Add a greenthread.sleep(0.3) in get_console_output unit test. This is needed because, for eventlet based unit tests, rpc polls, and there's a bit of a race. We need to fix this properly later on.

nova/tests/cloud_unittest.py

@@ -26,6 +26,7 @@ import StringIO
 import tempfile
 import time
 
+from eventlet import greenthread
 from twisted.internet import defer
 import unittest
 from xml.etree import ElementTree
@@ -101,6 +102,9 @@ class CloudTestCase(test.TrialTestCase):
         instance_id = rv['instancesSet'][0]['instanceId']
         output = yield self.cloud.get_console_output(context=self.context, instance_id=[instance_id])
         self.assertEquals(b64decode(output['output']), 'FAKE CONSOLE OUTPUT')
+        # TODO(soren): We need this until we can stop polling in the rpc code
+        #              for unit tests.
+        greenthread.sleep(0.3)
         rv = yield self.cloud.terminate_instances(self.context, [instance_id])