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Diffstat (limited to 'node_modules/des.js/test/cbc-test.js')
-rw-r--r-- | node_modules/des.js/test/cbc-test.js | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/node_modules/des.js/test/cbc-test.js b/node_modules/des.js/test/cbc-test.js new file mode 100644 index 0000000..d07881c --- /dev/null +++ b/node_modules/des.js/test/cbc-test.js @@ -0,0 +1,73 @@ +'use strict'; + +var assert = require('assert'); +var crypto = require('crypto'); +var Buffer = require('buffer').Buffer; + +var des = require('../'); + +var fixtures = require('./fixtures'); +var bin = fixtures.bin; + +describe('DES-CBC', function() { + var CBC = des.CBC.instantiate(des.DES); + + describe('encryption/decryption', function() { + var vectors = [ + { + key: '133457799bbcdff1', + iv: '0102030405060708', + input: '0123456789abcdef' + }, + { + key: '0000000000000000', + iv: 'ffffffffffffffff', + input: '0000000000000000' + }, + { + key: 'a3a3a3a3b3b3b3b3', + iv: 'cdcdcdcdcdcdcdcd', + input: 'cccccccccccccccc' + }, + { + key: 'deadbeefabbadead', + iv: 'a0da0da0da0da0da', + input: '0102030405060708090a' + }, + { + key: 'aabbccddeeff0011', + iv: 'fefefefefefefefe', + input: '0102030405060708090a0102030405060708090a0102030405060708090a' + + '0102030405060708090a0102030405060607080a0102030405060708090a' + } + ]; + + vectors.forEach(function(vec, i) { + it('should encrypt vector ' + i, function() { + var key = new Buffer(vec.key, 'hex'); + var iv = new Buffer(vec.iv, 'hex'); + var input = new Buffer(vec.input, 'hex'); + + var enc = CBC.create({ + type: 'encrypt', + key: key, + iv: iv + }); + var out = new Buffer(enc.update(input).concat(enc.final())); + + var cipher = crypto.createCipheriv('des-cbc', key, iv); + var expected = Buffer.concat([ cipher.update(input), cipher.final() ]); + + assert.deepEqual(out, expected); + + var dec = CBC.create({ + type: 'decrypt', + key: key, + iv: iv + }); + assert.deepEqual(new Buffer(dec.update(out).concat(dec.final())), + input); + }); + }); + }); +}); |