X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=tests%2Fpools%2Fabstract%2Fabstract-pool.test.js;h=e1c83b6fbfdf91caf6da8ffab5fd8532bd48da7b;hb=9e619829e79d59d19b11f19ddbb9efe51277da9d;hp=d4690b4fac4dcc5e9233b1a773ba4adb178f8b4b;hpb=a61a07243eee5cc54e7cf0d8e231202781f73f30;p=poolifier.git diff --git a/tests/pools/abstract/abstract-pool.test.js b/tests/pools/abstract/abstract-pool.test.js index d4690b4f..e1c83b6f 100644 --- a/tests/pools/abstract/abstract-pool.test.js +++ b/tests/pools/abstract/abstract-pool.test.js @@ -1,50 +1,26 @@ const { expect } = require('expect') const { FixedClusterPool, + DynamicThreadPool, FixedThreadPool, WorkerChoiceStrategies } = require('../../../lib/index') -const expectedError = new Error('Worker could not be found in tasks map') -const numberOfWorkers = 1 - -class StubPoolWithTasksMapClear extends FixedThreadPool { - removeAllWorker () { - this.tasks.clear() +describe('Abstract pool test suite', () => { + const numberOfWorkers = 1 + const workerNotFoundInTasksUsageMapError = new Error( + 'Worker could not be found in worker tasks usage map' + ) + class StubPoolWithWorkerTasksUsageMapClear extends FixedThreadPool { + removeAllWorker () { + this.workersTasksUsage.clear() + } } -} - -class StubPoolWithIsMainMethod extends FixedThreadPool { - isMain () { - return false + class StubPoolWithIsMainMethod extends FixedThreadPool { + isMain () { + return false + } } -} - -describe('Abstract pool test suite', () => { - it('Simulate worker not found during increaseWorkersTask', () => { - const pool = new StubPoolWithTasksMapClear( - numberOfWorkers, - './tests/worker-files/thread/testWorker.js' - ) - // Simulate worker not found. - pool.removeAllWorker() - expect(() => pool.increaseWorkersTask()).toThrowError(expectedError) - pool.destroy() - }) - - it('Simulate worker not found during decreaseWorkersTasks', () => { - const pool = new StubPoolWithTasksMapClear( - numberOfWorkers, - './tests/worker-files/thread/testWorker.js', - { - errorHandler: e => console.error(e) - } - ) - // Simulate worker not found. - pool.removeAllWorker() - expect(() => pool.decreaseWorkersTasks()).toThrowError(expectedError) - pool.destroy() - }) it('Simulate pool creation from a non main thread/process', () => { expect( @@ -99,7 +75,7 @@ describe('Abstract pool test suite', () => { ) }) - it('Verify that pool options are checked', () => { + it('Verify that pool options are checked', async () => { let pool = new FixedThreadPool( numberOfWorkers, './tests/worker-files/thread/testWorker.js' @@ -113,7 +89,7 @@ describe('Abstract pool test suite', () => { expect(pool.opts.errorHandler).toBeUndefined() expect(pool.opts.onlineHandler).toBeUndefined() expect(pool.opts.exitHandler).toBeUndefined() - pool.destroy() + await pool.destroy() const testHandler = () => console.log('test handler executed') pool = new FixedThreadPool( numberOfWorkers, @@ -136,10 +112,182 @@ describe('Abstract pool test suite', () => { expect(pool.opts.errorHandler).toStrictEqual(testHandler) expect(pool.opts.onlineHandler).toStrictEqual(testHandler) expect(pool.opts.exitHandler).toStrictEqual(testHandler) - pool.destroy() + await pool.destroy() + }) + + it('Simulate worker not found during increaseWorkerRunningTasks', async () => { + const pool = new StubPoolWithWorkerTasksUsageMapClear( + numberOfWorkers, + './tests/worker-files/cluster/testWorker.js' + ) + // Simulate worker not found. + pool.removeAllWorker() + expect(() => pool.increaseWorkerRunningTasks()).toThrowError( + workerNotFoundInTasksUsageMapError + ) + await pool.destroy() + }) + + it('Simulate worker not found during decreaseWorkerRunningTasks', async () => { + const pool = new StubPoolWithWorkerTasksUsageMapClear( + numberOfWorkers, + './tests/worker-files/cluster/testWorker.js', + { + errorHandler: e => console.error(e) + } + ) + // Simulate worker not found. + pool.removeAllWorker() + expect(() => pool.decreaseWorkerRunningTasks()).toThrowError( + workerNotFoundInTasksUsageMapError + ) + await pool.destroy() + }) + + it('Simulate worker not found during stepWorkerRunTasks', async () => { + const pool = new StubPoolWithWorkerTasksUsageMapClear( + numberOfWorkers, + './tests/worker-files/cluster/testWorker.js', + { + errorHandler: e => console.error(e) + } + ) + // Simulate worker not found. + pool.removeAllWorker() + expect(() => pool.stepWorkerRunTasks()).toThrowError( + workerNotFoundInTasksUsageMapError + ) + await pool.destroy() + }) + + it('Simulate worker not found during updateWorkerTasksRunTime with strategy not requiring it', async () => { + const pool = new StubPoolWithWorkerTasksUsageMapClear( + numberOfWorkers, + './tests/worker-files/cluster/testWorker.js', + { + errorHandler: e => console.error(e) + } + ) + // Simulate worker not