66 lines
1.8 KiB
ActionScript
66 lines
1.8 KiB
ActionScript
/**
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* XTeaKeyTest
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*
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* A test class for XTeaKey
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* Copyright (c) 2007 Henri Torgemane
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*
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* See LICENSE.txt for full license information.
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*/
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package com.hurlant.crypto.tests
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{
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import com.hurlant.crypto.prng.Random;
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import com.hurlant.crypto.symmetric.ECBMode;
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import com.hurlant.crypto.symmetric.XTeaKey;
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import com.hurlant.util.Hex;
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import flash.utils.ByteArray;
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import flash.utils.getTimer;
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public class XTeaKeyTest extends TestCase
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{
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public function XTeaKeyTest(h:ITestHarness) {
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super(h, "XTeaKey Test");
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runTest(testGetBlockSize, "XTea Block Size");
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runTest(testVectors, "XTea Test Vectors");
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h.endTestCase();
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}
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public function testGetBlockSize():void {
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var tea:XTeaKey = new XTeaKey(Hex.toArray("deadbabecafebeefdeadbabecafebeef"));
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assert("tea blocksize", tea.getBlockSize()==8);
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}
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public function testVectors():void {
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// blah.
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// can't find working test vectors.
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// algorithms should not get published without vectors :(
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var keys:Array=[
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"00000000000000000000000000000000",
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"2b02056806144976775d0e266c287843"];
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var pts:Array=[
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"0000000000000000",
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"74657374206d652e"];
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var cts:Array=[
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"2dc7e8d3695b0538",
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"7909582138198783"];
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// self-fullfilling vectors.
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// oh well, at least I can decrypt what I produce. :(
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for (var i:uint=0;i<keys.length;i++) {
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var key:ByteArray = Hex.toArray(keys[i]);
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var pt:ByteArray = Hex.toArray(pts[i]);
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var tea:XTeaKey = new XTeaKey(key);
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tea.encrypt(pt);
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var out:String = Hex.fromArray(pt);
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assert("comparing "+cts[i]+" to "+out, cts[i]==out);
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// now go back to plaintext.
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pt.position=0;
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tea.decrypt(pt);
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out = Hex.fromArray(pt);
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assert("comparing "+pts[i]+" to "+out, pts[i]==out);
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}
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}
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}
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} |