From 7265888587c8ff29e5535d664b7badfd23d7e98f Mon Sep 17 00:00:00 2001
From: Ewan Mellor <ewan.mellor@citrix.com>
Date: Thu, 29 Jul 2010 09:08:31 +0100
Subject: [PATCH] Replace the second singleton unit test, lost during a merge.

---
 nova/tests/process_unittest.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/nova/tests/process_unittest.py b/nova/tests/process_unittest.py
index f5f304aa..75187e1f 100644
--- a/nova/tests/process_unittest.py
+++ b/nova/tests/process_unittest.py
@@ -120,3 +120,10 @@ class ProcessTestCase(test.TrialTestCase):
         pool2 = process.SharedPool()
         self.assertEqual(id(pool1._instance), id(pool2._instance))
 
+    def test_shared_pool_works_as_singleton(self):
+        d1 = process.simple_execute('sleep 1')
+        d2 = process.simple_execute('sleep 0.005')
+        # lp609749: would have failed with
+        # exceptions.AssertionError: Someone released me too many times:
+        # too many tokens!
+        return d1