| Index: third_party/WebKit/LayoutTests/paint/invalidation/compositing/squashing-inside-preserve-3d-element.html
|
| diff --git a/third_party/WebKit/LayoutTests/paint/invalidation/compositing/squashing-inside-preserve-3d-element.html b/third_party/WebKit/LayoutTests/paint/invalidation/compositing/squashing-inside-preserve-3d-element.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..bdfcebed2d1e054fa454d868b2f63ccaa318981c
|
| --- /dev/null
|
| +++ b/third_party/WebKit/LayoutTests/paint/invalidation/compositing/squashing-inside-preserve-3d-element.html
|
| @@ -0,0 +1,18 @@
|
| +<!doctype html>
|
| +<div style="-webkit-transform-style: preserve-3d">
|
| + <div style="width: 100px; height: 100px; background:lightgray; transform:translateZ(0)"></div>
|
| + <div id="target" style="position: absolute; top: 20px; left: 20px; height: 100px; width: 100px; background:lightblue"></div>
|
| +</div>
|
| +<script src="../resources/text-based-repaint.js"></script>
|
| +<script>
|
| +// Test that squashing works properly when inside of a transform-style: preserve-3d element. In the bug that this layout test
|
| +// was added to fix, the coordinates of the squashing layer paint invalidation rects were not recorded correctly, because some of
|
| +// the code computed transformed ancestors incorrectly (it should *not* include the preserve-3d element).
|
| +
|
| +function repaintTest() {
|
| + var target = document.getElementById('target');
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| + target.style.background = 'red';
|
| +}
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| +
|
| +runRepaintAndPixelTest();
|
| +</script>
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|
|