create-hash.js

var fs = require('fs')
var test = require('tape')

var algorithms = ['sha1', 'sha224', 'sha256', 'sha384', 'sha512', 'md5', 'rmd160']
var encodings = [/*'binary',*/ 'hex', 'base64'];
var vectors = require('hash-test-vectors')
testLib('createHash in crypto-browserify',require('../').createHash);
testLib('create-hash/browser',require('create-hash/browser'));
function testLib(name, createHash) {
  test(name, function (t){
    algorithms.forEach(function (algorithm) {
      t.test('test ' + algorithm + ' against test vectors', function (t) {
        vectors.forEach(function (obj, i) {
          var input = new Buffer(obj.input, 'base64')
          var node = obj[algorithm]
          var js = createHash(algorithm).update(input).digest('hex')
          t.equal(js, node, algorithm + '(testVector['+i+']) == ' + node)
        })

        encodings.forEach(function (encoding) {
            vectors.forEach(function (obj, i) {
              var input = new Buffer(obj.input, 'base64').toString(encoding)
              var node = obj[algorithm]
              var js = createHash(algorithm).update(input, encoding).digest('hex')
              t.equal(js, node, algorithm + '(testVector['+i+'], '+encoding+') == ' + node)
            })
        });
        vectors.forEach(function (obj, i) {
          var input = new Buffer(obj.input, 'base64')
          var node = obj[algorithm]
          var hash = createHash(algorithm);
          hash.end(input)
          var js = hash.read().toString('hex')
          t.equal(js, node, algorithm + '(testVector['+i+']) == ' + node)
        })
        t.end()
      })
    });

  });
}