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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=656379
-->
<head>
<title>Test for Bug 656379</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<script src="/tests/SimpleTest/WindowSnapshot.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<style>
canvas {
display: none;
}
input[type=button] {
appearance: none;
padding: 0;
border: none;
color: black;
background: white;
}
input[type=button]::-moz-focus-inner { border: none; }
/* Make sure that normal, focused, hover+active, focused+hover+active
buttons all have different styles so that the test keeps moving along. */
input[type=button]:hover:active {
background: red;
}
input[type=button]:focus {
background: green;
}
input[type=button]:focus:hover:active {
background: purple;
}
</style>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=656379">Mozilla Bug 656379</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
var normalButtonCanvas, pressedButtonCanvas, normalFocusedButtonCanvas,
pressedFocusedButtonCanvas, currentSnapshot, button, label, outside;
function runTests() {
button = $("button");
label = $("label");
outside = $("outside");
SimpleTest.executeSoon(executeTests);
}
SimpleTest.waitForFocus(runTests);
function isRectContainedInRectFromRegion(rect, region) {
return Array.prototype.some.call(region, function (r) {
return rect.left >= r.left &&
rect.top >= r.top &&
rect.right <= r.right &&
rect.bottom <= r.bottom;
});
}
function paintListener(e) {
if (isRectContainedInRectFromRegion(buttonRect(), SpecialPowers.wrap(e).clientRects)) {
gNeedsPaint = false;
currentSnapshot = takeSnapshot();
}
}
var gNeedsPaint = false;
function executeTests() {
var testYielder = tests();
function execNext() {
if (!gNeedsPaint) {
let {done} = testYielder.next();
if (done) {
return;
}
button.getBoundingClientRect(); // Flush.
gNeedsPaint = true;
}
SimpleTest.executeSoon(execNext);
}
execNext();
}
function* tests() {
window.addEventListener("MozAfterPaint", paintListener);
normalButtonCanvas = takeSnapshot();
// Press the button.
sendMouseEvent("mousemove", button);
sendMouseEvent("mousedown", button);
yield undefined;
pressedFocusedButtonCanvas = takeSnapshot();
compareSnapshots_(normalButtonCanvas, pressedFocusedButtonCanvas, false, "Pressed focused buttons should look different from normal buttons.");
// Release.
sendMouseEvent("mouseup", button);
yield undefined;
// 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);
yield undefined;
// Press the label.
sendMouseEvent("mousemove", label);
sendMouseEvent("mousedown", label);
yield undefined;
compareSnapshots_(normalButtonCanvas, currentSnapshot, false, "Pressing the label should have pressed the button.");
pressedButtonCanvas = takeSnapshot();
// Move the mouse down from the label.
sendMouseEvent("mousemove", outside);
yield undefined;
compareSnapshots_(normalButtonCanvas, currentSnapshot, true, "Moving the mouse down from the label should have unpressed the button.");
// ... and up again.
sendMouseEvent("mousemove", label);
yield undefined;
compareSnapshots_(pressedButtonCanvas, currentSnapshot, true, "Moving the mouse back on top of the label should have pressed the button.");
// Release.
sendMouseEvent("mouseup", label);
yield undefined;
var focusOnMouse = (navigator.platform.indexOf("Mac") != 0);
compareSnapshots_(focusOnMouse ? normalFocusedButtonCanvas : normalButtonCanvas,
currentSnapshot, true, "Releasing the mouse over the label should have unpressed" +
(focusOnMouse ? " (and focused)" : "") + " the button.");
// Press the label and remove it.
sendMouseEvent("mousemove", label);
sendMouseEvent("mousedown", label);
yield undefined;
label.remove();
yield undefined;
compareSnapshots_(normalButtonCanvas, currentSnapshot, true, "Removing the label should have unpressed the button.");
sendMouseEvent("mouseup", label);
window.removeEventListener("MozAfterPaint", paintListener);
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(canvas) {
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>
<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>
</body>
</html>
|
