How to use timeoutProp method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

useTimeout.spec.ts

Source:useTimeout.spec.ts

1import { renderHook } from '@testing-library/react-hooks';2import { useTimeout, TimeoutHandler } from '../src';3jest.useFakeTimers();4let timeoutHandler: TimeoutHandler<number>;5let setTimeoutSpy: jest.Mock<number, [TimerHandler, number?, ...any[]]>;6let clearTimeoutSpy: jest.Mock<void, [number?]>;7afterEach(() => {8  jest.clearAllMocks();9  jest.clearAllTimers();10  setTimeoutSpy = jest.fn(window.setTimeout);11  clearTimeoutSpy = jest.fn(window.clearTimeout);12  timeoutHandler = {13    setTimeout: (fn: () => void, timeout: number) => setTimeoutSpy(fn, timeout),14    clearTimeout: (timeoutFn: number | undefined) => { clearTimeoutSpy(timeoutFn) },15  };16})17describe('useTimeout with custom TimeoutHandler', () => {18  it('should be defined', () => {19    expect(useTimeout).toBeDefined();20  });21  it('should execute a callback after the specified timeout, which must not leak', () => {22    const callbackProp = jest.fn();23    const timeoutProp = 1000;24    const { unmount } = renderHook(({ callback, timeout, deps }) => (25      useTimeout(callback, timeout, timeoutHandler, deps)26    ), {27      initialProps: {28        callback: callbackProp,29        timeout: timeoutProp,30        deps: [timeoutProp],31      },32    });33    expect(setTimeoutSpy).toHaveBeenCalledTimes(1);34    expect(setTimeoutSpy).toHaveBeenCalledWith(callbackProp, 1000);35    expect(callbackProp).toHaveBeenCalledTimes(0);36    expect(clearTimeoutSpy).toHaveBeenCalledTimes(0);37    jest.advanceTimersByTime(1500);38    expect(callbackProp).toHaveBeenCalledTimes(1);39    expect(clearTimeoutSpy).toHaveBeenCalledTimes(0);40    unmount();41    expect(clearTimeoutSpy).toHaveBeenCalledTimes(1);42  });43  it('should clear the timeout early if cancelTimeout is called', () => {44    const callbackProp = jest.fn();45    const timeoutProp = 1000;46    const { result, unmount } = renderHook(({ callback, timeout, deps }) => (47      useTimeout(callback, timeout, timeoutHandler, deps)48    ), {49      initialProps: {50        callback: callbackProp,51        timeout: timeoutProp,52        deps: [timeoutProp],53      },54    });55    const { current: cancelTimeout } = result;56    expect(typeof cancelTimeout).toBe('function');57    expect(setTimeoutSpy).toHaveBeenCalledTimes(1);58    expect(setTimeoutSpy).toHaveBeenCalledWith(callbackProp, timeoutProp);59    expect(callbackProp).toHaveBeenCalledTimes(0);60    expect(clearTimeoutSpy).toHaveBeenCalledTimes(0);61    jest.advanceTimersByTime(495);62    cancelTimeout();63    jest.advanceTimersByTime(5);64    expect(callbackProp).toHaveBeenCalledTimes(0);65    expect(clearTimeoutSpy).toHaveBeenCalledTimes(1);66    jest.advanceTimersByTime(timeoutProp);67    expect(callbackProp).toHaveBeenCalledTimes(0);68    expect(clearTimeoutSpy).toHaveBeenCalledTimes(1);69    unmount();70    expect(clearTimeoutSpy).toHaveBeenCalledTimes(2);71  });72  it('should not execute the original callback if the callback property changes before the old timeout expires', () => {73    const callbackProp = jest.fn();74    const timeoutProp = 1000;75    const { rerender, unmount } = renderHook(({ callback, timeout, deps }) => (76      useTimeout(callback, timeout, timeoutHandler, deps)77    ), {78      initialProps: {79        callback: callbackProp,80        timeout: timeoutProp,81        deps: [timeoutProp, callbackProp],82      },83    });84    expect(setTimeoutSpy).toHaveBeenCalledTimes(1);85    expect(setTimeoutSpy).toHaveBeenCalledWith(callbackProp, timeoutProp);86    expect(callbackProp).toHaveBeenCalledTimes(0);87    expect(clearTimeoutSpy).toHaveBeenCalledTimes(0);88    