vanillaaont/test.js

simple all-or-nothing transform in nothing but vanilla js

"use strict";
{
  const { T, TU } = require('./index.js');
  const atob = require('atob');
  const btoa = require('btoa');

  // oh sorry, did I say vanilla? I meant vanilla with sprinkles. There you go. 
  // or how about some vanilla Choc Chip?

  const x = 'a-0--bcdefghjijklmnopqrstuvwxyzabcdefghjijklmnopqrstuvwxyzabcdefghjijklmnopqrstuvwxyzabcdefghjijklmnopqrstuvwxyz';

  test();

  function test_change(i,tot) {
    const a = btoa(x);
    const tb = T(a);
    let tbp = tb.split('');
    tbp[i] = 'A';
    tbp = tbp.join('');
    const utb = TU(tbp);
    console.log(tb);
    console.log(tbp);
    console.log(utb);
    console.log(a);
    console.log(x);
    console.log(atob(utb));
    tot.val += score(x,atob(utb));
    tot.count += 1;
  }

  function test() {
    const total = { val: 0, count: 0 };
    btoa(x).split('').forEach((c,i) => c !== '=' ? test_change(i,total) : 0);
    console.log(`Total displacements: ${total.val}, average: ${total.val/total.count}, % of input length: ${(total.val/total.count)/x.length*100}` );
  }

  function score(a,b) {
    let dif = 0;
    Array.from(a).forEach( (c,i) => { dif = dif + (c == b[i] ? 0 : 1) } );
    return dif;
  }
}