cpython/Lib/distutils/tests/test_version.py

88 lines
3.4 KiB
Python

"""Tests for distutils.version."""
import unittest
from distutils.version import LooseVersion
from distutils.version import StrictVersion
from test.support import run_unittest
class VersionTestCase(unittest.TestCase):
def test_prerelease(self):
version = StrictVersion('1.2.3a1')
self.assertEqual(version.version, (1, 2, 3))
self.assertEqual(version.prerelease, ('a', 1))
self.assertEqual(str(version), '1.2.3a1')
version = StrictVersion('1.2.0')
self.assertEqual(str(version), '1.2')
def test_cmp_strict(self):
versions = (('1.5.1', '1.5.2b2', -1),
('161', '3.10a', ValueError),
('8.02', '8.02', 0),
('3.4j', '1996.07.12', ValueError),
('3.2.pl0', '3.1.1.6', ValueError),
('2g6', '11g', ValueError),
('0.9', '2.2', -1),
('1.2.1', '1.2', 1),
('1.1', '1.2.2', -1),
('1.2', '1.1', 1),
('1.2.1', '1.2.2', -1),
('1.2.2', '1.2', 1),
('1.2', '1.2.2', -1),
('0.4.0', '0.4', 0),
('1.13++', '5.5.kw', ValueError))
for v1, v2, wanted in versions:
try:
res = StrictVersion(v1)._cmp(StrictVersion(v2))
except ValueError:
if wanted is ValueError:
continue
else:
raise AssertionError(("cmp(%s, %s) "
"shouldn't raise ValueError")
% (v1, v2))
self.assertEqual(res, wanted,
'cmp(%s, %s) should be %s, got %s' %
(v1, v2, wanted, res))
res = StrictVersion(v1)._cmp(v2)
self.assertEqual(res, wanted,
'cmp(%s, %s) should be %s, got %s' %
(v1, v2, wanted, res))
res = StrictVersion(v1)._cmp(object())
self.assertIs(res, NotImplemented,
'cmp(%s, %s) should be NotImplemented, got %s' %
(v1, v2, res))
def test_cmp(self):
versions = (('1.5.1', '1.5.2b2', -1),
('161', '3.10a', 1),
('8.02', '8.02', 0),
('3.4j', '1996.07.12', -1),
('3.2.pl0', '3.1.1.6', 1),
('2g6', '11g', -1),
('0.960923', '2.2beta29', -1),
('1.13++', '5.5.kw', -1))
for v1, v2, wanted in versions:
res = LooseVersion(v1)._cmp(LooseVersion(v2))
self.assertEqual(res, wanted,
'cmp(%s, %s) should be %s, got %s' %
(v1, v2, wanted, res))
res = LooseVersion(v1)._cmp(v2)
self.assertEqual(res, wanted,
'cmp(%s, %s) should be %s, got %s' %
(v1, v2, wanted, res))
res = LooseVersion(v1)._cmp(object())
self.assertIs(res, NotImplemented,
'cmp(%s, %s) should be NotImplemented, got %s' %
(v1, v2, res))
def test_suite():
return unittest.makeSuite(VersionTestCase)
if __name__ == "__main__":
run_unittest(test_suite())