gecko/dom/crypto/test/test_WebCrypto_ECDH.html

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<!DOCTYPE html>
<html>
<head>
<title>WebCrypto Test Suite</title>
<meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
<link rel="stylesheet" href="./test_WebCrypto.css"/>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<!-- Utilities for manipulating ABVs -->
<script src="util.js"></script>
<!-- A simple wrapper around IndexedDB -->
<script src="simpledb.js"></script>
<!-- Test vectors drawn from the literature -->
<script src="./test-vectors.js"></script>
<!-- General testing framework -->
<script src="./test-array.js"></script>
<script>/*<![CDATA[*/
"use strict";
// -----------------------------------------------------------------------------
TestArray.addTest(
"Generate an ECDH key for named curve P-256",
function() {
var that = this;
var alg = { name: "ECDH", namedCurve: "P-256" };
crypto.subtle.generateKey(alg, false, ["deriveKey", "deriveBits"]).then(
complete(that, function(x) {
return exists(x.publicKey) &&
(x.publicKey.algorithm.name == alg.name) &&
(x.publicKey.algorithm.namedCurve == alg.namedCurve) &&
(x.publicKey.type == "public") &&
x.publicKey.extractable &&
(x.publicKey.usages.length == 0) &&
exists(x.privateKey) &&
(x.privateKey.algorithm.name == alg.name) &&
(x.privateKey.algorithm.namedCurve == alg.namedCurve) &&
(x.privateKey.type == "private") &&
!x.privateKey.extractable &&
(x.privateKey.usages.length == 2) &&
(x.privateKey.usages[0] == "deriveKey") &&
(x.privateKey.usages[1] == "deriveBits");
}),
error(that)
);
}
);
// -----------------------------------------------------------------------------
TestArray.addTest(
"Generate an ECDH key and derive some bits",
function() {
var that = this;
var alg = { name: "ECDH", namedCurve: "P-256" };
var pair;
function setKeyPair(x) { pair = x; }
function doDerive(n) {
return function (x) {
var alg = { name: "ECDH", public: pair.publicKey };
return crypto.subtle.deriveBits(alg, pair.privateKey, n * 8);
}
}
crypto.subtle.generateKey(alg, false, ["deriveBits"])
.then(setKeyPair, error(that))
.then(doDerive(2), error(that))
.then(function (x) {
// Deriving less bytes works.
if (x.byteLength != 2) {
throw "should have derived two bytes";
}
})
// Deriving more than the curve yields doesn't.
.then(doDerive(33), error(that))
.then(error(that), complete(that));
}
);
// -----------------------------------------------------------------------------
TestArray.addTest(
"Test that ECDH deriveBits() fails when the public key is not an ECDH key",
function() {
var that = this;
var pubKey, privKey;
function setPub(x) { pubKey = x.publicKey; }
function setPriv(x) { privKey = x.privateKey; }
function doGenerateP256() {
var alg = { name: "ECDH", namedCurve: "P-256" };
return crypto.subtle.generateKey(alg, false, ["deriveBits"]);
}
function doGenerateRSA() {
var alg = {
name: "RSA-OAEP",
hash: "SHA-256",
modulusLength: 2048,
publicExponent: new Uint8Array([0x01, 0x00, 0x01])
};
return crypto.subtle.generateKey(alg, false, ["encrypt"])
}
function doDerive() {
var alg = { name: "ECDH", public: pubKey };
return crypto.subtle.deriveBits(alg, privKey, 16);
}
doGenerateP256()
.then(setPriv, error(that))
.then(doGenerateRSA, error(that))
.then(setPub, error(that))
.then(doDerive, error(that))
.then(error(that), complete(that));
}
);
// -----------------------------------------------------------------------------
TestArray.addTest(
"Test that ECDH deriveBits() fails when the given keys' curves don't match",
function() {
var that = this;
var pubKey, privKey;
function setPub(x) { pubKey = x.publicKey; }
function setPriv(x) { privKey = x.privateKey; }
function doGenerateP256() {
var alg = { name: "ECDH", namedCurve: "P-256" };
return crypto.subtle.generateKey(alg, false, ["deriveBits"]);
}
function doGenerateP384() {
var alg = { name: "ECDH", namedCurve: "P-384" };
return crypto.subtle.generateKey(alg, false, ["deriveBits"]);
}
function doDerive() {
var alg = { name: "ECDH", public: pubKey };
return crypto.subtle.deriveBits(alg, privKey, 16);
}
doGenerateP256()
.then(setPriv, error(that))
.then(doGenerateP384, error(that))
.then(setPub, error(that))
.then(doDerive, error(that))
.then(error(that), complete(that));
}
);
// -----------------------------------------------------------------------------
TestArray.addTest(
"JWK import an ECDH public and private key and derive bits (P-256)",
function () {
var that = this;
var alg = { name: "ECDH" };
var pubKey, privKey;
function setPub(x) { pubKey = x; }
