From: Mike Bayer <mike_mp@zzzcomputing.com>
Date: Sat, 5 May 2012 03:18:52 +0000 (-0400)
Subject: a fix to allow mysql to work
X-Git-Tag: rel_0_7_7~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=89ad50aa7b3082a6ab299fbe9b6af22082c67acf;p=thirdparty%2Fsqlalchemy%2Fsqlalchemy.git

a fix to allow mysql to work
---

diff --git a/test/orm/test_unitofworkv2.py b/test/orm/test_unitofworkv2.py
index cfd36e696d..30557edefa 100644
--- a/test/orm/test_unitofworkv2.py
+++ b/test/orm/test_unitofworkv2.py
@@ -1,5 +1,5 @@
 from test.lib.testing import eq_, assert_raises, assert_raises_message
-from test.lib import testing
+from test.lib import testing, engines
 from test.lib.schema import Table, Column
 from test.orm import _fixtures
 from test.lib import fixtures
@@ -623,6 +623,16 @@ class RudimentaryFlushTest(UOWTest):
 
 
 class SingleCycleTest(UOWTest):
+    def teardown(self):
+        engines.testing_reaper.rollback_all()
+        # mysql can't handle delete from nodes
+        # since it doesn't deal with the FKs correctly,
+        # so wipe out the parent_id first
+        testing.db.execute(
+            self.tables.nodes.update().values(parent_id=None)
+        )
+        super(SingleCycleTest, self).teardown()
+
     def test_one_to_many_save(self):
         Node, nodes = self.classes.Node, self.tables.nodes
 
@@ -936,6 +946,7 @@ class SingleCycleTest(UOWTest):
         n1.children
         self._assert_uow_size(sess, 2)
 
+
     def test_delete_unloaded_m2o(self):
         Node, nodes = self.classes.Node, self.tables.nodes