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How to use mrng method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

multiple-random-number-generator.js

Source:multiple-random-number-generator.js

1const mrngAllowNegativeNumbers = document.getElementById('mrng-allow-negative-numbers');2const mrngNumberOfRuns = document.getElementById('mrng-number-of-runs');3const mrngMinNumber = document.getElementById('mrng-min-number');4const mrngMaxNumber = document.getElementById('mrng-max-number');5const mrngRunButton = document.getElementById('mrng-run-button');6const mrngOutput = document.querySelector('.mrng-output');7const mrngNumberInputs = document.querySelectorAll('input[type=number]');8const mrngOutputIntegers = document.getElementById('mrng-output-integers');9// Test Element Connection: 10// mrngOutput.textContent = "Test Successful, multiple-random-number-generator.js linked."11// mrngAllowNegativeNumbers.checked = "checked"; 12// mrngNumberOfRuns.value = "10";13// mrngMinNumber.value = 44444444444444444444444444444;14// mrngMaxNumber.value = 2e88;15// mrngRunButton.style.backgroundColor = "white";16// addEventListeners:17mrngAllowNegativeNumbers.addEventListener(18    'blur',19    () => {20        if(mrngAllowNegativeNumbers.checked) {21            mrngNumberOfRuns.min = "";22            mrngMinNumber.min = "";23            mrngMaxNumber.min = "";24        }25        else {26            mrngNumberOfRuns.min = "0";27            mrngMinNumber.min = "0";28            mrngMaxNumber.min = "0";29        }30    }31);32[...mrngNumberInputs].forEach(33    (input, index) => {34        input.addEventListener(35            'input',36            () => {37                preventNegativeSign(input);38                alertIncorrectValue(input, index);39                removeAlertP(input, index);40                addRemoveAlertClass(input, index);41            }42        );        43    }44);45mrngAllowNegativeNumbers.addEventListener(46    'input',47    () => {48        clearInputs();49        changeMinValues(mrngAllowNegativeNumbers);50    }51);52mrngRunButton.addEventListener(53    'click',54    () => {55        if (numberInputsHaveNumbers() === false) {56            alert('One or more input fields are empty. Please make sure all input fields have a valid number.');57            [...mrngNumberInputs].forEach(58                input => {59                    if (input.value === '') {60                        input.classList.add('alert');61                    }62                }63            )64            return;65        }66        if (+mrngMaxNumber.value < +mrngMinNumber.value) {67            alert('Please input a maximum number that is greater than the minimum number.');68            mrngMaxNumber.value = "";69            mrngMaxNumber.classList.add('alert');70            return;71        }72        numbersToGenerate();73    }74);75// Helper Functions:76function numbersToGenerate() {77    let loopCount = +mrngNumberOfRuns.value;78    mrngOutput.innerText = "";79    // mrngOutput.style.whiteSpace = "nowrap";80    // white-space: nowrap; causes an element to accept whitespace, line breaks (\n) and such. // I found this out after reading