jest.advanceTimersByTime(500);89    const newCallbackProp = jest.fn();90    rerender({91      callback: newCallbackProp,92      timeout: timeoutProp,93      deps: [timeoutProp, newCallbackProp],94    });95    jest.advanceTimersByTime(750);96    expect(clearTimeoutSpy).toHaveBeenCalledTimes(1);97    expect(callbackProp).toHaveBeenCalledTimes(0);98    expect(newCallbackProp).toHaveBeenCalledTimes(0);99    jest.advanceTimersByTime(timeoutProp);100    expect(setTimeoutSpy).toHaveBeenCalledTimes(2);101    expect(clearTimeoutSpy).toHaveBeenCalledTimes(1);102    expect(callbackProp).toHaveBeenCalledTimes(0);103    expect(newCallbackProp).toHaveBeenCalledTimes(1);104    unmount();105    expect(clearTimeoutSpy).toHaveBeenCalledTimes(2);106  });107  it(`should delay the callback if the timeout property changes before the old timeout expires108  and if the timeout was originally added to the hook dependencies`, () => {109    const callbackProp = jest.fn();110    const timeoutProp = 1000;111    const { rerender, unmount } = renderHook(({ callback, timeout, deps }) => (112      useTimeout(callback, timeout, timeoutHandler, deps)113    ), {114      initialProps: {115        callback: callbackProp,116        timeout: timeoutProp,117        deps: [timeoutProp],118      },119    });120    expect(setTimeoutSpy).toHaveBeenCalledTimes(1);121    expect(setTimeoutSpy).toHaveBeenCalledWith(callbackProp, timeoutProp);122    expect(callbackProp).toHaveBeenCalledTimes(0);123    expect(clearTimeoutSpy).toHaveBeenCalledTimes(0);124    jest.advanceTimersByTime(500);125    const newTimeoutProp = 3000;126    rerender({127      callback: callbackProp,128      timeout: newTimeoutProp,129      deps: [newTimeoutProp],130    });131    expect(setTimeoutSpy).toHaveBeenCalledTimes(2);132    expect(setTimeoutSpy).toHaveBeenCalledWith(callbackProp, newTimeoutProp);133    expect(callbackProp).toHaveBeenCalledTimes(0);134    expect(clearTimeoutSpy).toHaveBeenCalledTimes(1);135    jest.advanceTimersByTime(1000);136    expect(callbackProp).toHaveBeenCalledTimes(0);137    jest.advanceTimersByTime(newTimeoutProp);138    expect(setTimeoutSpy).toHaveBeenCalledTimes(2);139    expect(clearTimeoutSpy).toHaveBeenCalledTimes(1);140    expect(callbackProp).toHaveBeenCalledTimes(1);141    unmount();142    expect(clearTimeoutSpy).toHaveBeenCalledTimes(2);143  });144  it('if no dependencies is passed, it should not reset the counter, even if some property changed', () => {145    const callbackProp = jest.fn();146    const timeoutProp = 1000;147    const { rerender, unmount } = renderHook(({ callback, timeout, deps }) => (148      useTimeout(callback, timeout, timeoutHandler, deps)149    ), {150      initialProps: {151        callback: callbackProp,152        timeout: timeoutProp,153        deps: undefined,154      },155    });156    expect(setTimeoutSpy).toHaveBeenCalledTimes(1);157    expect(setTimeoutSpy).toHaveBeenCalledWith(callbackProp, timeoutProp);158    expect(callbackProp).toHaveBeenCalledTimes(0);159    expect(clearTimeoutSpy).toHaveBeenCalledTimes(0);160    jest.advanceTimersByTime(500);161    const newTimeoutProp = 3000;162    rerender({163      callback: callbackProp,164      timeout: newTimeoutProp,165      deps: undefined,166    });167    expect(setTimeoutSpy).toHaveBeenCalledTimes(1);168    expect(setTimeoutSpy).toHaveBeenCalledWith(callbackProp, timeoutProp);169    expect(callbackProp).toHaveBeenCalledTimes(0);170    expect(clearTimeoutSpy).toHaveBeenCalledTimes(0);171    jest.advanceTimersByTime(1000);172    expect(callbackProp).toHaveBeenCalledTimes(1);173    expect(setTimeoutSpy).toHaveBeenCalledTimes(1);174    expect(clearTimeoutSpy).toHaveBeenCalledTimes(0);175    unmount();176    expect(clearTimeoutSpy).toHaveBeenCalledTimes(1);177  });...

