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<!DOCTYPE html>
<html>
<!--
Copyright 2011 The Closure Library Authors. All Rights Reserved.
Use of this source code is governed by the Apache License, Version 2.0.
See the COPYING file for details.
-->
<head>
<meta http-equiv='X-UA-Compatible' content='IE=edge'>
<title>Closure Unit Tests - goog.crypt.sha1</title>
<script src='../base.js'></script>
<script>
goog.require('goog.crypt.hash_test');
goog.require('goog.crypt.Hmac');
goog.require('goog.crypt.Sha1');
goog.require('goog.testing.jsunit');
</script>
</head>
<body>
<script>
function stringToBytes(s) {
var bytes = new Array(s.length);
for (var i = 0; i < s.length; ++i) {
bytes[i] = s.charCodeAt(i) & 255;
}
return bytes;
}
function hexToBytes(str) {
var arr = [];
for (var i = 0; i < str.length; i += 2) {
arr.push(parseInt(str.substring(i, i + 2), 16));
}
return arr;
}
function bytesToHex(b) {
var hexchars = '0123456789abcdef';
var hexrep = new Array(b.length * 2);
for (var i = 0; i < b.length; ++i) {
hexrep[i * 2] = hexchars.charAt((b[i] >> 4) & 15);
hexrep[i * 2 + 1] = hexchars.charAt(b[i] & 15);
}
return hexrep.join('');
}
/**
* helper to get an hmac of the given message with the given key.
*/
function getHmac(key, message) {
var hasher = new goog.crypt.Sha1();
var hmacer = new goog.crypt.Hmac(hasher, key, 64);
return bytesToHex(hmacer.getHmac(message));
}
function testBasicOperations() {
var hmac = new goog.crypt.Hmac(new goog.crypt.Sha1(), 'key', 64);
goog.crypt.hash_test.runBasicTests(hmac);
}
function testHmac() {
// HMAC test vectors from:
// http://tools.ietf.org/html/2202
assertEquals('test 1 failed',
'b617318655057264e28bc0b6fb378c8ef146be00',
getHmac(hexToBytes('0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b'),
stringToBytes('Hi There')));
assertEquals('test 2 failed',
'effcdf6ae5eb2fa2d27416d5f184df9c259a7c79',
getHmac(stringToBytes('Jefe'),
stringToBytes('what do ya want for nothing?')));
assertEquals('test 3 failed',
'125d7342b9ac11cd91a39af48aa17b4f63f175d3',
getHmac(hexToBytes('aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'),
hexToBytes('dddddddddddddddddddddddddddddddddddddddd' +
'dddddddddddddddddddddddddddddddddddddddd' +
'dddddddddddddddddddd')));
assertEquals('test 4 failed',
'4c9007f4026250c6bc8414f9bf50c86c2d7235da',
getHmac(hexToBytes('0102030405060708090a0b0c0d0e0f10111213141516171819'),
hexToBytes('cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd' +
'cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd' +
'cdcdcdcdcdcdcdcdcdcd')));
assertEquals('test 5 failed',
'4c1a03424b55e07fe7f27be1d58bb9324a9a5a04',
getHmac(hexToBytes('0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c'),
stringToBytes('Test With Truncation')));
assertEquals('test 6 failed',
'aa4ae5e15272d00e95705637ce8a3b55ed402112',
getHmac(hexToBytes('aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' +
'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' +
'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' +
'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'),
stringToBytes(
'Test Using Larger Than Block-Size Key - Hash Key First')));
}
</script>
</body>
</html>
|
