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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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Lib/test/mapping_tests.py
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@ -14,7 +14,7 @@ class BasicTestMappingProtocol(unittest.TestCase):
def _reference(self):
"""Return a dictionary of values which are invariant by storage
in the object under test."""
return {1:2, "key1":"value1", "key2":(1,2,3)}
return {"1": "2", "key1":"value1", "key2":(1,2,3)}
def _empty_mapping(self):
"""Return an empty mapping object"""
return self.type2test()