/**
 * TripleDESKeyTest
 * 
 * A test class for TripleDESKey
 * Copyright (c) 2007 Henri Torgemane
 * 
 * See LICENSE.txt for full license information.
 */
package com.hurlant.crypto.tests
{
    import com.hurlant.crypto.symmetric.TripleDESKey;
    import com.hurlant.util.Hex;
    import flash.utils.ByteArray;
    import com.hurlant.crypto.symmetric.ICipher;
    import com.hurlant.crypto.symmetric.ECBMode;
    
    public class TripleDESKeyTest extends TestCase
    {
        public function TripleDESKeyTest(h:ITestHarness)
        {
            super(h, "Triped Des Test");
            runTest(testECB,"Triple DES ECB Test Vectors");
            h.endTestCase();
        }
        
        /**
         * Lots of vectors at http://csrc.nist.gov/publications/nistpubs/800-20/800-20.pdf
         * XXX move them in here.
         */
        public function testECB():void {
            var keys:Array = [
            "010101010101010101010101010101010101010101010101",
            "dd24b3aafcc69278d650dad234956b01e371384619492ac4",
            ];
            var pts:Array = [
            "8000000000000000",
            "F36B21045A030303",
            ];
            var cts:Array = [
            "95F8A5E5DD31D900",
            "E823A43DEEA4D0A4",
            ];
            
            for (var i:uint=0;i<keys.length;i++) {
                var key:ByteArray = Hex.toArray(keys[i]);
                var pt:ByteArray = Hex.toArray(pts[i]);
                var ede:TripleDESKey = new TripleDESKey(key);
                ede.encrypt(pt);
                var out:String = Hex.fromArray(pt).toUpperCase();
                assert("comparing "+cts[i]+" to "+out, cts[i]==out);
                // now go back to plaintext
                ede.decrypt(pt);
                out = Hex.fromArray(pt).toUpperCase();
                assert("comparing "+pts[i]+" to "+out, pts[i]==out);
            }
        }
        
    }
}