X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=tests%2Fpools%2Fabstract%2Fabstract-pool.test.js;h=ec552e986003d859f38fe0557d6d8727c23d7ceb;hb=a1763c54c962c69b5e02a30c0909724986495fcd;hp=12237d93f7bba6c752852d7b49c72da8253a492c;hpb=932fc8be063cc15b543ad14c2ab6df0fa4224fba;p=poolifier.git diff --git a/tests/pools/abstract/abstract-pool.test.js b/tests/pools/abstract/abstract-pool.test.js index 12237d93..ec552e98 100644 --- a/tests/pools/abstract/abstract-pool.test.js +++ b/tests/pools/abstract/abstract-pool.test.js @@ -5,21 +5,17 @@ const { FixedClusterPool, FixedThreadPool, PoolEvents, - WorkerChoiceStrategies, PoolTypes, + WorkerChoiceStrategies, WorkerTypes } = require('../../../lib') const { CircularArray } = require('../../../lib/circular-array') const { Queue } = require('../../../lib/queue') +const { version } = require('../../../package.json') +const { waitPoolEvents } = require('../../test-utils') describe('Abstract pool test suite', () => { const numberOfWorkers = 2 - class StubPoolWithRemoveAllWorker extends FixedThreadPool { - removeAllWorker () { - this.workerNodes = [] - this.promiseResponseMap.clear() - } - } class StubPoolWithIsMain extends FixedThreadPool { isMain () { return false @@ -33,10 +29,12 @@ describe('Abstract pool test suite', () => { numberOfWorkers, './tests/worker-files/thread/testWorker.js', { - errorHandler: e => console.error(e) + errorHandler: (e) => console.error(e) } ) - ).toThrowError('Cannot start a pool from a worker!') + ).toThrowError( + 'Cannot start a pool from a worker with the same type as the pool' + ) }) it('Verify that filePath is checked', () => { @@ -49,6 +47,15 @@ describe('Abstract pool test suite', () => { expect(() => new FixedThreadPool(numberOfWorkers, '')).toThrowError( expectedError ) + expect(() => new FixedThreadPool(numberOfWorkers, 0)).toThrowError( + expectedError + ) + expect(() => new FixedThreadPool(numberOfWorkers, true)).toThrowError( + expectedError + ) + expect( + () => new FixedThreadPool(numberOfWorkers, './dummyWorker.ts') + ).toThrowError(new Error("Cannot find the worker file './dummyWorker.ts'")) }) it('Verify that numberOfWorkers is checked', () => { @@ -79,6 +86,73 @@ describe('Abstract pool test suite', () => { ) }) + it('Verify that dynamic pool sizing is checked', () => { + expect( + () => + new DynamicClusterPool( + 1, + undefined, + './tests/worker-files/cluster/testWorker.js' + ) + ).toThrowError( + new TypeError( + 'Cannot instantiate a dynamic pool without specifying the maximum pool size' + ) + ) + expect( + () => + new DynamicThreadPool( + 0.5, + 1, + './tests/worker-files/thread/testWorker.js' + ) + ).toThrowError( + new TypeError( + 'Cannot instantiate a pool with a non safe integer number of workers' + ) + ) + expect( + () => + new DynamicClusterPool( + 0, + 0.5, + './tests/worker-files/cluster/testWorker.js' + ) + ).toThrowError( + new TypeError( + 'Cannot instantiate a dynamic pool with a non safe integer maximum pool size' + ) + ) + expect( + () => + new DynamicThreadPool(2, 1, './tests/worker-files/thread/testWorker.js') + ).toThrowError( + new RangeError( + 'Cannot instantiate a dynamic pool with a maximum pool size inferior to the minimum pool size' + ) + ) + expect( + () => + new DynamicClusterPool( + 1, + 1, + './tests/worker-files/cluster/testWorker.js' + ) + ).toThrowError( + new RangeError( + 'Cannot instantiate a dynamic pool with a minimum pool size equal to the maximum pool size. Use a fixed pool instead' + ) + ) + expect( + () => + new DynamicThreadPool(0, 0, './tests/worker-files/thread/testWorker.js') + ).toThrowError( + new RangeError( + 'Cannot instantiate a dynamic pool with a maximum pool size equal to zero' + ) + ) + }) + it('Verify that pool options are checked', async () => { let pool = new