diff --git a/evapp/tests.py b/evapp/tests.py
index 43d65cb..57431b5 100644
--- a/evapp/tests.py
+++ b/evapp/tests.py
@@ -9,11 +9,16 @@ class LoginTestCase(TestCase):
     def setUp(self):
         self.client = Client()
         self.user = User.objects.create_user('vladimir', 'vladimir@reiherzehe.com', 'reiherzehe')
+        self.client.login(username='vladimir', password='reiherzehe')
+        self.response = self.client.get('/')
 
     def testLogin(self):
-        self.client.login(username='vladimir', password='reiherzehe')
-        response = self.client.get('/')
-        self.assertContains(response, 'Du bist eingeloggt als vladimir@reiherzehe.com', status_code=200)
+        self.assertContains(self.response, 'Du bist eingeloggt als vladimir@reiherzehe.com', status_code=200)
+
+    def testDebugWarning(self):
+        with self.settings(DEBUG=True):
+            self.assertContains(self.response, "WARNUNG! Test-MODUS aktiviert. Es werden keine Mails verschickt!", status_code=200)
+
 
 class SimpleTest(TestCase):
     def setUp(self):