cpython/Lib/test/test_datetime.py

49 lines
1.8 KiB
Python

import unittest
import sys
from test.support import import_fresh_module, run_unittest
TESTS = 'test.datetimetester'
# XXX: import_fresh_module() is supposed to leave sys.module cache untouched,
# XXX: but it does not, so we have to save and restore it ourselves.
save_sys_modules = sys.modules.copy()
try:
pure_tests = import_fresh_module(TESTS, fresh=['datetime', '_strptime'],
blocked=['_datetime'])
fast_tests = import_fresh_module(TESTS, fresh=['datetime',
'_datetime', '_strptime'])
finally:
sys.modules.clear()
sys.modules.update(save_sys_modules)
test_modules = [pure_tests, fast_tests]
test_suffixes = ["_Pure", "_Fast"]
# XXX(gb) First run all the _Pure tests, then all the _Fast tests. You might
# not believe this, but in spite of all the sys.modules trickery running a _Pure
# test last will leave a mix of pure and native datetime stuff lying around.
test_classes = []
for module, suffix in zip(test_modules, test_suffixes):
for name, cls in module.__dict__.items():
if not (isinstance(cls, type) and issubclass(cls, unittest.TestCase)):
continue
cls.__name__ = name + suffix
@classmethod
def setUpClass(cls_, module=module):
cls_._save_sys_modules = sys.modules.copy()
sys.modules[TESTS] = module
sys.modules['datetime'] = module.datetime_module
sys.modules['_strptime'] = module._strptime
@classmethod
def tearDownClass(cls_):
sys.modules.clear()
sys.modules.update(cls_._save_sys_modules)
cls.setUpClass = setUpClass
cls.tearDownClass = tearDownClass
test_classes.append(cls)
def test_main():
run_unittest(*test_classes)
if __name__ == "__main__":
test_main()