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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1303704
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 1303704</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<script type="text/javascript" src="/tests/gfx/layers/apz/test/mochitest/apz_test_utils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<style>
#scrollable {
height: 80px;
width: 200px;
overflow-y: scroll;
margin-bottom: 50px;
scroll-behavior: auto;
}
</style>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1303704">Mozilla Bug 1303704</a>
<p id="display"></p>
<a id="link1" href="http://www.google.com">Link 1</a>
<div id="scrollable">
<pre>
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
scroll
</pre>
</div>
<script type="text/javascript">
/** Test for Bug 1303704 **/
SimpleTest.waitForExplicitFinish();
function runTests() {
let link1 = window.document.getElementById("link1");
let mouseEvents = ["mousedown", "mouseup", "mousemove"];
link1.addEventListener("pointerdown", (e) => {
e.preventDefault();
is(e.defaultPrevented, true, "defaultPrevented should be true");
});
mouseEvents.forEach((elm, index, arr) => {
link1.addEventListener(elm, () => {
ok(false, "Should not receive " + elm + " after preventDefault on pointerdown");
});
});
link1.addEventListener("click", (e) => {
e.preventDefault();
});
synthesizeMouseAtCenter(link1, { type: "mousedown",
inputSource: MouseEvent.MOZ_SOURCE_MOUSE });
synthesizeMouseAtCenter(link1, { type: "mousemove",
inputSource: MouseEvent.MOZ_SOURCE_MOUSE });
synthesizeMouseAtCenter(link1, { type: "mouseup",
inputSource: MouseEvent.MOZ_SOURCE_MOUSE });
if (navigator.userAgent.includes("Android") ||
navigator.userAgent.includes("Mac") ||
SpecialPowers.Cc["@mozilla.org/gfx/info;1"].
getService(SpecialPowers.Ci.nsIGfxInfo).isHeadless) {
SimpleTest.finish();
return;
}
async function scrollTest() {
var scrollable = document.getElementById("scrollable");
scrollable.addEventListener('pointerdown', function(ev) {
ev.preventDefault();
}, true);
var rect = scrollable.getBoundingClientRect();
var offsetX = rect.width - 5;
var offsetY = rect.height - 5;
synthesizeMouse(scrollable, offsetX, offsetY,
{ type: "mousedown",
inputSource: MouseEvent.MOZ_SOURCE_MOUSE });
synthesizeMouse(scrollable, offsetX, offsetY,
{ type: "mousemove",
inputSource: MouseEvent.MOZ_SOURCE_MOUSE });
synthesizeMouse(scrollable, offsetX, offsetY,
{ type: "mouseup",
inputSource: MouseEvent.MOZ_SOURCE_MOUSE });
await waitToClearOutAnyPotentialScrolls(window);
if (scrollable.scrollTop != 0) {
isnot(scrollable.scrollTop, 0,
"Scrollable element should have been scrolled.");
SimpleTest.finish();
} else {
setTimeout(scrollTest);
}
}
setTimeout(() => {
var scrollable = document.getElementById("scrollable");
is(scrollable.scrollTop, 0,
"Scrollable element shouldn't be scrolled initially");
scrollTest();
});
}
SimpleTest.waitForFocus(() => {
SpecialPowers.pushPrefEnv({"set": [["general.smoothScroll", false]]}, runTests);
});
</script>
</body>
</html>
|
