fix api test

Author: margaretmeehan

app/api/tests/test_api.py

@@ -258,8 +258,8 @@ def test_can_create_same_label_in_multiple_projects(self):
         self.assertEqual(response.status_code, status.HTTP_201_CREATED)
 
     def test_can_create_same_suffix_with_different_prefix(self):
-        self.client.login(username=self.super_user_name,
-                          password=self.super_user_pass)
+        self.client.login(username=self.admin_user_name,
+                          password=self.admin_user_pass)
         label = {'text': 'Person', 'prefix_key': None, 'suffix_key': 'p'}
         response = self.client.post(self.url, format='json', data=label)
         self.assertEqual(response.status_code, status.HTTP_201_CREATED)
@@ -268,8 +268,8 @@ def test_can_create_same_suffix_with_different_prefix(self):
         self.assertEqual(response.status_code, status.HTTP_201_CREATED)
 
     def test_cannot_create_same_shortcut_key(self):
-        self.client.login(username=self.super_user_name,
-                          password=self.super_user_pass)
+        self.client.login(username=self.admin_user_name,
+                          password=self.admin_user_pass)
         label = {'text': 'Person', 'prefix_key': None, 'suffix_key': 'p'}
         response = self.client.post(self.url, format='json', data=label)
         self.assertEqual(response.status_code, status.HTTP_201_CREATED)