gecko/content/events/test/test_moz_mouse_pixel_scroll_event.html

1349 lines
46 KiB
HTML

<!DOCTYPE HTML>
<html>
<head>
<title>Test for MozMousePixelScroll events</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<style>
.scrollable {
overflow: auto;
line-height: 1;
margin: 15px;
}
.scrollable > div {
width: 1000px;
height: 1000px;
font-size: 1000px;
line-height: 1;
}
</style>
</head>
<body>
<p id="display"></p>
<div id="Scrollable128" class="scrollable" style="font-size: 128px; width: 100px; height: 100px;">
<div>
<div id="Scrollable96" class="scrollable" style="font-size: 96px; width: 150px; height: 150px;">
<div>
<div id="Scrollable64" class="scrollable" style="font-size: 64px; width: 200px; height: 200px;">
<div>
</div>
</div>
</div>
</div>
</div>
</div>
<div id="Scrollable32" class="scrollable" style="font-size: 32px; width: 50px; height: 50px;">
<div>
</div>
</div>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(runTests, window);
var gScrollable128 = document.getElementById("Scrollable128");
var gScrollable96 = document.getElementById("Scrollable96");
var gScrollable64 = document.getElementById("Scrollable64");
var gScrollable32 = document.getElementById("Scrollable32");
var gRoot = document.documentElement;
function prepareScrollUnits()
{
var result = -1;
function handler(aEvent)
{
result = aEvent.detail;
aEvent.preventDefault();
}
window.addEventListener("MozMousePixelScroll", handler, true);
synthesizeWheel(gScrollable128, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaY: 1.0, lineOrPageDeltaY: 1 });
gScrollable128.wheelLineHeight = result;
ok(result > 96 && result < 200, "prepareScrollUnits: gScrollable128.wheelLineHeight may be illegal value, got " + result);
result = -1;
synthesizeWheel(gScrollable96, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaY: 1.0, lineOrPageDeltaY: 1 });
gScrollable96.wheelLineHeight = result;
ok(result > 64 && result < gScrollable128.wheelLineHeight, "prepareScrollUnits: gScrollable96.wheelLineHeight may be illegal value, got " + result);
result = -1;
synthesizeWheel(gScrollable64, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaY: 1.0, lineOrPageDeltaY: 1 });
gScrollable64.wheelLineHeight = result;
ok(result > 32 && result < gScrollable96.wheelLineHeight, "prepareScrollUnits: gScrollable64.wheelLineHeight may be illegal value, got " + result);
result = -1;
synthesizeWheel(gScrollable32, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaY: 1.0, lineOrPageDeltaY: 1 });
gScrollable32.wheelLineHeight = result;
ok(result > 16 && result < gScrollable64.wheelLineHeight, "prepareScrollUnits: gScrollable32.wheelLineHeight may be illegal value, got " + result);
result = -1;
synthesizeWheel(gRoot, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaY: 1.0, lineOrPageDeltaY: 1 });
gRoot.wheelLineHeight = result;
ok(result > 10 && result < gScrollable32.wheelLineHeight, "prepareScrollUnits: gRoot.wheelLineHeight may be illegal value, got " + result);
result = -1;
synthesizeWheel(gScrollable128, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, lineOrPageDeltaX: 1 });
gScrollable128.wheelHorizontalLine = result;
ok(result > 50 && result < 200, "prepareScrollUnits: gScrollable128.wheelHorizontalLine may be illegal value, got " + result);
result = -1;
synthesizeWheel(gScrollable96, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, lineOrPageDeltaX: 1 });
gScrollable96.wheelHorizontalLine = result;
ok(result > 30 && result < gScrollable128.wheelHorizontalLine, "prepareScrollUnits: gScrollable96.wheelHorizontalLine may be illegal value, got " + result);
result = -1;
synthesizeWheel(gScrollable64, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, lineOrPageDeltaX: 1 });
gScrollable64.wheelHorizontalLine = result;
ok(result > 20 && result < gScrollable96.wheelHorizontalLine, "prepareScrollUnits: gScrollable64.wheelHorizontalLine may be illegal value, got " + result);
result = -1;
synthesizeWheel(gScrollable32, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, lineOrPageDeltaX: 1 });
gScrollable32.wheelHorizontalLine = result;
ok(result > 12 && result < gScrollable64.wheelHorizontalLine, "prepareScrollUnits: gScrollable32.wheelHorizontalLine may be illegal value, got " + result);
result = -1;
synthesizeWheel(gRoot, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, lineOrPageDeltaX: 1 });
gRoot.wheelHorizontalLine = result;
ok(result > 5 && result < gScrollable32.wheelHorizontalLine, "prepareScrollUnits: gRoot.wheelHorizontalLine may be illegal value, got " + result);
result = -1;
synthesizeWheel(gScrollable128, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaY: 1.0, lineOrPageDeltaY: 1 });
gScrollable128.wheelPageHeight = result;
ok(result >= (100 - gScrollable128.wheelLineHeight * 2) && result <= 100,
"prepareScrollUnits: gScrollable128.wheelLineHeight is strange value, got " + result);
result = -1;
synthesizeWheel(gScrollable96, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaY: 1.0, lineOrPageDeltaY: 1 });
gScrollable96.wheelPageHeight = result;
ok(result >= (150 - gScrollable96.wheelLineHeight * 2) && result <= 150,
"prepareScrollUnits: gScrollable96.wheelLineHeight is strange value, got " + result);
result = -1;
synthesizeWheel(gScrollable64, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaY: 1.0, lineOrPageDeltaY: 1 });
gScrollable64.wheelPageHeight = result;
ok(result >= (200 - gScrollable64.wheelLineHeight * 2) && result <= 200,
"prepareScrollUnits: gScrollable64.wheelLineHeight is strange value, got " + result);
result = -1;
