X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=tests%2Fpools%2Fthread%2Ffixed.test.js;h=48dd10b6800d788de30f3040ec9646e88db15019;hb=d46660cd0cccf38566337876c3fad0c3795aeb94;hp=09a58e2df5cafd27569842ae945373ea1a5b017f;hpb=292ad316a2815762f2e4a822383f1aef5ae49774;p=poolifier.git diff --git a/tests/pools/thread/fixed.test.js b/tests/pools/thread/fixed.test.js index 09a58e2d..48dd10b6 100644 --- a/tests/pools/thread/fixed.test.js +++ b/tests/pools/thread/fixed.test.js @@ -1,43 +1,56 @@ -const expect = require('expect') -const { FixedThreadPool } = require('../../../lib/index') +const { expect } = require('expect') +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() @@ -45,52 +58,83 @@ 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 () => { - const result = await pool.execute({ test: 'test' }) - expect(result).toBeDefined() - expect(result).toBeFalsy() + let result = await pool.execute({ + function: WorkerFunctions.fibonacci + }) + expect(result).toBe(121393) + result = await pool.execute({ + function: WorkerFunctions.factorial + }) + 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).toBeDefined() - expect(result).toBeFalsy() + 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({ test: 'test' })) + 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.tasksUsage.running).toBeLessThanOrEqual( + queuePool.opts.tasksQueueOptions.concurrency + ) + expect(workerNode.tasksUsage.ran).toBe(0) + expect(workerNode.tasksQueue.size).toBeGreaterThan(0) + } + expect(queuePool.info.runningTasks).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.tasksUsage.running).toBe(0) + expect(workerNode.tasksUsage.ran).toBeGreaterThan(0) + expect(workerNode.tasksUsage.ran).toBeLessThanOrEqual(maxMultiplier) + expect(workerNode.tasksQueue.size).toBe(0) } - expect(poolBusy).toEqual(numberOfThreads) }) it('Verify that is possible to have a worker that return undefined', async () => { const result = await emptyPool.execute() - expect(result).toBeFalsy() + expect(result).toBeUndefined() }) it('Verify that data are sent to the worker correctly', async () => { const data = { f: 10 } const result = await echoPool.execute(data) - expect(result).toBeTruthy() - expect(result.f).toBe(data.f) + 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) @@ -100,11 +144,25 @@ describe('Fixed thread pool test suite', () => { expect(inError).toBeDefined() expect(inError).toBeInstanceOf(Error) expect(inError.message).toBeDefined() - expect(typeof inError.message === 'string').toEqual(true) + expect(typeof inError.message === 'string').toBe(true) + expect(inError.message).toBe('Error Message from ThreadWorker') + expect(taskError).toStrictEqual({ + error: new Error('Error Message from ThreadWorker'), + errorData: data + }) + expect( + errorPool.workerNodes.some( + workerNode => workerNode.tasksUsage.error === 1 + ) + ).toBe(true) }) it('Verify that error handling is working properly:async', async () => { const data = { f: 10 } + // let taskError + // errorPool.emitter.on(PoolEvents.taskError, e => { + // taskError = e + // }) let inError try { await asyncErrorPool.execute(data) @@ -114,33 +172,42 @@ describe('Fixed thread pool test suite', () => { expect(inError).toBeDefined() expect(inError).toBeInstanceOf(Error) expect(inError.message).toBeDefined() - expect(typeof inError.message === 'string').toEqual(true) + expect(typeof inError.message === 'string').toBe(true) + expect(inError.message).toBe('Error Message from ThreadWorker:async') + // expect(taskError).toStrictEqual({ + // error: new Error('Error Message from ThreadWorker:async'), + // errorData: data + // }) + expect( + asyncErrorPool.workerNodes.some( + workerNode => workerNode.tasksUsage.error === 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).toBeTruthy() - expect(result.f).toBe(data.f) + const usedTime = performance.now() - startTime + expect(result).toStrictEqual(data) expect(usedTime).toBeGreaterThanOrEqual(2000) }) it('Shutdown test', async () => { const exitPromise = TestUtils.waitExits(pool, numberOfThreads) await pool.destroy() - const res = await exitPromise - expect(res).toBe(numberOfThreads) + const numberOfExitEvents = await exitPromise + expect(numberOfExitEvents).toBe(numberOfThreads) }) 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({ test: 'test' }) - expect(res).toBeFalsy() + const res = await pool1.execute() + expect(res).toBe(false) // We need to clean up the resources after our test await pool1.destroy() }) @@ -148,6 +215,6 @@ 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') }) })