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

<script>
description("This test tries to test whether the JWK format exporting/importing methods work as expected." +
    "To do so, it first generates an EC Key Pair, then exports them into JWKs, then imports them back, and finally uses them to do signature verification.");

jsTestIsAsync = true;

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

debug("Generating a key pair...");
crypto.subtle.generateKey(ecKeyParams, extractable, ["verify", "sign"]).then(function(result) {
    keyPair = result;

    debug("Exporting the private key in Jwk format...");
    return crypto.subtle.exportKey("jwk", keyPair.privateKey);
}, failAndFinishJSTest).then(function(result) {
    jwkPrivateKey = result;
    shouldBeDefined("jwkPrivateKey.x");
    shouldBeDefined("jwkPrivateKey.y");
    shouldBeDefined("jwkPrivateKey.d");

    debug("Importing the JWK private key...");
    return crypto.subtle.importKey("jwk", jwkPrivateKey, ecKeyParams, extractable, ["sign"]);
}, failAndFinishJSTest).then(function(privateKey) {
    debug("Signing the data...");
    return crypto.subtle.sign(ecdsaParams, privateKey, data);
}, failAndFinishJSTest).then(function(result) {
    signature = result;
    shouldBe("signature.byteLength", "64");

    debug("Exporting the public key in Jwk format...");
    return crypto.subtle.exportKey("jwk", keyPair.publicKey);
}, failAndFinishJSTest).then(function(result) {
    jwkPublicKey = result;
    shouldBeDefined("jwkPublicKey.x");
    shouldBeDefined("jwkPublicKey.y");

    debug("Importing the JWK public key...");
    return crypto.subtle.importKey("jwk", jwkPublicKey, ecKeyParams, extractable, ["verify"]);
}, failAndFinishJSTest).then(function(publicKey) {
    debug("Verifying the signature...");
    return crypto.subtle.verify(ecdsaParams, publicKey, signature, data);
}, failAndFinishJSTest).then(function(result) {
    verified = result;

    shouldBeTrue("verified");

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