зеркало из https://github.com/mozilla/gecko-dev.git
116 строки
3.8 KiB
HTML
116 строки
3.8 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=574663
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-->
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<head>
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<title>Test for Bug 574663</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=574663">Mozilla Bug 574663</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script type="application/javascript;version=1.7">
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/** Test for Bug 574663 **/
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function sendTouchpadScrollMotion(scrollbox, direction, ctrl, momentum) {
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var win = scrollbox.ownerDocument.defaultView;
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let event = {
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deltaMode: WheelEvent.DOM_DELTA_PIXEL,
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deltaY: direction * 3,
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lineOrPageDeltaY: direction,
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ctrlKey: ctrl,
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isMomentum: momentum
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};
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synthesizeWheel(scrollbox, 10, 10, event, win);
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// then 5 additional pixel scrolls
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event.lineOrPageDeltaY = 0;
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for (let i = 0; i < 5; ++i) {
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synthesizeWheel(scrollbox, 10, 10, event, win);
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}
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}
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function runTest() {
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var win = open('data:text/html,<!DOCTYPE html>\n' +
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'<div id="scrollbox" style="height: 100px; overflow: auto;">' +
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' <div style="height: 1000px;"></div>' +
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'</div>', '_blank', 'width=300,height=300');
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SimpleTest.waitForFocus(function () {
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var scrollbox = win.document.getElementById("scrollbox");
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let winUtils = SpecialPowers.getDOMWindowUtils(win);
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let outstandingTests = [
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[false, false],
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[false, true],
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[true, false],
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[true, true],
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];
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// grab the refresh driver, since we want to make sure
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// async scrolls happen in deterministic time
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winUtils.advanceTimeAndRefresh(1000);
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function nextTest() {
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if (!outstandingTests.length) {
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winUtils.restoreNormalRefresh();
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win.close();
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SimpleTest.finish();
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return;
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}
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let [ctrlKey, isMomentum] = outstandingTests.shift();
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let scrollTopBefore = scrollbox.scrollTop;
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let zoomFactorBefore = winUtils.fullZoom;
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sendTouchpadScrollMotion(scrollbox, 1, ctrlKey, isMomentum);
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winUtils.advanceTimeAndRefresh(1000); // force scrolling to happen
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setTimeout(function () {
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if (!ctrlKey) {
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let postfix = isMomentum ? ", even after releasing the touchpad" : "";
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// Normal scroll: scroll
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is(winUtils.fullZoom, zoomFactorBefore, "Normal scrolling shouldn't change zoom" + postfix);
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isnot(scrollbox.scrollTop, scrollTopBefore, "Normal scrolling should scroll" + postfix);
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} else {
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if (!isMomentum) {
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isnot(winUtils.fullZoom, zoomFactorBefore, "Ctrl-scrolling should zoom while the user is touching the touchpad");
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is(scrollbox.scrollTop, scrollTopBefore, "Ctrl-scrolling shouldn't scroll while the user is touching the touchpad");
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} else {
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is(winUtils.fullZoom, zoomFactorBefore, "Momentum scrolling shouldn't zoom, even when pressing Ctrl");
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isnot(scrollbox.scrollTop, scrollTopBefore, "Momentum scrolling should scroll, even when pressing Ctrl");
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}
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}
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// Revert the effect.
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sendTouchpadScrollMotion(scrollbox, -1, ctrlKey, isMomentum);
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winUtils.advanceTimeAndRefresh(1000); // force scrolling to happen
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setTimeout(nextTest, 20);
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}, 20);
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}
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nextTest();
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}, win);
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}
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window.onload = function() {
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SpecialPowers.pushPrefEnv({
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"set":[["general.smoothScroll", false],
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["mousewheel.acceleration.start", -1],
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["mousewheel.system_scroll_override_on_root_content.enabled", false],
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["mousewheel.with_control.action", 3]]}, runTest);
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}
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SimpleTest.waitForExplicitFinish();
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SimpleTest.requestFlakyTimeout("untriaged");
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</script>
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</pre>
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</body>
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</html>
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