X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=tests%2Fpools%2Fthread%2Ffixed.test.js;h=8a0cfeadcbd4660b63e604d5214674d4328f8adb;hb=ecdfbdc006d5a377b06fa49845975b249a9b59f9;hp=8a2b90c2fdbf24b5786936b0aed8e295aa8c0709;hpb=6db75ad932064c1415ff6f03645929530209a5fe;p=poolifier.git diff --git a/tests/pools/thread/fixed.test.js b/tests/pools/thread/fixed.test.js index 8a2b90c2..8a0cfead 100644 --- a/tests/pools/thread/fixed.test.js +++ b/tests/pools/thread/fixed.test.js @@ -1,44 +1,56 @@ const { expect } = require('expect') -const { FixedThreadPool } = require('../../../lib/index') -const WorkerFunctions = require('../../test-types') +const { FixedThreadPool, PoolEvents } = require('../../../lib') +const { WorkerFunctions } = require('../../test-types') const TestUtils = require('../../test-utils') -const numberOfThreads = 10 -const pool = new FixedThreadPool( - numberOfThreads, - './tests/worker-files/thread/testWorker.js', - { - errorHandler: e => console.error(e) - } -) -const emptyPool = new FixedThreadPool( - 1, - './tests/worker-files/thread/emptyWorker.js', - { exitHandler: () => console.log('empty pool worker exited') } -) -const echoPool = new FixedThreadPool( - 1, - './tests/worker-files/thread/echoWorker.js' -) -const errorPool = new FixedThreadPool( - 1, - './tests/worker-files/thread/errorWorker.js', - { - errorHandler: e => console.error(e) - } -) -const asyncErrorPool = new FixedThreadPool( - 1, - './tests/worker-files/thread/asyncErrorWorker.js', - { - errorHandler: e => console.error(e) - } -) -const asyncPool = new FixedThreadPool( - 1, - './tests/worker-files/thread/asyncWorker.js' -) describe('Fixed thread pool test suite', () => { + const numberOfThreads = 6 + const pool = new FixedThreadPool( + numberOfThreads, + './tests/worker-files/thread/testWorker.js', + { + errorHandler: e => console.error(e) + } + ) + const queuePool = new FixedThreadPool( + numberOfThreads, + './tests/worker-files/thread/testWorker.js', + { + enableTasksQueue: true, + tasksQueueOptions: { + concurrency: 2 + }, + errorHandler: e => console.error(e) + } + ) + const emptyPool = new FixedThreadPool( + numberOfThreads, + './tests/worker-files/thread/emptyWorker.js', + { exitHandler: () => console.log('empty pool worker exited') } + ) + const echoPool = new FixedThreadPool( + numberOfThreads, + './tests/worker-files/thread/echoWorker.js' + ) + const errorPool = new FixedThreadPool( + numberOfThreads, + './tests/worker-files/thread/errorWorker.js', + { + errorHandler: e => console.error(e) + } + ) + const asyncErrorPool = new FixedThreadPool( + numberOfThreads, + './tests/worker-files/thread/asyncErrorWorker.js', + { + errorHandler: e => console.error(e) + } + ) + const asyncPool = new FixedThreadPool( + numberOfThreads, + './tests/worker-files/thread/asyncWorker.js' + ) + after('Destroy all pools', async () => { // We need to clean up the resources after our test await echoPool.destroy() @@ -46,44 +58,68 @@ describe('Fixed thread pool test suite', () => { await errorPool.destroy() await asyncErrorPool.destroy() await emptyPool.destroy() - }) - - it('Choose worker round robin test', async () => { - const results = new Set() - for (let i = 0; i < numberOfThreads; i++) { - results.add(pool.chooseWorker().threadId) - } - expect(results.size).toBe(numberOfThreads) + await queuePool.destroy() }) it('Verify that the function is executed in a worker thread', async () => { let result = await pool.execute({ function: WorkerFunctions.fibonacci }) - expect(result).toBe(false) + expect(result).toBe(75025) result = await pool.execute({ function: WorkerFunctions.factorial }) - expect(result).toBe(false) + expect(result).toBe(9.33262154439441e157) }) - it('Verify that is possible to invoke the execute method without input', async () => { + it('Verify that is possible to invoke the execute() method without input', async () => { const result = await pool.execute() expect(result).toBe(false) }) - it('Verify that busy event is emitted', async () => { - const promises = [] + it("Verify that 'busy' event is emitted", async () => { let poolBusy = 0 - pool.emitter.on('busy', () => poolBusy++) + pool.emitter.on(PoolEvents.busy, () => ++poolBusy) for (let i = 0; i < numberOfThreads * 2; i++) { - promises.push(pool.execute()) + pool.execute() } // The `busy` event is triggered when the number of submitted tasks at once reach the number of fixed pool workers. // So in total numberOfThreads + 1 times for a loop submitting up to numberOfThreads * 2 tasks to the fixed pool. expect(poolBusy).toBe(numberOfThreads + 1) }) + it('Verify that tasks queuing is working', async () => { + const promises = new Set() + const maxMultiplier = 2 + for (let i = 0; i < numberOfThreads * maxMultiplier; i++) { + promises.add(queuePool.execute()) + } + expect(promises.size).toBe(numberOfThreads * maxMultiplier) + for (const workerNode of queuePool.workerNodes) { + expect(workerNode.usage.tasks.executing).toBeLessThanOrEqual( + queuePool.opts.tasksQueueOptions.concurrency + ) + expect(workerNode.usage.tasks.executed).toBe(0) + expect(workerNode.usage.tasks.queued).toBeGreaterThan(0) + expect(workerNode.usage.tasks.maxQueued).toBeGreaterThan(0) + } + expect(queuePool.info.executingTasks).toBe(numberOfThreads) + expect(queuePool.info.queuedTasks).toBe( + numberOfThreads * maxMultiplier - numberOfThreads + ) + expect(queuePool.info.maxQueuedTasks).toBe( + numberOfThreads * maxMultiplier - numberOfThreads + ) + await Promise.all(promises) + for (const workerNode of queuePool.workerNodes) { + expect(workerNode.usage.tasks.executing).toBe(0) + expect(workerNode.usage.tasks.executed).toBeGreaterThan(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual(maxMultiplier) + expect(workerNode.usage.tasks.queued).toBe(0) + expect(workerNode.usage.tasks.maxQueued).toBe(1) + } + }) + it('Verify that is possible to have a worker that return undefined', async () => { const result = await emptyPool.execute() expect(result).toBeUndefined() @@ -92,11 +128,15 @@ describe('Fixed thread pool test suite', () => { it('Verify that data are sent to the worker correctly', async () => { const data = { f: 10 } const result = await echoPool.execute(data) - expect(result).toEqual(data) + expect(result).toStrictEqual(data) }) it('Verify that error handling is working properly:sync', async () => { const data = { f: 10 } + let taskError + errorPool.emitter.on(PoolEvents.taskError, e => { + taskError = e + }) let inError try { await errorPool.execute(data) @@ -108,10 +148,23 @@ describe('Fixed thread pool test suite', () => { expect(inError.message).toBeDefined() expect(typeof inError.message === 'string').toBe(true) expect(inError.message).toBe('Error Message from ThreadWorker') + expect(taskError).toStrictEqual({ + message: new Error('Error Message from ThreadWorker'), + data + }) + expect( + errorPool.workerNodes.some( + workerNode => workerNode.usage.tasks.failed === 1 + ) + ).toBe(true) }) it('Verify that error handling is working properly:async', async () => { const data = { f: 10 } + let taskError + asyncErrorPool.emitter.on(PoolEvents.taskError, e => { + taskError = e + }) let inError try { await asyncErrorPool.execute(data) @@ -123,27 +176,58 @@ describe('Fixed thread pool test suite', () => { expect(inError.message).toBeDefined() expect(typeof inError.message === 'string').toBe(true) expect(inError.message).toBe('Error Message from ThreadWorker:async') + expect(taskError).toStrictEqual({ + message: new Error('Error Message from ThreadWorker:async'), + data + }) + expect( + asyncErrorPool.workerNodes.some( + workerNode => workerNode.usage.tasks.failed === 1 + ) + ).toBe(true) }) it('Verify that async function is working properly', async () => { const data = { f: 10 } - const startTime = new Date().getTime() + const startTime = performance.now() const result = await asyncPool.execute(data) - const usedTime = new Date().getTime() - startTime - expect(result).toEqual(data) + const usedTime = performance.now() - startTime + expect(result).toStrictEqual(data) expect(usedTime).toBeGreaterThanOrEqual(2000) }) it('Shutdown test', async () => { - const exitPromise = TestUtils.waitExits(pool, numberOfThreads) + const exitPromise = TestUtils.waitWorkerEvents( + pool, + 'exit', + numberOfThreads + ) await pool.destroy() const numberOfExitEvents = await exitPromise expect(numberOfExitEvents).toBe(numberOfThreads) }) + it('Verify that thread pool options are checked', async () => { + const workerFilePath = './tests/worker-files/thread/testWorker.js' + let pool1 = new FixedThreadPool(numberOfThreads, workerFilePath) + expect(pool1.opts.workerOptions).toBeUndefined() + await pool1.destroy() + pool1 = new FixedThreadPool(numberOfThreads, workerFilePath, { + workerOptions: { + env: { TEST: 'test' }, + name: 'test' + } + }) + expect(pool1.opts.workerOptions).toStrictEqual({ + env: { TEST: 'test' }, + name: 'test' + }) + await pool1.destroy() + }) + it('Should work even without opts in input', async () => { const pool1 = new FixedThreadPool( - 1, + numberOfThreads, './tests/worker-files/thread/testWorker.js' ) const res = await pool1.execute() @@ -155,6 +239,6 @@ describe('Fixed thread pool test suite', () => { it('Verify that a pool with zero worker fails', async () => { expect( () => new FixedThreadPool(0, './tests/worker-files/thread/testWorker.js') - ).toThrowError(new Error('Cannot instantiate a fixed pool with no worker')) + ).toThrowError('Cannot instantiate a fixed pool with no worker') }) })