/**

 * CFB8ModeTest

 * 

 * A test class for CFB8Mode

 * Copyright (c) 2007 Henri Torgemane

 * 

 * See LICENSE.txt for full license information.

 */

package com.hurlant.crypto.tests

{

	import flash.utils.ByteArray;

	import com.hurlant.util.Hex;

	import com.hurlant.crypto.symmetric.CFB8Mode;

	import com.hurlant.crypto.symmetric.AESKey;

	import com.hurlant.crypto.symmetric.NullPad;

	

	public class CFB8ModeTest extends TestCase

	{

		public function CFB8ModeTest(h:ITestHarness) {

			super(h,"CBF8Mode Test");

			runTest(testCFB8_AES128, "CFB-8 AES-128 Test Vectors");

			runTest(testCFB8_AES192, "CFB-8 AES-192 Test Vectors");

			runTest(testCFB8_AES256, "CFB-8 AES-192 Test Vectors");

			h.endTestCase();

		}

		

		/**

		 * http://csrc.nist.gov/publications/nistpubs/800-38a/sp800-38a.pdf

		 */

		public function testCFB8_AES128():void {

			var key:ByteArray = Hex.toArray("2b7e151628aed2a6abf7158809cf4f3c");

			var pt:ByteArray = Hex.toArray("6bc1bee22e409f96e93d7e117393172aae2d");

			var ct:ByteArray = Hex.toArray("3b79424c9c0dd436bace9e0ed4586a4f32b9");

			var cfb8:CFB8Mode = new CFB8Mode(new AESKey(key), new NullPad);

			cfb8.IV = Hex.toArray("000102030405060708090a0b0c0d0e0f");

			var src:ByteArray = new ByteArray;

			src.writeBytes(pt);

			cfb8.encrypt(src);

			assert("CFB8_AES128 test 1", Hex.fromArray(src)==Hex.fromArray(ct));

			cfb8.decrypt(src);

			assert("CFB8_AES128 test 2", Hex.fromArray(src)==Hex.fromArray(pt));

		}

		public function testCFB8_AES192():void {

			var key:ByteArray = Hex.toArray("8e73b0f7da0e6452c810f32b809079e562f8ead2522c6b7b");

			var pt:ByteArray = Hex.toArray("6bc1bee22e409f96e93d7e117393172aae2d");

			var ct:ByteArray = Hex.toArray("cda2521ef0a905ca44cd057cbf0d47a0678a");

			var cfb8:CFB8Mode = new CFB8Mode(new AESKey(key), new NullPad);

			cfb8.IV = Hex.toArray("000102030405060708090a0b0c0d0e0f");

			var src:ByteArray = new ByteArray;

			src.writeBytes(pt);

			cfb8.encrypt(src);

			assert("CFB8_AES128 test 1", Hex.fromArray(src)==Hex.fromArray(ct));

			cfb8.decrypt(src);

			assert("CFB8_AES128 test 2", Hex.fromArray(src)==Hex.fromArray(pt));

		}

		public function testCFB8_AES256():void {

			var key:ByteArray = Hex.toArray("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4");

			var pt:ByteArray = Hex.toArray("6bc1bee22e409f96e93d7e117393172aae2d");

			var ct:ByteArray = Hex.toArray("dc1f1a8520a64db55fcc8ac554844e889700");

			var cfb8:CFB8Mode = new CFB8Mode(new AESKey(key), new NullPad);

			cfb8.IV = Hex.toArray("000102030405060708090a0b0c0d0e0f");

			var src:ByteArray = new ByteArray;

			src.writeBytes(pt);

			cfb8.encrypt(src);

			assert("CFB8_AES128 test 1", Hex.fromArray(src)==Hex.fromArray(ct));

			cfb8.decrypt(src);

			assert("CFB8_AES128 test 2", Hex.fromArray(src)==Hex.fromArray(pt));

		}

		

	}

}