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<!DOCTYPE html>
<html>
<!--
Copyright 2010 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');
goog.require('goog.crypt.hash_test');
goog.require('goog.crypt.Sha1');
goog.require('goog.testing.jsunit');
goog.require('goog.userAgent');
</script>
</head>
<body>
<script>
/**
* Helper function to convert a byte array to a hex string
*/
function testBasicOperations() {
var sha1 = new goog.crypt.Sha1();
goog.crypt.hash_test.runBasicTests(sha1);
}
function testHashing() {
// Empty stream.
var sha1 = new goog.crypt.Sha1();
assertEquals('da39a3ee5e6b4b0d3255bfef95601890afd80709',
goog.crypt.byteArrayToHex(sha1.digest()));
// Empty stream with an empty update.
sha1.reset();
sha1.update([]);
assertEquals('da39a3ee5e6b4b0d3255bfef95601890afd80709',
goog.crypt.byteArrayToHex(sha1.digest()));
// Test one-block message.
sha1.reset();
sha1.update([0x61, 0x62, 0x63]);
assertEquals('a9993e364706816aba3e25717850c26c9cd0d89d',
goog.crypt.byteArrayToHex(sha1.digest()));
// Test multi-block message.
sha1.reset();
sha1.update('abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq');
assertEquals('84983e441c3bd26ebaae4aa1f95129e5e54670f1',
goog.crypt.byteArrayToHex(sha1.digest()));
// The following test might cause timeouts on IE7.
if (!goog.userAgent.IE || goog.userAgent.isVersion('8')) {
// Test long message.
var thousandAs = [];
for (var i = 0; i < 1000; ++i) {
thousandAs[i] = 0x61;
}
sha1.reset();
for (var i = 0; i < 1000; ++i) {
sha1.update(thousandAs);
}
assertEquals('34aa973cd4c4daa4f61eeb2bdbad27316534016f',
goog.crypt.byteArrayToHex(sha1.digest()));
}
// Test standard message.
sha1.reset();
sha1.update('The quick brown fox jumps over the lazy dog');
assertEquals('2fd4e1c67a2d28fced849ee1bb76e7391b93eb12',
goog.crypt.byteArrayToHex(sha1.digest()));
}
</script>
</body>
</html>
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