Python 2.3 fix: assertTrue *still* doesn't exist in Python 2.3

The tests and testing framework should use failUnless() instead.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@10100 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/test/testcases.py

@@ -278,7 +278,7 @@ class TransactionTestCase(unittest.TestCase):
         """
         if hasattr(response, 'redirect_chain'):
             # The request was a followed redirect
-            self.assertTrue(len(response.redirect_chain) > 0,
+            self.failUnless(len(response.redirect_chain) > 0,
                 ("Response didn't redirect as expected: Response code was %d"
                 " (expected %d)" % (response.status_code, status_code)))
 
@@ -453,4 +453,4 @@ class TestCase(TransactionTestCase):
         restore_transaction_methods()
         transaction.rollback()
         transaction.leave_transaction_management()
-        connection.close()
+        connection.close()