https://forum.freecodecamp.org/t/how-to-add-new-line-in-string/1776381    // Instead of setting whiteSpace through the DOM, I set it in the CSS rule for .mrng-output.82    // For some reason this isn't working with innerHTML nor textContent, but only with innerText.83    for (let i = 0; i < loopCount; i++) {84        mrngOutput.innerText += `${randomNumberGenerator()}\n`;85    }86}87function randomNumberGenerator(checkBoxInput = mrngOutputIntegers) {88    let min = parseFloat(mrngMinNumber.value);89    let max = parseFloat(mrngMaxNumber.value);90    if(isChecked(checkBoxInput)) {91        let integer = Math.floor(Math.random() * (max - min + 1) + min);92        return integer;93    }94    else {95        let floatingPointNumber = Math.fround(Math.random() * (max - min) + min);96        return floatingPointNumber;97    }98}99function numberInputsHaveNumbers(listOfElements = mrngNumberInputs) {100    let inputArray = [...listOfElements];101    return inputArray.every(102        input => input.value !== ''103    );104}105function addRemoveAlertClass(inputElement, index) {106    let alertP = document.getElementById(`alertP${index}`);107    let inputClassList = inputElement.classList;108    if(alertP) {109        inputClassList.add('alert');110    }111    else {112        inputClassList.remove('alert');113    }114}115function removeAlertP(inputElement, index) {116    let alertP = document.getElementById(`alertP${index}`);117    let inputValue = inputElement.value;118    if (inputValue !== '' && alertP) {119        alertP.remove();120    }121}122function alertIncorrectValue(inputElement, index) {123    let alertP = document.getElementById(`alertP${index}`);124    let inputValue = inputElement.value;125    if (alertP || inputValue !== '') return;126    if (inputValue === '' && !alertP) {127        let alertP = document.createElement('p');128        alertP.id = `alertP${index}`;129        alertP.textContent = "Please enter a valid number."130        inputElement.parentElement.appendChild(alertP);131    }132}133function clearInputs(inputElements = [...mrngNumberInputs]) {134    inputElements.forEach(135        input => input.value = ""136    )137}138function changeMinValues(checkBoxElement, inputNumberElements = mrngNumberInputs) {139    let inputElementsArray = [...inputNumberElements]140    if (isChecked(checkBoxElement)) {141        inputElementsArray.forEach(142            input => input.min = ""143        )144        return;145    }146    inputElementsArray.forEach(147        input => input.min = "0"148    )149    return; 150}151function preventNegativeSign(element) {152    if(!isChecked(mrngAllowNegativeNumbers) && element.value.includes('-')) {153        let negativeReplacement = element.value.replace(/^-/, '');154        element.value = negativeReplacement;155        return negativeReplacement;156    }157    return;158}159function isChecked(element) {160    return element.checked ? true : false;161}162function includesNegativeSign() {163    const inputValues = [...mrngNumberInputs].map(input => input.value);164    const someNegative = inputValues.some(value => value.includes("-"));165    if (mrngAllowNegativeNumbers.checked && someNegative) {166        return true;167    }168    return false;...