found. + pool.removeAllWorker() + expect(() => pool.updateWorkerTasksRunTime()).not.toThrowError() + await pool.destroy() + }) + + it('Simulate worker not found during updateWorkerTasksRunTime with strategy requiring it', async () => { + const pool = new StubPoolWithWorkerTasksUsageMapClear( + numberOfWorkers, + './tests/worker-files/cluster/testWorker.js', + { + workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE, + errorHandler: e => console.error(e) + } + ) + // Simulate worker not found. + pool.removeAllWorker() + expect(() => pool.updateWorkerTasksRunTime()).toThrowError( + workerNotFoundInTasksUsageMapError + ) + await pool.destroy() + }) + + it('Verify that worker pool tasks usage are initialized', async () => { + const pool = new FixedClusterPool( + numberOfWorkers, + './tests/worker-files/cluster/testWorker.js' + ) + for (const tasksUsage of pool.workersTasksUsage.values()) { + expect(tasksUsage).toBeDefined() + expect(tasksUsage.run).toBe(0) + expect(tasksUsage.running).toBe(0) + expect(tasksUsage.runTime).toBe(0) + expect(tasksUsage.avgRunTime).toBe(0) + } + await pool.destroy() + }) + + it('Verify that worker pool tasks usage are computed', async () => { + const pool = new FixedClusterPool( + numberOfWorkers, + './tests/worker-files/cluster/testWorker.js' + ) + const promises = [] + for (let i = 0; i < numberOfWorkers * 2; i++) { + promises.push(pool.execute()) + } + for (const tasksUsage of pool.workersTasksUsage.values()) { + expect(tasksUsage).toBeDefined() + expect(tasksUsage.run).toBe(0) + expect(tasksUsage.running).toBe(numberOfWorkers * 2) + expect(tasksUsage.runTime).toBe(0) + expect(tasksUsage.avgRunTime).toBe(0) + } + await Promise.all(promises) + for (const tasksUsage of pool.workersTasksUsage.values()) { + expect(tasksUsage).toBeDefined() + expect(tasksUsage.run).toBe(numberOfWorkers * 2) + expect(tasksUsage.running).toBe(0) + expect(tasksUsage.runTime).toBeGreaterThanOrEqual(0) + expect(tasksUsage.avgRunTime).toBeGreaterThanOrEqual(0) + } + await pool.destroy() + }) + + it('Verify that worker pool tasks usage are reset at worker choice strategy change', async () => { + let pool = new FixedThreadPool( + numberOfWorkers, + './tests/worker-files/thread/testWorker.js' + ) + const promises = [] + for (let i = 0; i < numberOfWorkers * 2; i++) { + promises.push(pool.execute()) + } + await Promise.all(promises) + for (const tasksUsage of pool.workersTasksUsage.values()) { + expect(tasksUsage).toBeDefined() + expect(tasksUsage.run).toBe(numberOfWorkers * 2) + expect(tasksUsage.running).toBe(0) + expect(tasksUsage.runTime).toBeGreaterThanOrEqual(0) + expect(tasksUsage.avgRunTime).toBeGreaterThanOrEqual(0) + } + pool.setWorkerChoiceStrategy(WorkerChoiceStrategies.FAIR_SHARE) + for (const tasksUsage of pool.workersTasksUsage.values()) { + expect(tasksUsage).toBeDefined() + expect(tasksUsage.run).toBe(0) + expect(tasksUsage.running).toBe(0) + expect(tasksUsage.runTime).toBe(0) + expect(tasksUsage.avgRunTime).toBe(0) + } + await pool.destroy() + pool = new DynamicThreadPool( + numberOfWorkers, + numberOfWorkers, + './tests/worker-files/thread/testWorker.js' + ) + promises.length = 0 + for (let i = 0; i < numberOfWorkers * 2; i++) { + promises.push(pool.execute()) + } + await Promise.all(promises) + for (const tasksUsage of pool.workersTasksUsage.values()) { + expect(tasksUsage).toBeDefined() + expect(tasksUsage.run).toBe(numberOfWorkers * 2) + expect(tasksUsage.running).toBe(0) + expect(tasksUsage.runTime).toBeGreaterThanOrEqual(0) + expect(tasksUsage.avgRunTime).toBeGreaterThanOrEqual(0) + } + pool.setWorkerChoiceStrategy(WorkerChoiceStrategies.FAIR_SHARE) + for (const tasksUsage of pool.workersTasksUsage.values()) { + expect(tasksUsage).toBeDefined() + expect(tasksUsage.run).toBe(0) + expect(tasksUsage.running).toBe(0) + expect(tasksUsage.runTime).toBe(0) + expect(tasksUsage.avgRunTime).toBe(0) + } + await pool.destroy() }) - it("Verify that pool event emitter 'busy' event can register a callback", () => { + it("Verify that pool event emitter 'busy' event can register a callback", async () => { const pool = new FixedThreadPool( numberOfWorkers, './tests/worker-files/thread/testWorker.js' @@ -148,11 +296,12 @@ describe('Abstract pool test suite', () => { let poolBusy = 0 pool.emitter.on('busy', () => poolBusy++) for (let i = 0; i < numberOfWorkers * 2; i++) { - promises.push(pool.execute({ test: 'test' })) + promises.push(pool.execute()) } + await Promise.all(promises) // The `busy` event is triggered when the number of submitted tasks at once reach the number of fixed pool workers. // So in total numberOfWorkers + 1 times for a loop submitting up to numberOfWorkers * 2 tasks to the fixed pool. expect(poolBusy).toBe(numberOfWorkers + 1) - pool.destroy() + await pool.destroy() }) })