Prevent removing license via PUT/PATCH/DELETE to /api/v1/settings/system/.

awx/main/tests/functional/api/test_settings.py

@@ -0,0 +1,31 @@
+# Copyright (c) 2016 Ansible, Inc.
+# All Rights Reserved.
+
+# Python
+import pytest
+import mock
+
+# Django
+from django.core.urlresolvers import reverse
+
+# AWX
+from awx.conf.models import Setting
+
+
+@pytest.mark.django_db
+def test_license_cannot_be_removed_via_system_settings(get, put, patch, delete, admin, enterprise_license):
+    url = reverse('api:setting_singleton_detail', args=('system',))
+    response = get(url, user=admin, expect=200)
+    assert not response.data['LICENSE']
+    Setting.objects.create(key='LICENSE', value=enterprise_license)
+    response = get(url, user=admin, expect=200)
+    assert response.data['LICENSE']
+    put(url, user=admin, data=response.data, expect=200)
+    response = get(url, user=admin, expect=200)
+    assert response.data['LICENSE']
+    patch(url, user=admin, data={}, expect=200)
+    response = get(url, user=admin, expect=200)
+    assert response.data['LICENSE']
+    delete(url, user=admin, expect=204)
+    response = get(url, user=admin, expect=200)
+    assert response.data['LICENSE']