1 files changed, 41 insertions, 0 deletions
diff --git a/src/mailman_pgp/chains/tests/test_default.py b/src/mailman_pgp/chains/tests/test_default.py
new file mode 100644
index 0000000..9176a3e
--- /dev/null
+++ b/src/mailman_pgp/chains/tests/test_default.py
@@ -0,0 +1,41 @@
+# Copyright (C) 2017 Jan Jancar
+#
+# This file is a part of the Mailman PGP plugin.
+#
+# This program 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.
+#
+# This program 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
+# this program.  If not, see <http://www.gnu.org/licenses/>.
+
+"""Tests for the PGP posting chain."""
+import unittest
+
+from mailman.app.lifecycle import create_list
+from mailman.email.message import Message
+from public import public
+
+from mailman_pgp.chains.default import PGPChain
+from mailman_pgp.testing.layers import PGPConfigLayer
+
+
+@public
+class TestPGPChain(unittest.TestCase):
+    layer = PGPConfigLayer
+
+    def setUp(self):
+        self.mlist = create_list('test@example.com', style_name='pgp-default')
+
+    def test_cached_links(self):
+        chain = PGPChain()
+        links = list(chain.get_links(self.mlist, Message(), {}))
+        cached_links = list(chain.get_links(self.mlist, Message(), {}))
+        for link, cached in zip(links, cached_links):
+            self.assertIs(link, cached)