test-utils.ts

Source:test-utils.ts

1import * as appscaling from '../lib';2/**3 * Arbitrary (valid) array of intervals4 *5 * There are many invalid combinations of interval arrays, so we have6 * to be very specific about generating arrays that are valid. We do this7 * by taking a full, valid interval schedule and progressively stripping parts8 * away from it.9 *10 * Some of the changes may change its meaning, but we take care to never leave11 * a schedule with insufficient information so that the parser will error out.12 */13export function generateArbitraryIntervals(mrng: IRandomGenerator): ArbitraryIntervals {14  const ret = new Array<appscaling.ScalingInterval>();15  const absolute = mrng.nextBoolean();16  // Ascending or descending scaling17  const factor = (mrng.nextBoolean() ? 1 : -1) * (absolute ? 10 : 1);18  const bias = absolute ? 50 : 0;19  // Begin with a full schedule20  ret.push({ lower: 0, upper: 10, change: -2 * factor + bias });21  ret.push({ lower: 10, upper: 20, change: -1 * factor + bias });22  ret.push({ lower: 20, upper: 60, change: 0 + bias });23  ret.push({ lower: 60, upper: 80, change: 0 + bias });24  ret.push({ lower: 80, upper: 90, change: 1 * factor + bias });25  ret.push({ lower: 90, upper: Infinity, change: 2 * factor + bias });26  // Take away parts from this. First we see if we do something to the 0-change alarms.27  // The actions can be: remove it OR turn it into a regular change value.28  const noChanges = ret.filter(x => x.change === bias);29  if (!absolute) {30    if (mrng.nextBoolean()) {31      if (mrng.nextBoolean()) {32        ret.splice(ret.indexOf(noChanges[0]), 1);33      } else {34        noChanges[0] = { ...noChanges[0], change: -1 * factor + bias };35      }36    }37    if (mrng.nextBoolean()) {38      if (mrng.nextBoolean()) {39        ret.splice(ret.indexOf(noChanges[1]), 1);40      } else {41        noChanges[1] = { ...noChanges[1], change: 1 * factor + bias };42      }43    }44  } else {45    // In absolute mode both have to get the same treatment at the same time46    // otherwise we'll end up with a timeline with two gaps47    if (mrng.nextBoolean()) {48      ret.splice(ret.indexOf(noChanges[0]), 1);49      ret.splice(ret.indexOf(noChanges[1]), 1);50    } else {51      noChanges[0] = { ...noChanges[0], change: -1 * factor + bias };52      noChanges[1] = { ...noChanges[1], change: 1 * factor + bias };53    }54  }55  // We might also take away either the bottom or the upper half56  if (mrng.nextInt(0, 2) === 0) {57    const signToStrip = mrng.nextBoolean() ? -1 : 1;58    let ix = ret.findIndex(x => Math.sign(x.change - bias) === signToStrip);59    while (ix >= 0) {60      ret.splice(ix, 1);61      ix = ret.findIndex(x => Math.sign(x.change - bias) === signToStrip);62    }63  }64  // Then we're going to arbitrarily get rid of bounds in the most naive way possible65  const iterations = mrng.nextInt(0, 10);66  for (let iter = 0; iter < iterations; iter++) {67    const i = mrng.nextInt(0, ret.length - 1);68    if (mrng.nextBoolean()) {69      // scrap lower bound70      // okay if current interval has an upper bound AND the preceding interval has an upper bound71      if (ret[i].upper !== undefined && (i === 0 || ret[i - 1].upper !== undefined)) {72        ret[i] = { ...ret[i], lower: undefined };73      }74    } else {75      // scrap upper bound76      // okay if current interval has a lower bound AND the succeeding interval has a lower bound77      if (ret[i].lower !== undefined && (i === ret.length - 1 || ret[i + 1].lower !== undefined)) {78        ret[i] = { ...ret[i], upper: undefined };79      }80    }81  }82  return { absolute, intervals: ret };83}84export interface IRandomGenerator {85  nextBoolean(): boolean;86  nextInt(min: number, max: number): number;87}88export interface ArbitraryIntervals {89  readonly absolute: boolean;90  readonly intervals: appscaling.ScalingInterval[];...

Using AI Code Generation

1const { mrng } = require("fast-check-monorepo");2console.log(mrng(3));3const { mrng } = require("fast-check-monorepo");4console.log(mrng(3));5const { mrng } = require("fast-check-monorepo");6console.log(mrng(3));7const { mrng } = require("fast-check-monorepo");8console.log(mrng(3));9const { mrng } = require("fast-check-monorepo");10console.log(mrng(3));11const { mrng } = require("fast-check-monorepo");12console.log(mrng(3));13const { mrng } = require("fast-check-monorepo");14console.log(mrng(3));15const { mrng } = require("fast-check-monorepo");16console.log(mrng(3));17const { mrng } = require("fast-check-monorepo");18console.log(mrng(3));19const { mrng } = require("fast-check-monorepo");20console.log(mrng(3));21const { mrng } = require("fast-check-monorepo");22console.log(mrng(3));23const { mrng } = require("fast-check-monorepo");24console.log(mrng(3));

Using AI Code Generation

1const fc = require('fast-check');2console.log(fc.mrng(1, 2, 3));3const fc = require('fast-check');4console.log(fc.mrng(1, 2, 3));5const fc = require('fast-check');6console.log(fc.mrng(1, 2, 3));7const fc = require('fast-check');8console.log(fc.mrng(1, 2, 3));9const fc = require('fast-check');10console.log(fc.mrng(1, 2, 3));11const fc = require('fast-check');12console.log(fc.mrng(1, 2, 3));13const fc = require('fast-check');14console.log(fc.mrng(1, 2, 3));15const fc = require('fast-check');16console.log(fc.mrng(1, 2, 3));17const fc = require('fast-check');18console.log(fc.mrng(1, 2, 3));

