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<!DOCTYPE html>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1574596
-->
<head>
<title>Test for Bug 1574596</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"/>
<script>
function resizingActive(win) {
let Ci = SpecialPowers.Ci;
let editor = SpecialPowers.wrap(win).docShell.editor;
return editor && editor.QueryInterface(Ci.nsIHTMLObjectResizer).isObjectResizingActive;
}
add_task(async function() {
let iframe = document.getElementById("iframe1");
iframe.focus();
let edit = iframe.contentDocument.getElementById("edit");
edit.focus();
iframe.contentDocument.execCommand("enableObjectResizing", false, true);
async function waitForSelectionChange() {
return new Promise(resolve => {
iframe.contentDocument.addEventListener("selectionchange", () => {
resolve();
}, {once: true});
});
}
let target = iframe.contentDocument.getElementById("target");
let promiseSelectionChangeEvent = waitForSelectionChange();
synthesizeMouseAtCenter(target, {}, iframe.contentWindow);
await promiseSelectionChangeEvent;
ok(resizingActive(iframe.contentWindow), "Resizing should be active");
iframe.style.display = "none";
iframe.offsetHeight; // reflow
await new Promise(SimpleTest.executeSoon);
ok(!resizingActive(iframe.contentWindow), "Resizing should not be active");
iframe.style.display = "";
iframe.offsetHeight; // reflow
promiseSelectionChangeEvent = waitForSelectionChange();
synthesizeMouseAtCenter(target, {}, iframe.contentWindow);
await promiseSelectionChangeEvent;
ok(resizingActive(iframe.contentWindow), "Resizing should be active again");
});
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1574596">Mozilla Bug 1574596</a>
<p id="display"></p>
<div>
<iframe id="iframe1" srcdoc="<div id=edit contenteditable><img id='target' src='green.png'></div>"></iframe>
</div>
</body>
</html>
|
