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<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Test Panel List Anchoring</title>
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
</head>
<body>
<p id="display"></p>
<div id="content">
<button id="anchor-button">Open</button>
<panel-list id="panel-list">
<panel-item>one</panel-item>
<panel-item>two</panel-item>
<panel-item>three</panel-item>
</panel-list>
</div>
<pre id="test">
<script class="testbody" type="application/javascript">
const {BrowserTestUtils} = ChromeUtils.importESModule("resource://testing-common/BrowserTestUtils.sys.mjs");
let anchorButton, panelList, panelItems;
add_setup(function setup() {
panelList = document.getElementById("panel-list");
anchorButton = document.getElementById("anchor-button");
anchorButton.addEventListener("click", e => panelList.toggle(e));
});
add_task(async function checkAlignment() {
async function getBounds() {
await new Promise(resolve => requestAnimationFrame(resolve));
let button = anchorButton.getBoundingClientRect();
let menu = panelList.getBoundingClientRect();
return {
button: {
top: Math.round(button.top),
right: Math.round(button.right),
bottom: Math.round(button.bottom),
left: Math.round(button.left),
},
menu: {
top: Math.round(menu.top),
right: Math.round(menu.right),
bottom: Math.round(menu.bottom),
left: Math.round(menu.left),
},
}
};
async function showPanel() {
let shown = BrowserTestUtils.waitForEvent(panelList, "shown");
anchorButton.click();
await shown;
}
async function hidePanel() {
let hidden = BrowserTestUtils.waitForEvent(panelList, "hidden");
panelList.hide();
await hidden;
}
anchorButton.style.position = "fixed";
info("Verify menu alignment in the top left corner of the browser window");
anchorButton.style.top = "32px";
anchorButton.style.right = "unset";
anchorButton.style.bottom = "unset";
anchorButton.style.left = "32px";
await showPanel();
let bounds = await getBounds();
is(bounds.menu.top, bounds.button.bottom, "Button's bottom matches Menu's top");
is(bounds.menu.left, bounds.button.left, "Button and Menu have the same left value");
await hidePanel();
info("Verify menu alignment in the top right corner of the browser window");
anchorButton.style.top = "32px";
anchorButton.style.right = "32px";
anchorButton.style.bottom = "unset";
anchorButton.style.left = "unset";
await showPanel();
bounds = await getBounds();
is(bounds.menu.top, bounds.button.bottom, "Button's bottom matches Menu's top");
is(bounds.menu.right, bounds.button.right, "Button and Menu have the same right value");
await hidePanel();
info("Verify menu alignment in the bottom right corner of the browser window");
anchorButton.style.top = "unset";
anchorButton.style.right = "32px";
anchorButton.style.bottom = "32px";
anchorButton.style.left = "unset";
await showPanel();
bounds = await getBounds();
is(bounds.menu.bottom, bounds.button.top, "Button's top matches Menu's bottom");
is(bounds.menu.right, bounds.button.right, "Button and Menu have the same right value");
await hidePanel();
info("Verify menu alignment in the bottom left corner of the browser window");
anchorButton.style.top = "unset";
anchorButton.style.right = "unset";
anchorButton.style.bottom = "32px";
anchorButton.style.left = "32px";
await showPanel();
bounds = await getBounds();
is(bounds.menu.bottom, bounds.button.top, "Button's top matches Menu's bottom");
is(bounds.menu.left, bounds.button.left, "Button and Menu have the same left value");
await hidePanel();
});
</script>
</pre>
</body>
</html>
|
