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// Copyright 2012 The Closure Library Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS-IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
goog.provide('goog.crypt.Sha224Test');
goog.setTestOnly('goog.crypt.Sha224Test');
goog.require('goog.crypt');
goog.require('goog.crypt.Sha224');
goog.require('goog.crypt.hashTester');
goog.require('goog.testing.jsunit');
function testBasicOperations() {
var sha224 = new goog.crypt.Sha224();
goog.crypt.hashTester.runBasicTests(sha224);
}
function testHashing() {
// Some test vectors from:
// csrc.nist.gov/publications/fips/fips180-2/fips180-2withchangenotice.pdf
var sha224 = new goog.crypt.Sha224();
// NIST one block test vector.
sha224.update(goog.crypt.stringToByteArray('abc'));
assertEquals(
'23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7',
goog.crypt.byteArrayToHex(sha224.digest()));
// NIST multi-block test vector.
sha224.reset();
sha224.update(
goog.crypt.stringToByteArray(
'abcdbcdecdefdefgefghfghighij' +
'hijkijkljklmklmnlmnomnopnopq'));
assertEquals(
'75388b16512776cc5dba5da1fd890150b0c6455cb4f58b1952522525',
goog.crypt.byteArrayToHex(sha224.digest()));
// Message larger than one block (but less than two).
sha224.reset();
var biggerThanOneBlock = 'abcdbcdecdefdefgefghfghighij' +
'hijkijkljklmklmnlmnomnopnopq' +
'asdfljhr78yasdfljh45opa78sdf' +
'120839414104897aavnasdfafasd';
assertTrue(
biggerThanOneBlock.length > goog.crypt.Sha2.BLOCKSIZE_ &&
biggerThanOneBlock.length < 2 * goog.crypt.Sha2.BLOCKSIZE_);
sha224.update(goog.crypt.stringToByteArray(biggerThanOneBlock));
assertEquals(
'27c9b678012becd6891bac653f355b2d26f63132e840644d565f5dac',
goog.crypt.byteArrayToHex(sha224.digest()));
// Message larger than two blocks.
sha224.reset();
var biggerThanTwoBlocks = 'abcdbcdecdefdefgefghfghighij' +
'hijkijkljklmklmnlmnomnopnopq' +
'asdfljhr78yasdfljh45opa78sdf' +
'120839414104897aavnasdfafasd' +
'laasdouvhalacbnalalseryalcla';
assertTrue(biggerThanTwoBlocks.length > 2 * goog.crypt.Sha2.BLOCKSIZE_);
sha224.update(goog.crypt.stringToByteArray(biggerThanTwoBlocks));
assertEquals(
'1c2c1455cc984eef6f25ec9d79b1c661b3794887c3d0b24111ed9803',
goog.crypt.byteArrayToHex(sha224.digest()));
}
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