benchmark/tasks.js

import bigCartesianLib from 'big-cartesian'
import cartesianLib from 'cartesian'
import cartesianProductLib from 'cartesian-product'
import { CXProduct } from 'cxproduct'
import fastCartesianProductLib from 'fast-cartesian-product'
import lodash from 'lodash'
// eslint-disable-next-line import/no-unassigned-import
import 'lodash.product'
import PowerCartesianProduct from 'power-cartesian-product'

import fastCartesianLib from 'fast-cartesian'

// eslint-disable-next-line fp/no-let, init-declarations
let matrix

// Retrieve matrix used as argument based on the input, e.g. [4, 16]
const beforeAll = ({ size: [length, secondLength] }) => {
  const array = Array.from({ length: secondLength }, getIndex)
  // eslint-disable-next-line fp/no-mutation
  matrix = Array.from({ length }, () => array)
}

const getIndex = (_, index) => index

export const fastCartesianMain = {
  beforeAll,
  main: () => {
    fastCartesianLib(matrix)
  },
}

export const bigCartesian = {
  beforeAll,
  main: () => {
    ;[...bigCartesianLib(matrix)]
  },
}

export const fastCartesianProduct = {
  beforeAll,
  main: () => {
    fastCartesianProductLib(matrix)
  },
}

export const cartesianProduct = {
  beforeAll,
  main: () => {
    cartesianProductLib(matrix)
  },
}

export const powerCartesianProduct = {
  beforeAll,
  main: () => {
    ;[...new PowerCartesianProduct(matrix)]
  },
}

export const cartesian = {
  beforeAll,
  main: () => {
    cartesianLib(matrix)
  },
}

export const lodashProduct = {
  beforeAll,
  main: () => {
    lodash.product(...matrix)
  },
}

export const cxProduct = {
  beforeAll,
  main: () => {
    const array = []
    new CXProduct(matrix).forEach((value) => {
      // eslint-disable-next-line fp/no-mutating-methods
      array.push(value)
    })
  },
}