How to use toBeWithinRange method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

generateBoard.test.js

Source:generateBoard.test.js

...76];77const noDepthGrid = [],78    noNullGrid = [[], [], [], [], [], [], [], [], [], []];79expect.extend({80    toBeWithinRange(received, floor, ceiling) {81        const pass = received >= floor && received <= ceiling;82        if (pass) {83            return {84                message: () =>85                    `expected ${received} not to be within range ${floor} - ${ceiling}`,86                pass: true,87            };88        } else {89            return {90                message: () =>91                    `expected ${received} to be within range ${floor} - ${ceiling}`,92                pass: false,93            };94        }95    }96});97describe('creating random coordinates', () => {98    const coords = getRandomCoordinate();99    it('should return a pair of random number coordinates', () => {100        expect(coords).toHaveLength(2);101        expect(coords).not.toHaveLength(3);102        expect(coords).not.toHaveLength(1);103        expect(coords).not.toHaveLength(0);104    });105    it('should contain numbers within the range 0 - 9 inclusive', () => {106        expect(coords[0]).toBeWithinRange(0, 9);107        expect(coords[1]).toBeWithinRange(0, 9);108        expect(10).not.toBeWithinRange(0, 9);109    });110});111describe('creating random sequence of directions', () => {112    const directions = getDirections();113    it('should return an array of length 4', () => {114        expect(directions).toHaveLength(4);115        expect(directions).not.toHaveLength(5);116        expect(directions).not.toHaveLength(3);117        expect(directions).not.toHaveLength(2);118        expect(directions).not.toHaveLength(1);119        expect(directions).not.toHaveLength(0);120    });121    it('should contain numbers within the range 0 - 3 inclusive', () => {122        expect(directions[0]).toBeWithinRange(0, 3);123        expect(directions[1]).toBeWithinRange(0, 3);124        expect(directions[2]).toBeWithinRange(0, 3);125        expect(directions[3]).toBeWithinRange(0, 3);126        expect(4).not.toBeWithinRange(0, 3);127    });128});129it('should return a random number in a range from 0 to the max param', () => {130    expect(getRandomNumber(5)).toBeWithinRange(0, 5);131    expect(getRandomNumber(3)).toBeWithinRange(0, 3);132    expect(getRandomNumber(14)).toBeWithinRange(0, 14);...

expectExtend.test.js

Source:expectExtend.test.js

1//expect.extend("Matcher") => Permit you to create a new matcher (Like 'toBe') to match a value inside 'expect'2expect.extend({3    //received => value passed inside 'expect' : floor and ceiling => parameters passeds inside Matcher (toBeWithinRange(Number, Number) on this case)4    toBeWithinRange(received, floor, ceiling) {5        const pass = received >= floor && received <= ceiling6        if(pass){7            return {8                message: () => {9                    `expected ${received} be within range ${floor} - ${ceiling}`10                },11                //Boolean that determine if test passed or not12                pass: true13            }14        }15        return {16            message: () => {17                `expected ${received} not to be within range ${floor} - ${ceiling}`18            },19            pass: false20        }21    }22})23test('Numeric ranges', () => {24    expect(100).toBeWithinRange(40, 100)25    //.not => Operator check if the 'pass' on the matcher is equal false, if yes, test is passed for true26    expect(102).not.toBeWithinRange(40,101)27    expect({apples: 5, bananas: 3}).toEqual({28        apples: expect.toBeWithinRange(1,10),29        bananas: expect.not.toBeWithinRange(1,2)30    })...

index.test.ts

Source:index.test.ts

1import { describe, expect, it } from 'vitest';2import { withinRange } from '.';3interface CustomMatchers {4  toBeWithinRange(x: number, y: number): void;5}6declare global {7  namespace Vi {8    interface Assertion extends CustomMatchers {}9    interface AsymmetricMatchersContaining extends CustomMatchers {}10  }11}12expect.extend({13  toBeWithinRange(received, floor, ceiling) {14    const pass = withinRange(received, [floor, ceiling]);15    if (pass) {16      return {17        message: () =>18          `expected ${received} not to be within range ${floor} - ${ceiling}`,19        pass: true,20      };21    }22    return {23      message: () =>24        `expected ${received} to be within range ${floor} - ${ceiling}`,25      pass: false,26    };27  },28});29describe('Testing toBeWithinRange custom matcher', () => {30  it('numeric ranges', () => {31    expect(100).toBeWithinRange(90, 110);32    expect(101).not.toBeWithinRange(0, 100);33    expect({ apples: 6, bananas: 3 }).toEqual({34      apples: expect.toBeWithinRange(1, 10),35      bananas: expect.not.toBeWithinRange(11, 20),36    });37  });...

Using AI Code Generation

1const fc = require('fast-check');2test('toBeWithinRange', () => {3  const { toBeWithinRange } = require('jest-matcher-deep-close-to');4  expect.extend({ toBeWithinRange });5  expect(fc.sample(fc.double(), 1, {seed: 42})).toBeWithinRange(0, 1);6});7{8  "scripts": {9  },10  "dependencies": {11  }12}

Using AI Code Generation

1const fc = require('fast-check');2const { toBeWithinRange } = require('jest-matcher-deep-close-to');3expect.extend({ toBeWithinRange });4test('toBeWithinRange', () => {5  expect.extend({ toBeWithinRange });6  expect(1.1).toBeWithinRange(1.0, 1.2);7});8{9  "scripts": {10  },11  "dependencies": {12  },13  "devDependencies": {14  }15}16module.exports = {17};

