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How to use allKnownTerminateAllWorkersPerProperty method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

main.ts

Source:main.ts

1import { isMainThread, parentPort, workerData } from 'node:worker_threads';2import { assert as fcAssert, type IAsyncProperty, type IProperty, type Parameters } from 'fast-check';3import { runWorker } from './internals/WorkerRunner.js';4import { runMainThread } from './internals/MainThreadRunner.js';5import { NoopWorkerProperty } from './internals/NoopWorkerProperty.js';6import { type PropertyArbitraries, type PropertyPredicate, type WorkerProperty } from './internals/SharedTypes.js';7let lastWorkerId = 0;8const allKnownTerminateAllWorkersPerProperty = new Map<9  IAsyncProperty<unknown> | IProperty<unknown>,10  () => Promise<void>11>();12async function clearAllWorkersFor(property: IAsyncProperty<unknown> | IProperty<unknown>): Promise<void> {13  const terminateAllWorkers = allKnownTerminateAllWorkersPerProperty.get(property);14  if (terminateAllWorkers === undefined) {15    return;16  }17  await terminateAllWorkers();18}19/**20 * Run the property, throw in case of failure.21 *22 * Key differences from the assert function defined within fast-check itself:23 * - it is asynchronous24 * - it automatically kills all workers linked to the property on exit25 * - it does not execute itself in a worker mode26 *27 * It can be called directly from describe/it blocks of Mocha. No meaningful results are produced in case of success.28 *29 * @param property â Synchronous or asynchronous property to be checked30 * @param params â Optional parameters to customize the execution31 * @public32 */33export async function assert<Ts>(property: IAsyncProperty<Ts> | IProperty<Ts>, params?: Parameters<Ts>): Promise<void> {34  if (isMainThread) {35    // Main thread code36    try {37      await fcAssert(property, params);38    } finally {39      await clearAllWorkersFor(property);40    }41  } else {42    // Worker code43    return;44  }45}46/**47 * Create an async property backed by workers.48 * The predicate will ALWAYS run in another worker and not within the main thread which will only deal with the generation of the random values and orchestration.49 *50 * For the moment such property MUST explicitely be executed from the `assert` helper function of this package.51 * Otherwise workers will stay forever.52 *53 * @param url - URL towards the worker file: usually `pathToFileURL(__filename)` for commonjs and `new URL(import.meta.url)` for es modules54 * @param args - Arbitraries and predicate55 * @public56 */57export function workerProperty<Ts extends [unknown, ...unknown[]]>(58  url: URL,59  ...args: [...arbitraries: PropertyArbitraries<Ts>, predicate: PropertyPredicate<Ts>]60): WorkerProperty<Ts> {61  const currentWorkerId = ++lastWorkerId;62  if (isMainThread) {63    // Main thread code64    const arbitraries = args.slice(0, -1) as PropertyArbitraries<Ts>;65    const { property, terminateAllWorkers } = runMainThread<Ts>(url, currentWorkerId, arbitraries);66    allKnownTerminateAllWorkersPerProperty.set(property, terminateAllWorkers);67    return property;68  } else if (parentPort !== null && currentWorkerId === workerData.currentWorkerId) {69    // Worker code70    const predicate = args[args.length - 1] as PropertyPredicate<Ts>;71    runWorker(parentPort, predicate);72  }73  // Cannot throw for invalid worker at this point as we may not be the only worker for this run74  // so we just return a dummy no-op property75  return new NoopWorkerProperty<Ts>();...

Using AI Code Generation

1const fc = require("fast-check");2const { allKnownTerminateAllWorkersPerProperty } = require("fast-check-monorepo");3const test = () => {4  allKnownTerminateAllWorkersPerProperty(5    fc.property(fc.integer(), (x) => {6      return x >= 0;7    })8  );9};10test();11{12  "dependencies": {13  }14}15{16  "parserOptions": {17  },18  "env": {19  },20  "rules": {21  }22}23{24}25{26  "parserOptions": {27  },28  "env": {29  },30  "rules": {31  }32}33{34}35{36  "parserOptions": {37  },38  "env": {

Using AI Code Generation

1const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');2const { property } = require('fast-check');3const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');4const { property } = require('fast-check');5const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');6const { property } = require('fast-check');7const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');8const { property } = require('fast-check');9const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');10const { property } = require('fast-check');11const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');12const { property } = require('fast-check');13const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');14const { property } = require('fast-check');15const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');16const { property } = require('fast-check');17const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');18const { property } = require('fast-check');19const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');20const { property } = require('fast-check');21const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');22const { property } = require('fast-check');23const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');24const { property } = require('fast-check');25const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');26const { property } = require('fast-check');27const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');28const { property } = require('fast-check');29const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');30const { property } = require('fast-check');31const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');32const { property } = require('fast-check');33const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');34const { property } = require('fast-check');35const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');36const { property } = require('fast-check');37const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');38const { property } = require('fast-check');

Using AI Code Generation

1const fc = require('fast-check');2const { allKnownTerminateAllWorkersPerProperty } = require('fast-check-monorepo');3const arb = fc.oneof(fc.integer(), fc.string());4const property = fc.property(arb, (value) => {5  return typeof value === 'number' || typeof value === 'string';6});7const test = async () => {8  try {9    await allKnownTerminateAllWorkersPerProperty(property);10  } catch (e) {11    console.error(e);12  }13};14test();15{16  "scripts": {17  },18  "dependencies": {19  }20}

Using AI Code Generation

1const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');2const { property } = require('fast-check');3const arb = fc.integer();4const prop = property(arb, arb, (a, b) => a + b === b + a);5allKnownTerminateAllWorkersPerProperty(prop, { numRuns: 1000 })6  .then((result) => {7    console.log('result', result);8  })9  .catch((err) => {10    console.log('error', err);11  });

Using AI Code Generation

1const { allKnownTerminateAllWorkersPerProperty } = require('fast-check');2const { allKnownTerminateAllWorkers } = require('fast-check-monorepo');3const property = fc.property(fc.integer(), fc.integer(), (a, b) => {4  return a + b === b + a;5});6const property2 = fc.property(fc.integer(), fc.integer(), (a, b) => {7  return a + b === b + a;8});9fc.assert(property);10fc.assert(property2);11allKnownTerminateAllWorkersPerProperty(property);12allKnownTerminateAllWorkersPerProperty(property2);13allKnownTerminateAllWorkers();14{15  "dependencies": {16  },17  "devDependencies": {18  },19  "scripts": {20  },21}

Using AI Code Generation

1import { allKnownTerminateAllWorkersPerProperty } from 'fast-check-monorepo';2import { test } from 'ava';3test('test', t => {4  t.plan(1);5  allKnownTerminateAllWorkersPerProperty(6    (a, b) => {7      return a + b === b + a;8    },9    {10    },11    {12    }13  ).then(res => {14    t.is(res, true);15  });16});17allKnownTerminateAllWorkersPerProperty(18  (a, b) => {19    return a + b === b + a;20  },21  {22  },23  {24  }25).then(res => {26  t.is(res, true);27});28allKnownTerminateAllWorkersPerProperty(29  (a, b) => {30    return a + b === b + a;31  },32  {33  },34  {35  }36).then(res => {37  t.is(res, true);38});

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