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django/tests/version/tests.py
William Schwartz 9ee693bd6c Fixed #32316 -- Deferred accessing __file__.
Deferred accessing the module-global variable __file__ because the
Python import API does not guarantee it always exists—in particular, it
does not exist in certain "frozen" environments. The following changes
advanced this goal.

Thanks to Carlton Gibson, Tom Forbes, Mariusz Felisiak, and Shreyas
Ravi for review and feedback.
2021-04-01 14:33:30 +02:00

62 lines
2.2 KiB
Python

from unittest import skipUnless
import django.utils.version
from django import get_version
from django.test import SimpleTestCase
from django.utils.version import (
get_complete_version, get_git_changeset, get_version_tuple,
)
class VersionTests(SimpleTestCase):
def test_development(self):
get_git_changeset.cache_clear()
ver_tuple = (1, 4, 0, 'alpha', 0)
# This will return a different result when it's run within or outside
# of a git clone: 1.4.devYYYYMMDDHHMMSS or 1.4.
ver_string = get_version(ver_tuple)
self.assertRegex(ver_string, r'1\.4(\.dev[0-9]+)?')
@skipUnless(
hasattr(django.utils.version, '__file__'),
'test_development() checks the same when __file__ is already missing, '
'e.g. in a frozen environments'
)
def test_development_no_file(self):
get_git_changeset.cache_clear()
version_file = django.utils.version.__file__
try:
del django.utils.version.__file__
self.test_development()
finally:
django.utils.version.__file__ = version_file
def test_releases(self):
tuples_to_strings = (
((1, 4, 0, 'alpha', 1), '1.4a1'),
((1, 4, 0, 'beta', 1), '1.4b1'),
((1, 4, 0, 'rc', 1), '1.4rc1'),
((1, 4, 0, 'final', 0), '1.4'),
((1, 4, 1, 'rc', 2), '1.4.1rc2'),
((1, 4, 1, 'final', 0), '1.4.1'),
)
for ver_tuple, ver_string in tuples_to_strings:
self.assertEqual(get_version(ver_tuple), ver_string)
def test_get_version_tuple(self):
self.assertEqual(get_version_tuple('1.2.3'), (1, 2, 3))
self.assertEqual(get_version_tuple('1.2.3b2'), (1, 2, 3))
self.assertEqual(get_version_tuple('1.2.3b2.dev0'), (1, 2, 3))
def test_get_version_invalid_version(self):
tests = [
# Invalid length.
(3, 2, 0, 'alpha', 1, '20210315111111'),
# Invalid development status.
(3, 2, 0, 'gamma', 1, '20210315111111'),
]
for version in tests:
with self.subTest(version=version), self.assertRaises(AssertionError):
get_complete_version(version)