useDefaultTimeout.spec.ts

Source:useDefaultTimeout.spec.ts

1import { renderHook } from '@testing-library/react-hooks';2import useDefaultTimeout from '../src';3jest.useFakeTimers();4afterEach(() => {5  jest.clearAllMocks();6  jest.clearAllTimers();7})8describe('useTimeout with default TimeoutHandler', () => {9  it('should be defined', () => {10    expect(useDefaultTimeout).toBeDefined();11  });12  it('should execute a callback after the specified timeout, which must not leak', () => {13    const callbackProp = jest.fn();14    const timeoutProp = 1000;15    const { unmount } = renderHook(({ callback, timeout, deps }) => (16      useDefaultTimeout(callback, timeout, deps)17    ), {18      initialProps: {19        callback: callbackProp,20        timeout: timeoutProp,21        deps: [timeoutProp],22      },23    });24    expect(setTimeout).toHaveBeenCalledTimes(1);25    expect(setTimeout).toHaveBeenCalledWith(callbackProp, 1000);26    expect(callbackProp).toHaveBeenCalledTimes(0);27    expect(clearTimeout).toHaveBeenCalledTimes(0);28    jest.advanceTimersByTime(1500);29    expect(callbackProp).toHaveBeenCalledTimes(1);30    expect(clearTimeout).toHaveBeenCalledTimes(0);31    unmount();32    expect(clearTimeout).toHaveBeenCalledTimes(1);33  });34  it('should clear the timeout early if cancelTimeout is called', () => {35    const callbackProp = jest.fn();36    const timeoutProp = 1000;37    const { result, unmount } = renderHook(({ callback, timeout, deps }) => (38      useDefaultTimeout(callback, timeout, deps)39    ), {40      initialProps: {41        callback: callbackProp,42        timeout: timeoutProp,43        deps: [timeoutProp],44      },45    });46    const { current: cancelTimeout } = result;47    expect(typeof cancelTimeout).toBe('function');48    expect(setTimeout).toHaveBeenCalledTimes(1);49    expect(setTimeout).toHaveBeenCalledWith(callbackProp, timeoutProp);50    expect(callbackProp).toHaveBeenCalledTimes(0);51    expect(clearTimeout).toHaveBeenCalledTimes(0);52    jest.advanceTimersByTime(495);53    cancelTimeout();54    jest.advanceTimersByTime(5);55    expect(callbackProp).toHaveBeenCalledTimes(0);56    expect(clearTimeout).toHaveBeenCalledTimes(1);57    jest.advanceTimersByTime(timeoutProp);58    expect(callbackProp).toHaveBeenCalledTimes(0);59    expect(clearTimeout).toHaveBeenCalledTimes(1);60    unmount();61    expect(clearTimeout).toHaveBeenCalledTimes(2);62  });63  it('should not execute the original callback if the callback property changes before the old timeout expires', () => {64    const callbackProp = jest.fn();65    const timeoutProp = 1000;66    const { rerender, unmount } = renderHook(({ callback, timeout, deps }) => (67      useDefaultTimeout(callback, timeout, deps)68    ), {69      initialProps: {70        callback: callbackProp,71        timeout: timeoutProp,72        deps: [timeoutProp, callbackProp],73      },74    });75    expect(setTimeout).toHaveBeenCalledTimes(1);76    expect(setTimeout).toHaveBeenCalledWith(callbackProp, timeoutProp);77    expect(callbackProp).toHaveBeenCalledTimes(0);78    expect(clearTimeout).toHaveBeenCalledTimes(0);79    jest.advanceTimersByTime(500);80    const newCallbackProp = jest.fn();81    rerender({82      callback: newCallbackProp,83      timeout: timeoutProp,84      deps: [timeoutProp, newCallbackProp],85    });86    jest.advanceTimersByTime(750);87    expect(clearTimeout).toHaveBeenCalledTimes(1);88    