diff --git a/tests/mocktest.py b/tests/mocktest.py
index <HASH>..<HASH> 100644
--- a/tests/mocktest.py
+++ b/tests/mocktest.py
@@ -19,7 +19,7 @@ if 'mocktest' in sys.modules:
 from testcase import TestCase

 from testutils import RunTests

 

-from mock import Mock, sentinel, MakeMock

+from mock import Mock, sentinel, MakeMock, DEFAULT

 

 

 

@@ -61,7 +61,7 @@ class MockTest(TestCase):
         mock.assert_called_with(1, 2, fish=3)

         

         results = [1, 2, 3]

-        def effect(*args, **kwargs):

+        def effect():

             return results.pop()

         mock.side_effect = effect

         

@@ -72,6 +72,11 @@ class MockTest(TestCase):
         self.assertEquals(mock.side_effect, sentinel.SideEffect,

                           "side effect in constructor not used")

         

+        def side_effect():

+            return DEFAULT

+        mock = Mock(side_effect=side_effect, return_value=sentinel.RETURN)

+        self.assertEqual(mock(), sentinel.RETURN)

+
Changing the way side_effect is called