Reordered the shutdown process for tests so that all tests force a connection close. This is required to prevent some cross-test failures. Thanks to Florian Apolloner for the report and help tracking down the problem.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@14399 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/test/testcases.py

@@ -305,9 +305,20 @@ class TransactionTestCase(ut2.TestCase):
         """ Performs any post-test things. This includes:
 
             * Putting back the original ROOT_URLCONF if it was changed.
+            * Force closing the connection, so that the next test gets
+              a clean cursor.
         """
         self._fixture_teardown()
         self._urlconf_teardown()
+        # Some DB cursors include SQL statements as part of cursor
+        # creation. If you have a test that does rollback, the effect
+        # of these statements is lost, which can effect the operation
+        # of tests (e.g., losing a timezone setting causing objects to
+        # be created with the wrong time).
+        # To make sure this doesn't happen, get a clean connection at the
+        # start of every test.
+        for connection in connections.all():
+            connection.close()
 
     def _fixture_teardown(self):
         pass
@@ -575,9 +586,6 @@ class TestCase(TransactionTestCase):
             transaction.rollback(using=db)
             transaction.leave_transaction_management(using=db)
 
-        for connection in connections.all():
-            connection.close()
-
 def _deferredSkip(condition, reason):
     def decorator(test_func):
         if not (isinstance(test_func, type) and issubclass(test_func, TestCase)):