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-rw-r--r--layout/reftests/svg/mask-opacity-invalidation-1.html41
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diff --git a/layout/reftests/svg/mask-opacity-invalidation-1.html b/layout/reftests/svg/mask-opacity-invalidation-1.html
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+++ b/layout/reftests/svg/mask-opacity-invalidation-1.html
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+<!DOCTYPE html>
+<html lang="en" class="reftest-wait">
+<head>
+ <meta http-equiv="content-type" content="text/html; charset=UTF-8">
+ <title></title>
+ <style>
+ #mask {
+ clip-path: circle(50%);
+ width: 100px;
+ height: 100px;
+ opacity: 0.9;
+ }
+
+ #content {
+ width: 100px;
+ height: 100px;
+ background-color: green;
+ }
+ </style>
+</head>
+
+<body>
+ <div id="mask">
+ <div id="content"></div>
+ </div>
+
+ <script type="text/javascript">
+ function step1() {
+ document.querySelector("#mask").style.opacity = 0.1;
+ window.requestAnimationFrame(() => window.requestAnimationFrame(step2));
+ };
+
+ function step2() {
+ document.querySelector("#mask").style.opacity = 0.5;
+ document.documentElement.removeAttribute("class");
+ }
+
+ window.addEventListener("MozReftestInvalidate", step1);
+ </script>
+</body>
+</html>