synthesizeWheel(gScrollable32, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaY: 1.0, lineOrPageDeltaY: 1 });
gScrollable32.wheelPageHeight = result;
ok(result >= (50 - gScrollable32.wheelLineHeight * 2) && result <= 50,
"prepareScrollUnits: gScrollable32.wheelLineHeight is strange value, got " + result);
result = -1;
synthesizeWheel(gRoot, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaY: 1.0, lineOrPageDeltaY: 1 });
gRoot.wheelPageHeight = result;
ok(window.innerHeight - result < 100 && window.innerHeight - result > 0,
"prepareScrollUnits: gRoot.wheelLineHeight is strange value, got " + result);
result = -1;
synthesizeWheel(gScrollable128, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, lineOrPageDeltaX: 1 });
gScrollable128.wheelPageWidth = result;
ok(result >= (100 - gScrollable128.wheelLineHeight * 2) && result <= 100,
"prepareScrollUnits: gScrollable128.wheelPageWidth is strange value, got " + result);
result = -1;
synthesizeWheel(gScrollable96, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, lineOrPageDeltaX: 1 });
gScrollable96.wheelPageWidth = result;
ok(result >= (150 - gScrollable96.wheelLineHeight * 2) && result <= 150,
"prepareScrollUnits: gScrollable96.wheelPageWidth is strange value, got " + result);
result = -1;
synthesizeWheel(gScrollable64, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, lineOrPageDeltaX: 1 });
gScrollable64.wheelPageWidth = result;
ok(result >= (200 - gScrollable64.wheelLineHeight * 2) && result <= 200,
"prepareScrollUnits: gScrollable64.wheelPageWidth is strange value, got " + result);
result = -1;
synthesizeWheel(gScrollable32, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, lineOrPageDeltaX: 1 });
gScrollable32.wheelPageWidth = result;
ok(result >= (50 - gScrollable32.wheelLineHeight * 2) && result <= 50,
"prepareScrollUnits: gScrollable32.wheelPageWidth is strange value, got " + result);
result = -1;
synthesizeWheel(gRoot, 10, 10,
{ deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, lineOrPageDeltaX: 1 });
gRoot.wheelPageWidth = result;
ok(window.innerWidth - result < 100 && window.innerWidth - result > 0,
"prepareScrollUnits: gRoot.wheelPageWidth is strange value, got " + result);
window.removeEventListener("MozMousePixelScroll", handler, true);
}
function doTests()
{
const kTests = [
// DOM_DELTA_LINE
{ description: "Should be computed from nearest scrollable element, 128",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable128, y: gScrollable128
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: -1.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable128, y: gScrollable128
}
},
{ description: "Should be computed from nearest scrollable element, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable96, y: gScrollable96
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: -1.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable96, y: gScrollable96
}
},
{ description: "Should be computed from nearest scrollable element, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable64, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: -1.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable64, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable32, y: gScrollable32
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: -1.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable32, y: gScrollable32
}
},
{ description: "Should be computed from root element if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: gRoot, y: gRoot
}
},
{ description: "Should be computed from root element, even if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: -1.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: -1 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: gRoot, y: gRoot
}
},
{ description: "Should be computed from nearest scrollable element, 128",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable128
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: -1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable128
}
},
{ description: "Should be computed from nearest scrollable element, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable96
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: -1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable96
}
},
{ description: "Should be computed from nearest scrollable element, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: -1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable32
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: -1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable32
}
},
{ description: "Should be computed from root element if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: null, y: gRoot
}
},
{ description: "Should be computed from root element, even if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: -1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: null, y: gRoot
}
},
{ description: "Should be computed from nearest scrollable element, 128",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable128, y: null
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: 0.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable128, y: null
}
},
{ description: "Should be computed from nearest scrollable element, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable96, y: null
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: 0.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable96, y: null
}
},
{ description: "Should be computed from nearest scrollable element, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable64, y: null
