Cleanup

tests/test_parts.py

@@ -193,7 +193,9 @@ class PartGenerationTests(unittest.TestCase):
         unittest.mock.patch('generator.playback.compile_tree'),
       ):
         generator.__main__.generate_assets(args)
-      load_library.assert_called_once_with(args.data_dir.resolve() / 'rhythms')
+      # Role catalog loading is replaced by this infrastructure fixture. The
+      # parent asset pipeline must not perform a redundant catalog parse.
+      load_library.assert_not_called()
       self.assertEqual(load.call_args_list, [unittest.mock.call(args.data_dir.resolve() / 'songs/other.xml'), unittest.mock.call(args.data_dir.resolve() / 'songs/song.xml')])
       self.assertEqual(normalize.call_count, 2)
       original = {p.relative_to(args.output_dir): p.read_bytes() for p in args.output_dir.rglob('*') if p.is_file()}