const { expect } = require('expect')
const {
FixedClusterPool,
+ DynamicThreadPool,
FixedThreadPool,
WorkerChoiceStrategies
} = require('../../../lib/index')
describe('Abstract pool test suite', () => {
const numberOfWorkers = 1
const workerNotFoundInTasksUsageMapError = new Error(
- 'Worker could not be found in worker tasks usage map'
+ 'Worker could not be found in workers tasks usage map'
)
- class StubPoolWithWorkerTasksUsageMapClear extends FixedThreadPool {
+ class StubPoolWithRemoveAllWorker extends FixedThreadPool {
removeAllWorker () {
+ this.workers = []
this.workersTasksUsage.clear()
+ this.promiseMap.clear()
}
}
- class StubPoolWithIsMainMethod extends FixedThreadPool {
+ class StubPoolWithIsMain extends FixedThreadPool {
isMain () {
return false
}
it('Simulate pool creation from a non main thread/process', () => {
expect(
() =>
- new StubPoolWithIsMainMethod(
+ new StubPoolWithIsMain(
numberOfWorkers,
'./tests/worker-files/thread/testWorker.js',
{
() =>
new FixedClusterPool(-1, './tests/worker-files/cluster/testWorker.js')
).toThrowError(
- new Error('Cannot instantiate a pool with a negative number of workers')
+ new RangeError(
+ 'Cannot instantiate a pool with a negative number of workers'
+ )
)
})
() =>
new FixedThreadPool(0.25, './tests/worker-files/thread/testWorker.js')
).toThrowError(
- new Error(
+ new TypeError(
'Cannot instantiate a pool with a non integer number of workers'
)
)
})
- 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'
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,
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', () => {
- const pool = new StubPoolWithWorkerTasksUsageMapClear(
+ it('Simulate worker not found during increaseWorkerRunningTasks', async () => {
+ const pool = new StubPoolWithRemoveAllWorker(
numberOfWorkers,
'./tests/worker-files/cluster/testWorker.js'
)
expect(() => pool.increaseWorkerRunningTasks()).toThrowError(
workerNotFoundInTasksUsageMapError
)
- pool.destroy()
+ await pool.destroy()
})
- it('Simulate worker not found during decreaseWorkerRunningTasks', () => {
- const pool = new StubPoolWithWorkerTasksUsageMapClear(
+ it('Simulate worker not found during decreaseWorkerRunningTasks', async () => {
+ const pool = new StubPoolWithRemoveAllWorker(
numberOfWorkers,
'./tests/worker-files/cluster/testWorker.js',
{
expect(() => pool.decreaseWorkerRunningTasks()).toThrowError(
workerNotFoundInTasksUsageMapError
)
- pool.destroy()
+ await pool.destroy()
})
- it('Simulate worker not found during stepWorkerRunTasks', () => {
- const pool = new StubPoolWithWorkerTasksUsageMapClear(
+ it('Simulate worker not found during stepWorkerRunTasks', async () => {
+ const pool = new StubPoolWithRemoveAllWorker(
numberOfWorkers,
'./tests/worker-files/cluster/testWorker.js',
{
expect(() => pool.stepWorkerRunTasks()).toThrowError(
workerNotFoundInTasksUsageMapError
)
- pool.destroy()
+ await pool.destroy()
})
- it('Simulate worker not found during updateWorkerTasksRunTime with strategy not requiring it', () => {
- const pool = new StubPoolWithWorkerTasksUsageMapClear(
+ it('Simulate worker not found during updateWorkerTasksRunTime with strategy not requiring it', async () => {
+ const pool = new StubPoolWithRemoveAllWorker(
numberOfWorkers,
'./tests/worker-files/cluster/testWorker.js',
{
// Simulate worker not found.
pool.removeAllWorker()
expect(() => pool.updateWorkerTasksRunTime()).not.toThrowError()
- pool.destroy()
+ await pool.destroy()
})
- it('Simulate worker not found during updateWorkerTasksRunTime with strategy requiring it', () => {
- const pool = new StubPoolWithWorkerTasksUsageMapClear(
+ it('Simulate worker not found during updateWorkerTasksRunTime with strategy requiring it', async () => {
+ const pool = new StubPoolWithRemoveAllWorker(
numberOfWorkers,
'./tests/worker-files/cluster/testWorker.js',
{
expect(() => pool.updateWorkerTasksRunTime()).toThrowError(
workerNotFoundInTasksUsageMapError
)
- pool.destroy()
+ await pool.destroy()
})
- it('Verify that worker pool tasks usage are initialized', () => {
+ it('Verify that worker pool tasks usage are initialized', async () => {
const pool = new FixedClusterPool(
numberOfWorkers,
'./tests/worker-files/cluster/testWorker.js'
expect(tasksUsage.runTime).toBe(0)
expect(tasksUsage.avgRunTime).toBe(0)
}
- pool.destroy()
+ await pool.destroy()
})
it('Verify that worker pool tasks usage are computed', async () => {
expect(tasksUsage.runTime).toBeGreaterThanOrEqual(0)
expect(tasksUsage.avgRunTime).toBeGreaterThanOrEqual(0)
}
- pool.destroy()
+ await pool.destroy()
})
it('Verify that worker pool tasks usage are reset at worker choice strategy change', async () => {
- const pool = new FixedThreadPool(
+ const pool = new DynamicThreadPool(
+ numberOfWorkers,
numberOfWorkers,
'./tests/worker-files/thread/testWorker.js'
)
expect(tasksUsage.runTime).toBe(0)
expect(tasksUsage.avgRunTime).toBe(0)
}
- pool.destroy()
+ await pool.destroy()
})
it("Verify that pool event emitter 'busy' event can register a callback", async () => {
// 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()
})
})