import {Bench} from 'tinybench'
import padRight from 'pad-right'
import { formatTaskResult } from './formatTaskResult.js'
import math from '../src/pocomath.mjs'

function pad (text) {
  return padRight(text, 40, ' ')
}

const maxCoeff = 5
function countRoots () {
   let polys = 0
   let roots = 0
   for (let d = 0; d <= maxCoeff; ++d) {
      for (let c = 0; c <= maxCoeff; ++c) {
         for (let b = 0; b <= maxCoeff; ++b) {
            for (let a = 1; a <= maxCoeff; ++a) {
               polys += 1
               roots += math.length(math.polynomialRoot(d, c, b, a))
            }
         }
      }
   }
   return [polys, roots]
}

const test = countRoots()
console.log('There are', test[1], 'roots of the', test[0], 'integer cubic')
console.log('polynomials (with coefficients <=', maxCoeff, ')')

const results = []

const bench = new Bench({time: 100, iterations: 100})
  .add(pad('count roots'), function () {
    const res = countRoots()
    results.push(res)
  })

bench.addEventListener(
    'cycle',
    event => console.log(formatTaskResult(bench, event.task))
)
await bench.run()