From d43bfb261a0cb562fdfec6d94768c80d95844578 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Neuha=CC=88user?= <dasdasich@gmail.com>
Date: Thu, 20 Feb 2014 19:17:59 +0100
Subject: [PATCH] Add assertIsInstance to FlaskTestCase on 2.6

This fixes an error in ConfigTestCase.test_custom_config_class
---
 flask/testsuite/__init__.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/flask/testsuite/__init__.py b/flask/testsuite/__init__.py
index 8a6d1477..d0d62f29 100644
--- a/flask/testsuite/__init__.py
+++ b/flask/testsuite/__init__.py
@@ -167,6 +167,9 @@ class FlaskTestCase(unittest.TestCase):
         def assertNotIn(self, x, y):
             assert x not in y, "%r unexpectedly in %r" % (x, y)
 
+        def assertIsInstance(self, x, y):
+            assert isinstance(x, y), "not isinstance(%r, %r)" % (x, y)
+
 
 class _ExceptionCatcher(object):