expect(callbackProp).toHaveBeenCalledTimes(0);89    expect(newCallbackProp).toHaveBeenCalledTimes(0);90    jest.advanceTimersByTime(timeoutProp);91    expect(setTimeout).toHaveBeenCalledTimes(2);92    expect(clearTimeout).toHaveBeenCalledTimes(1);93    expect(callbackProp).toHaveBeenCalledTimes(0);94    expect(newCallbackProp).toHaveBeenCalledTimes(1);95    unmount();96    expect(clearTimeout).toHaveBeenCalledTimes(2);97  });98  it(`should delay the callback if the timeout property changes before the old timeout expires99  and if the timeout was originally added to the hook dependencies`, () => {100    const callbackProp = jest.fn();101    const timeoutProp = 1000;102    const { rerender, unmount } = renderHook(({ callback, timeout, deps }) => (103      useDefaultTimeout(callback, timeout, deps)104    ), {105      initialProps: {106        callback: callbackProp,107        timeout: timeoutProp,108        deps: [timeoutProp],109      },110    });111    expect(setTimeout).toHaveBeenCalledTimes(1);112    expect(setTimeout).toHaveBeenCalledWith(callbackProp, timeoutProp);113    expect(callbackProp).toHaveBeenCalledTimes(0);114    expect(clearTimeout).toHaveBeenCalledTimes(0);115    jest.advanceTimersByTime(500);116    const newTimeoutProp = 3000;117    rerender({118      callback: callbackProp,119      timeout: newTimeoutProp,120      deps: [newTimeoutProp],121    });122    expect(setTimeout).toHaveBeenCalledTimes(2);123    expect(setTimeout).toHaveBeenCalledWith(callbackProp, newTimeoutProp);124    expect(callbackProp).toHaveBeenCalledTimes(0);125    expect(clearTimeout).toHaveBeenCalledTimes(1);126    jest.advanceTimersByTime(1000);127    expect(callbackProp).toHaveBeenCalledTimes(0);128    jest.advanceTimersByTime(newTimeoutProp);129    expect(setTimeout).toHaveBeenCalledTimes(2);130    expect(clearTimeout).toHaveBeenCalledTimes(1);131    expect(callbackProp).toHaveBeenCalledTimes(1);132    unmount();133    expect(clearTimeout).toHaveBeenCalledTimes(2);134  });135  it('if no dependencies is passed, it should not reset the counter, even if some property changed', () => {136    const callbackProp = jest.fn();137    const timeoutProp = 1000;138    const { rerender, unmount } = renderHook(({ callback, timeout, deps }) => (139      useDefaultTimeout(callback, timeout, deps)140    ), {141      initialProps: {142        callback: callbackProp,143        timeout: timeoutProp,144        deps: undefined,145      },146    });147    expect(setTimeout).toHaveBeenCalledTimes(1);148    expect(setTimeout).toHaveBeenCalledWith(callbackProp, timeoutProp);149    expect(callbackProp).toHaveBeenCalledTimes(0);150    expect(clearTimeout).toHaveBeenCalledTimes(0);151    jest.advanceTimersByTime(500);152    const newTimeoutProp = 3000;153    rerender({154      callback: callbackProp,155      timeout: newTimeoutProp,156      deps: undefined,157    });158    expect(setTimeout).toHaveBeenCalledTimes(1);159    expect(setTimeout).toHaveBeenCalledWith(callbackProp, timeoutProp);160    expect(callbackProp).toHaveBeenCalledTimes(0);161    expect(clearTimeout).toHaveBeenCalledTimes(0);162    jest.advanceTimersByTime(1000);163    expect(callbackProp).toHaveBeenCalledTimes(1);164    expect(setTimeout).toHaveBeenCalledTimes(1);165    expect(clearTimeout).toHaveBeenCalledTimes(0);166    unmount();167    expect(clearTimeout).toHaveBeenCalledTimes(1);168  });...

