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test for 4087

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This commit is contained in:
meejah 2024-01-19 12:09:20 -07:00
parent 19538e31f5
commit 6b7d1e985c
1 changed files with 12 additions and 0 deletions
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12
src/allmydata/test/test_storage_http.py
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@ -41,6 +41,7 @@ from werkzeug import routing
from werkzeug.exceptions import NotFound as WNotFound
from testtools.matchers import Equals
from zope.interface import implementer
import cbor2
from ..util.deferredutil import async_to_deferred
from ..util.cputhreadpool import disable_thread_pool_for_test
@ -1835,3 +1836,14 @@ class MutableSharedTests(SharedImmutableMutableTestsMixin, SyncTestCase):
A read with no range returns the whole mutable.
"""
return self._read_with_no_range_test(data_length)
def test_roundtrip_cbor2_encoding_issue(self):
"""
Some versions of cbor2 (5.6.0) don't correctly encode bytestrings
bigger than 65535
"""
for size in range(0, 65535*2, 17):
self.assertEqual(
size,
len(cbor2.loads(cbor2.dumps(b"\12" * size)))
)