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Unified Diff: third_party/WebKit/LayoutTests/compositing/overflow/composited-nested-sticky-deep.html

Issue 2733633002: Handle nested position:sticky elements correctly (compositor) (Closed)
Patch Set: More layer id fixes Created 3 years, 9 months ago
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Index: third_party/WebKit/LayoutTests/compositing/overflow/composited-nested-sticky-deep.html
diff --git a/third_party/WebKit/LayoutTests/compositing/overflow/composited-nested-sticky-deep.html b/third_party/WebKit/LayoutTests/compositing/overflow/composited-nested-sticky-deep.html
new file mode 100644
index 0000000000000000000000000000000000000000..51999e8e645289756343676b2861c8fb613bcb05
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/compositing/overflow/composited-nested-sticky-deep.html
@@ -0,0 +1,85 @@
+<style>
+body {
+ margin: 0;
+}
+
+.scroller {
+ will-change: transform;
+
+ overflow: auto;
+ width: 200px;
+ height: 500px;
+ outline: 2px solid black;
+}
+
+.container {
+ width: 200px;
+ height: 1000px;
+}
+
+.sticky {
+ will-change: transform;
+
+ position: sticky;
+ width: 200px;
+ top: 0;
+}
+
+.first {
+ height: 500px;
+ background: red;
+}
+
+.second {
+ height: 400px;
+ background: green;
+}
+
+.third {
+ height: 300px;
+ background: blue;
+ top: 100px;
+}
+
+.fourth {
+ height: 200px;
+ background: pink;
+ top: 100px;
+}
+
+.fifth {
+ height: 100px;
+ background: yellow;
+}
+</style>
+
+<script>
+if (window.testRunner)
+ testRunner.waitUntilDone();
+
+function finishTest() {
+ document.querySelector('.scroller').scrollTop = 400;
+ if (window.testRunner)
+ testRunner.notifyDone();
+}
+
+window.addEventListener('load', function() {
+ requestAnimationFrame(function() {
+ requestAnimationFrame(finishTest);
+ });
+});
+</script>
+
+<div class="scroller">
+ <div class="container">
+ <div class="first sticky">
+ <div class="second sticky">
+ <div class="third sticky">
+ <div class="fourth sticky">
+ <div class="fifth sticky"></div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+</div>

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