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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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Add m-esr52 at 52.6.0
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+<!DOCTYPE HTML>
+<html class="reftest-wait">
+<head>
+ <meta charset="utf-8">
+ <title>Testcase for bug 1010538 - Dynamically change scroll-behavior</title>
+ <style type="text/css">
+
+ html,body {
+ color: black;
+ background-color: white;
+ font-size: 16px;
+ padding: 0;
+ margin: 0;
+ }
+
+ .a_box {
+ position: relative;
+ left: 0px;
+ top: 0px;
+ width: 20px;
+ height: 20px;
+ background: blue;
+ }
+
+ .another_box {
+ position: relative;
+ left: 2000px;
+ top: 2000px;
+ width: 20px;
+ height: 20px;
+ background: green;
+ }
+
+ .scroll_box {
+ width: 150px;
+ height: 150px;
+ overflow: scroll;
+ }
+
+ #scroll_2 {
+ scroll-behavior: auto;
+ }
+
+ #scroll_3 {
+ scroll-behavior: smooth;
+ }
+
+ </style>
+</head>
+<body>
+ <div id="scroll_1" class="scroll_box">
+ <div id="box1a" class="a_box"></div>
+ <div id="box1b" class="another_box"></div>
+ </div>
+ <div id="scroll_2" class="scroll_box">
+ <div id="box2a" class="a_box"></div>
+ <div id="box2b" class="another_box"></div>
+ </div>
+ <div id="scroll_3" class="scroll_box">
+ <div id="box3a" class="a_box"></div>
+ <div id="box3b" class="another_box"></div>
+ </div>
+<script>
+ function doTest() {
+ if (document.location.search != '?ref') {
+ // Expect smooth scroll:
+ document.getElementById("scroll_1").style.scrollBehavior = "smooth";
+ document.getElementById("scroll_1").scrollTo({left: 0, top: 0});
+ document.getElementById("scroll_2").style.scrollBehavior = "smooth";
+ document.getElementById("scroll_2").scrollTo({left: 0, top: 0});
+
+ // Expect instant scroll:
+ document.getElementById("scroll_3").style.scrollBehavior = "auto";
+ document.getElementById("scroll_3").scrollTo({left: 0, top: 0});
+ } else {
+ document.getElementById("scroll_1").scrollTo({left: 0, top: 0, behavior: "smooth"});
+ document.getElementById("scroll_2").scrollTo({left: 0, top: 0, behavior: "smooth"});
+ document.getElementById("scroll_3").scrollTo({left: 0, top: 0, behavior: "instant"});
+ }
+
+ // Interrupt any smooth scrolling
+ for (var i=1; i <= 3; i++) {
+ document.getElementById("scroll_" + i).scrollTo();
+ }
+
+ document.documentElement.removeAttribute("class");
+ }
+
+ for (var i=1; i <= 3; i++) {
+ document.getElementById("box" + i + "b")
+ .scrollIntoView({block: "start", behavior: "instant"});
+ }
+
+ window.addEventListener("MozReftestInvalidate", doTest, false);
+</script>
+</body>
+</html>