Test: Verify that worker pool tasks usage are reset at worker choice strategy change...

Signed-off-by: Jérôme Benoit <jerome.benoit@sap.com>

diff --git a/tests/pools/abstract/abstract-pool.test.js b/tests/pools/abstract/abstract-pool.test.js
index 0b33e36b85005dd843f8577d4bb0c6f34bee9c47..e1c83b6fbfdf91caf6da8ffab5fd8532bd48da7b 100644 (file)
--- a/tests/pools/abstract/abstract-pool.test.js
+++ b/tests/pools/abstract/abstract-pool.test.js
@@ -1,6 +1,7 @@
 const { expect } = require('expect')
 const {
   FixedClusterPool,
+  DynamicThreadPool,
   FixedThreadPool,
   WorkerChoiceStrategies
 } = require('../../../lib/index')
@@ -233,7 +234,7 @@ describe('Abstract pool test suite', () => {
   })
 
   it('Verify that worker pool tasks usage are reset at worker choice strategy change', async () => {
-    const pool = new FixedThreadPool(
+    let pool = new FixedThreadPool(
       numberOfWorkers,
       './tests/worker-files/thread/testWorker.js'
     )
@@ -258,6 +259,32 @@ describe('Abstract pool test suite', () => {
       expect(tasksUsage.avgRunTime).toBe(0)
     }
     await pool.destroy()
+    pool = new DynamicThreadPool(
+      numberOfWorkers,
+      numberOfWorkers,
+      './tests/worker-files/thread/testWorker.js'
+    )
+    promises.length = 0
+    for (let i = 0; i < numberOfWorkers * 2; i++) {
+      promises.push(pool.execute())
+    }
+    await Promise.all(promises)
+    for (const tasksUsage of pool.workersTasksUsage.values()) {
+      expect(tasksUsage).toBeDefined()
+      expect(tasksUsage.run).toBe(numberOfWorkers * 2)
+      expect(tasksUsage.running).toBe(0)
+      expect(tasksUsage.runTime).toBeGreaterThanOrEqual(0)
+      expect(tasksUsage.avgRunTime).toBeGreaterThanOrEqual(0)
+    }
+    pool.setWorkerChoiceStrategy(WorkerChoiceStrategies.FAIR_SHARE)
+    for (const tasksUsage of pool.workersTasksUsage.values()) {
+      expect(tasksUsage).toBeDefined()
+      expect(tasksUsage.run).toBe(0)
+      expect(tasksUsage.running).toBe(0)
+      expect(tasksUsage.runTime).toBe(0)
+      expect(tasksUsage.avgRunTime).toBe(0)
+    }
+    await pool.destroy()
   })
 
   it("Verify that pool event emitter 'busy' event can register a callback", async () => {