1 files changed, 84 insertions, 0 deletions
diff --git a/src/mailman/utilities/tests/test_uid.py b/src/mailman/utilities/tests/test_uid.py
new file mode 100644
index 000000000..28df1c4b4
--- /dev/null
+++ b/src/mailman/utilities/tests/test_uid.py
@@ -0,0 +1,84 @@
+# Copyright (C) 2015 by the Free Software Foundation, Inc.
+#
+# This file is part of GNU Mailman.
+#
+# GNU Mailman is free software: you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free
+# Software Foundation, either version 3 of the License, or (at your option)
+# any later version.
+#
+# GNU Mailman is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+# more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# GNU Mailman.  If not, see <http://www.gnu.org/licenses/>.
+
+"""Test the uid module."""
+
+__all__ = [
+    'TestUID',
+    ]
+
+
+import os
+import uuid
+import unittest
+
+from contextlib import ExitStack
+from mailman.config import config
+from mailman.testing.layers import ConfigLayer
+from mailman.utilities import uid
+from unittest.mock import patch
+
+
+
+class TestUID(unittest.TestCase):
+    layer = ConfigLayer
+
+    def _uid_files(self):
+        return [filename
+                for filename in os.listdir(os.path.join(config.VAR_DIR))
+                if filename.startswith('.uid')
+                ]
+
+    def test_context(self):
+        self.assertNotIn('.uid.foo', self._uid_files())
+        uid.UIDFactory('foo').new()
+        self.assertIn('.uid.foo', self._uid_files())
+
+    def test_no_context(self):
+        self.assertNotIn('.uid', self._uid_files())
+        uid.UIDFactory().new()
+        self.assertIn('.uid', self._uid_files())
+
+    def test_unpredictable_id(self):
+        with patch('mailman.utilities.uid.layers.is_testing',
+                   return_value=False):
+            self.assertNotEqual(uid.UIDFactory().new().int, 1)
+
+    def test_uid_record_try_again(self):
+        called = False
+        def record_second(ignore):
+            nonlocal called
+            if not called:
+                called = True
+                raise ValueError
+        with ExitStack() as resources:
+            resources.enter_context(
+                patch('mailman.utilities.uid.layers.is_testing',
+                      return_value=False))
+            resources.enter_context(
+                patch('mailman.utilities.uid.UID.record', record_second))
+            mock = resources.enter_context(
+                patch('mailman.utilities.uid.uuid.uuid4',
+                      return_value=uuid.UUID(int=1)))
+            uid.UIDFactory().new()
+            self.assertEqual(mock.call_count, 2)
+
+    def test_unpredictable_token_factory(self):
+        with patch('mailman.utilities.uid.layers.is_testing',
+                   return_value=False):
+            self.assertNotEqual(uid.TokenFactory().new(),
+                                '0000000000000000000000000000000000000001')