1 files changed, 25 insertions, 0 deletions
diff --git a/keystone/tests/_test_import_auth_token.py b/keystone/tests/_test_import_auth_token.py
new file mode 100644
index 00000000..4e16f9a4
--- /dev/null
+++ b/keystone/tests/_test_import_auth_token.py
@@ -0,0 +1,25 @@
+"""This is an isolated test to prevent unexpected imports.
+
+This module must be run in isolation, e.g.:
+
+  $ ./run_tests.sh _test_import_auth_token.py
+
+This module can be removed when keystone.middleware.auth_token is removed.
+
+"""
+
+import unittest
+
+
+class TestAuthToken(unittest.TestCase):
+    def test_import(self):
+        # a consuming service like nova would import oslo.config first
+        from oslo.config import cfg
+        conf = cfg.CONF
+
+        # define some config options
+        conf.register_opt(cfg.BoolOpt('debug', default=False))
+
+        # and then import auth_token as a filter
+        from keystone.middleware import auth_token
+        self.assertTrue(auth_token)