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<!DOCTYPE HTML>
<html>
<head>
<title>Test submit event on form</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<form action="javascript:doDefault()" id="form">
<input name="n1" value="v1">
<input type="submit" value="Do Default Action">
</form>
<pre id="test">
<script type="application/javascript">
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(runTests);
var defaultActionCount = 0;
function doDefault()
{
defaultActionCount++;
}
async function runTests()
{
const form = document.getElementById("form");
let formDataInEvent = null;
// Test if submission from submit() is deferred.
await SpecialPowers.pushPrefEnv({
set: [["dom.forms.submit.trusted_event_only", false]],
});
form.addEventListener("submit", function(e) {
form.elements[0].value = "v1";
form.submit();
form.elements[0].value = "v2";
}, { once: true });
form.addEventListener('formdata', e => {
formDataInEvent = e.formData;
});
form.dispatchEvent(new Event('submit'));
await new Promise(resolve => SimpleTest.executeSoon(resolve));
is(defaultActionCount, 1, "should only submit once");
is(formDataInEvent.get('n1'), 'v2', "submission from submit() should be deferred");
// Test untrusted submit event shouldn't trigger form default action.
defaultActionCount = 0;
await SpecialPowers.pushPrefEnv({
set: [["dom.forms.submit.trusted_event_only", true]],
});
form.dispatchEvent(new Event('submit'));
setTimeout(() => {
is(defaultActionCount, 0, "untrusted submit event shouldn't trigger form default action");
SimpleTest.finish();
});
}
</script>
</pre>
</body>
</html>
|