function setPriv(x) { privKey = x; }
function doDerive() {
var alg = { name: "ECDH", public: pubKey };
return crypto.subtle.deriveBits(alg, privKey, tv.ecdh_p256.secret.byteLength * 8);
}
Promise.all([
crypto.subtle.importKey("jwk", tv.ecdh_p256.jwk_priv, alg, false, ["deriveBits"])
.then(setPriv, error(that)),
crypto.subtle.importKey("jwk", tv.ecdh_p256.jwk_pub, alg, false, ["deriveBits"])
.then(setPub, error(that))
]).then(doDerive, error(that))
.then(memcmp_complete(that, tv.ecdh_p256.secret), error(that));
}
);
// -----------------------------------------------------------------------------
TestArray.addTest(
"JWK import an ECDH public and private key and derive bits (P-384)",
function () {
var that = this;
var alg = { name: "ECDH" };
var pubKey, privKey;
function setPub(x) { pubKey = x; }
function setPriv(x) { privKey = x; }
function doDerive() {
var alg = { name: "ECDH", public: pubKey };
return crypto.subtle.deriveBits(alg, privKey, tv.ecdh_p384.secret.byteLength * 8);
}
Promise.all([
crypto.subtle.importKey("jwk", tv.ecdh_p384.jwk_priv, alg, false, ["deriveBits"])
.then(setPriv, error(that)),
crypto.subtle.importKey("jwk", tv.ecdh_p384.jwk_pub, alg, false, ["deriveBits"])
.then(setPub, error(that))
]).then(doDerive, error(that))
.then(memcmp_complete(that, tv.ecdh_p384.secret), error(that));
}
);
// -----------------------------------------------------------------------------
TestArray.addTest(
"JWK import an ECDH public and private key and derive bits (P-521)",
function () {
var that = this;
var alg = { name: "ECDH" };
var pubKey, privKey;
function setPub(x) { pubKey = x; }
function setPriv(x) { privKey = x; }
function doDerive() {
var alg = { name: "ECDH", public: pubKey };
return crypto.subtle.deriveBits(alg, privKey, tv.ecdh_p521.secret.byteLength * 8);
}
Promise.all([
crypto.subtle.importKey("jwk", tv.ecdh_p521.jwk_priv, alg, false, ["deriveBits"])
.then(setPriv, error(that)),
crypto.subtle.importKey("jwk", tv.ecdh_p521.jwk_pub, alg, false, ["deriveBits"])
.then(setPub, error(that))
]).then(doDerive, error(that))
.then(memcmp_complete(that, tv.ecdh_p521.secret), error(that));
}
);
// -----------------------------------------------------------------------------
TestArray.addTest(
"JWK import/export roundtrip with ECDH (P-256)",
function () {
var that = this;
var alg = { name: "ECDH" };
var pubKey, privKey;
function setPub(x) { pubKey = x; }
function setPriv(x) { privKey = x; }
function doExportPub() {
return crypto.subtle.exportKey("jwk", pubKey);
}
function doExportPriv() {
return crypto.subtle.exportKey("jwk", privKey);
}
Promise.all([
crypto.subtle.importKey("jwk", tv.ecdh_p256.jwk_priv, alg, true, ["deriveBits"])
.then(setPriv, error(that)),
crypto.subtle.importKey("jwk", tv.ecdh_p256.jwk_pub, alg, true, ["deriveBits"])
.then(setPub, error(that))
]).then(doExportPub, error(that))
.then(function (x) {
var tp = tv.ecdh_p256.jwk_pub;
if ((tp.kty != x.kty) &&
(tp.crv != x.crv) &&
(tp.x != x.x) &&
(tp.y != x.y)) {
throw "exported public key doesn't match";
}
}, error(that))
.then(doExportPriv, error(that))
.then(complete(that, function (x) {
var tp = tv.ecdh_p256.jwk_priv;
return (tp.kty == x.kty) &&
(tp.crv == x.crv) &&
(tp.d == x.d) &&
(tp.x == x.x) &&
(tp.y == x.y);
}), error(that));
}
);
// -----------------------------------------------------------------------------
TestArray.addTest(
"Test that importing bad JWKs fails",
function () {
var that = this;
var alg = { name: "ECDH" };
var tvs = tv.ecdh_p256_negative;
function doTryImport(jwk) {
return function () {
return crypto.subtle.importKey("jwk", jwk, alg, false, ["deriveBits"]);
}
}
doTryImport(tvs.jwk_bad_crv)()
.then(error(that), doTryImport(tvs.jwk_missing_crv))
.then(error(that), doTryImport(tvs.jwk_missing_x))
.then(error(that), doTryImport(tvs.jwk_missing_y))
.then(error(that), complete(that));
}
);
// -----------------------------------------------------------------------------
TestArray.addTest(
"Derive an HMAC key from two ECDH keys and test sign/verify",
function() {
var that = this;
var alg = { name: "ECDH" };
var algDerived = { name: "HMAC", hash: {name: "SHA-1"} };
var pubKey, privKey;
function setPub(x) { pubKey = x; }
function setPriv(x) { privKey = x; }
function doDerive() {
var alg = { name: "ECDH", public: pubKey };
return crypto.subtle.deriveKey(alg, privKey, algDerived, false, ["sign", "verify"])
.then(function (x) {
if (!hasKeyFields(x)) {
throw "Invalid key; missing field(s)";
}
// 512 bit is the default for HMAC-SHA1.