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: 0.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable64, y: null
}
},
{ description: "Should be computed from nearest scrollable element, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable32, y: null
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: 0.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable32, y: null
}
},
{ description: "Should be computed from root element if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: gRoot, y: null
}
},
{ description: "Should be computed from root element, even if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: -1.0, deltaY: 0.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: gRoot, y: null
}
},
// DOM_DELTA_PAGE
{ description: "Should be computed from nearest scrollable element, 128",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable128, y: gScrollable128
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: -1.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable128, y: gScrollable128
}
},
{ description: "Should be computed from nearest scrollable element, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable96, y: gScrollable96
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: -1.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable96, y: gScrollable96
}
},
{ description: "Should be computed from nearest scrollable element, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable64, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: -1.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable64, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable32, y: gScrollable32
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: -1.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable32, y: gScrollable32
}
},
{ description: "Should be computed from root element if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: gRoot, y: gRoot
}
},
{ description: "Should be computed from root element, even if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: -1.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: -1 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: gRoot, y: gRoot
}
},
{ description: "Should be computed from nearest scrollable element, 128",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable128
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: -1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable128
}
},
{ description: "Should be computed from nearest scrollable element, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable96
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: -1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable96
}
},
{ description: "Should be computed from nearest scrollable element, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: -1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable32
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: -1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: null, y: gScrollable32
}
},
{ description: "Should be computed from root element if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: null, y: gRoot
}
},
{ description: "Should be computed from root element, even if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 0.0, deltaY: -1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: -1 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: null, y: gRoot
}
},
{ description: "Should be computed from nearest scrollable element, 128",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable128, y: null
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction",
target: gScrollable128,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: 0.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable128.scrollLeft = 0;
gScrollable128.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable128, y: null
}
},
{ description: "Should be computed from nearest scrollable element, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable96, y: null
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 96",
target: gScrollable96,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: 0.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable96, y: null
}
},
{ description: "Should be computed from nearest scrollable element, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable64, y: null
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: 0.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable64, y: null
}
},
{ description: "Should be computed from nearest scrollable element, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable32, y: null
}
},
{ description: "Should be computed from nearest scrollable element, even if not scrollable to the direction, 32",
target: gScrollable32,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: 0.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable32.scrollLeft = 0;
gScrollable32.scrollTop = 0;
},
cleanup: function () {
},
expected: {
x: gScrollable32, y: null
}
},
{ description: "Should be computed from root element if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: gRoot, y: null
}
},
{ description: "Should be computed from root element, even if there is no scrollable element, root",
target: gRoot,
event: {
deltaMode: WheelEvent.DOM_DELTA_PAGE,
deltaX: -1.0, deltaY: 0.0, lineOrPageDeltaX: -1, lineOrPageDeltaY: 0 },
prepare: function () {
},
cleanup: function () {
},
expected: {
x: gRoot, y: null
}
},
// Overflow: hidden; boxes shouldn't be ignored.
