import { expect } from 'expect'
import { restore, stub } from 'sinon'
-import { ClusterWorker, KillBehaviors, ThreadWorker } from '../../lib/index.js'
-import { DEFAULT_TASK_NAME, EMPTY_FUNCTION } from '../../lib/utils.js'
+import { ClusterWorker, KillBehaviors, ThreadWorker } from '../../lib/index.cjs'
+import { DEFAULT_TASK_NAME, EMPTY_FUNCTION } from '../../lib/utils.cjs'
describe('Abstract worker test suite', () => {
class StubWorkerWithMainWorker extends ThreadWorker {