Fixed #5189 -- Added logout method to test Client. Thanks, Jakub Wisniowski <restless.being@gmail.com>.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@5916 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/test/client.py

@@ -253,3 +253,14 @@ class Client:
         else:
             return False
 
+    def logout(self):
+        """Removes the authenticated user's cookies.
+
+        Causes the authenticated user to be logged out.
+        """
+        try:
+            Session.objects.get(session_key=self.cookies['sessionid'].value).delete()
+        except KeyError:
+            pass
+
+        self.cookies = SimpleCookie()