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How to use buildSchedulerFor method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

BuildSchedulerFor.spec.ts

Source:BuildSchedulerFor.spec.ts

...12    const SchedulerImplem = jest.spyOn(SchedulerImplemMock, 'SchedulerImplem');13    SchedulerImplem.mockImplementation(() => instance);14    const act = jest.fn();15    // Act16    const s = buildSchedulerFor(act, []);17    // Assert18    expect(s).toBe(instance);19    expect(SchedulerImplem).toHaveBeenCalledWith(20      act,21      expect.objectContaining({ clone: expect.any(Function), nextTaskIndex: expect.any(Function) })22    );23  });24  it('should create a taskSelector returning the requested ordering', () => {25    // Arrange26    const instance = {} as SchedulerImplemMock.SchedulerImplem<unknown>;27    const SchedulerImplem = jest.spyOn(SchedulerImplemMock, 'SchedulerImplem');28    SchedulerImplem.mockImplementation(() => instance);29    const act = jest.fn();30    const requestedOrder = [4, 1, 2, 0];31    const fakeLongScheduledTasks = [32      { taskId: 0 },33      { taskId: 1 },34      { taskId: 2 },35      { taskId: 3 },36      { taskId: 4 },37    ] as SchedulerImplemMock.ScheduledTask<unknown>[];38    // Act39    buildSchedulerFor(act, requestedOrder);40    const taskSelector = SchedulerImplem.mock.calls[0][1];41    // Assert42    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[0]);43    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[1]);44    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[2]);45    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[3]);46  });47  it('should create a taskSelector throwing in case the requested task does not exist', () => {48    // Arrange49    const instance = {} as SchedulerImplemMock.SchedulerImplem<unknown>;50    const SchedulerImplem = jest.spyOn(SchedulerImplemMock, 'SchedulerImplem');51    SchedulerImplem.mockImplementation(() => instance);52    const act = jest.fn();53    const requestedOrder = [4, 1, 2, 10];54    const fakeLongScheduledTasks = [55      { taskId: 0 },56      { taskId: 1 },57      { taskId: 2 },58      { taskId: 3 },59      { taskId: 4 },60    ] as SchedulerImplemMock.ScheduledTask<unknown>[];61    // Act62    buildSchedulerFor(act, requestedOrder);63    const taskSelector = SchedulerImplem.mock.calls[0][1];64    // Assert65    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[0]);66    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[1]);67    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[2]);68    expect(() => taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toThrowErrorMatchingInlineSnapshot(69      `"Invalid schedulerFor defined: unable to find next task"`70    );71  });72  it('should create a taskSelector throwing when exhausted and asked for another value', () => {73    // Arrange74    const instance = {} as SchedulerImplemMock.SchedulerImplem<unknown>;75    const SchedulerImplem = jest.spyOn(SchedulerImplemMock, 'SchedulerImplem');76    SchedulerImplem.mockImplementation(() => instance);77    const act = jest.fn();78    const requestedOrder = [4, 1, 2];79    const fakeLongScheduledTasks = [80      { taskId: 0 },81      { taskId: 1 },82      { taskId: 2 },83      { taskId: 3 },84      { taskId: 4 },85    ] as SchedulerImplemMock.ScheduledTask<unknown>[];86    // Act87    buildSchedulerFor(act, requestedOrder);88    const taskSelector = SchedulerImplem.mock.calls[0][1];89    // Assert90    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[0]);91    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[1]);92    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[2]);93    expect(() => taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toThrowErrorMatchingInlineSnapshot(94      `"Invalid schedulerFor defined: too many tasks have been scheduled"`95    );96  });97  it('should create a taskSelector with clones being reset to start', () => {98    // Arrange99    const instance = {} as SchedulerImplemMock.SchedulerImplem<unknown>;100    const SchedulerImplem = jest.spyOn(SchedulerImplemMock, 'SchedulerImplem');101    SchedulerImplem.mockImplementation(() => instance);102    const act = jest.fn();103    const requestedOrder = [4, 1, 2];104    const fakeLongScheduledTasks = [105      { taskId: 0 },106      { taskId: 1 },107      { taskId: 2 },108      { taskId: 3 },109      { taskId: 4 },110    ] as SchedulerImplemMock.ScheduledTask<unknown>[];111    // Act112    buildSchedulerFor(act, requestedOrder);113    const taskSelector = SchedulerImplem.mock.calls[0][1];114    // Assert115    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[0]);116    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[1]);117    const taskSelector2 = taskSelector.clone();118    expect(taskSelector2.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[0]);119    expect(taskSelector.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[2]);120    const taskSelector3 = taskSelector.clone();121    expect(taskSelector3.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[0]);122    expect(taskSelector3.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[1]);123    expect(taskSelector2.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[1]);124    expect(taskSelector2.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[2]);125    expect(taskSelector3.nextTaskIndex(fakeLongScheduledTasks)).toBe(requestedOrder[2]);126  });127});128describe('buildSchedulerFor (integration)', () => {129  it('should execute tasks in the requested order', async () => {130    // Arrange131    const act = jest.fn().mockImplementation((f) => f());132    const px = jest.fn();133    const py = jest.fn();134    const pz = jest.fn();135    // Act136    const s = buildSchedulerFor(act, [3, 1, 2]);137    s.schedule(Promise.resolve('px')).then(px);138    s.schedule(Promise.resolve('py')).then(py);139    s.schedule(Promise.resolve('pz')).then(pz);140    // Assert141    expect(px).not.toHaveBeenCalled();142    expect(py).not.toHaveBeenCalled();143    expect(pz).not.toHaveBeenCalled();144    await s.waitOne();145    expect(px).not.toHaveBeenCalled();146    expect(py).not.toHaveBeenCalled();147    expect(pz).toHaveBeenCalled();148    await s.waitOne();149    expect(px).toHaveBeenCalled();150    expect(py).not.toHaveBeenCalled();...

