Remove unrelated tracebacks from test output

This mocks some calls the ThreadGroup when testing update and delete of
the stack, resulting in tracebacks when the threads randomly run later
on in the test suite.

Change-Id: Ia1a376933c2e25b6cf0fe6a26f47e381cbb1a55e
Fixes: bug #1182285

diff --git a/heat/tests/test_engine_service.py b/heat/tests/test_engine_service.py
index c259155ddedf49c036b0a46c1ebd0b4a4fd8b7d6..c92a3d331602fb79cf39a95448ad70f7dd96d071 100644 (file)
--- a/heat/tests/test_engine_service.py
+++ b/heat/tests/test_engine_service.py
@@ -293,6 +293,8 @@ class stackServiceCreateUpdateDeleteTest(HeatTestCase):
 
         parser.Stack.load(self.ctx, stack=s).AndReturn(stack)
 
+        self.man.tg = DummyThreadGroup()
+
         self.m.ReplayAll()
 
         self.assertEqual(self.man.delete_stack(self.ctx, stack.identifier()),
@@ -338,6 +340,9 @@ class stackServiceCreateUpdateDeleteTest(HeatTestCase):
         self.m.StubOutWithMock(stack, 'validate')
         stack.validate().AndReturn(None)
 
+        self.m.StubOutWithMock(threadgroup, 'ThreadGroup')
+        threadgroup.ThreadGroup().AndReturn(DummyThreadGroup())
+
         self.m.ReplayAll()
 
         result = self.man.update_stack(self.ctx, old_stack.identifier(),