const { WorkerFunctions } = require('./test-types')
class TestUtils {
- static async waitExits (pool, numberOfExitEventsToWait) {
+ static async waitWorkerEvents (pool, workerEvent, numberOfEventsToWait) {
return new Promise(resolve => {
- let exitEvents = 0
+ let events = 0
+ if (numberOfEventsToWait === 0) {
+ resolve(events)
+ }
for (const workerNode of pool.workerNodes) {
- workerNode.worker.on('exit', () => {
- ++exitEvents
- if (exitEvents === numberOfExitEventsToWait) {
- resolve(exitEvents)
+ workerNode.worker.on(workerEvent, () => {
+ ++events
+ if (events === numberOfEventsToWait) {
+ resolve(events)
}
})
}
})
}
+ static async waitPoolEvents (pool, poolEvent, numberOfEventsToWait) {
+ return new Promise(resolve => {
+ let events = 0
+ if (numberOfEventsToWait === 0) {
+ resolve(events)
+ }
+ pool.emitter.on(poolEvent, () => {
+ ++events
+ if (events === numberOfEventsToWait) {
+ resolve(events)
+ }
+ })
+ })
+ }
+
static async sleep (ms) {
return new Promise(resolve => setTimeout(resolve, ms))
}
* @returns {number} - The nth fibonacci number.
*/
static fibonacci (n) {
- if (n <= 1) return 1
+ if (n <= 1) return n
return TestUtils.fibonacci(n - 1) + TestUtils.fibonacci(n - 2)
}