-import { Worker } from 'node:worker_threads'
-import cluster from 'node:cluster'
import os from 'node:os'
import { randomInt } from 'node:crypto'
import { expect } from 'expect'
import {
- DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS,
DEFAULT_TASK_NAME,
- DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS,
EMPTY_FUNCTION,
availableParallelism,
average,
exponentialDelay,
- getWorkerId,
- getWorkerType,
isAsyncFunction,
isKillBehavior,
isPlainObject,
max,
median,
min,
+ // once,
round,
secureRandom,
sleep
-} from '../lib/utils.js'
-import { KillBehaviors, WorkerTypes } from '../lib/index.js'
+} from '../lib/utils.cjs'
+import { KillBehaviors } from '../lib/index.cjs'
describe('Utils test suite', () => {
it('Verify DEFAULT_TASK_NAME value', () => {
expect(EMPTY_FUNCTION).toStrictEqual(expect.any(Function))
})
- it('Verify DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS values', () => {
- expect(DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS).toStrictEqual({
- retries: 6,
- runTime: { median: false },
- waitTime: { median: false },
- elu: { median: false }
- })
- })
-
- it('Verify DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS values', () => {
- expect(DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS).toStrictEqual({
- aggregate: false,
- average: false,
- median: false
- })
- })
-
it('Verify availableParallelism() behavior', () => {
const parallelism = availableParallelism()
expect(typeof parallelism === 'number').toBe(true)
expect(parallelism).toBe(expectedParallelism)
})
- it('Verify getWorkerType() behavior', () => {
- expect(
- getWorkerType(new Worker('./tests/worker-files/thread/testWorker.mjs'))
- ).toBe(WorkerTypes.thread)
- expect(getWorkerType(cluster.fork())).toBe(WorkerTypes.cluster)
- })
-
- it('Verify getWorkerId() behavior', () => {
- const threadWorker = new Worker(
- './tests/worker-files/thread/testWorker.mjs'
- )
- const clusterWorker = cluster.fork()
- expect(getWorkerId(threadWorker)).toBe(threadWorker.threadId)
- expect(getWorkerId(clusterWorker)).toBe(clusterWorker.id)
- })
-
it('Verify sleep() behavior', async () => {
const start = performance.now()
- await sleep(1000)
+ const sleepMs = 1000
+ await sleep(sleepMs)
const elapsed = performance.now() - start
- expect(elapsed).toBeGreaterThanOrEqual(999)
+ expect(elapsed).toBeGreaterThanOrEqual(sleepMs - 1)
})
it('Verify exponentialDelay() behavior', () => {
expect(max(2, 1)).toBe(2)
expect(max(1, 1)).toBe(1)
})
+
+ // it('Verify once()', () => {
+ // let called = 0
+ // const fn = () => ++called
+ // const onceFn = once(fn, this)
+ // const result1 = onceFn()
+ // expect(called).toBe(1)
+ // expect(result1).toBe(1)
+ // const result2 = onceFn()
+ // expect(called).toBe(1)
+ // expect(result2).toBe(1)
+ // const result3 = onceFn()
+ // expect(called).toBe(1)
+ // expect(result3).toBe(1)
+ // })
})