test: test for wait node readiness in dynamic pool

[poolifier.git] / tests / pools / selection-strategies / selection-strategies.test.mjs

diff --git a/tests/pools/selection-strategies/selection-strategies.test.mjs b/tests/pools/selection-strategies/selection-strategies.test.mjs
index 342d2fa6c997c0bfe1f696cfcecfefcce91931c2..127377a26118c5d5be57cf98661eb9139fe5d81f 100644 (file)
--- a/tests/pools/selection-strategies/selection-strategies.test.mjs
+++ b/tests/pools/selection-strategies/selection-strategies.test.mjs
@@ -7,6 +7,7 @@ import {
   WorkerChoiceStrategies
 } from '../../../lib/index.js'
 import { CircularArray } from '../../../lib/circular-array.js'
+import { sleep } from '../../test-utils.js'
 
 describe('Selection strategies test suite', () => {
   const min = 0
@@ -30,7 +31,7 @@ describe('Selection strategies test suite', () => {
     const pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js'
+      './tests/worker-files/thread/testWorker.mjs'
     )
     expect(pool.opts.workerChoiceStrategy).toBe(
       WorkerChoiceStrategies.ROUND_ROBIN
@@ -43,7 +44,7 @@ describe('Selection strategies test suite', () => {
     for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) {
       const pool = new FixedThreadPool(
         max,
-        './tests/worker-files/thread/testWorker.js',
+        './tests/worker-files/thread/testWorker.mjs',
         { workerChoiceStrategy }
       )
       expect(pool.opts.workerChoiceStrategy).toBe(workerChoiceStrategy)
@@ -59,7 +60,7 @@ describe('Selection strategies test suite', () => {
       const pool = new DynamicThreadPool(
         min,
         max,
-        './tests/worker-files/thread/testWorker.js'
+        './tests/worker-files/thread/testWorker.mjs'
       )
       pool.setWorkerChoiceStrategy(workerChoiceStrategy)
       expect(pool.opts.workerChoiceStrategy).toBe(workerChoiceStrategy)
@@ -110,7 +111,7 @@ describe('Selection strategies test suite', () => {
   it('Verify available strategies default internals at pool creation', async () => {
     const pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js'
+      './tests/worker-files/thread/testWorker.mjs'
     )
     for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) {
       expect(
@@ -174,11 +175,31 @@ describe('Selection strategies test suite', () => {
     await pool.destroy()
   })
 