scheduler.spec.ts

Source:scheduler.spec.ts

1import { scheduler, Scheduler, schedulerFor } from '../../../src/arbitrary/scheduler';2import { fakeArbitrary } from './__test-helpers__/ArbitraryHelpers';3import * as BuildSchedulerForMock from '../../../src/arbitrary/_internals/helpers/BuildSchedulerFor';4import * as SchedulerArbitraryMock from '../../../src/arbitrary/_internals/SchedulerArbitrary';5function beforeEachHook() {6  jest.resetModules();7  jest.restoreAllMocks();8}9beforeEach(beforeEachHook);10describe('scheduler', () => {11  it('should instantiate a SchedulerArbitrary with defaulted act (if not provided)', () => {12    // Arrange13    const { instance } = fakeArbitrary<Scheduler<unknown>>();14    const SchedulerArbitrary = jest.spyOn(SchedulerArbitraryMock, 'SchedulerArbitrary');15    SchedulerArbitrary.mockReturnValue(instance as SchedulerArbitraryMock.SchedulerArbitrary<unknown>);16    // Act17    const s = scheduler();18    // Assert19    expect(s).toBe(instance);20    expect(SchedulerArbitrary).toHaveBeenCalledWith(expect.any(Function));21  });22  it('should pass a defaulted act that calls the received function', () => {23    // Arrange24    const { instance } = fakeArbitrary<Scheduler<unknown>>();25    const SchedulerArbitrary = jest.spyOn(SchedulerArbitraryMock, 'SchedulerArbitrary');26    SchedulerArbitrary.mockReturnValue(instance as SchedulerArbitraryMock.SchedulerArbitrary<unknown>);27    const outF = new Promise<unknown>(() => {});28    const f = jest.fn().mockReturnValue(outF);29    // Act30    scheduler();31    const receivedAct = SchedulerArbitrary.mock.calls[0][0];32    const out = receivedAct(f);33    // Assert34    expect(f).toHaveBeenCalledTimes(1);35    expect(out).toBe(outF);36  });37  it('should instantiate a SchedulerArbitrary with received act', () => {38    // Arrange39    const { instance } = fakeArbitrary<Scheduler<unknown>>();40    const SchedulerArbitrary = jest.spyOn(SchedulerArbitraryMock, 'SchedulerArbitrary');41    SchedulerArbitrary.mockReturnValue(instance as SchedulerArbitraryMock.SchedulerArbitrary<unknown>);42    const act = () => Promise.resolve();43    // Act44    const s = scheduler({ act });45    // Assert46    expect(s).toBe(instance);47    expect(SchedulerArbitrary).toHaveBeenCalledWith(act);48  });49});50describe('schedulerFor', () => {51  it('should build proper scheduler when using template string from error logs', async () => {52    // Arrange53    const instance = {} as Scheduler<unknown>;54    const buildSchedulerFor = jest.spyOn(BuildSchedulerForMock, 'buildSchedulerFor');55    buildSchedulerFor.mockReturnValue(instance);56    // Act57    const s = schedulerFor()`58      -> [task${3}] promise rejected with value "pz"59      -> [task${1}] promise resolved with value "px"60      -> [task${2}] promise rejected with value "py"`;61    // Assert62    expect(s).toBe(instance);63    expect(buildSchedulerFor).toHaveBeenCalledWith(expect.any(Function), [3, 1, 2]);64  });65  it('should build proper scheduler when using custom template string', async () => {66    // Arrange67    const instance = {} as Scheduler<unknown>;68    const buildSchedulerFor = jest.spyOn(BuildSchedulerForMock, 'buildSchedulerFor');69    buildSchedulerFor.mockReturnValue(instance);70    // Act71    const s = schedulerFor()`72        This scheduler will resolve task ${2} first73        followed by ${3} and only then task ${1}`;74    // Assert75    expect(s).toBe(instance);76    expect(buildSchedulerFor).toHaveBeenCalledWith(expect.any(Function), [2, 3, 1]);77  });78  it('should build proper scheduler when using ordering array', async () => {79    // Arrange80    const instance = {} as Scheduler<unknown>;81    const buildSchedulerFor = jest.spyOn(BuildSchedulerForMock, 'buildSchedulerFor');82    buildSchedulerFor.mockReturnValue(instance);83    // Act84    const s = schedulerFor([2, 3, 1]);85    // Assert86    expect(s).toBe(instance);87    expect(buildSchedulerFor).toHaveBeenCalledWith(expect.any(Function), [2, 3, 1]);88  });...

scheduler.ts

Source:scheduler.ts

...91  const { act = (f: () => Promise<void>) => f() } = Array.isArray(customOrderingOrConstraints)92    ? constraintsOrUndefined || {}93    : customOrderingOrConstraints || {};94  if (Array.isArray(customOrderingOrConstraints)) {95    return buildSchedulerFor(act, customOrderingOrConstraints);96  }97  return function (_strs: TemplateStringsArray, ...ordering: number[]) {98    return buildSchedulerFor(act, ordering);99  };100}...

Using AI Code Generation

1const { buildSchedulerFor } = require('fast-check');2const scheduler = buildSchedulerFor();3const { buildSchedulerFor } = require('fast-check');4const scheduler = buildSchedulerFor();5const { buildSchedulerFor } = require('fast-check');6const scheduler = buildSchedulerFor();7const { buildSchedulerFor } = require('fast-check');8const scheduler = buildSchedulerFor();9const { buildSchedulerFor } = require('fast-check');10const scheduler = buildSchedulerFor();11const { buildSchedulerFor } = require('fast-check');12const scheduler = buildSchedulerFor();13const { buildSchedulerFor } = require('fast-check');14const scheduler = buildSchedulerFor();

