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<!DOCTYPE HTML>
<html>
<head>
<title>Test for Bug 1369627</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1369627">Mozilla Bug 1369627</a>
<p id="display"></p>
<div id="content">
<button id="clicky">clicky</button>
</div>
<pre id="test">
</pre>
<script>
/** Test for Bug 1369627 **/
add_task(async function resizeby() {
await SimpleTest.promiseFocus();
let clicky = document.querySelector("#clicky");
let popupPromise = new Promise(resolve => {
let linkclick = () => {
clicky.removeEventListener('click', linkclick);
let popup = window.open("about:blank", "_blank", "width=500,height=500");
function loaded() {
is(popup.innerHeight, 500, "starting width is 500");
is(popup.innerWidth, 500, "starting height in 500");
popup.resizeBy(50, 0);
// We resized synchronously. If this happened, we sometimes won't fire
// an resize event, so we resolve immediately.
if (popup.innerWidth == 550) {
resolve(popup);
} else {
let popupresize = () => {
popup.removeEventListener('resize', popupresize);
resolve(popup);
};
popup.addEventListener('resize', popupresize);
}
};
popup.addEventListener("load", loaded, { once: true })
};
clicky.addEventListener('click', linkclick);
});
synthesizeMouseAtCenter(clicky, {}, window);
let popup = await popupPromise;
is(popup.innerHeight, 500, "ending height is 500");
is(popup.innerWidth, 550, "ending width is 550");
popup.close();
});
</script>
</body>
</html>
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