TimeoutProperty.spec.ts

Source:TimeoutProperty.spec.ts

1import { Value } from '../../../../src/check/arbitrary/definition/Value';2import { TimeoutProperty } from '../../../../src/check/property/TimeoutProperty';3import { fakeRandom } from '../../arbitrary/__test-helpers__/RandomHelpers';4import { fakeProperty } from './__test-helpers__/PropertyHelpers';5describe('TimeoutProperty', () => {6  beforeEach(() => {7    jest.clearAllTimers();8  });9  it('should forward calls to generate', () => {10    // Arrange11    jest.useFakeTimers();12    const { instance: decoratedProperty, generate } = fakeProperty(true);13    const { instance: mrng } = fakeRandom();14    const expectedRunId = 42;15    const expectedOut = new Value(Symbol('value'), Symbol('context'));16    generate.mockReturnValueOnce(expectedOut);17    // Act18    const timeoutProp = new TimeoutProperty(decoratedProperty, 100);19    const out = timeoutProp.generate(mrng, expectedRunId);20    // Assert21    expect(out).toBe(expectedOut);22    expect(generate).toHaveBeenCalledTimes(1);23    expect(generate).toHaveBeenCalledWith(mrng, expectedRunId);24  });25  it('should forward inputs to run', async () => {26    // Arrange27    jest.useFakeTimers();28    const { instance: decoratedProperty, run } = fakeProperty(true);29    const expectedRunInput = { anything: Symbol('something') };30    // Act31    const timeoutProp = new TimeoutProperty(decoratedProperty, 10);32    const runPromise = timeoutProp.run(expectedRunInput);33    jest.advanceTimersByTime(10);34    await runPromise;35    // Assert36    expect(run).toHaveBeenCalledTimes(1);37    expect(run).toHaveBeenCalledWith(expectedRunInput);38  });39  it('should not timeout if it succeeds in time', async () => {40    // Arrange41    jest.useFakeTimers();42    const { instance: decoratedProperty, run } = fakeProperty(true);43    run.mockReturnValueOnce(44      new Promise(function (resolve) {45        setTimeout(() => resolve(null), 10);46      })47    );48    // Act49    const timeoutProp = new TimeoutProperty(decoratedProperty, 100);50    const runPromise = timeoutProp.run({});51    jest.advanceTimersByTime(10);52    await runPromise;53    // Assert54    expect(await runPromise).toBe(null);55  });56  it('should not timeout if it fails in time', async () => {57    // Arrange58    const errorFromUnderlying = { error: undefined, errorMessage: 'plop' };59    jest.useFakeTimers();60    const { instance: decoratedProperty, run } = fakeProperty(true);61    run.mockReturnValueOnce(62      new Promise(function (resolve) {63        // underlying property is not supposed to throw (reject)64        setTimeout(() => resolve(errorFromUnderlying), 10);65      })66    );67    // Act68    const timeoutProp = new TimeoutProperty(decoratedProperty, 100);69    const runPromise = timeoutProp.run({});70    jest.advanceTimersByTime(10);71    await runPromise;72    // Assert73    expect(await runPromise).toBe(errorFromUnderlying);74  });75  it('should clear all started timeouts on success', async () => {76    // Arrange77    jest.useFakeTimers();78    jest.spyOn(global, 'setTimeout');79    jest.spyOn(global, 'clearTimeout');80    const { instance: decoratedProperty, run } = fakeProperty(true);81    run.mockResolvedValueOnce(null);82    // Act83    const timeoutProp = new TimeoutProperty(decoratedProperty, 100);84    await timeoutProp.run({});85    // Assert86    expect(setTimeout).toBeCalledTimes(1);87    expect(clearTimeout).toBeCalledTimes(1);88  });89  it('should clear all started timeouts on failure', async () => {90    // Arrange91    const errorFromUnderlying = { error: undefined, errorMessage: 'plop' };92    jest.useFakeTimers();93    jest.spyOn(global, 'setTimeout');94    jest.spyOn(global, 'clearTimeout');95    const { instance: decoratedProperty, run } = fakeProperty(true);96    run.mockResolvedValueOnce(errorFromUnderlying);97    // Act98    const timeoutProp = new TimeoutProperty(decoratedProperty, 100);99    await timeoutProp.run({});100    // Assert101    expect(setTimeout).toBeCalledTimes(1);102    expect(clearTimeout).toBeCalledTimes(1);103  });104  it('should timeout if it takes to long', async () => {105    // Arrange106    jest.useFakeTimers();107    const { instance: decoratedProperty, run } = fakeProperty(true);108    run.mockReturnValueOnce(109      new Promise(function (resolve) {110        setTimeout(() => resolve(null), 100);111      })112    );113    // Act114    const timeoutProp = new TimeoutProperty(decoratedProperty, 10);115    const runPromise = timeoutProp.run({});116    jest.advanceTimersByTime(10);117    // Assert118    expect(await runPromise).toEqual({119      error: expect.any(Error),120      errorMessage: `Property timeout: exceeded limit of 10 milliseconds`,121    });122  });123  it('Should timeout if it never ends', async () => {124    // Arrange125    jest.useFakeTimers();126    const { instance: decoratedProperty, run } = fakeProperty(true);127    run.mockReturnValueOnce(new Promise(() => {}));128    // Act129    const timeoutProp = new TimeoutProperty(decoratedProperty, 10);130    const runPromise = timeoutProp.run({});131    jest.advanceTimersByTime(10);132    // Assert133    expect(await runPromise).toEqual({134      error: expect.any(Error),135      errorMessage: `Property timeout: exceeded limit of 10 milliseconds`,136    });137  });...

