MAINHACK

Viewing / Editing File: vectors.js

var tape = require('tape')
var vectors = require('hash-test-vectors')
// var from = require('bops/typedarray/from')
var Buffer = require('safe-buffer').Buffer

var createHash = require('../')

function makeTest (alg, i, verbose) {
  var v = vectors[i]

tape(alg + ': NIST vector ' + i, function (t) {
    if (verbose) {
      console.log(v)
      console.log('VECTOR', i)
      console.log('INPUT', v.input)
      console.log(Buffer.from(v.input, 'base64').toString('hex'))
    }

var buf = Buffer.from(v.input, 'base64')
    t.equal(createHash(alg).update(buf).digest('hex'), v[alg])

i = ~~(buf.length / 2)
    var buf1 = buf.slice(0, i)
    var buf2 = buf.slice(i, buf.length)

console.log(buf1.length, buf2.length, buf.length)
    console.log(createHash(alg)._block.length)

t.equal(
      createHash(alg)
        .update(buf1)
        .update(buf2)
        .digest('hex'),
      v[alg]
    )

var j, buf3

i = ~~(buf.length / 3)
    j = ~~(buf.length * 2 / 3)
    buf1 = buf.slice(0, i)
    buf2 = buf.slice(i, j)
    buf3 = buf.slice(j, buf.length)

t.equal(
      createHash(alg)
        .update(buf1)
        .update(buf2)
        .update(buf3)
        .digest('hex'),
      v[alg]
    )

setTimeout(function () {
      // avoid "too much recursion" errors in tape in firefox
      t.end()
    })
  })
}

if (process.argv[2]) {
  makeTest(process.argv[2], parseInt(process.argv[3], 10), true)
} else {
  vectors.forEach(function (v, i) {
    makeTest('sha', i)
    makeTest('sha1', i)
    makeTest('sha224', i)
    makeTest('sha256', i)
    makeTest('sha384', i)
    makeTest('sha512', i)
  })
}

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Viewing / Editing File: vectors.js

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