Andreas Hocevar
119 lines
3.8 KiB
JavaScript
119 lines
3.8 KiB
JavaScript
// Copyright 2010 The Closure Library Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS-IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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goog.provide('goog.crypt.Sha1Test');
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goog.setTestOnly('goog.crypt.Sha1Test');
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goog.require('goog.crypt');
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goog.require('goog.crypt.Sha1');
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goog.require('goog.crypt.hashTester');
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goog.require('goog.testing.jsunit');
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goog.require('goog.userAgent');
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function testBasicOperations() {
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var sha1 = new goog.crypt.Sha1();
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goog.crypt.hashTester.runBasicTests(sha1);
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}
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function testBlockOperations() {
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var sha1 = new goog.crypt.Sha1();
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goog.crypt.hashTester.runBlockTests(sha1, 64);
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}
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function testHashing() {
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// Test vectors from:
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// csrc.nist.gov/publications/fips/fips180-2/fips180-2withchangenotice.pdf
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// Empty stream.
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var sha1 = new goog.crypt.Sha1();
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assertEquals('da39a3ee5e6b4b0d3255bfef95601890afd80709',
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goog.crypt.byteArrayToHex(sha1.digest()));
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// Test one-block message.
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sha1.reset();
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sha1.update([0x61, 0x62, 0x63]);
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assertEquals('a9993e364706816aba3e25717850c26c9cd0d89d',
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goog.crypt.byteArrayToHex(sha1.digest()));
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// Test multi-block message.
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sha1.reset();
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sha1.update('abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq');
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assertEquals('84983e441c3bd26ebaae4aa1f95129e5e54670f1',
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goog.crypt.byteArrayToHex(sha1.digest()));
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// The following test might cause timeouts on IE7.
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if (!goog.userAgent.IE || goog.userAgent.isVersionOrHigher('8')) {
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// Test long message.
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var thousandAs = [];
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for (var i = 0; i < 1000; ++i) {
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thousandAs[i] = 0x61;
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}
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sha1.reset();
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for (var i = 0; i < 1000; ++i) {
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sha1.update(thousandAs);
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}
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assertEquals('34aa973cd4c4daa4f61eeb2bdbad27316534016f',
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goog.crypt.byteArrayToHex(sha1.digest()));
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}
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// Test standard message.
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sha1.reset();
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sha1.update('The quick brown fox jumps over the lazy dog');
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assertEquals('2fd4e1c67a2d28fced849ee1bb76e7391b93eb12',
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goog.crypt.byteArrayToHex(sha1.digest()));
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sha1.reset();
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sha1.update(goog.string.repeat('a', 1024));
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assertEquals('8eca554631df9ead14510e1a70ae48c70f9b9384',
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goog.crypt.byteArrayToHex(sha1.digest()));
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}
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function testLength() {
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var sha = new goog.crypt.Sha1();
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// Test that truncating a message works.
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sha.reset();
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sha.update('abc');
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assertEquals('a9993e364706816aba3e25717850c26c9cd0d89d',
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goog.crypt.byteArrayToHex(sha.digest()));
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sha.reset();
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sha.update('abcde', 3);
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assertEquals('a9993e364706816aba3e25717850c26c9cd0d89d',
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goog.crypt.byteArrayToHex(sha.digest()));
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// Test that lengths work correctly.
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var message = goog.crypt.hexToByteArray(
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'd9b28b643d16efc8a17a532c05deb79069421bf4cda67f58310ae3bc956e4720' +
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'f9d2ab845d360fe8c19a734c25fed7b089623b14edc69f78512a03dcb58e6740');
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// Lengths from 0 to 64.
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sha.reset();
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for (var i = 0; i < 64; i++) {
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sha.update(message, i);
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}
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assertElementsEquals(goog.crypt.hexToByteArray(
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'04df2fcf7b12b7735e0a3d05d9723702aa70de30'),
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sha.digest());
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// Lengths from 0 to 71 to include message overrun cases.
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sha.reset();
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for (var i = 0; i < 71; i++) {
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sha.update(message, i);
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}
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assertElementsEquals(goog.crypt.hexToByteArray(
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'f62df7546b7f70351a5c25bfd9e77ba90ca697f4'),
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sha.digest());
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}
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