refinements

tests/test_toc_overlay.py

@@ -44,9 +44,14 @@ class TestTOCOverlay(unittest.TestCase):
         self.reader.close()
 
     def test_overlay_manager_initialization(self):
-        """Test that overlay manager is properly initialized"""
-        self.assertIsNotNone(self.reader.overlay_manager)
-        self.assertEqual(self.reader.overlay_manager.page_size, (800, 1200))
+        """Test that overlay sub-applications are properly initialized"""
+        # Check that overlay sub-applications exist
+        self.assertIsNotNone(self.reader._overlay_subapps)
+        self.assertIn(OverlayState.TOC, self.reader._overlay_subapps)
+        self.assertIn(OverlayState.SETTINGS, self.reader._overlay_subapps)
+        self.assertIn(OverlayState.NAVIGATION, self.reader._overlay_subapps)
+
+        # Initially no overlay should be active
         self.assertFalse(self.reader.is_overlay_open())
         self.assertEqual(self.reader.get_overlay_state(), OverlayState.NONE)
 
@@ -298,13 +303,12 @@ class TestOverlayRendering(unittest.TestCase):
         self.assertIsNotNone(html)
         self.assertIn("Table of Contents", html)
 
-        # Render HTML to image using overlay manager
-        overlay_manager = self.reader.overlay_manager
-        image = overlay_manager.render_html_to_image(html)
+        # Open the TOC overlay which internally renders HTML to image
+        overlay_image = self.reader.open_toc_overlay()
 
         # Should produce valid image
-        self.assertIsNotNone(image)
-        self.assertEqual(image.size, (800, 1200))
+        self.assertIsNotNone(overlay_image)
+        self.assertEqual(overlay_image.size, (800, 1200))
 
 
 class TestTOCPagination(unittest.TestCase):