3 files changed, 9 insertions, 15 deletions

diff --git a/src/mailman/rest/lists.py b/src/mailman/rest/lists.py
index 1ef077243..0273c5d3a 100644
--- a/src/mailman/rest/lists.py
+++ b/src/mailman/rest/lists.py
@@ -52,7 +52,6 @@ from mailman.rest.validator import Validator
 from zope.component import getUtility
 
 
-
 def member_matcher(request, segments):
     """A matcher of member URLs inside mailing lists.
 
@@ -98,7 +97,6 @@ def config_matcher(request, segments):
     return None
 
 
-
 class _ListBase(CollectionMixin):
     """Shared base class for mailing list representations."""
 
@@ -215,7 +213,6 @@ class AList(_ListBase):
         return HeaderMatches(self._mlist)
 
 
-
 class AllLists(_ListBase):
     """The mailing lists."""
 
@@ -241,7 +238,6 @@ class AllLists(_ListBase):
         okay(response, etag(resource))
 
 
-
 class MembersOfList(MemberCollection):
     """The members of a mailing list."""
 
@@ -275,7 +271,6 @@ class ListsForDomain(_ListBase):
         return list(self._domain.mailing_lists)
 
 
-
 class ArchiverGetterSetter(GetterSetter):
     """Resource for updating archiver statuses."""
 
@@ -328,7 +323,6 @@ class ListArchivers:
         self.patch_put(request, response, is_optional=True)
 
 
-
 class ListDigest:
     """Simple resource representing actions on a list's digest."""
 
@@ -363,7 +357,6 @@ class ListDigest:
         accepted(response)
 
 
-
 class Styles:
     """Simple resource representing all list styles."""
 
diff --git a/src/mailman/rest/tests/test_header_matches.py b/src/mailman/rest/tests/test_header_matches.py
index f2a957d79..26baddd34 100644
--- a/src/mailman/rest/tests/test_header_matches.py
+++ b/src/mailman/rest/tests/test_header_matches.py
@@ -27,8 +27,8 @@ import unittest
 from mailman.app.lifecycle import create_list
 from mailman.database.transaction import transaction
 from mailman.interfaces.mailinglist import IHeaderMatchList
-from mailman.testing.layers import RESTLayer
 from mailman.testing.helpers import call_api
+from mailman.testing.layers import RESTLayer
 from urllib.error import HTTPError
 
 
@@ -39,7 +39,7 @@ class TestHeaderMatches(unittest.TestCase):
         with transaction():
             self._mlist = create_list('ant@example.com')
 
-    def test_get_missing_hm(self):
+    def test_get_missing_header_match(self):
         with self.assertRaises(HTTPError) as cm:
             call_api('http://localhost:9001/3.0/lists/ant.example.com'
                      '/header-matches/0')
@@ -47,7 +47,7 @@ class TestHeaderMatches(unittest.TestCase):
         self.assertEqual(cm.exception.reason,
                          b'No header match at this position: 0')
 
-    def test_delete_missing_hm(self):
+    def test_delete_missing_header_match(self):
         with self.assertRaises(HTTPError) as cm:
             call_api('http://localhost:9001/3.0/lists/ant.example.com'
                      '/header-matches/0',
@@ -69,3 +69,9 @@ class TestHeaderMatches(unittest.TestCase):
         self.assertEqual(cm.exception.code, 400)
         self.assertEqual(cm.exception.reason,
                          b'This header match already exists')
+
+    def test_header_match_on_missing_list(self):
+        with self.assertRaises(HTTPError) as cm:
+            call_api('http://localhost:9001/3.0/lists/bee.example.com'
+                     '/header-matches/')
+        self.assertEqual(cm.exception.code, 404)
diff --git a/src/mailman/rest/tests/test_lists.py b/src/mailman/rest/tests/test_lists.py
index f10767173..202725a99 100644
--- a/src/mailman/rest/tests/test_lists.py
+++ b/src/mailman/rest/tests/test_lists.py
@@ -48,7 +48,6 @@ from urllib.error import HTTPError
 from zope.component import getUtility
 
 
-
 class TestListsMissing(unittest.TestCase):
     """Test expected failures."""
 
@@ -83,7 +82,6 @@ class TestListsMissing(unittest.TestCase):
         self.assertEqual(cm.exception.code, 404)
 
 
-
 class TestLists(unittest.TestCase):
     """Test various aspects of mailing list resources."""
 
@@ -225,7 +223,6 @@ class TestLists(unittest.TestCase):
         self.assertEqual(cm.exception.code, 404)
 
 
-
 class TestListArchivers(unittest.TestCase):
     """Test corner cases for list archivers."""
 
@@ -305,7 +302,6 @@ class TestListArchivers(unittest.TestCase):
         self.assertEqual(cm.exception.reason, b'Invalid boolean value: sure')
 
 
-
 class TestListPagination(unittest.TestCase):
     """Test mailing list pagination functionality.
 
@@ -386,7 +382,6 @@ class TestListPagination(unittest.TestCase):
         self.assertNotIn('entries', resource)
 
 
-
 class TestListDigests(unittest.TestCase):
     """Test /lists/<list-id>/digest"""