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Merge from 3.1: Issue #13703: add a way to randomize the hash values of basic types (str, bytes, datetime)

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in order to make algorithmic complexity attacks on (e.g.) web apps much more complicated.

The environment variable PYTHONHASHSEED and the new command line flag -R control this
behavior.
This commit is contained in:
Georg Brandl 2012-02-20 21:31:46 +01:00
commit 09a7c72cad
34 changed files with 676 additions and 162 deletions
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4
Lib/test/test_urllib.py
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@ -13,6 +13,7 @@ import sys
import tempfile
from base64 import b64encode
import collections
def hexescape(char):
"""Escape char as RFC 2396 specifies"""
@ -953,8 +954,9 @@ class urlencode_Tests(unittest.TestCase):
self.assertEqual("a=1&a=2", urllib.parse.urlencode({"a": [1, 2]}, True))
self.assertEqual("a=None&a=a",
urllib.parse.urlencode({"a": [None, "a"]}, True))
data = collections.OrderedDict([("a", 1), ("b", 1)])
self.assertEqual("a=a&a=b",
urllib.parse.urlencode({"a": {"a": 1, "b": 1}}, True))
urllib.parse.urlencode({"a": data}, True))
def test_urlencode_encoding(self):
# ASCII encoding. Expect %3F with errors="replace'