{ description: "Should be computed from nearest scrollable element even if it hides overflow content, 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable64.style.overflow = "hidden";
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
gScrollable64.style.overflow = "auto";
},
expected: {
x: gScrollable64, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element even if it hides overflow content (X), 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable64.style.overflowX = "hidden";
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
gScrollable64.style.overflow = "auto";
},
expected: {
x: gScrollable64, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element even if it hides overflow content (Y), 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 1.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable64.style.overflowY = "hidden";
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
gScrollable64.style.overflow = "auto";
},
expected: {
x: gScrollable64, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element even if it hides overflow content (X), 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable64.style.overflowX = "hidden";
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
gScrollable64.style.overflow = "auto";
},
expected: {
x: null, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element even if it hides overflow content (Y), 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0.0, deltaY: 1.0, lineOrPageDeltaX: 0, lineOrPageDeltaY: 1 },
prepare: function () {
gScrollable64.style.overflowY = "hidden";
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
gScrollable64.style.overflow = "auto";
},
expected: {
x: null, y: gScrollable64
}
},
{ description: "Should be computed from nearest scrollable element even if it hides overflow content (X), 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable64.style.overflowX = "hidden";
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
gScrollable64.style.overflow = "auto";
},
expected: {
x: gScrollable64, y: null
}
},
{ description: "Should be computed from nearest scrollable element even if it hides overflow content (Y), 64",
target: gScrollable64,
event: {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 1.0, deltaY: 0.0, lineOrPageDeltaX: 1, lineOrPageDeltaY: 0 },
prepare: function () {
gScrollable64.style.overflowY = "hidden";
gScrollable96.scrollLeft = 0;
gScrollable96.scrollTop = 0;
gScrollable64.scrollLeft = 0;
gScrollable64.scrollTop = 0;
},
cleanup: function () {
gScrollable64.style.overflow = "auto";
},
expected: {
x: gScrollable64, y: null
}
},
];
var currentTest, description, firedX, firedY;
function handler(aEvent)
{
aEvent.preventDefault();
if (aEvent.axis != MouseScrollEvent.HORIZONTAL_AXIS &&
aEvent.axis != MouseScrollEvent.VERTICAL_AXIS) {
ok(false,
description + "The event had invalid axis (" + aEvent.axis + ")");
return;
}
var isHorizontal = (aEvent.axis == MouseScrollEvent.HORIZONTAL_AXIS);
if ((isHorizontal && !currentTest.expected.x) ||
(!isHorizontal && !currentTest.expected.y)) {
ok(false,
description + "The event fired unexpectedly (" +
(isHorizontal ? "Horizontal" : "Vertical") + ")");
return;
}
if (isHorizontal) {
firedX = true;
} else {
firedY = true;
}
var expectedDetail =
(currentTest.event.deltaMode == WheelEvent.DOM_DELTA_LINE) ?
(isHorizontal ? currentTest.expected.x.wheelHorizontalLine :
currentTest.expected.y.wheelLineHeight) :
(isHorizontal ? currentTest.expected.x.wheelPageWidth :
currentTest.expected.y.wheelPageHeight);
is(Math.abs(aEvent.detail), expectedDetail,
description + ((isHorizontal) ? "horizontal" : "vertical") + " event detail is wrong");
}
window.addEventListener("MozMousePixelScroll", handler, true);
for (var i = 0; i < kTests.length; i++) {
currentTest = kTests[i];
description = "doTests, " + currentTest.description + " (deltaMode: " +
(currentTest.event.deltaMode == WheelEvent.DOM_DELTA_LINE ?
