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Test Info:

<!DOCTYPE html>
<html>
<!--
-->
<head>
<title>Test for Bug 1543312</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>
SimpleTest.expectAssertions(0, 1);
add_task(async function() {
let iframe = document.getElementById("iframe2");
iframe.style.display = "none";
iframe.offsetHeight; // reflow
iframe.style.display = "";
iframe.offsetHeight; // reflow
iframe.focus();
let edit = iframe.contentDocument.getElementById("edit");
edit.focus();
synthesizeCompositionChange({
"composition": {
"string": "foo",
"clauses": [{
"length": 3,
"attr": COMPOSITION_ATTR_RAW_CLAUSE
}],
"caret": {
"start": 3,
"length": 0
}
}
});
synthesizeComposition({type: "compositioncommitasis"});
synthesizeCompositionChange({
"composition": {
"string": "bar",
"clauses": [{
"length": 3,
"attr": COMPOSITION_ATTR_RAW_CLAUSE
}],
"caret": {
"start": 3,
"length": 0
}
}
});
synthesizeComposition({type: "compositioncommitasis"});
is(edit.textContent, "foobar", "caret is updated correctly");
synthesizeKey("1");
is(edit.textContent, "foobar1", "caret is updated correctly");
});
</script>
</head>
<body>
<p id="display"></p>
<div>
<iframe id="iframe1" srcdoc="<div contenteditable></div>"></iframe>
<iframe id="iframe2" srcdoc="<div id=edit contenteditable></div>"></iframe>
</div>
</body>
</html>