+  it('Verify strategies wait for worker node readiness in dynamic pool', async () => {
+    const pool = new DynamicThreadPool(
+      min,
+      max,
+      './tests/worker-files/thread/testWorker.mjs'
+    )
+    await sleep(600)
+    expect(pool.starting).toBe(false)
+    expect(pool.workerNodes.length).toBe(min)
+    const maxMultiplier = 10000
+    const promises = new Set()
+    for (let i = 0; i < max * maxMultiplier; i++) {
+      promises.add(pool.execute())
+    }
+    await Promise.all(promises)
+    expect(pool.workerNodes.length).toBe(max)
+    // We need to clean up the resources after our test
+    await pool.destroy()
+  })
+
   it('Verify ROUND_ROBIN strategy default policy', async () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -189,7 +210,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -204,7 +225,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -230,7 +251,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -260,7 +281,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN
     const pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     // TODO: Create a better test to cover `RoundRobinWorkerChoiceStrategy#choose`
@@ -277,6 +298,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -315,7 +337,7 @@ describe('Selection strategies test suite', () => {
     const pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     // TODO: Create a better test to cover `RoundRobinWorkerChoiceStrategy#choose`
@@ -332,6 +354,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -378,18 +401,18 @@ describe('Selection strategies test suite', () => {
     )
     let results = new Set()
     for (let i = 0; i < max; i++) {
-      results.add(pool.workerNodes[pool.chooseWorkerNode()].worker.id)
+      results.add(pool.workerNodes[pool.chooseWorkerNode()].info.id)
     }
     expect(results.size).toBe(max)
     await pool.destroy()
     pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     results = new Set()
     for (let i = 0; i < max; i++) {
-      results.add(pool.workerNodes[pool.chooseWorkerNode()].worker.threadId)
+      results.add(pool.workerNodes[pool.chooseWorkerNode()].info.id)
     }
     expect(results.size).toBe(max)
     await pool.destroy()
@@ -399,7 +422,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN }
     )
     expect(
@@ -427,7 +450,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN }
     )
     expect(
@@ -459,7 +482,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_USED
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -470,7 +493,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -485,7 +508,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_USED
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -511,7 +534,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -540,7 +563,7 @@ describe('Selection strategies test suite', () => {
   it('Verify LEAST_USED strategy can be run in a fixed pool', async () => {
     const pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_USED }
     )
     // TODO: Create a better test to cover `LeastUsedWorkerChoiceStrategy#choose`
@@ -557,6 +580,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -598,7 +622,7 @@ describe('Selection strategies test suite', () => {
     const pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_USED }
     )
     // TODO: Create a better test to cover `LeastUsedWorkerChoiceStrategy#choose`
@@ -615,6 +639,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -656,7 +681,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_BUSY
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -667,7 +692,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -682,7 +707,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_BUSY
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -708,7 +733,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -737,7 +762,7 @@ describe('Selection strategies test suite', () => {
   it('Verify LEAST_BUSY strategy can be run in a fixed pool', async () => {
     const pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_BUSY }
     )
     // TODO: Create a better test to cover `LeastBusyWorkerChoiceStrategy#choose`
@@ -754,6 +779,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -805,7 +831,7 @@ describe('Selection strategies test suite', () => {
     const pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_BUSY }
     )
     // TODO: Create a better test to cover `LeastBusyWorkerChoiceStrategy#choose`
@@ -822,6 +848,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -873,7 +900,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_ELU
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -884,7 +911,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -899,7 +926,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_ELU
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -925,7 +952,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -954,7 +981,7 @@ describe('Selection strategies test suite', () => {
   it('Verify LEAST_ELU strategy can be run in a fixed pool', async () => {
     const pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_ELU }
     )
     // TODO: Create a better test to cover `LeastEluWorkerChoiceStrategy#choose`
@@ -971,6 +998,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -1028,7 +1056,7 @@ describe('Selection strategies test suite', () => {
     const pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_ELU }
     )
     // TODO: Create a better test to cover `LeastEluWorkerChoiceStrategy#choose`
@@ -1045,6 +1073,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -1102,7 +1131,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.FAIR_SHARE
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -1113,7 +1142,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -1128,7 +1157,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.FAIR_SHARE
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -1154,7 +1183,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -1183,7 +1212,7 @@ describe('Selection strategies test suite', () => {
   it('Verify FAIR_SHARE strategy can be run in a fixed pool', async () => {
     const pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE }
     )
     // TODO: Create a better test to cover `FairShareChoiceStrategy#choose`
@@ -1200,6 +1229,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -1268,7 +1298,7 @@ describe('Selection strategies test suite', () => {
     const pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE }
     )
     // TODO: Create a better test to cover `FairShareChoiceStrategy#choose`
@@ -1285,6 +1315,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -1353,7 +1384,7 @@ describe('Selection strategies test suite', () => {
     const pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       {
         workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE,
         workerChoiceStrategyOptions: {
@@ -1375,6 +1406,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -1443,7 +1475,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.FAIR_SHARE
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js'
+      './tests/worker-files/thread/testWorker.mjs'
     )
     for (const workerNode of pool.workerNodes) {
       workerNode.strategyData = {
@@ -1458,7 +1490,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js'
+      './tests/worker-files/thread/testWorker.mjs'
     )
     for (const workerNode of pool.workerNodes) {
       workerNode.strategyData = {
@@ -1477,7 +1509,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -1488,7 +1520,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -1503,7 +1535,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -1529,7 +1561,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -1558,7 +1590,7 @@ describe('Selection strategies test suite', () => {
   it('Verify WEIGHTED_ROUND_ROBIN strategy can be run in a fixed pool', async () => {
     const pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN }
     )
     // TODO: Create a better test to cover `WeightedRoundRobinWorkerChoiceStrategy#choose`
@@ -1575,6 +1607,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -1636,7 +1669,7 @@ describe('Selection strategies test suite', () => {
     const pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN }
     )
     // TODO: Create a better test to cover `WeightedRoundRobinWorkerChoiceStrategy#choose`
@@ -1653,6 +1686,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -1714,7 +1748,7 @@ describe('Selection strategies test suite', () => {
     const pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       {
         workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN,
         workerChoiceStrategyOptions: {
@@ -1736,6 +1770,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -1797,7 +1832,7 @@ describe('Selection strategies test suite', () => {
     const workerChoiceStrategy = WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js'
+      './tests/worker-files/thread/testWorker.mjs'
     )
     expect(
       pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
@@ -1844,7 +1879,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js'
+      './tests/worker-files/thread/testWorker.mjs'
     )
     expect(
       pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
@@ -1896,7 +1931,7 @@ describe('Selection strategies test suite', () => {
       WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -1907,7 +1942,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(pool.workerChoiceStrategyContext.getStrategyPolicy()).toStrictEqual({
@@ -1923,7 +1958,7 @@ describe('Selection strategies test suite', () => {
       WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -1949,7 +1984,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       { workerChoiceStrategy }
     )
     expect(
@@ -1978,7 +2013,7 @@ describe('Selection strategies test suite', () => {
   it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy can be run in a fixed pool', async () => {
     const pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       {
         workerChoiceStrategy:
           WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN
@@ -1998,6 +2033,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -2063,7 +2099,7 @@ describe('Selection strategies test suite', () => {
     const pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js',
+      './tests/worker-files/thread/testWorker.mjs',
       {
         workerChoiceStrategy:
           WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN
@@ -2083,6 +2119,7 @@ describe('Selection strategies test suite', () => {
           executing: 0,
           queued: 0,
           maxQueued: 0,
+          sequentiallyStolen: 0,
           stolen: 0,
           failed: 0
         },
@@ -2149,7 +2186,7 @@ describe('Selection strategies test suite', () => {
       WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN
     let pool = new FixedThreadPool(
       max,
-      './tests/worker-files/thread/testWorker.js'
+      './tests/worker-files/thread/testWorker.mjs'
     )
     expect(
       pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
@@ -2220,7 +2257,7 @@ describe('Selection strategies test suite', () => {
     pool = new DynamicThreadPool(
       min,
       max,
-      './tests/worker-files/thread/testWorker.js'
+      './tests/worker-files/thread/testWorker.mjs'
     )
     expect(
       pool.workerChoiceStrategyContext.workerChoiceStrategies.get(
@@ -2297,9 +2334,9 @@ describe('Selection strategies test suite', () => {
         new DynamicThreadPool(
           min,
           max,
-          './tests/worker-files/thread/testWorker.js',
+          './tests/worker-files/thread/testWorker.mjs',
           { workerChoiceStrategy: 'UNKNOWN_STRATEGY' }
         )
-    ).toThrowError("Invalid worker choice strategy 'UNKNOWN_STRATEGY'")
+    ).toThrow("Invalid worker choice strategy 'UNKNOWN_STRATEGY'")
   })
 })