"DOM_DELTA_LINE" : "DOM_DELTA_PAGE") +
", deltaX: " + currentTest.event.deltaX +
", deltaY: " + currentTest.event.deltaY + "): ";
currentTest.prepare();
firedX = firedY = false;
synthesizeWheel(currentTest.target, 10, 10, currentTest.event);
if (currentTest.expected.x) {
ok(firedX, description + "Horizontla MozMousePixelScroll event wasn't fired");
}
if (currentTest.expected.y) {
ok(firedY, description + "Vertical MozMousePixelScroll event wasn't fired");
}
currentTest.cleanup();
}
window.removeEventListener("MozMousePixelScroll", handler, true);
}
function runTests()
{
SpecialPowers.setIntPref("mousewheel.default.delta_multiplier_x", 100);
SpecialPowers.setIntPref("mousewheel.default.delta_multiplier_y", 100);
SpecialPowers.setIntPref("mousewheel.default.delta_multiplier_z", 100);
SpecialPowers.setIntPref("mousewheel.with_alt.delta_multiplier_x", 100);
SpecialPowers.setIntPref("mousewheel.with_alt.delta_multiplier_y", 100);
SpecialPowers.setIntPref("mousewheel.with_alt.delta_multiplier_z", 100);
SpecialPowers.setIntPref("mousewheel.with_control.delta_multiplier_x", 100);
SpecialPowers.setIntPref("mousewheel.with_control.delta_multiplier_y", 100);
SpecialPowers.setIntPref("mousewheel.with_control.delta_multiplier_z", 100);
SpecialPowers.setIntPref("mousewheel.with_meta.delta_multiplier_x", 100);
SpecialPowers.setIntPref("mousewheel.with_meta.delta_multiplier_y", 100);
SpecialPowers.setIntPref("mousewheel.with_meta.delta_multiplier_z", 100);
SpecialPowers.setIntPref("mousewheel.with_shift.delta_multiplier_x", 100);
SpecialPowers.setIntPref("mousewheel.with_shift.delta_multiplier_y", 100);
SpecialPowers.setIntPref("mousewheel.with_shift.delta_multiplier_z", 100);
SpecialPowers.setIntPref("mousewheel.with_win.delta_multiplier_x", 100);
SpecialPowers.setIntPref("mousewheel.with_win.delta_multiplier_y", 100);
SpecialPowers.setIntPref("mousewheel.with_win.delta_multiplier_z", 100);
prepareScrollUnits();
doTests();
SpecialPowers.clearUserPref("mousewheel.default.delta_multiplier_x");
SpecialPowers.clearUserPref("mousewheel.default.delta_multiplier_y");
SpecialPowers.clearUserPref("mousewheel.default.delta_multiplier_z");
SpecialPowers.clearUserPref("mousewheel.with_alt.delta_multiplier_x");
SpecialPowers.clearUserPref("mousewheel.with_alt.delta_multiplier_y");
SpecialPowers.clearUserPref("mousewheel.with_alt.delta_multiplier_z");
SpecialPowers.clearUserPref("mousewheel.with_control.delta_multiplier_x");
SpecialPowers.clearUserPref("mousewheel.with_control.delta_multiplier_y");
SpecialPowers.clearUserPref("mousewheel.with_control.delta_multiplier_z");
SpecialPowers.clearUserPref("mousewheel.with_meta.delta_multiplier_x");
SpecialPowers.clearUserPref("mousewheel.with_meta.delta_multiplier_y");
SpecialPowers.clearUserPref("mousewheel.with_meta.delta_multiplier_z");
SpecialPowers.clearUserPref("mousewheel.with_shift.delta_multiplier_x");
SpecialPowers.clearUserPref("mousewheel.with_shift.delta_multiplier_y");
SpecialPowers.clearUserPref("mousewheel.with_shift.delta_multiplier_z");
SpecialPowers.clearUserPref("mousewheel.with_win.delta_multiplier_x");
SpecialPowers.clearUserPref("mousewheel.with_win.delta_multiplier_y");
SpecialPowers.clearUserPref("mousewheel.with_win.delta_multiplier_z");
SimpleTest.finish();
}
</script>
</pre>
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</html>