blob: abc2784fce4bccbbdacfe34d6eb9f5357930e385 [file] [log] [blame]
<!DOCTYPE html>
<html>
<head>
<style>
.scrollable_region {
width: 680px;
}
.contents {
height: 1036px;
width: 100%;
background-image: repeating-linear-gradient(silver, white 200px);
}
</style>
<script src="../../../resources/js-test-pre.js"></script>
<script>
jsTestIsAsync = true;
var divTarget;
var pageScrollPositionBefore;
var divScrollPositionBefore;
function checkForScroll()
{
// The div should not have scrolled at all.
var pageScrollPositionAfter = document.scrollingElement.scrollTop;
var divScrollPositionAfter = divTarget.scrollTop;
if (divScrollPositionBefore != divScrollPositionAfter)
testFailed("Scrollable div consumed wheel events.");
else
testPassed("Scrollable div did not receive wheel events.");
finishJSTest();
}
function scrollTest()
{
pageScrollPositionBefore = document.scrollingElement.scrollTop;
divTarget = document.getElementById('target');
divScrollPositionBefore = divTarget.scrollTop;
// Scroll the #source until we reach the #target.
var startPosX = Math.round(divTarget.offsetLeft) + 20;
var startPosY = Math.round(divTarget.offsetTop) - 42; // Slightly more than one wheel scroll away from the iframe
eventSender.monitorWheelEvents();
eventSender.mouseMoveTo(startPosX, startPosY); // Make sure we are just outside the iframe
debug("Mouse moved to (" + startPosX + ", " + startPosY + ")");
eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'began', 'none');
eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'changed', 'none');
eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'changed', 'none');
eventSender.mouseScrollByWithWheelAndMomentumPhases(0, 0, 'ended', 'none');
eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'none', 'begin');
eventSender.mouseScrollByWithWheelAndMomentumPhases(0, -1, 'none', 'continue');
eventSender.mouseScrollByWithWheelAndMomentumPhases(0, 0, 'none', 'end');
eventSender.callAfterScrollingCompletes(checkForScroll);
}
function setupTopLevel()
{
description("Tests that a scrollable div doesn't consume wheel events when scroll is latched to main frame.");
if (window.eventSender) {
setTimeout(scrollTest, 0);
return;
}
var messageLocation = document.getElementById('parent');
var message = document.createElement('div');
message.innerHTML = "<p>To manually run this test, place the mouse pointer "
+ "at the top of the page, and then use the mouse wheel or a two-finger swipe to scroll the "
+ "down past the div.<p>"
+ "<p>The scrollable div should not scroll.</p>";
messageLocation.appendChild(message);
finishJSTest();
}
window.addEventListener('load', () => {
setupTopLevel();
}, false);
</script>
</head>
<body>
<div id="parent" style="height: 2000px; width: 2000px;">
<div id="source" style="height: 100px; width: 500px;">
Put mouse here and flick downwards
</div>
<div class="scrollable_region">
<h3>Scrollable Region</h3>
<div id="target" style='overflow-y: auto; overflow-x: hidden; max-height: 485px;'>
<div class="contents">
Scrolled contents
</div>
</div>
</div>
</div>
<div id="console"></div>
<script src="../../../resources/js-test-post.js"></script>
</body>
</html>