82 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			82 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| var test = require('tape')
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| var DES = require('./')
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| var modes = require('./modes')
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| var crypto = require('crypto')
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| 
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| Object.keys(modes).forEach(function (mode) {
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|   test(mode, function (t) {
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|     var i = 0
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|     while (++i < 10) {
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|       runOnce(i)
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|     }
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|     function runOnce (i) {
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|       t.test('run: ' + i, function (t) {
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|         t.plan(2)
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|         var key = crypto.randomBytes(modes[mode].key)
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|         var iv = crypto.randomBytes(modes[mode].iv)
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|         var text = crypto.randomBytes(200)
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|         var ourEncrypt
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|         try {
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|           ourEncrypt = new DES({
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|             mode: mode,
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|             key: key,
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|             iv: iv
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|           })
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|         } catch (e) {
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|           t.notOk(e, e.stack)
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|         }
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|         var nodeEncrypt
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|         try {
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|           nodeEncrypt = crypto.createCipheriv(mode, key, iv)
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|         } catch (e) {
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|           t.notOk(e, e.stack)
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|         }
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|         var ourCipherText = Buffer.concat([ourEncrypt.update(text), ourEncrypt.final()])
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|         var nodeCipherText = Buffer.concat([nodeEncrypt.update(text), nodeEncrypt.final()])
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|         t.equals(nodeCipherText.toString('hex'), ourCipherText.toString('hex'))
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|         var ourDecrypt = new DES({
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|           mode: mode,
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|           key: key,
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|           iv: iv,
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|           decrypt: true
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|         })
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|         var plainText = Buffer.concat([ourDecrypt.update(ourCipherText), ourDecrypt.final()])
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|         t.equals(text.toString('hex'), plainText.toString('hex'))
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|       })
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|       t.test('run text: ' + i, function (t) {
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|         t.plan(2)
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|         var key = crypto.randomBytes(32).toString('base64').slice(0, modes[mode].key)
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|         var iv = crypto.randomBytes(32).toString('base64').slice(0, modes[mode].iv)
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|         var text = crypto.randomBytes(200)
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|         var ourEncrypt
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|         try {
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|           ourEncrypt = new DES({
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|             mode: mode,
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|             key: key,
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|             iv: iv
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|           })
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|         } catch (e) {
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|           t.notOk(e, e.stack)
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|         }
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|         var nodeEncrypt
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|         try {
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|           nodeEncrypt = crypto.createCipheriv(mode, key, iv)
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|         } catch (e) {
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|           t.notOk(e, e.stack)
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|         }
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|         var ourCipherText = Buffer.concat([ourEncrypt.update(text), ourEncrypt.final()])
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|         var nodeCipherText = Buffer.concat([nodeEncrypt.update(text), nodeEncrypt.final()])
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|         t.equals(nodeCipherText.toString('hex'), ourCipherText.toString('hex'))
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|         var ourDecrypt = new DES({
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|           mode: mode,
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|           key: key,
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|           iv: iv,
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|           decrypt: true
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|         })
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|         var plainText = Buffer.concat([ourDecrypt.update(ourCipherText), ourDecrypt.final()])
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|         t.equals(text.toString('hex'), plainText.toString('hex'))
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|       })
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|     }
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|   })
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| })
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