Fixes Job.fetch when return value is unpickleable (#1184)

* Fixes Job.fetch when return value is unpickleable

* Fixed connection test in newer versions of Redis

1 files changed, 4 insertions, 2 deletions

diff --git a/tests/test_connection.py b/tests/test_connection.py
index c04358b..2f8be86 100644
--- a/tests/test_connection.py
+++ b/tests/test_connection.py
@@ -2,6 +2,8 @@
 from __future__ import (absolute_import, division, print_function,
                         unicode_literals)
 
+from redis import Redis
+
 from rq import Connection, Queue, use_connection, get_current_connection, pop_connection
 from rq.connections import NoRedisConnectionException
 
@@ -21,8 +23,8 @@ class TestConnectionInheritance(RQTestCase):
 
     def test_connection_stacking(self):
         """Connection stacking."""
-        conn1 = new_connection()
-        conn2 = new_connection()
+        conn1 = Redis(db=4)
+        conn2 = Redis(db=5)
 
         with Connection(conn1):
             q1 = Queue()