From 7485f2a0cb7b378159a509c11224d04a942565b6 Mon Sep 17 00:00:00 2001
From: "Serge S. Koval" <serge.koval+github@gmail.com>
Date: Sun, 14 Apr 2013 00:28:36 +0300
Subject: [PATCH] _handle_exception in testing.py ignores passed exception

---
 tornado/testing.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tornado/testing.py b/tornado/testing.py
index 61c84306..5d8f6342 100644
--- a/tornado/testing.py
+++ b/tornado/testing.py
@@ -169,7 +169,7 @@ class AsyncTestCase(unittest.TestCase):
         return IOLoop()
 
     def _handle_exception(self, typ, value, tb):
-        self.__failure = sys.exc_info()
+        self.__failure = (typ, value, tb)
         self.stop()
         return True