if (x.algorithm.length != 512) {
throw "Invalid key; incorrect length";
}
return x;
});
}
function doSignAndVerify(x) {
var data = crypto.getRandomValues(new Uint8Array(1024));
return crypto.subtle.sign("HMAC", x, data)
.then(function (sig) {
return crypto.subtle.verify("HMAC", x, sig, data);
});
}
Promise.all([
crypto.subtle.importKey("jwk", tv.ecdh_p521.jwk_priv, alg, false, ["deriveBits"])
.then(setPriv, error(that)),
crypto.subtle.importKey("jwk", tv.ecdh_p521.jwk_pub, alg, false, ["deriveBits"])
.then(setPub, error(that))
]).then(doDerive, error(that))
.then(doSignAndVerify, error(that))
.then(complete(that), error(that));
}
);
// -----------------------------------------------------------------------------
TestArray.addTest(
"SPKI import/export of public ECDH keys (P-256)",
function () {
var that = this;
var alg = { name: "ECDH" };
var keys = ["spki", "spki_id_ecpk"];
function doImport(key) {
return crypto.subtle.importKey("spki", tv.ecdh_p256[key], alg, true, ["deriveBits"]);
}
function doExport(x) {
return crypto.subtle.exportKey("spki", x);
}
function nextKey() {
var key = keys.shift();
var imported = doImport(key);
var derived = imported.then(doExport);
return derived.then(function (x) {
if (!util.memcmp(x, tv.ecdh_p256.spki)) {
throw "exported key is invalid";
}
if (keys.length) {
return nextKey();
}
});
}
nextKey().then(complete(that), error(that));
}
);
// -----------------------------------------------------------------------------
TestArray.addTest(
"SPKI/JWK import ECDH keys (P-256) and derive a known secret",
function () {
var that = this;
var alg = { name: "ECDH" };
var pubKey, privKey;
function setPub(x) { pubKey = x; }
function setPriv(x) { privKey = x; }
function doDerive() {
var alg = { name: "ECDH", public: pubKey };
return crypto.subtle.deriveBits(alg, privKey, tv.ecdh_p256.secret.byteLength * 8);
}
Promise.all([
crypto.subtle.importKey("spki", tv.ecdh_p256.spki, alg, false, ["deriveBits"])
.then(setPub),
crypto.subtle.importKey("jwk", tv.ecdh_p256.jwk_priv, alg, false, ["deriveBits"])
.then(setPriv)
]).then(doDerive)
.then(memcmp_complete(that, tv.ecdh_p256.secret), error(that));
}
);
/*]]>*/</script>
</head>
<body>
<div id="content">
<div id="head">
<b>Web</b>Crypto<br>
</div>
<div id="start" onclick="start();">RUN ALL</div>
<div id="resultDiv" class="content">
Summary:
<span class="pass"><span id="passN">0</span> passed, </span>
<span class="fail"><span id="failN">0</span> failed, </span>
<span class="pending"><span id="pendingN">0</span> pending.</span>
<br/>
<br/>
<table id="results">
<tr>
<th>Test</th>
<th>Result</th>
<th>Time</th>
</tr>
</table>
</div>
<div id="foot"></div>
</div>
</body>
</html>