fix(cli): make test_skip_bad_rule use a real Store so it exercises the federal_register exception path (refs #615)

tests/cli/test_bib_exercise.py

@@ -259,7 +259,9 @@ class TestFetchPfsComments:
     def test_skip_bad_rule(
         self, mc_client_cls, mc_translate, mc_split, mc_pfs, mc_connect
     ):
-        store = MagicMock()
+        from bib.store import Store
+
+        store = Store(":memory:", storage_dir="/tmp/nope")
         mc_connect.return_value = store
 
         doc = MagicMock()
@@ -276,6 +278,8 @@ class TestFetchPfsComments:
 
         result = runner.invoke(app, ["fetch-pfs-comments"])
         assert result.exit_code == 0
+        mc_translate.assert_called_once()
+        assert "skipped rule meta" in result.output
 
     @patch("bib.connect")
     @patch("bib.federalregister.pfs_rules")