Fixed a bug of the redis cache with bools. This fixes pallets#157

CHANGES

@@ -11,6 +11,8 @@ Version 0.8.3
   properly.
 - Restore stdout after debug console finished executing so
   that the debugger can be used on GAE better.
+- Fixed a bug with the redis cache for int subclasses
+  (affects bool caching).
 
 Version 0.8.2
 -------------

werkzeug/contrib/cache.py

@@ -488,7 +488,8 @@ def dump_object(self, value):
         """Dumps an object into a string for redis.  By default it serializes
         integers as regular string and pickle dumps everything else.
         """
-        if isinstance(value, (int, long)):
+        t = type(value)
+        if t is int or t is long:
             return str(value)
         return '!' + pickle.dumps(value)
 

werkzeug/testsuite/contrib/cache.py

@@ -149,6 +149,14 @@ def test_inc_dec(self):
         c.delete('foo')
 
 
+    def test_true_false(self):
+        c = self.make_cache()
+        c.set('foo', True)
+        assert c.get('foo') == True
+        c.set('bar', False)
+        assert c.get('bar') == False
+
+
 def suite():
     suite = unittest.TestSuite()
     suite.addTest(unittest.makeSuite(SimpleCacheTestCase))