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Diffstat (limited to 'layout/reftests/invalidation/layer-splitting-1.html')
-rw-r--r-- | layout/reftests/invalidation/layer-splitting-1.html | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/layout/reftests/invalidation/layer-splitting-1.html b/layout/reftests/invalidation/layer-splitting-1.html new file mode 100644 index 000000000..a2b0c5e16 --- /dev/null +++ b/layout/reftests/invalidation/layer-splitting-1.html @@ -0,0 +1,63 @@ +<!DOCTYPE html> +<html lang="en" class="reftest-wait"> +<meta charset="utf-8"> +<title>Moving the transform under the absolutely-positioned layer should cause that to invalidate</title> + +<style> + +.content { + box-sizing: border-box; + width: 200px; + height: 200px; + border: 1px solid black; +} + +.absolute { + position: absolute; + z-index: 2; + top: 20px; + left: 240px; +} + +.reftest-no-paint { + border-color: lime; +} + +.transform { + will-change: transform; +} + +body { + margin: 0; + padding: 20px; + height: 3000px; +} + +</style> + +<div class="transform content" id="aboutToMoveUnderAbsolute"> + <!-- + This transform is active + prerendered, and will move under the + absolutely-positioned item. + --> +</div> + +<div class="absolute reftest-no-paint content"> + <!-- + This absolutely-positioned element should get its own PaintedLayer above the + transform. + + It shouldn't attempt to pull up an opaque background color from the page, + because the transform can move under it. + --> +</div> + +<script> + +function doTest() { + document.querySelector("#aboutToMoveUnderAbsolute").style.transform = "translateX(100px)"; + document.documentElement.removeAttribute("class"); +} +document.addEventListener("MozReftestInvalidate", doTest, false); + +</script> |