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Diffstat (limited to '')
-rw-r--r-- | layout/reftests/invalidation/paintedlayer-recycling-4.html | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/layout/reftests/invalidation/paintedlayer-recycling-4.html b/layout/reftests/invalidation/paintedlayer-recycling-4.html new file mode 100644 index 0000000000..d69cd35cbd --- /dev/null +++ b/layout/reftests/invalidation/paintedlayer-recycling-4.html @@ -0,0 +1,70 @@ +<!DOCTYPE html> +<html lang="en" class="reftest-wait"> +<meta charset="utf-8"> +<title>Removing an existing display item from the bottom of an existing PaintedLayer shouldn't cause the other items in that layer to change layers</title> + +<style> + +.content { + box-sizing: border-box; + width: 200px; + height: 200px; + border: 1px solid black; +} + +.fixed { + position: fixed; + top: 20px; + left: 140px; +} + +.onTopOfFixed { + position: absolute; + top: 120px; + left: 260px; +} + +.reftest-no-paint { + border-color: lime; +} + +#aboutToBecomeHidden { + left: 20px; +} + +body { + margin: 0; + padding: 20px; + height: 3000px; +} + +</style> + +<div class="fixed content"> + <!-- + This layer is just there to force .onTopOfFixed into a PaintedLayer above + the page background. + --> +</div> + +<div class="onTopOfFixed content" id="aboutToBecomeHidden" style="visibility: visible"> + <!-- + This item starts out visible, in the same layer as the other .onTopOfFixed item. + --> +</div> + +<div class="onTopOfFixed reftest-no-paint content"> + <!-- + This item shouldn't repaint when the other .onTopOfFixed item becomes invisible. + --> +</div> + +<script> + +function doTest() { + document.querySelector("#aboutToBecomeHidden").style.visibility = "hidden"; + document.documentElement.removeAttribute("class"); +} +document.addEventListener("MozReftestInvalidate", doTest); + +</script> |