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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1952253
-->
<head>
<meta charset="utf-8">
<title>Test for immutable ArrayBufferViews</title>
<script src="/tests/SimpleTest/SimpleTest.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=1952253">Mozilla Bug 1952253</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
<script type="application/javascript">
/* global TestFunctions */
function checkThrowsImmutable(f) {
let ex;
try{
f();
ok(false, "Should have thrown!");
} catch (e) {
ex = e;
}
ok(ex.toString().includes("immutable ArrayBuffer or ArrayBufferView"), "Got exception: " + ex);
}
add_task(async function test_immutable_arraybuffer_views() {
await SpecialPowers.pushPrefEnv({set: [["dom.expose_test_interfaces", true]]});
let test = new TestFunctions();
let ab = new ArrayBuffer(16).transferToImmutable();
checkThrowsImmutable(() => test.testNotAllowShared(ab));
checkThrowsImmutable(() => test.testAllowShared(ab));
checkThrowsImmutable(() => test.testDictWithAllowShared({arrayBuffer: ab}));
checkThrowsImmutable(() => test.testUnionOfBufferSource(ab));
checkThrowsImmutable(() => { test.arrayBuffer = ab; });
checkThrowsImmutable(() => { test.allowSharedArrayBuffer = ab; });
checkThrowsImmutable(() => { test.sequenceOfArrayBuffer = [ab]; });
checkThrowsImmutable(() => { test.sequenceOfAllowSharedArrayBuffer = [ab]; });
let ta = new Int8Array(ab);
checkThrowsImmutable(() => test.testNotAllowShared(ta));
checkThrowsImmutable(() => test.testAllowShared(ta));
checkThrowsImmutable(() => test.testDictWithAllowShared({arrayBufferView: ta}));
checkThrowsImmutable(() => test.testUnionOfBufferSource(ta));
checkThrowsImmutable(() => { test.arrayBufferView = ta; });
checkThrowsImmutable(() => { test.allowSharedArrayBufferView = ta; });
checkThrowsImmutable(() => { test.sequenceOfArrayBufferView = [ta]; });
checkThrowsImmutable(() => { test.sequenceOfAllowSharedArrayBufferView = [ta]; });
let dv = new DataView(ab);
checkThrowsImmutable(() => test.testNotAllowShared(dv));
checkThrowsImmutable(() => test.testAllowShared(dv));
checkThrowsImmutable(() => test.testDictWithAllowShared({arrayBufferView: dv}));
checkThrowsImmutable(() => test.testUnionOfBufferSource(dv));
checkThrowsImmutable(() => { test.arrayBufferView = dv; });
checkThrowsImmutable(() => { test.allowSharedArrayBufferView = dv; });
checkThrowsImmutable(() => { test.sequenceOfArrayBufferView = [dv]; });
checkThrowsImmutable(() => { test.sequenceOfAllowSharedArrayBufferView = [dv]; });
});
</script>
</body>
</html>
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