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-rw-r--r--gfx/wr/wrench/reftests/blend/mix-blend-invalid-backdrop.yaml33
1 files changed, 33 insertions, 0 deletions
diff --git a/gfx/wr/wrench/reftests/blend/mix-blend-invalid-backdrop.yaml b/gfx/wr/wrench/reftests/blend/mix-blend-invalid-backdrop.yaml
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index 0000000000..4a5f97f381
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+++ b/gfx/wr/wrench/reftests/blend/mix-blend-invalid-backdrop.yaml
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+# Test that if the parent surface is clipped such that there
+# is no backdrop rect available, no crash occurs and output
+# is as expected (a no-op mix-blend)
+---
+root:
+ items:
+ # Ensure a filter is placed here to force this mix-blend to isolate from
+ # the tile cache backdrop - otherwise the surface won't get clipped, which
+ # is what we're trying to test.
+ - type: stacking-context
+ filters: [identity]
+ items:
+ - type: clip
+ id: 2
+ bounds: [0, 0, 100, 100]
+ -
+ type: "clip-chain"
+ id: 3
+ clips: [2]
+ - type: stacking-context
+ blend-container: true
+ clip-chain: 3
+ items:
+ - type: rect
+ bounds: [0, 0, 100, 100]
+ color: red
+ - type: stacking-context
+ bounds: [100, 0, 100, 100]
+ mix-blend-mode: multiply
+ items:
+ - type: rect
+ bounds: [0, 0, 100, 100]
+ color: green