FixedThreadPool( numberOfWorkers, @@ -93,15 +167,23 @@ describe('Abstract pool test suite', () => { WorkerChoiceStrategies.ROUND_ROBIN ) expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ + choiceRetries: 6, runTime: { median: false }, - waitTime: { median: false } + waitTime: { median: false }, + elu: { median: false } + }) + expect(pool.workerChoiceStrategyContext.opts).toStrictEqual({ + choiceRetries: 6, + runTime: { median: false }, + waitTime: { median: false }, + elu: { median: false } }) expect(pool.opts.messageHandler).toBeUndefined() expect(pool.opts.errorHandler).toBeUndefined() expect(pool.opts.onlineHandler).toBeUndefined() expect(pool.opts.exitHandler).toBeUndefined() await pool.destroy() - const testHandler = () => console.log('test handler executed') + const testHandler = () => console.info('test handler executed') pool = new FixedThreadPool( numberOfWorkers, './tests/worker-files/thread/testWorker.js', @@ -130,7 +212,17 @@ describe('Abstract pool test suite', () => { WorkerChoiceStrategies.LEAST_USED ) expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ + choiceRetries: 6, + runTime: { median: true }, + waitTime: { median: false }, + elu: { median: false }, + weights: { 0: 300, 1: 200 } + }) + expect(pool.workerChoiceStrategyContext.opts).toStrictEqual({ + choiceRetries: 6, runTime: { median: true }, + waitTime: { median: false }, + elu: { median: false }, weights: { 0: 300, 1: 200 } }) expect(pool.opts.messageHandler).toStrictEqual(testHandler) @@ -141,6 +233,40 @@ describe('Abstract pool test suite', () => { }) it('Verify that pool options are validated', async () => { + expect( + () => + new FixedThreadPool( + numberOfWorkers, + './tests/worker-files/thread/testWorker.js', + { + workerChoiceStrategy: 'invalidStrategy' + } + ) + ).toThrowError("Invalid worker choice strategy 'invalidStrategy'") + expect( + () => + new FixedThreadPool( + numberOfWorkers, + './tests/worker-files/thread/testWorker.js', + { + workerChoiceStrategyOptions: { weights: {} } + } + ) + ).toThrowError( + 'Invalid worker choice strategy options: must have a weight for each worker node' + ) + expect( + () => + new FixedThreadPool( + numberOfWorkers, + './tests/worker-files/thread/testWorker.js', + { + workerChoiceStrategyOptions: { measurement: 'invalidMeasurement' } + } + ) + ).toThrowError( + "Invalid worker choice strategy options: invalid measurement 'invalidMeasurement'" + ) expect( () => new FixedThreadPool( @@ -158,39 +284,49 @@ describe('Abstract pool test suite', () => { numberOfWorkers, './tests/worker-files/thread/testWorker.js', { - workerChoiceStrategy: 'invalidStrategy' + enableTasksQueue: true, + tasksQueueOptions: 'invalidTasksQueueOptions' } ) - ).toThrowError("Invalid worker choice strategy 'invalidStrategy'") + ).toThrowError('Invalid tasks queue options: must be a plain object') expect( () => new FixedThreadPool( numberOfWorkers, './tests/worker-files/thread/testWorker.js', { - workerChoiceStrategyOptions: { weights: {} } + enableTasksQueue: true, + tasksQueueOptions: { concurrency: 0.2 } } ) - ).toThrowError( - 'Invalid worker choice strategy options: must have a weight for each worker node' - ) + ).toThrowError('Invalid worker tasks concurrency: must be an integer') }) - it('Verify that worker choice strategy options can be set', async () => { + it('Verify that pool worker choice strategy options can be set', async () => { const pool = new FixedThreadPool( numberOfWorkers, './tests/worker-files/thread/testWorker.js', { workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE } ) expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ + choiceRetries: 6, runTime: { median: false }, - waitTime: { median: false } + waitTime: { median: false }, + elu: { median: false } + }) + expect(pool.workerChoiceStrategyContext.opts).toStrictEqual({ + choiceRetries: 6, + runTime: { median: false }, + waitTime: { median: false }, + elu: { median: false } }) for (const [, workerChoiceStrategy] of pool.workerChoiceStrategyContext .workerChoiceStrategies) { expect(workerChoiceStrategy.opts).toStrictEqual({ + choiceRetries: 6, runTime: { median: false }, - waitTime: { median: false } + waitTime: { median: false }, + elu: { median: false } }) } expect( @@ -206,16 +342,35 @@ describe('Abstract pool test suite', () => { average: false, median: false }, - elu: false + elu: { + aggregate: true, + average: true, + median: false + } + }) + pool.setWorkerChoiceStrategyOptions({ + runTime: { median: true }, + elu: { median: true } }) - pool.setWorkerChoiceStrategyOptions({ runTime: { median: true } }) expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ - runTime: { median: true } + choiceRetries: 6, + runTime: { median: true }, + waitTime: { median: false }, + elu: { median: true } + }) + expect(pool.workerChoiceStrategyContext.opts).toStrictEqual({ + choiceRetries: 6, + runTime: { median: true }, + waitTime: { median: false }, + elu: { median: true } }) for (const [, workerChoiceStrategy] of pool.workerChoiceStrategyContext .workerChoiceStrategies) { expect(workerChoiceStrategy.opts).toStrictEqual({ - runTime: { median: true } + choiceRetries: 6, + runTime: { median: true }, + waitTime: { median: false }, + elu: { median: true } }) } expect( @@ -231,16 +386,35 @@ describe('Abstract pool test suite', () => { average: false, median: false }, - elu: false + elu: { + aggregate: true, + average: false, + median: true + } + }) + pool.setWorkerChoiceStrategyOptions({ + runTime: { median: false }, + elu: { median: false } }) - pool.setWorkerChoiceStrategyOptions({ runTime: { median: false } }) expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ - runTime: { median: false } + choiceRetries: 6, + runTime: { median: false }, + waitTime: { median: false }, + elu: { median: false } + }) + expect(pool.workerChoiceStrategyContext.opts).toStrictEqual({ + choiceRetries: 6, + runTime: { median: false }, + waitTime: { median: false }, + elu: { median: false } }) for (const [, workerChoiceStrategy] of pool.workerChoiceStrategyContext .workerChoiceStrategies) { expect(workerChoiceStrategy.opts).toStrictEqual({ - runTime: { median: false } + choiceRetries: 6, + runTime: { median: false }, + waitTime: { median: false }, + elu: { median: false } }) } expect( @@ -256,12 +430,31 @@ describe('Abstract pool test suite', () => { average: false, median: false }, - elu: false + elu: { + aggregate: true, + average: true, + median: false + } }) + expect(() => + pool.setWorkerChoiceStrategyOptions('invalidWorkerChoiceStrategyOptions') + ).toThrowError( + 'Invalid worker choice strategy options: must be a plain object' + ) + expect(() => + pool.setWorkerChoiceStrategyOptions({ weights: {} }) + ).toThrowError( + 'Invalid worker choice strategy options: must have a weight for each worker node' + ) + expect(() => + pool.setWorkerChoiceStrategyOptions({ measurement: 'invalidMeasurement' }) + ).toThrowError( + "Invalid worker choice strategy options: invalid measurement 'invalidMeasurement'" + ) await pool.destroy() }) - it('Verify that tasks queue can be enabled/disabled', async () => { + it('Verify that pool tasks queue can be enabled/disabled', async () => { const pool = new FixedThreadPool( numberOfWorkers, './tests/worker-files/thread/testWorker.js' @@ -280,7 +473,7 @@ describe('Abstract pool test suite', () => { await pool.destroy() }) - it('Verify that tasks queue options can be set', async () => { + it('Verify that pool tasks queue options can be set', async () => { const pool = new FixedThreadPool( numberOfWorkers, './tests/worker-files/thread/testWorker.js', @@ -289,9 +482,15 @@ describe('Abstract pool test suite', () => { expect(pool.opts.tasksQueueOptions).toStrictEqual({ concurrency: 1 }) pool.setTasksQueueOptions({ concurrency: 2 }) expect(pool.opts.tasksQueueOptions).toStrictEqual({ concurrency: 2 }) + expect(() => + pool.setTasksQueueOptions('invalidTasksQueueOptions') + ).toThrowError('Invalid tasks queue options: must be a plain object') expect(() => pool.setTasksQueueOptions({ concurrency: 0 })).toThrowError( "Invalid worker tasks concurrency '0'" ) + expect(() => pool.setTasksQueueOptions({ concurrency: 0.2 })).toThrowError( + 'Invalid worker tasks concurrency: must be an integer' + ) await pool.destroy() }) @@ -301,8 +500,11 @@ describe('Abstract pool test suite', () => { './tests/worker-files/thread/testWorker.js' ) expect(pool.info).toStrictEqual({ + version, type: PoolTypes.fixed, worker: WorkerTypes.thread, + ready: true, + strategy: WorkerChoiceStrategies.ROUND_ROBIN, minSize: numberOfWorkers, maxSize: numberOfWorkers, workerNodes: numberOfWorkers, @@ -310,81 +512,67 @@ describe('Abstract pool test suite', () => { busyWorkerNodes: 0, executedTasks: 0, executingTasks: 0, - queuedTasks: 0, - maxQueuedTasks: 0, failedTasks: 0 }) await pool.destroy() pool = new DynamicClusterPool( + Math.floor(numberOfWorkers / 2), numberOfWorkers, - numberOfWorkers * 2, - './tests/worker-files/thread/testWorker.js' + './tests/worker-files/cluster/testWorker.js' ) expect(pool.info).toStrictEqual({ + version, type: PoolTypes.dynamic, worker: WorkerTypes.cluster, - minSize: numberOfWorkers, - maxSize: numberOfWorkers * 2, - workerNodes: numberOfWorkers, - idleWorkerNodes: numberOfWorkers, + ready: true, + strategy: WorkerChoiceStrategies.ROUND_ROBIN, + minSize: Math.floor(numberOfWorkers / 2), + maxSize: numberOfWorkers, + workerNodes: Math.floor(numberOfWorkers / 2), + idleWorkerNodes: Math.floor(numberOfWorkers / 2), busyWorkerNodes: 0, executedTasks: 0, executingTasks: 0, - queuedTasks: 0, - maxQueuedTasks: 0, failedTasks: 0 }) await pool.destroy() }) - it('Simulate worker not found', async () => { - const pool = new StubPoolWithRemoveAllWorker( - numberOfWorkers, - './tests/worker-files/cluster/testWorker.js', - { - errorHandler: e => console.error(e) - } - ) - expect(pool.workerNodes.length).toBe(numberOfWorkers) - // Simulate worker not found. - pool.removeAllWorker() - expect(pool.workerNodes.length).toBe(0) - await pool.destroy() - }) - - it('Verify that worker pool tasks usage are initialized', async () => { + it('Verify that pool worker tasks usage are initialized', async () => { const pool = new FixedClusterPool( numberOfWorkers, './tests/worker-files/cluster/testWorker.js' ) for (const workerNode of pool.workerNodes) { - expect(workerNode.workerUsage).toStrictEqual({ + expect(workerNode.usage).toStrictEqual({ tasks: { executed: 0, executing: 0, queued: 0, + maxQueued: 0, failed: 0 }, runTime: { - aggregate: 0, - average: 0, - median: 0, history: expect.any(CircularArray) }, waitTime: { - aggregate: 0, - average: 0, - median: 0, history: expect.any(CircularArray) }, - elu: undefined + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) } await pool.destroy() }) - it('Verify that worker pool tasks queue are initialized', async () => { - const pool = new FixedClusterPool( + it('Verify that pool worker tasks queue are initialized', async () => { + let pool = new FixedClusterPool( numberOfWorkers, './tests/worker-files/cluster/testWorker.js' ) @@ -392,11 +580,52 @@ describe('Abstract pool test suite', () => { expect(workerNode.tasksQueue).toBeDefined() expect(workerNode.tasksQueue).toBeInstanceOf(Queue) expect(workerNode.tasksQueue.size).toBe(0) + expect(workerNode.tasksQueue.maxSize).toBe(0) } await pool.destroy() + pool = new DynamicThreadPool( + Math.floor(numberOfWorkers / 2), + numberOfWorkers, + './tests/worker-files/thread/testWorker.js' + ) + for (const workerNode of pool.workerNodes) { + expect(workerNode.tasksQueue).toBeDefined() + expect(workerNode.tasksQueue).toBeInstanceOf(Queue) + expect(workerNode.tasksQueue.size).toBe(0) + expect(workerNode.tasksQueue.maxSize).toBe(0) + } }) - it('Verify that worker pool tasks usage are computed', async () => { + it('Verify that pool worker info are initialized', async () => { + let pool = new FixedClusterPool( + numberOfWorkers, + './tests/worker-files/cluster/testWorker.js' + ) + for (const workerNode of pool.workerNodes) { + expect(workerNode.info).toStrictEqual({ + id: expect.any(Number), + type: WorkerTypes.cluster, + dynamic: false, + ready: true + }) + } + await pool.destroy() + pool = new DynamicThreadPool( + Math.floor(numberOfWorkers / 2), + numberOfWorkers, + './tests/worker-files/thread/testWorker.js' + ) + for (const workerNode of pool.workerNodes) { + expect(workerNode.info).toStrictEqual({ + id: expect.any(Number), + type: WorkerTypes.thread, + dynamic: false, + ready: true + }) + } + }) + + it('Verify that pool worker tasks usage are computed', async () => { const pool = new FixedClusterPool( numberOfWorkers, './tests/worker-files/cluster/testWorker.js' @@ -407,58 +636,62 @@ describe('Abstract pool test suite', () => { promises.add(pool.execute()) } for (const workerNode of pool.workerNodes) { - expect(workerNode.workerUsage).toStrictEqual({ + expect(workerNode.usage).toStrictEqual({ tasks: { executed: 0, executing: maxMultiplier, queued: 0, + maxQueued: 0, failed: 0 }, runTime: { - aggregate: 0, - average: 0, - median: 0, history: expect.any(CircularArray) }, waitTime: { - aggregate: 0, - average: 0, - median: 0, history: expect.any(CircularArray) }, - elu: undefined + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.workerUsage).toStrictEqual({ + expect(workerNode.usage).toStrictEqual({ tasks: { executed: maxMultiplier, executing: 0, queued: 0, + maxQueued: 0, failed: 0 }, runTime: { - aggregate: 0, - average: 0, - median: 0, history: expect.any(CircularArray) }, waitTime: { - aggregate: 0, - average: 0, - median: 0, history: expect.any(CircularArray) }, - elu: undefined + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) } await pool.destroy() }) - it('Verify that worker pool tasks usage are reset at worker choice strategy change', async () => { + it('Verify that pool worker tasks usage are reset at worker choice strategy change', async () => { const pool = new DynamicThreadPool( - numberOfWorkers, + Math.floor(numberOfWorkers / 2), numberOfWorkers, './tests/worker-files/thread/testWorker.js' ) @@ -469,84 +702,89 @@ describe('Abstract pool test suite', () => { } await Promise.all(promises) for (const workerNode of pool.workerNodes) { - expect(workerNode.workerUsage).toStrictEqual({ + expect(workerNode.usage).toStrictEqual({ tasks: { executed: expect.any(Number), executing: 0, queued: 0, + maxQueued: 0, failed: 0 }, runTime: { - aggregate: 0, - average: 0, - median: 0, history: expect.any(CircularArray) }, waitTime: { - aggregate: 0, - average: 0, - median: 0, history: expect.any(CircularArray) }, - elu: undefined + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) - expect(workerNode.workerUsage.tasks.executed).toBeGreaterThan(0) - expect(workerNode.workerUsage.tasks.executed).toBeLessThanOrEqual( - maxMultiplier - ) + expect(workerNode.usage.tasks.executed).toBeGreaterThan(0) + expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual(maxMultiplier) + expect(workerNode.usage.runTime.history.length).toBe(0) + expect(workerNode.usage.waitTime.history.length).toBe(0) + expect(workerNode.usage.elu.idle.history.length).toBe(0) + expect(workerNode.usage.elu.active.history.length).toBe(0) } pool.setWorkerChoiceStrategy(WorkerChoiceStrategies.FAIR_SHARE) for (const workerNode of pool.workerNodes) { - expect(workerNode.workerUsage).toStrictEqual({ + expect(workerNode.usage).toStrictEqual({ tasks: { executed: 0, executing: 0, queued: 0, + maxQueued: 0, failed: 0 }, runTime: { - aggregate: 0, - average: 0, - median: 0, history: expect.any(CircularArray) }, waitTime: { - aggregate: 0, - average: 0, - median: 0, history: expect.any(CircularArray) }, - elu: undefined + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } }) - expect(workerNode.workerUsage.runTime.history.length).toBe(0) - expect(workerNode.workerUsage.waitTime.history.length).toBe(0) + expect(workerNode.usage.runTime.history.length).toBe(0) + expect(workerNode.usage.waitTime.history.length).toBe(0) + expect(workerNode.usage.elu.idle.history.length).toBe(0) + expect(workerNode.usage.elu.active.history.length).toBe(0) } await pool.destroy() }) - it("Verify that pool event emitter 'full' event can register a callback", async () => { - const pool = new DynamicThreadPool( - numberOfWorkers, + it("Verify that pool event emitter 'ready' event can register a callback", async () => { + const pool = new DynamicClusterPool( + Math.floor(numberOfWorkers / 2), numberOfWorkers, - './tests/worker-files/thread/testWorker.js' + './tests/worker-files/cluster/testWorker.js' ) - const promises = new Set() - let poolFull = 0 let poolInfo - pool.emitter.on(PoolEvents.full, info => { - ++poolFull + let poolReady = 0 + pool.emitter.on(PoolEvents.ready, (info) => { + ++poolReady poolInfo = info }) - for (let i = 0; i < numberOfWorkers * 2; i++) { - promises.add(pool.execute()) - } - await Promise.all(promises) - // The `full` event is triggered when the number of submitted tasks at once reach the max number of workers in the dynamic pool. - // So in total numberOfWorkers * 2 times for a loop submitting up to numberOfWorkers * 2 tasks to the dynamic pool with min = max = numberOfWorkers. - expect(poolFull).toBe(numberOfWorkers * 2) + await waitPoolEvents(pool, PoolEvents.ready, 1) + expect(poolReady).toBe(1) expect(poolInfo).toStrictEqual({ + version, type: PoolTypes.dynamic, - worker: WorkerTypes.thread, + worker: WorkerTypes.cluster, + ready: true, + strategy: WorkerChoiceStrategies.ROUND_ROBIN, minSize: expect.any(Number), maxSize: expect.any(Number), workerNodes: expect.any(Number), @@ -554,8 +792,6 @@ describe('Abstract pool test suite', () => { busyWorkerNodes: expect.any(Number), executedTasks: expect.any(Number), executingTasks: expect.any(Number), - queuedTasks: expect.any(Number), - maxQueuedTasks: expect.any(Number), failedTasks: expect.any(Number) }) await pool.destroy() @@ -569,7 +805,7 @@ describe('Abstract pool test suite', () => { const promises = new Set() let poolBusy = 0 let poolInfo - pool.emitter.on(PoolEvents.busy, info => { + pool.emitter.on(PoolEvents.busy, (info) => { ++poolBusy poolInfo = info }) @@ -581,8 +817,11 @@ describe('Abstract pool test suite', () => { // So in total numberOfWorkers + 1 times for a loop submitting up to numberOfWorkers * 2 tasks to the fixed pool. expect(poolBusy).toBe(numberOfWorkers + 1) expect(poolInfo).toStrictEqual({ + version, type: PoolTypes.fixed, worker: WorkerTypes.thread, + ready: expect.any(Boolean), + strategy: WorkerChoiceStrategies.ROUND_ROBIN, minSize: expect.any(Number), maxSize: expect.any(Number), workerNodes: expect.any(Number), @@ -590,27 +829,127 @@ describe('Abstract pool test suite', () => { busyWorkerNodes: expect.any(Number), executedTasks: expect.any(Number), executingTasks: expect.any(Number), - queuedTasks: expect.any(Number), - maxQueuedTasks: expect.any(Number), failedTasks: expect.any(Number) }) await pool.destroy() }) - it('Verify that multiple tasks worker is working', async () => { + it("Verify that pool