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<!DOCTYPE HTML>
< html >
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=426082
-->
< head >
< title > Test for Bug 426082< / title >
< script type = "application/javascript" src = "/tests/SimpleTest/SimpleTest.js" > < / script >
< script type = "application/javascript" src = "/tests/SimpleTest/EventUtils.js" > < / script >
< script type = "application/javascript" src = "/tests/SimpleTest/WindowSnapshot.js" > < / script >
< link rel = "stylesheet" type = "text/css" href = "/tests/SimpleTest/test.css" / >
< style >
canvas {
display: none;
}
< / style >
< / head >
< body onload = "runTests()" >
< a target = "_blank" href = "https://bugzilla.mozilla.org/show_bug.cgi?id=426082" > Mozilla Bug 426082< / a >
< p id = "display" > < / p >
< div id = "content" style = "display: none" >
< / div >
< p > < input type = "button" value = "Button" id = "button" > < / p >
< p > < label for = "button" id = "label" > Label< / label > < / p >
< p id = "outside" > Something under the label< / p >
< pre id = "test" >
< script type = "application/javascript;version=1.8" >
/** Test for Bug 426082 **/
var normalButtonCanvas, pressedButtonCanvas, normalFocusedButtonCanvas,
pressedFocusedButtonCanvas, currentSnapshot, button, label, outside;
function runTests() {
button = $("button");
label = $("label");
outside = $("outside");
SimpleTest.executeSoon(executeTests);
}
function isRectContainedInRectFromRegion(rect, region) {
return Array.some(region, function (r) {
return rect.left >= r.left & &
rect.top >= r.top & &
rect.right < = r.right & &
rect.bottom < = r.bottom;
});
}
function paintListener(e) {
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if (isRectContainedInRectFromRegion(buttonRect(), SpecialPowers.wrap(e).clientRects)) {
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gNeedsPaint = false;
currentSnapshot = takeSnapshot();
}
}
var gNeedsPaint = false;
function executeTests() {
var testYielder = tests();
function execNext() {
try {
if (!gNeedsPaint) {
testYielder.next();
button.getBoundingClientRect(); // Flush.
gNeedsPaint = true;
}
SimpleTest.executeSoon(execNext);
} catch (e) {}
}
execNext();
}
function tests() {
window.addEventListener("MozAfterPaint", paintListener, false);
normalButtonCanvas = takeSnapshot();
// Press the button.
sendMouseEvent("mousemove", button);
sendMouseEvent("mousedown", button);
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yield undefined;
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pressedFocusedButtonCanvas = takeSnapshot();
compareSnapshots_(normalButtonCanvas, pressedFocusedButtonCanvas, false, "Pressed focused buttons should look different from normal buttons.");
// Release.
sendMouseEvent("mouseup", button);
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yield undefined;
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// make sure the button is focused as this doesn't happen on click on Mac
button.focus();
normalFocusedButtonCanvas = takeSnapshot();
compareSnapshots_(normalFocusedButtonCanvas, pressedFocusedButtonCanvas, false, "Pressed focused buttons should look different from normal focused buttons.");
// Unfocus the button.
sendMouseEvent("mousedown", outside);
sendMouseEvent("mouseup", outside);
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yield undefined;
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// Press the label.
sendMouseEvent("mousemove", label);
sendMouseEvent("mousedown", label);
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yield undefined;
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compareSnapshots_(normalButtonCanvas, currentSnapshot, false, "Pressing the label should have pressed the button.");
pressedButtonCanvas = takeSnapshot();
// Move the mouse down from the label.
sendMouseEvent("mousemove", outside);
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yield undefined;
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compareSnapshots_(normalButtonCanvas, currentSnapshot, true, "Moving the mouse down from the label should have unpressed the button.");
// ... and up again.
sendMouseEvent("mousemove", label);
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yield undefined;
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compareSnapshots_(pressedButtonCanvas, currentSnapshot, true, "Moving the mouse back on top of the label should have pressed the button.");
// Release.
sendMouseEvent("mouseup", label);
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yield undefined;
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compareSnapshots_(normalFocusedButtonCanvas, currentSnapshot, true, "Releasing the mouse over the label should have unpressed (and focused) the button.");
// Press the label and remove it.
sendMouseEvent("mousemove", label);
sendMouseEvent("mousedown", label);
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yield undefined;
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label.parentNode.removeChild(label);
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yield undefined;
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compareSnapshots_(normalButtonCanvas, currentSnapshot, true, "Removing the label should have unpressed the button.");
sendMouseEvent("mouseup", label);
window.removeEventListener("MozAfterPaint", paintListener, false);
window.opener.finishTests();
}
function sendMouseEvent(t, elem) {
var r = elem.getBoundingClientRect();
synthesizeMouse(elem, r.width / 2, r.height / 2, {type: t});
}
function compareSnapshots_(c1, c2, shouldBeIdentical, msg) {
var [correct, c1url, c2url] = compareSnapshots(c1, c2, shouldBeIdentical);
if (correct) {
if (shouldBeIdentical) {
window.opener.ok(true, msg + " - expected " + c1url);
} else {
window.opener.ok(true, msg + " - got " + c1url + " and " + c2url);
}
} else {
if (shouldBeIdentical) {
window.opener.ok(false, msg + " - expected " + c1url + " but got " + c2url);
} else {
window.opener.ok(false, msg + " - expected something other than " + c1url);
}
}
}
function takeSnapshot() {
var r = buttonRect();
adjustedRect = { left: r.left - 2, top: r.top - 2,
width: r.width + 4, height: r.height + 4 };
return SpecialPowers.snapshotRect(window, adjustedRect);
}
function buttonRect() {
return button.getBoundingClientRect();
}
< / script >
< / pre >
< / body >
< / html >
