From d46142b79573d7ec514e8c1613989629af7bbd48 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20K=C3=B6gl?= <stefan@skoegl.net>
Date: Wed, 24 Jul 2013 20:34:28 +0200
Subject: [PATCH] assert expected type of response from CouchDB

---
 couchdbkit/client.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/couchdbkit/client.py b/couchdbkit/client.py
index 3a9c144..057f778 100644
--- a/couchdbkit/client.py
+++ b/couchdbkit/client.py
@@ -999,6 +999,9 @@ def fetch(self):
         self._dynamic_keys = []
 
         self._result_cache = self.fetch_raw().json_body
+        assert isinstance(self._result_cache, dict), 'received an invalid ' \
+            'response of type %s: %s' % \
+            (type(self._result_cache), repr(self._result_cache))
         self._total_rows = self._result_cache.get('total_rows')
         self._offset = self._result_cache.get('offset', 0)