Using AI Code Generation

1const { buildSchedulerFor } = require('fast-check');2const scheduler = buildSchedulerFor([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]);3scheduler.schedule(() => console.log('task1'));4scheduler.schedule(() => console.log('task2'));5scheduler.schedule(() => console.log('task3'));6scheduler.schedule(() => console.log('task4'));7scheduler.schedule(() => console.log('task5'));8scheduler.schedule(() => console.log('task6'));9scheduler.schedule(() => console.log('task7'));10scheduler.schedule(() => console.log('task8'));11scheduler.schedule(() => console.log('task9'));12scheduler.schedule(() => console.log('task10'));13scheduler.schedule(() => console.log('task11'));14scheduler.schedule(() => console.log('task12'));15scheduler.schedule(() => console.log('task13'));16scheduler.schedule(() => console.log('task14'));17scheduler.schedule(() => console.log('task15'));18scheduler.schedule(() => console.log('task16'));19scheduler.schedule(() => console.log('task17'));20scheduler.schedule(() => console.log('task18'));21scheduler.schedule(() => console.log('task19'));22scheduler.schedule(() => console.log('task20'));23scheduler.schedule(() => console.log('task21'));24scheduler.schedule(() => console.log('task22'));25scheduler.schedule(() => console.log('task23'));26scheduler.schedule(() => console.log('task24'));27scheduler.schedule(() => console.log('task25'));28scheduler.schedule(() => console.log('task26'));29scheduler.schedule(() => console.log('task27'));30scheduler.schedule(() => console.log('task28'));31scheduler.schedule(() => console.log('task29'));32scheduler.schedule(() => console.log('task30'));33scheduler.schedule(() => console.log('task31'));34scheduler.schedule(() => console.log('task32'));35scheduler.schedule(() => console.log('task33'));36scheduler.schedule(() => console.log('task34'));37scheduler.schedule(() => console.log('task35'));38scheduler.schedule(() => console.log('task36'));39scheduler.schedule(() => console.log('task37'));40scheduler.schedule(() => console.log('task38'));41scheduler.schedule(() => console.log('task39'));42scheduler.schedule(() => console.log('task40'));43scheduler.schedule(() => console.log('task41'));44scheduler.schedule(() => console.log('task42'));45scheduler.schedule(() => console.log('task43'));46scheduler.schedule(() => console.log('task

Using AI Code Generation

1const {buildSchedulerFor} = require('fast-check');2const {buildSchedulerFor} = require('fast-check-monorepo');3const scheduler = buildSchedulerFor([1, 2, 3, 4, 5, 6, 7, 8, 9]);4const {run} = scheduler;5run();6const {buildSchedulerFor} = require('fast-check');7const {buildSchedulerFor} = require('fast-check-monorepo');8const scheduler = buildSchedulerFor([1, 2, 3, 4, 5, 6, 7, 8, 9]);9const {run} = scheduler;10run();11const {buildSchedulerFor} = require('fast-check');12const {buildSchedulerFor} = require('fast-check-monorepo');13const scheduler = buildSchedulerFor([1, 2, 3, 4, 5, 6, 7, 8, 9]);14const {run} = scheduler;15run();16const {buildSchedulerFor} = require('fast-check');17const {buildSchedulerFor} = require('fast-check-monorepo');18const scheduler = buildSchedulerFor([1, 2, 3, 4, 5, 6, 7, 8, 9]);19const {run} = scheduler;20run();21const {buildSchedulerFor} = require('fast-check');22const {buildSchedulerFor}

