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bpo-32922: dbm.open() now encodes filename with the filesystem encoding. (GH-5832)

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Serhiy Storchaka 2018-02-26 16:02:22 +02:00 • committed by GitHub
parent 973cae07d6
commit 6f600ff173
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8 changed files with 134 additions and 19 deletions
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37
Lib/test/test_dbm_ndbm.py
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@ -1,5 +1,6 @@
from test import support
support.import_module("dbm.ndbm") #skip if not supported
import os
import unittest
import dbm.ndbm
from dbm.ndbm import error
@ -47,6 +48,42 @@ class DbmTestCase(unittest.TestCase):
self.assertEqual(str(cm.exception),
"DBM object has already been closed")
def test_bytes(self):
with dbm.ndbm.open(self.filename, 'c') as db:
db[b'bytes key \xbd'] = b'bytes value \xbd'
with dbm.ndbm.open(self.filename, 'r') as db:
self.assertEqual(list(db.keys()), [b'bytes key \xbd'])
self.assertTrue(b'bytes key \xbd' in db)
self.assertEqual(db[b'bytes key \xbd'], b'bytes value \xbd')
def test_unicode(self):
with dbm.ndbm.open(self.filename, 'c') as db:
db['Unicode key \U0001f40d'] = 'Unicode value \U0001f40d'
with dbm.ndbm.open(self.filename, 'r') as db:
self.assertEqual(list(db.keys()), ['Unicode key \U0001f40d'.encode()])
self.assertTrue('Unicode key \U0001f40d'.encode() in db)
self.assertTrue('Unicode key \U0001f40d' in db)
self.assertEqual(db['Unicode key \U0001f40d'.encode()],
'Unicode value \U0001f40d'.encode())
self.assertEqual(db['Unicode key \U0001f40d'],
'Unicode value \U0001f40d'.encode())
@unittest.skipUnless(support.TESTFN_NONASCII,
'requires OS support of non-ASCII encodings')
def test_nonascii_filename(self):
filename = support.TESTFN_NONASCII
for suffix in ['', '.pag', '.dir', '.db']:
self.addCleanup(support.unlink, filename + suffix)
with dbm.ndbm.open(filename, 'c') as db:
db[b'key'] = b'value'
self.assertTrue(any(os.path.exists(filename + suffix)
for suffix in ['', '.pag', '.dir', '.db']))
with dbm.ndbm.open(filename, 'r') as db:
self.assertEqual(list(db.keys()), [b'key'])
self.assertTrue(b'key' in db)
self.assertEqual(db[b'key'], b'value')
if __name__ == '__main__':
unittest.main()