Playback

tests/test_engraving_cache.py

@@ -198,15 +198,17 @@ class EngravingCacheTests(unittest.TestCase):
       with unittest.mock.patch('generator.engraving.raster.rasterize_page', side_effect=AssertionError('cache miss')):
         generator.engraving.pipeline.engrave_tree(warm, self.fonts, cache_dir=self.cache)
     self.assertEqual(self.files(cold), self.files(warm))
-  def test_playback_is_not_restored_from_page_cache(self):
-    self.seed_cache()
-    changed = copy.deepcopy(self.document)
-    changed['playback'] = {'new-playback': 'independent of page rendering'}
+  def test_invalid_cached_page_timing_is_rebuilt(self):
+    entry = self.seed_cache()
+    manifest = entry / 'pages.json'
+    pages = json.loads(manifest.read_text())
+    pages[0]['measure_count'] += 1
+    manifest.write_text(json.dumps(pages))
     root = self.root / 'warm'
-    self.write_scores(root, [changed])
-    with unittest.mock.patch('generator.engraving.layout.layout_systems', side_effect=AssertionError('cache miss')):
-      generator.engraving.pipeline.engrave_tree(root, self.fonts, cache_dir=self.cache)
-    self.assertEqual(json.loads((root / '000.json').read_text())['playback'], changed['playback'])
+    self.write_scores(root, [self.document])
+    generator.engraving.pipeline.engrave_tree(root, self.fonts, cache_dir=self.cache)
+    bundle = json.loads((root / '000.json').read_text())
+    self.assertEqual(bundle['presentation']['pages'][0]['measure_count'], 1)
   def test_changed_music_and_renderer_invalidate_pages(self):
     self.seed_cache()
     changed = tests.test_musicxml.parse(tests.test_musicxml.xml_score(tests.test_musicxml.xml_note('D')).replace('Fixture', 'Changed'))