Using AI Code Generation

1const { mrng } = require("fast-check");2const { random } = require("fast-check/dist/lib/random/MersenneTwister19937");3const { Random } = require("fast-check/dist/lib/random/Random");4const rng = new Random(mrng);5console.log(rng.nextInt(0, 10));6const { mrng } = require("fast-check");7const { random } = require("fast-check/dist/lib/random/MersenneTwister19937");8const { Random } = require("fast-check/dist/lib/random/Random");9const rng = new Random(mrng);10console.log(rng.nextInt(0, 10));11const { mrng } = require("fast-check");12const { random } = require("fast-check/dist/lib/random/MersenneTwister19937");13const { Random } = require("fast-check/dist/lib/random/Random");14const rng = new Random(mrng);15console.log(rng.nextInt(0, 10));16const { mrng } = require("fast-check");17const { random } = require("fast-check/dist/lib/random/MersenneTwister19937");18const { Random } = require("fast-check/dist/lib/random/Random");19const rng = new Random(mrng);20console.log(rng.nextInt(0, 10));21const { mrng } = require("fast-check");22const { random } = require("fast-check/dist/lib/random/MersenneTwister19937");23const { Random } = require("fast-check/dist/lib/random/Random");24const rng = new Random(mrng);25console.log(rng.nextInt(0, 10));26const { mrng } = require("fast-check");27const { random } = require("fast-check/dist/lib/random/MersenneTwister19937");28const { Random } = require("fast-check/dist/lib/random/Random");29const rng = new Random(mrng);30console.log(rng.nextInt(0, 10));

Using AI Code Generation

1const fc = require("fast-check");2const { mrng } = require("fast-check");3const myRandom = mrng(42);4console.log(myRandom.next().value);5console.log(myRandom.next().value);6console.log(myRandom.next().value);7const fc = require("fast-check");8const { mrng } = require("fast-check");9const myRandom = mrng(42);10console.log(myRandom.next().value);11console.log(myRandom.next().value);12console.log(myRandom.next().value);13const fc = require("fast-check");14const { mrng } = require("fast-check");15const myRandom = mrng(42);16console.log(myRandom.next().value);17console.log(myRandom.next().value);18console.log(myRandom.next().value);19const fc = require("fast-check");20const { mrng } = require("fast-check");21const myRandom = mrng(42);22console.log(myRandom.next().value);23console.log(myRandom.next().value);24console.log(myRandom.next().value);25const fc = require("fast-check");26const { mrng } = require("fast-check");27const myRandom = mrng(42);28console.log(myRandom.next().value);

Using AI Code Generation

1const fc = require('fast-check');2const mrng = require('fast-check-monorepo');3const { random } = mrng;4const { random: random2 } = mrng;5console.log(random());6console.log(random2());7const fc = require('fast-check');8const mrng = require('fast-check-monorepo');9const { random } = mrng;10const { random: random2 } = mrng;11console.log(random());12console.log(random2());13const fc = require('fast-check');14const mrng = require('fast-check-monorepo');15const { random } = mrng;16const { random: random2 } = mrng;17console.log(random());18console.log(random2());19const fc = require('fast-check');20const mrng = require('fast-check-monorepo');21const { random } = mrng;22const { random: random2 } = mrng;23console.log(random());24console.log(random2());25const fc = require('fast-check');26const mrng = require('fast-check-monorepo');27const { random } = mrng;28const { random: random2 } = mrng;29console.log(random());30console.log(random2());31const fc = require('fast-check');32const mrng = require('fast-check-monorepo');33const { random } = mrng;34const { random: random2 } = mrng;35console.log(random());36console.log(random2());37const fc = require('fast-check');38const mrng = require('fast-check-monorepo');39const { random } = mrng;40const { random: random2 } = mrng;41console.log(random());42console.log(random2());43const fc = require('fast-check');44const mrng = require('fast

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