1 files changed, 24 insertions, 1 deletions
diff --git a/django/test/utils.py b/django/test/utils.py
index b6ab39901b..8ecb5a0e60 100644
--- a/django/test/utils.py
+++ b/django/test/utils.py
@@ -1,4 +1,6 @@
-import sys, time, os
+import sys
+import time
+import os
 from django.conf import settings
 from django.core import mail
 from django.core.mail.backends import locmem
@@ -6,6 +8,21 @@ from django.test import signals
 from django.template import Template
 from django.utils.translation import deactivate
 
+
+class Approximate(object):
+    def __init__(self, val, places=7):
+        self.val = val
+        self.places = places
+
+    def __repr__(self):
+        return repr(self.val)
+
+    def __eq__(self, other):
+        if self.val == other:
+            return True
+        return round(abs(self.val-other), self.places) == 0
+
+
 class ContextList(list):
     """A wrapper that provides direct key access to context items contained
     in a list of context objects.
@@ -19,6 +36,12 @@ class ContextList(list):
         else:
             return super(ContextList, self).__getitem__(key)
 
+    def __contains__(self, key):
+        try:
+            value = self[key]
+        except KeyError:
+            return False
+        return True
 
 def instrumented_test_render(self, context):
     """