+ it('Verify that tasks queuing is working', async () => {
+ const promises = new Set()
+ const maxMultiplier = 2
+ for (let i = 0; i < numberOfWorkers * maxMultiplier; i++) {
+ promises.add(queuePool.execute())
+ }
+ expect(promises.size).toBe(numberOfWorkers * maxMultiplier)
+ for (const workerNode of queuePool.workerNodes) {
+ expect(workerNode.workerUsage.tasks.executing).toBeLessThanOrEqual(
+ queuePool.opts.tasksQueueOptions.concurrency
+ )
+ expect(workerNode.workerUsage.tasks.executed).toBe(0)
+ expect(workerNode.workerUsage.tasks.queued).toBeGreaterThan(0)
+ }
+ expect(queuePool.info.executingTasks).toBe(numberOfWorkers)
+ expect(queuePool.info.queuedTasks).toBe(
+ numberOfWorkers * maxMultiplier - numberOfWorkers
+ )
+ expect(queuePool.info.maxQueuedTasks).toBe(
+ numberOfWorkers * maxMultiplier - numberOfWorkers
+ )
+ await Promise.all(promises)
+ for (const workerNode of queuePool.workerNodes) {
+ expect(workerNode.workerUsage.tasks.executing).toBe(0)
+ expect(workerNode.workerUsage.tasks.executed).toBeGreaterThan(0)
+ expect(workerNode.workerUsage.tasks.executed).toBeLessThanOrEqual(
+ maxMultiplier
+ )
+ expect(workerNode.workerUsage.tasks.queued).toBe(0)
+ }
+ })
+