1 files changed, 11 insertions, 0 deletions

diff --git a/src/mailman_pgp/model/tests/test_list.py b/src/mailman_pgp/model/tests/test_list.py
index aa07a79..9bb0a4e 100644
--- a/src/mailman_pgp/model/tests/test_list.py
+++ b/src/mailman_pgp/model/tests/test_list.py
@@ -50,6 +50,17 @@ class TestPGPMailingList(TestCase):
         getUtility(IListManager).delete(self.mlist)
         self.assertFalse(exists(key_path))
 
+    def test_shred_key_command(self):
+        self.addCleanup(config.set, 'keypairs', 'shred_command', '')
+        config.set('keypairs', 'shred_command', 'shred')
+        key_path = PGPMailingList.for_list(self.mlist).key_path
+        with open(key_path, 'rb') as f:
+            before = f.read()
+        getUtility(IListManager).delete(self.mlist)
+        with open(key_path, 'rb') as f:
+            after = f.read()
+        self.assertNotEqual(before, after)
+
     def test_delete_key(self):
         self.addCleanup(config.set, 'keypairs', 'shred', 'yes')
         config.set('keypairs', 'shred', 'no')