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[3.13] gh-130655: Add a test for big-endian MO files in gettext (GH-132469) (GH-133248)

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(cherry picked from commit 474f296718)

Co-authored-by: Tomas R <tomas.roun8@gmail.com>
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Miss Islington (bot) 2025-05-01 13:36:06 +02:00 • committed by GitHub
parent 679e632c5e
commit 90c786e377
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26
Lib/test/test_gettext.py
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@ -117,6 +117,23 @@ GNU_MO_DATA_CORRUPT = base64.b64encode(bytes([
0x62, 0x61, 0x72, 0x00, # Message data
]))
GNU_MO_DATA_BIG_ENDIAN = base64.b64encode(bytes([
0x95, 0x04, 0x12, 0xDE, # Magic
0x00, 0x00, 0x00, 0x00, # Version
0x00, 0x00, 0x00, 0x01, # Message count
0x00, 0x00, 0x00, 0x1C, # Message offset
0x00, 0x00, 0x00, 0x24, # Translation offset
0x00, 0x00, 0x00, 0x00, # Hash table size
0x00, 0x00, 0x00, 0x2C, # Hash table offset
0x00, 0x00, 0x00, 0x03, # 1st message length
0x00, 0x00, 0x00, 0x2C, # 1st message offset
0x00, 0x00, 0x00, 0x03, # 1st trans length
0x00, 0x00, 0x00, 0x30, # 1st trans offset
0x66, 0x6F, 0x6F, 0x00, # Message data
0x62, 0x61, 0x72, 0x00, # Message data
]))
UMO_DATA = b'''\
3hIElQAAAAADAAAAHAAAADQAAAAAAAAAAAAAAAAAAABMAAAABAAAAE0AAAAQAAAAUgAAAA8BAABj
AAAABAAAAHMBAAAWAAAAeAEAAABhYsOeAG15Y29udGV4dMOeBGFiw54AUHJvamVjdC1JZC1WZXJz
@ -144,6 +161,7 @@ MOFILE_BAD_MAGIC_NUMBER = os.path.join(LOCALEDIR, 'gettext_bad_magic_number.mo')
MOFILE_BAD_MAJOR_VERSION = os.path.join(LOCALEDIR, 'gettext_bad_major_version.mo')
MOFILE_BAD_MINOR_VERSION = os.path.join(LOCALEDIR, 'gettext_bad_minor_version.mo')
MOFILE_CORRUPT = os.path.join(LOCALEDIR, 'gettext_corrupt.mo')
MOFILE_BIG_ENDIAN = os.path.join(LOCALEDIR, 'gettext_big_endian.mo')
UMOFILE = os.path.join(LOCALEDIR, 'ugettext.mo')
MMOFILE = os.path.join(LOCALEDIR, 'metadata.mo')
@ -170,6 +188,8 @@ class GettextBaseTest(unittest.TestCase):
fp.write(base64.decodebytes(GNU_MO_DATA_BAD_MINOR_VERSION))
with open(MOFILE_CORRUPT, 'wb') as fp:
fp.write(base64.decodebytes(GNU_MO_DATA_CORRUPT))
with open(MOFILE_BIG_ENDIAN, 'wb') as fp:
fp.write(base64.decodebytes(GNU_MO_DATA_BIG_ENDIAN))
with open(UMOFILE, 'wb') as fp:
fp.write(base64.decodebytes(UMO_DATA))
with open(MMOFILE, 'wb') as fp:
@ -319,6 +339,12 @@ class GettextTestCase2(GettextBaseTest):
self.assertEqual(exception.strerror, "File is corrupt")
self.assertEqual(exception.filename, MOFILE_CORRUPT)
def test_big_endian_file(self):
with open(MOFILE_BIG_ENDIAN, 'rb') as fp:
t = gettext.GNUTranslations(fp)
self.assertEqual(t.gettext('foo'), 'bar')
def test_some_translations(self):
eq = self.assertEqual
# test some translations