Using AI Code Generation

1const { buildSchedulerFor } = require('fast-check');2const scheduler = buildSchedulerFor(2);3const fc = require('fast-check');4fc.configureGlobal({ scheduler });5fc.assert(fc.property(fc.integer(), (x) => x === x));6const { buildSchedulerFor } = require('fast-check');7const scheduler = buildSchedulerFor(2);8const fc = require('fast-check');9fc.configureGlobal({ scheduler });10fc.assert(fc.property(fc.integer(), (x) => x === x));11const { buildSchedulerFor } = require('fast-check');12const scheduler = buildSchedulerFor(2);13const fc = require('fast-check');14fc.configureGlobal({ scheduler });15fc.assert(fc.property(fc.integer(), (x) => x === x));16const { buildSchedulerFor } = require('fast-check');17const scheduler = buildSchedulerFor(2);18const fc = require('fast-check');19fc.configureGlobal({ scheduler });20fc.assert(fc.property(fc.integer(), (x) => x === x));21const { buildSchedulerFor } = require('fast-check');22const scheduler = buildSchedulerFor(2);23const fc = require('fast-check');24fc.configureGlobal({ scheduler });25fc.assert(fc.property(fc.integer(), (x) => x ===

Using AI Code Generation

1const { buildSchedulerFor } = require('fast-check');2const scheduler = buildSchedulerFor(Date.now());3scheduler.schedule(() => console.log('hello world'), 1000);4const { buildSchedulerFor } = require('fast-check');5const scheduler = buildSchedulerFor(Date.now());6scheduler.schedule(() => console.log('hello world'), 1000);7const { buildSchedulerFor } = require('fast-check');8const scheduler = buildSchedulerFor(Date.now());9scheduler.schedule(() => console.log('hello world'), 1000);10const { buildSchedulerFor } = require('fast-check');11const scheduler = buildSchedulerFor(Date.now());12scheduler.schedule(() => console.log('hello world'), 1000);13const { buildSchedulerFor } = require('fast-check');14const scheduler = buildSchedulerFor(Date.now());15scheduler.schedule(() => console.log('hello world'), 1000);16const { buildSchedulerFor } = require('fast-check');17const scheduler = buildSchedulerFor(Date.now());18scheduler.schedule(() => console.log('hello world'), 1000);19const { buildSchedulerFor } = require('fast-check');20const scheduler = buildSchedulerFor(Date.now());21scheduler.schedule(() => console.log('hello world'), 1000);22const { buildSchedulerFor } = require('fast-check');23const scheduler = buildSchedulerFor(Date.now());24scheduler.schedule(() => console.log('hello world'), 1000);25const { buildSchedulerFor } = require('fast-check');26const scheduler = buildSchedulerFor(Date.now());27scheduler.schedule(() => console.log('hello world'), 1000);28const { buildSchedulerFor } = require('fast-check

Using AI Code Generation

1const { buildSchedulerFor } = require('fast-check-monorepo');2const { scheduler } = buildSchedulerFor(1, 3, 3);3const { buildSchedulerFor } = require('fast-check-monorepo');4const { scheduler } = buildSchedulerFor(1, 3, 3);5const { buildSchedulerFor } = require('fast-check-monorepo');6const { scheduler } = buildSchedulerFor(1, 3, 3);7const { buildSchedulerFor } = require('fast-check-monorepo');8const { scheduler } = buildSchedulerFor(1, 3, 3);9const { buildSchedulerFor } = require('fast-check-monorepo');10const { scheduler } = buildSchedulerFor(1, 3, 3);11const { buildSchedulerFor } = require('fast-check-monorepo');12const { scheduler } = buildSchedulerFor(1, 3, 3);13const { buildSchedulerFor } = require('fast-check-monorepo');14const { scheduler } = buildSchedulerFor(1, 3, 3);15const { buildSchedulerFor } = require('fast-check-monorepo');16const { scheduler } = buildSchedulerFor(1, 3, 3);17const { buildSchedulerFor } = require('fast-check-monorepo');18const { scheduler } = buildSchedulerFor(1, 3, 3);19const { buildSchedulerFor } = require('fast-check-monorepo');20const { scheduler } = buildSchedulerFor(1, 3, 3);21const { buildSchedulerFor } = require('fast-check-monorepo');22const { scheduler } = buildSchedulerFor(1, 3

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