Using AI Code Generation

1const fc = require('fast-check');2const { timeoutProp } = require('fast-check-monorepo');3timeoutProp(4  () => fc.property(fc.integer(), fc.integer(), (a, b) => a + b === b + a),5);6{7  "dependencies": {8  },9  "devDependencies": {},10  "scripts": {11  },12}

Using AI Code Generation

1const fc = require('fast-check')2const timeoutProp = require('fast-check-monorepo').timeoutProp3const isEven = (n) => n % 2 === 04const arbEvenNumber = fc.integer().filter(isEven)5const property = fc.property(arbEvenNumber, (n) => {6  return isEven(n)7})

Using AI Code Generation

1const fc = require('fast-check');2const { timeoutProp } = require('fast-check-monorepo');3const test = () => {4  return timeoutProp(fc.property(fc.integer(), (a) => a > 0), 5000);5};6test();7{8  "scripts": {9  },10  "dependencies": {11  }12}13module.exports = {14};15{16}17{18  "parserOptions": {19  },20  "rules": {21  }22}23{24}25{26  "editor.codeActionsOnSave": {27  },

Using AI Code Generation

1const { timeoutProp } = require('fast-check');2timeoutProp(3  () => {4  },5  { numRuns: 1000 }6);7{8  "dependencies": {9  }10}11{12}13{14  "parserOptions": {15  },16  "env": {17  },18  "rules": {19  }20}

Using AI Code Generation

1const fc = require('fast-check');2const { timeoutProp } = require('fast-check-monorepo');3const { expect } = require('chai');4describe('TimeoutProp', () => {5  it('should timeout', () => {6    const test = fc.property(fc.integer(), (x) => x % 2 === 0);7    const result = timeoutProp(test, 10);8    expect(result).to.be.false;9  });10});

Using AI Code Generation

1const fc = require('fast-check');2const {timeoutProp} = require('fast-check-monorepo');3timeoutProp(fc.property(fc.integer(), i => i > 0), 1000);4const fc = require('fast-check');5const {timeoutProp} = require('fast-check-monorepo');6timeoutProp(fc.property(fc.integer(), i => i > 0), 1000);7const fc = require('fast-check');8const {timeoutProp} = require('fast-check-monorepo');9timeoutProp(fc.property(fc.integer(), i => i > 0), 1000);10const fc = require('fast-check');11const {timeoutProp} = require('fast-check-monorepo');12timeoutProp(fc.property(fc.integer(), i => i > 0), 1000);13const fc = require('fast-check');14const {timeoutProp} = require('fast-check-monorepo');15timeoutProp(fc.property(fc.integer(), i => i > 0), 1000);16const fc = require('fast-check');17const {timeoutProp} = require('fast-check-monorepo');18timeoutProp(fc.property(fc.integer(), i => i > 0), 1000);19const fc = require('fast-check');20const {timeoutProp} = require('fast-check

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.