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Add a test case for Weak*Dictionary.update() that would have caught a
recently reported bug; also exposed some other bugs in the implementation.
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@ -280,6 +280,31 @@ def test_weak_keys(self):
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self.assert_(len(dict) == 0,
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"deleting the keys did not clear the dictionary")
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def check_update(self, klass, dict):
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weakdict = klass()
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weakdict.update(dict)
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self.assert_(len(weakdict) == len(dict))
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for k in weakdict.keys():
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self.assert_(dict.has_key(k),
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"mysterious new key appeared in weak dict")
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v = dict.get(k)
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self.assert_(v is weakdict[k])
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self.assert_(v is weakdict.get(k))
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for k in dict.keys():
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self.assert_(weakdict.has_key(k),
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"original key disappeared in weak dict")
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v = dict[k]
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self.assert_(v is weakdict[k])
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self.assert_(v is weakdict.get(k))
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def test_weak_valued_dict_update(self):
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self.check_update(weakref.WeakValueDictionary,
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{1: C(), 'a': C(), C(): C()})
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def test_weak_keyed_dict_update(self):
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self.check_update(weakref.WeakKeyDictionary,
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{C(): 1, C(): 2, C(): 3})
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run_unittest(ReferencesTestCase)
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run_unittest(MappingTestCase)
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