it('Verify that new workers are created when required, max size is not exceeded and that after a while new workers will die', async () => {
let poolBusy = 0
- pool.emitter.on('busy', () => poolBusy++)
+ pool.emitter.on('busy', () => ++poolBusy)
for (let i = 0; i < max * 2; i++) {
pool.execute()
}