twofish/spec/cbc-issue-1.js

Javascript Twofish implementation.

/*global describe it expect twofish*/
(function doTest(describe, it, expect, twofish){
  'use strict';

  describe('CBC issue #1', function doTestSuite() {
    var IV = [0xb4, 0x6a, 0x02, 0x60, 0xb0, 0xbc, 0x49, 0x22, 0xb5, 0xeb, 0x07, 0x85, 0xa4, 0xb7, 0xcc, 0x9e]
      , twF = twofish(IV);

    it('cbc - issue use case', function doTestCase() {
      var ct = [0x14, 0x25, 0xe4, 0xbb, 0x3d, 0x59, 0xf5, 0x57, 0x34, 0xaf, 0x26, 0x3a, 0x60, 0x09, 0x79, 0x01]
        , key = [0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
        , pt = [0x5e, 0xa0, 0x80, 0x00, 0x00, 0x01, 0x06, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe8, 0x1c, 0x00]
        , cpt = twF.decryptCBC(key, ct);

      expect(pt).toEqual(cpt);
    });
  });
}(describe, it, expect, twofish));