sdfsdfs

node_modules/des.js/test/cbc-test.js

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+'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 = Buffer.from(vec.key, 'hex');
+        var iv = Buffer.from(vec.iv, 'hex');
+        var input = Buffer.from(vec.input, 'hex');
+
+        var enc = CBC.create({
+          type: 'encrypt',
+          key: key,
+          iv: iv
+        });
+        var out = Buffer.from(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(Buffer.from(dec.update(out).concat(dec.final())),
+                         input);
+      });
+    });
+  });
+});