const { expect } = require('expect')
const { DynamicThreadPool } = require('../../../lib/index')
-const WorkerFunctions = require('../../test-types')
+const { WorkerFunctions } = require('../../test-types')
const TestUtils = require('../../test-utils')
-const min = 1
-const max = 3
-const pool = new DynamicThreadPool(
- min,
- max,
- './tests/worker-files/thread/testWorker.js',
- {
- errorHandler: e => console.error(e)
- }
-)
describe('Dynamic thread pool test suite', () => {
+ const min = 1
+ const max = 3
+ const pool = new DynamicThreadPool(
+ min,
+ max,
+ './tests/worker-files/thread/testWorker.js',
+ {
+ errorHandler: e => console.error(e)
+ }
+ )
+
it('Verify that the function is executed in a worker thread', async () => {
let result = await pool.execute({
function: WorkerFunctions.fibonacci
})
it('Verify that new workers are created when required, max size is not exceeded and that after a while new workers will die', async () => {
- const promises = []
let poolBusy = 0
- pool.emitter.on('busy', () => poolBusy++)
+ pool.emitter.on('busy', () => ++poolBusy)
for (let i = 0; i < max * 2; i++) {
- promises.push(pool.execute())
+ pool.execute()
}
expect(pool.workers.length).toBeLessThanOrEqual(max)
expect(pool.workers.length).toBeGreaterThan(min)
it('Should work even without opts in input', async () => {
const pool1 = new DynamicThreadPool(
- 1,
- 1,
+ min,
+ max,
'./tests/worker-files/thread/testWorker.js'
)
const res = await pool1.execute()
}
expect(longRunningPool.workers.length).toBe(max)
await TestUtils.sleep(1500)
- // Here we expect the workers to be at the max size since that the task is still running
+ // Here we expect the workers to be at the max size since the task is still running
expect(longRunningPool.workers.length).toBe(max)
// We need to clean up the resources after our test
await longRunningPool.destroy()