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'''
Test cases for the isotime module.
'''
import unittest
from datetime import time
from isodate import parse_time, UTC, FixedOffset, ISO8601Error, time_isoformat
from isodate import TIME_BAS_COMPLETE, TIME_BAS_MINUTE
from isodate import TIME_EXT_COMPLETE, TIME_EXT_MINUTE
from isodate import TIME_HOUR
from isodate import TZ_BAS, TZ_EXT, TZ_HOUR
# the following list contains tuples of ISO time strings and the expected
# result from the parse_time method. A result of None means an ISO8601Error
# is expected.
TEST_CASES = [('232050', time(23, 20, 50), TIME_BAS_COMPLETE + TZ_BAS),
('23:20:50', time(23, 20, 50), TIME_EXT_COMPLETE + TZ_EXT),
('2320', time(23, 20), TIME_BAS_MINUTE),
('23:20', time(23, 20), TIME_EXT_MINUTE),
('23', time(23), TIME_HOUR),
('232050,5', time(23, 20, 50, 500000), None),
('23:20:50.5', time(23, 20, 50, 500000), None),
# test precision
('15:33:42.123456', time(15, 33, 42, 123456), None),
('15:33:42.1234564', time(15, 33, 42, 123456), None),
('15:33:42.1234557', time(15, 33, 42, 123456), None),
('2320,8', time(23, 20, 48), None),
('23:20,8', time(23, 20, 48), None),
('23,3', time(23, 18), None),
('232030Z', time(23, 20, 30, tzinfo=UTC),
TIME_BAS_COMPLETE + TZ_BAS),
('2320Z', time(23, 20, tzinfo=UTC), TIME_BAS_MINUTE + TZ_BAS),
('23Z', time(23, tzinfo=UTC), TIME_HOUR + TZ_BAS),
('23:20:30Z', time(23, 20, 30, tzinfo=UTC),
TIME_EXT_COMPLETE + TZ_EXT),
('23:20Z', time(23, 20, tzinfo=UTC), TIME_EXT_MINUTE + TZ_EXT),
('152746+0100', time(15, 27, 46,
tzinfo=FixedOffset(1, 0, '+0100')), TIME_BAS_COMPLETE + TZ_BAS),
('152746-0500', time(15, 27, 46,
tzinfo=FixedOffset(-5, 0, '-0500')),
TIME_BAS_COMPLETE + TZ_BAS),
('152746+01', time(15, 27, 46,
tzinfo=FixedOffset(1, 0, '+01:00')),
TIME_BAS_COMPLETE + TZ_HOUR),
('152746-05', time(15, 27, 46,
tzinfo=FixedOffset(-5, -0, '-05:00')),
TIME_BAS_COMPLETE + TZ_HOUR),
('15:27:46+01:00', time(15, 27, 46,
tzinfo=FixedOffset(1, 0, '+01:00')),
TIME_EXT_COMPLETE + TZ_EXT),
('15:27:46-05:00', time(15, 27, 46,
tzinfo=FixedOffset(-5, -0, '-05:00')),
TIME_EXT_COMPLETE + TZ_EXT),
('15:27:46+01', time(15, 27, 46,
tzinfo=FixedOffset(1, 0, '+01:00')),
TIME_EXT_COMPLETE + TZ_HOUR),
('15:27:46-05', time(15, 27, 46,
tzinfo=FixedOffset(-5, -0, '-05:00')),
TIME_EXT_COMPLETE + TZ_HOUR),
('15:27:46-05:30', time(15, 27, 46,
tzinfo=FixedOffset(-5, -30, '-05:30')),
TIME_EXT_COMPLETE + TZ_EXT),
('15:27:46-0545', time(15, 27, 46,
tzinfo=FixedOffset(-5, -45, '-0545')),
TIME_EXT_COMPLETE + TZ_BAS),
('1:17:30', None, TIME_EXT_COMPLETE)]
def create_testcase(timestring, 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 TestTime(unittest.TestCase):
'''
A test case template to parse an ISO time string into a time
object.
'''
def test_parse(self):
'''
Parse an ISO time string and compare it to the expected value.
'''
if expectation is None:
self.assertRaises(ISO8601Error, parse_time, timestring)
else:
result = parse_time(timestring)
self.assertEqual(result, expectation)
def test_format(self):
'''
Take time object and create ISO string from it.
This is the reverse test to test_parse.
'''
if expectation is None:
self.assertRaises(AttributeError,
time_isoformat, expectation, format)
elif format is not None:
self.assertEqual(time_isoformat(expectation, format),
timestring)
return unittest.TestLoader().loadTestsFromTestCase(TestTime)
def test_suite():
'''
Construct a TestSuite instance for all test cases.
'''
suite = unittest.TestSuite()
for timestring, expectation, format in TEST_CASES:
suite.addTest(create_testcase(timestring, expectation, format))
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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