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russ...@bcc190cf-cafb-0310-a4f2-bffc1f526a37  committed a427ac8

Fixed #13686 -- Ensure that memcache handling of unicode values in add() and set_many() is consistent with the handling provided by get() and set(). Thanks to nedbatchelder for the report, and to jbalogh, accuser and Jacob Burch for their work ont the patch.

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  • Parent commits c157247

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Files changed (2)

File django/core/cache/backends/memcached.py

 
     def add(self, key, value, timeout=0, version=None):
         key = self.make_key(key, version=version)
-        if isinstance(value, unicode):
-            value = value.encode('utf-8')
         return self._cache.add(key, value, self._get_memcache_timeout(timeout))
 
     def get(self, key, default=None, version=None):
         safe_data = {}
         for key, value in data.items():
             key = self.make_key(key, version=version)
-            if isinstance(value, unicode):
-                value = value.encode('utf-8')
             safe_data[key] = value
         self._cache.set_multi(safe_data, self._get_memcache_timeout(timeout))
 

File tests/regressiontests/cache/tests.py

             u'Iñtërnâtiônàlizætiøn': u'Iñtërnâtiônàlizætiøn2',
             u'ascii': {u'x' : 1 }
             }
+        # Test `set`
         for (key, value) in stuff.items():
             self.cache.set(key, value)
             self.assertEqual(self.cache.get(key), value)
 
+        # Test `add`
+        for (key, value) in stuff.items():
+            self.cache.delete(key)
+            self.cache.add(key, value)
+            self.assertEqual(self.cache.get(key), value)
+
+        # Test `set_many`
+        for (key, value) in stuff.items():
+            self.cache.delete(key)
+        self.cache.set_many(stuff)
+        for (key, value) in stuff.items():
+            self.assertEqual(self.cache.get(key), value)
+
     def test_binary_string(self):
         # Binary strings should be cachable
         from zlib import compress, decompress
         value = 'value_to_be_compressed'
         compressed_value = compress(value)
+
+        # Test set
         self.cache.set('binary1', compressed_value)
         compressed_result = self.cache.get('binary1')
         self.assertEqual(compressed_value, compressed_result)
         self.assertEqual(value, decompress(compressed_result))
 
+        # Test add
+        self.cache.add('binary1-add', compressed_value)
+        compressed_result = self.cache.get('binary1-add')
+        self.assertEqual(compressed_value, compressed_result)
+        self.assertEqual(value, decompress(compressed_result))
+
+        # Test set_many
+        self.cache.set_many({'binary1-set_many': compressed_value})
+        compressed_result = self.cache.get('binary1-set_many')
+        self.assertEqual(compressed_value, compressed_result)
+        self.assertEqual(value, decompress(compressed_result))
+
     def test_set_many(self):
         # Multiple keys can be set using set_many
         self.cache.set_many({"key1": "spam", "key2": "eggs"})