2014-10-29 16:26:00 +03:00
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<!DOCTYPE HTML>
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<html class="reftest-wait">
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<head>
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<meta charset="utf-8">
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<title>Testcase for bug 1010538 - Dynamically change scroll-behavior</title>
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<style type="text/css">
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html,body {
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color: black;
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background-color: white;
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font-size: 16px;
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padding: 0;
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margin: 0;
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}
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.a_box {
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position: relative;
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left: 0px;
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top: 0px;
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width: 20px;
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height: 20px;
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background: blue;
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}
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.another_box {
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position: relative;
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left: 2000px;
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top: 2000px;
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width: 20px;
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height: 20px;
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background: green;
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}
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.scroll_box {
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width: 150px;
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height: 150px;
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overflow: scroll;
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}
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#scroll_2 {
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scroll-behavior: auto;
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}
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#scroll_3 {
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scroll-behavior: smooth;
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}
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</style>
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</head>
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<body>
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<div id="scroll_1" class="scroll_box">
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<div id="box1a" class="a_box"></div>
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<div id="box1b" class="another_box"></div>
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</div>
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<div id="scroll_2" class="scroll_box">
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<div id="box2a" class="a_box"></div>
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<div id="box2b" class="another_box"></div>
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</div>
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<div id="scroll_3" class="scroll_box">
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<div id="box3a" class="a_box"></div>
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<div id="box3b" class="another_box"></div>
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</div>
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<script>
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function doTest() {
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if (document.location.search != '?ref') {
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// Expect smooth scroll:
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document.getElementById("scroll_1").style.scrollBehavior = "smooth";
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document.getElementById("scroll_1").scrollTo({left: 0, top: 0});
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document.getElementById("scroll_2").style.scrollBehavior = "smooth";
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document.getElementById("scroll_2").scrollTo({left: 0, top: 0});
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// Expect instant scroll:
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document.getElementById("scroll_3").style.scrollBehavior = "auto";
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document.getElementById("scroll_3").scrollTo({left: 0, top: 0});
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} else {
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document.getElementById("scroll_1").scrollTo({left: 0, top: 0, behavior: "smooth"});
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document.getElementById("scroll_2").scrollTo({left: 0, top: 0, behavior: "smooth"});
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document.getElementById("scroll_3").scrollTo({left: 0, top: 0, behavior: "instant"});
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}
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// Interrupt any smooth scrolling
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for (var i=1; i <= 3; i++) {
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document.getElementById("scroll_" + i).scrollTo();
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}
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document.documentElement.removeAttribute("class");
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}
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for (var i=1; i <= 3; i++) {
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document.getElementById("box" + i + "b")
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.scrollIntoView({block: "start", behavior: "instant"});
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}
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2017-01-17 13:50:25 +03:00
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window.addEventListener("MozReftestInvalidate", doTest);
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2014-10-29 16:26:00 +03:00
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</script>
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</body>
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</html>
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