event emitter 'full' event can register a callback", async () => { + const pool = new DynamicThreadPool( + Math.floor(numberOfWorkers / 2), + numberOfWorkers, + './tests/worker-files/thread/testWorker.js' + ) + const promises = new Set() + let poolFull = 0 + let poolInfo + pool.emitter.on(PoolEvents.full, (info) => { + ++poolFull + poolInfo = info + }) + for (let i = 0; i < numberOfWorkers * 2; i++) { + promises.add(pool.execute()) + } + await Promise.all(promises) + // The `full` event is triggered when the number of submitted tasks at once reach the maximum number of workers in the dynamic pool. + // So in total numberOfWorkers * 2 - 1 times for a loop submitting up to numberOfWorkers * 2 tasks to the dynamic pool with min = (max = numberOfWorkers) / 2. + expect(poolFull).toBe(numberOfWorkers * 2 - 1) + expect(poolInfo).toStrictEqual({ + version, + type: PoolTypes.dynamic, + worker: WorkerTypes.thread, + ready: expect.any(Boolean), + strategy: WorkerChoiceStrategies.ROUND_ROBIN, + minSize: expect.any(Number), + maxSize: expect.any(Number), + workerNodes: expect.any(Number), + idleWorkerNodes: expect.any(Number), + busyWorkerNodes: expect.any(Number), + executedTasks: expect.any(Number), + executingTasks: expect.any(Number), + failedTasks: expect.any(Number) + }) + await pool.destroy() + }) + + it('Verify that listTaskFunctions() is working', async () => { + const dynamicThreadPool = new DynamicThreadPool( + Math.floor(numberOfWorkers / 2), + numberOfWorkers, + './tests/worker-files/thread/testMultipleTaskFunctionsWorker.js' + ) + await waitPoolEvents(dynamicThreadPool, PoolEvents.ready, 1) + expect(dynamicThreadPool.listTaskFunctions()).toStrictEqual([ + 'default', + 'jsonIntegerSerialization', + 'factorial', + 'fibonacci' + ]) + const fixedClusterPool = new FixedClusterPool( + numberOfWorkers, + './tests/worker-files/cluster/testMultipleTaskFunctionsWorker.js' + ) + await waitPoolEvents(fixedClusterPool, PoolEvents.ready, 1) + expect(fixedClusterPool.listTaskFunctions()).toStrictEqual([ + 'default', + 'jsonIntegerSerialization', + 'factorial', + 'fibonacci' + ]) + }) + + it('Verify that multiple task functions worker is working', async () => { const pool = new DynamicClusterPool( + Math.floor(numberOfWorkers / 2), numberOfWorkers, - numberOfWorkers * 2, - './tests/worker-files/cluster/testMultiTasksWorker.js' + './tests/worker-files/cluster/testMultipleTaskFunctionsWorker.js' ) const data = { n: 10 } const result0 = await pool.execute(data) - expect(result0).toBe(false) + expect(result0).toStrictEqual({ ok: 1 }) const result1 = await pool.execute(data, 'jsonIntegerSerialization') - expect(result1).toBe(false) + expect(result1).toStrictEqual({ ok: 1 }) const result2 = await pool.execute(data, 'factorial') expect(result2).toBe(3628800) const result3 = await pool.execute(data, 'fibonacci') - expect(result3).toBe(89) + expect(result3).toBe(55) + expect(pool.info.executingTasks).toBe(0) + expect(pool.info.executedTasks).toBe(4) + for (const workerNode of pool.workerNodes) { + expect(workerNode.info.taskFunctions).toStrictEqual([ + 'default', + 'jsonIntegerSerialization', + 'factorial', + 'fibonacci' + ]) + expect(workerNode.taskFunctionsUsage.size).toBe(3) + for (const name of pool.listTaskFunctions()) { + expect(workerNode.getTaskFunctionWorkerUsage(name)).toStrictEqual({ + tasks: { + executed: expect.any(Number), + executing: expect.any(Number), + failed: 0, + queued: 0 + }, + runTime: { + history: expect.any(CircularArray) + }, + waitTime: { + history: expect.any(CircularArray) + }, + elu: { + idle: { + history: expect.any(CircularArray) + }, + active: { + history: expect.any(CircularArray) + } + } + }) + expect( + workerNode.getTaskFunctionWorkerUsage(name).tasks.executing + ).toBeGreaterThanOrEqual(0) + } + } }) })