2012-08-19 19:46:08 -07:00
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=422132
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-->
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<head>
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<title>Test for Bug 422132</title>
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<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
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<script type="text/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=422132">Mozilla Bug 422132</a>
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<p id="display"></p>
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<div id="target" style="font-size: 0; width: 200px; height: 200px; overflow: auto;">
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<div style="width: 1000px; height: 1000px;"></div>
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</div>
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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 class="testbody" type="text/javascript">
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/** Test for Bug 422132 **/
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SimpleTest.waitForExplicitFinish();
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SimpleTest.waitForFocus(runTests, window);
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function hitEventLoop(aFunc, aTimes)
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{
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if (--aTimes) {
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setTimeout(hitEventLoop, 0, aFunc, aTimes);
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} else {
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setTimeout(aFunc, 20);
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}
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}
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function runTests()
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{
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2012-08-19 19:46:08 -07:00
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SpecialPowers.setBoolPref("general.smoothScroll", false);
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2012-08-19 19:46:08 -07:00
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SpecialPowers.setIntPref("mousewheel.min_line_scroll_amount", 1);
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SpecialPowers.setIntPref("mousewheel.transaction.timeout", 100000);
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var target = document.getElementById("target");
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var scrollLeft = target.scrollLeft;
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var scrollTop = target.scrollTop;
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synthesizeWheel(target, 10, 10,
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{ deltaMode: WheelEvent.DOM_DELTA_PIXEL,
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deltaX: 0.5, deltaY: 0.5, lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 });
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hitEventLoop(function () {
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is(target.scrollLeft, scrollLeft, "scrolled to right by 0.5px delta value");
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is(target.scrollTop, scrollTop, "scrolled to bottom by 0.5px delta value");
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scrollLeft = target.scrollLeft;
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scrollTop = target.scrollTop;
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synthesizeWheel(target, 10, 10,
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{ deltaMode: WheelEvent.DOM_DELTA_PIXEL,
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deltaX: 0.5, deltaY: 0.5, lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 });
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hitEventLoop(function () {
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ok(target.scrollLeft > scrollLeft,
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"not scrolled to right by 0.5px delta value with pending 0.5px delta");
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ok(target.scrollTop > scrollTop,
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"not scrolled to bottom by 0.5px delta value with pending 0.5px delta");
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scrollLeft = target.scrollLeft;
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scrollTop = target.scrollTop;
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synthesizeWheel(target, 10, 10,
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{ deltaMode: WheelEvent.DOM_DELTA_LINE,
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deltaX: 0.5, deltaY: 0.5, lineOrPageDeltaX: 0, lineOrPageDeltaY: 0 });
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hitEventLoop(function () {
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is(target.scrollLeft, scrollLeft, "scrolled to right by 0.5 line delta value");
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is(target.scrollTop, scrollTop, "scrolled to bottom by 0.5 line delta value");
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scrollLeft = target.scrollLeft;
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scrollTop = target.scrollTop;
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synthesizeWheel(target, 10, 10,
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{ deltaMode: WheelEvent.DOM_DELTA_LINE,
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deltaX: 0.5, deltaY: 0.5, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 });
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hitEventLoop(function () {
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ok(target.scrollLeft > scrollLeft,
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"not scrolled to right by 0.5 line delta value with pending 0.5 line delta");
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ok(target.scrollTop > scrollTop,
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"not scrolled to bottom by 0.5 line delta value with pending 0.5 line delta");
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2012-08-19 19:46:08 -07:00
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SpecialPowers.clearUserPref("general.smoothScroll");
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2012-08-19 19:46:08 -07:00
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SpecialPowers.clearUserPref("mousewheel.min_line_scroll_amount");
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SpecialPowers.clearUserPref("mousewheel.transaction.timeout");
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SimpleTest.finish();
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}, 20);
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}, 20);
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}, 20);
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}, 20);
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}
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</script>
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</pre>
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</body>
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</html>
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