From 904084611d740e26eb3cb44af9a3d2f3a6d1b665 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Anssi=20K=C3=A4=C3=A4ri=C3=A4inen?= <akaariai@gmail.com>
Date: Wed, 22 May 2013 08:28:17 +0300
Subject: [PATCH] Fixed #19895 -- Second iterator over invalid qs raises errors

The fix was already in the patch for #18702, so only test added for
ticket #19895.
---
 tests/queries/tests.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tests/queries/tests.py b/tests/queries/tests.py
index ffaf6435ec48e..68a06abb492b3 100644
--- a/tests/queries/tests.py
+++ b/tests/queries/tests.py
@@ -2504,6 +2504,13 @@ def test_iter_exceptions(self):
         with self.assertRaises(AttributeError):
             list(qs)
 
+    def test_invalid_qs_list(self):
+        # Test for #19895 - second iteration over invalid queryset
+        # raises errors.
+        qs = Article.objects.order_by('invalid_column')
+        self.assertRaises(FieldError, list, qs)
+        self.assertRaises(FieldError, list, qs)
+
 
 class NullJoinPromotionOrTest(TestCase):
     def setUp(self):