# Ensure that compositor surfaces which exist in child pictures with
# None for composite mode don't get promoted to a compositor surface,
# as we don't currently account for these in `compositor_surface_count`.
---
root:
  items:
    - type: stacking-context
      backdrop-root: true
      items:
        - type: backdrop-filter
          bounds: 0 0 256 256
          filters: invert(1)
        - image: checkerboard(2,16,16)
          bounds: [150, 150, 262, 262]
          prefer-compositor-surface: true