<!DOCTYPE html>
<html>
<head>
<script src="../../resources/js-test-pre.js"></script>
<script src="../resources/common.js"></script>
</head>
<body>
<p id="description"></p>
<div id="console"></div>

<script type="text/javascript">
description("Test ECDSA signing/verifying operations with generated P-521 keys");

jsTestIsAsync = true;

var extractable = true;
var ecdsaParams = {
    name: "ECDSA",
    hash: "SHA-256",
}
var data = asciiToUint8Array("Hello, World!");

debug("Generating keys");
crypto.subtle.generateKey({ name: "ECDSA", namedCurve: "P-521" }, extractable, ["sign", "verify"]).then(function(result) {
    keyPair = result;

    debug("Signing");
    return crypto.subtle.sign(ecdsaParams, keyPair.privateKey, data);
}).then(function(result) {
    signature = result;

    shouldBe("signature.byteLength", "132");

    debug("Verifying");
    return crypto.subtle.verify(ecdsaParams, keyPair.publicKey, signature, data);
}).then(function(result) {
    verified = result;

    shouldBeTrue("verified");

    finishJSTest();
}, failAndFinishJSTest);
</script>

<script src="../../resources/js-test-post.js"></script>
</body>
</html>