' + TIME_EXT_COMPLETE + '.%f' + TZ_BAS,
'2012-10-12T08:29:46.691780Z'),
('2012-10-30T08:55:22.1234567Z',
datetime(2012, 10, 30, 8, 55, 22, 123457, tzinfo=UTC),
DATE_EXT_COMPLETE + 'T' + TIME_EXT_COMPLETE + '.%f' + TZ_BAS,
'2012-10-30T08:55:22.123457Z'),
('2012-10-30T08:55:22.1234561Z',
datetime(2012, 10, 30, 8, 55, 22, 123456, tzinfo=UTC),
DATE_EXT_COMPLETE + 'T' + TIME_EXT_COMPLETE + '.%f' + TZ_BAS,
'2012-10-30T08:55:22.123456Z'),
('2014-08-18 14:55:22.123456Z', None,
DATE_EXT_COMPLETE + 'T' + TIME_EXT_COMPLETE + '.%f' + TZ_BAS,
'2014-08-18T14:55:22.123456Z'),
]
def create_testcase(datetimestring, expectation, format, output):
"""
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.
'''
if expectation is None:
self.assertRaises(ISO8601Error, parse_datetime, datetimestring)
else:
self.assertEqual(parse_datetime(datetimestring), 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),
output)
return unittest.TestLoader().loadTestsFromTestCase(TestDateTime)
def test_suite():
'''
Construct a TestSuite instance for all test cases.
'''
suite = unittest.TestSuite()
for datetimestring, expectation, format, output in TEST_CASES:
suite.addTest(create_testcase(datetimestring, expectation,
format, output))
return suite
# load_tests Protocol
def load_tests(loader, tests, pattern):
return test_suite()
if __name__ == '__main__':
unittest.main(defaultTest='test_suite')