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[3.12] gh-130655: Increase test coverage of gettext._expand_lang() (GH-130656) (GH-130672)

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(cherry picked from commit 24c52cb14c)

Co-authored-by: Tomas R <tomas.roun8@gmail.com>
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Miss Islington (bot) 2025-02-28 09:58:09 +01:00 • committed by GitHub
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commit aa91a11c40
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27
Lib/test/test_gettext.py
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@ -2,6 +2,7 @@ import os
import base64 import base64
import gettext import gettext
import unittest import unittest
import unittest.mock
from functools import partial from functools import partial
from test import support from test import support
@ -739,6 +740,32 @@ class GettextCacheTestCase(GettextBaseTest):
self.assertEqual(t.__class__, DummyGNUTranslations) self.assertEqual(t.__class__, DummyGNUTranslations)
class ExpandLangTestCase(unittest.TestCase):
def test_expand_lang(self):
# Test all combinations of territory, charset and
# modifier (locale extension)
locales = {
'cs': ['cs'],
'cs_CZ': ['cs_CZ', 'cs'],
'cs.ISO8859-2': ['cs.ISO8859-2', 'cs'],
'cs@euro': ['cs@euro', 'cs'],
'cs_CZ.ISO8859-2': ['cs_CZ.ISO8859-2', 'cs_CZ', 'cs.ISO8859-2',
'cs'],
'cs_CZ@euro': ['cs_CZ@euro', 'cs@euro', 'cs_CZ', 'cs'],
'cs.ISO8859-2@euro': ['cs.ISO8859-2@euro', 'cs@euro',
'cs.ISO8859-2', 'cs'],
'cs_CZ.ISO8859-2@euro': ['cs_CZ.ISO8859-2@euro', 'cs_CZ@euro',
'cs.ISO8859-2@euro', 'cs@euro',
'cs_CZ.ISO8859-2', 'cs_CZ',
'cs.ISO8859-2', 'cs'],
}
for locale, expanded in locales.items():
with self.subTest(locale=locale):
with unittest.mock.patch("locale.normalize",
return_value=locale):
self.assertEqual(gettext._expand_lang(locale), expanded)
class MiscTestCase(unittest.TestCase): class MiscTestCase(unittest.TestCase):
def test__all__(self): def test__all__(self):
support.check__all__(self, gettext, support.check__all__(self, gettext,