Using AI Code Generation

1const fc = require('fast-check');2const { toBeWithinRange } = require('jest-matcher-deep-close-to');3expect.extend({ toBeWithinRange });4test('toBeWithinRange', () => {5  fc.assert(6    fc.property(fc.integer(), fc.integer(), (a, b) => {7      expect(a).toBeWithinRange(b, b + 100);8    }),9  );10});11const fc = require('fast-check');12const { toBeWithinRange } = require('jest-matcher-deep-close-to');13expect.extend({ toBeWithinRange });14test('toBeWithinRange', () => {15  fc.assert(16    fc.property(fc.integer(), fc.integer(), (a, b) => {17      expect(a).toBeWithinRange(b, b + 100);18    }),19  );20});21const fc = require('fast-check');22const { toBeWithinRange } = require('jest-matcher-deep-close-to');23expect.extend({ toBeWithinRange });24test('toBeWithinRange', () => {25  fc.assert(26    fc.property(fc.integer(), fc.integer(), (a, b) => {27      expect(a).toBeWithinRange(b, b + 100);28    }),29  );30});31const fc = require('fast-check');32const { toBeWithinRange } = require('jest-matcher-deep-close-to');33expect.extend({ toBeWithinRange });34test('toBeWithinRange', () => {35  fc.assert(36    fc.property(fc.integer(), fc.integer(), (a, b) => {37      expect(a).toBeWithinRange(b, b + 100);38    }),39  );40});41const fc = require('fast-check');42const {

Using AI Code Generation

1const fc = require('fast-check');2test('toBeWithinRange', () => {3    const { toBeWithinRange } = require('expect');4    expect.extend({ toBeWithinRange });5    expect(100).toBeWithinRange(90, 110);6});7module.exports = {8    transform: {9    },10};11module.exports = {12            {13                targets: {14                },15            },16};17{18  "dependencies": {19  },20  "devDependencies": {21  },22  "scripts": {23  }24}25The above code is working fine. But when I am trying to import fast-check as follows:26const fc = require('fast-check');27test('toBeWithinRange', () => {28    const { toBeWithinRange } = require('fast-check');29    expect.extend({ toBeWithinRange });30    expect(100).toBeWithinRange(90, 110);31});32module.exports = {33    transform: {34    },35};36module.exports = {37            {

Using AI Code Generation

1const fc = require('fast-check');2const { toBeWithinRange } = require('jest-matcher-deep-close-to');3expect.extend({ toBeWithinRange });4describe('toBeWithinRange', () => {5  it('should pass', () => {6    expect(1).toBeWithinRange(1, 2);7  });8  it('should fail', () => {9    expect(3).toBeWithinRange(1, 2);10  });11});

Using AI Code Generation

1const fc = require('fast-check/lib/fast-check-default');2test('toBeWithinRange', () => {3  expect.extend({4    toBeWithinRange(received, floor, ceiling) {5      const pass = received >= floor && received <= ceiling;6      if (pass) {7        return {8          message: () =>9            `expected ${received} not to be within range ${floor} - ${ceiling}`,10        };11      } else {12        return {13          message: () =>14            `expected ${received} to be within range ${floor} - ${ceiling}`,15        };16      }17    },18  });19  expect(100).toBeWithinRange(90, 110);20  expect(101).not.toBeWithinRange(0, 100);21  expect(79).not.toBeWithinRange(80, 100);22  expect(21).toBeWithinRange(20, 100);23});24describe('toBeWithinRange', () => {25  it('should support expect.extend', () => {26    expect.extend({27      toBeWithinRange(received, floor, ceiling) {28        const pass = received >= floor && received <= ceiling;29        if (pass) {30          return {31            message: () =>32              `expected ${received} not to be within range ${floor} - ${ceiling}`,33          };34        } else {35          return {36            message: () =>37              `expected ${received} to be within range ${floor} - ${ceiling}`,38          };39        }40      },41    });42    expect(100).toBeWithinRange(90, 110);43    expect(101).not.toBeWithinRange(0, 100);44    expect(79).not.toBeWithinRange(80, 100);45    expect(21).toBeWithinRange(20, 100);46  });47});48describe('toBeWithinRange', () => {49  it('should support expect.extend', () => {50    expect.extend({51      toBeWithinRange(received, floor, ceiling) {52        const pass = received >= floor && received <= ceiling;53        if (pass) {54          return {55            message: () =>56              `expected ${received} not to be within range ${floor} - ${ceiling}`,57          };58        }

Using AI Code Generation

1import {ArbitraryBuilder} from 'fast-check';2describe('toBeWithinRange', () => {3    it('should be within range', () => {4        expect(ArbitraryBuilder.integer().build()).toBeWithinRange(1, 100);5    });6});7import {Arbitrary} from 'fast-check';8import {Builder} from './Builder';9export class ArbitraryBuilder<T> implements Builder<Arbitrary<T>> {10    public build(): Arbitrary<T> {11        return new Arbitrary();12    }13}14export class Arbitrary<T> {15    public constructor() {16        this.value = 1;17    }18    public value: T;19}20export interface Builder<T> {21    build(): T;22}23class User {24  constructor() {25    this.name = 'John';26    this.age = 20;27  }28  getName() {29    return this.name;30  }31  getAge() {32    return this.age;33  }34}35export default User;36test('test case', () => {37  const user = new User();38  expect(user.getName()).toBe('John');39  expect(user.getAge()).toBe(20);40});

Using AI Code Generation

1const fc = require('fast-check');2fc.assert(fc.property(fc.integer(), fc.integer(), (a, b) => {3    expect(a).toBeWithinRange(b, b + 10);4}));5const fc = require('fast-check');6fc.assert(fc.property(fc.integer(), fc.integer(), (a, b) => {7    expect(a).toBeLessThanOrEqual(b + 10);8}));

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.