test: improve event emitter tests

Signed-off-by: Jérôme Benoit <jerome.benoit@piment-noir.org>

diff --git a/tests/pools/abstract-pool.test.js b/tests/pools/abstract-pool.test.js
index cb04292b2efc58614b5e95d1655e4ccc4237a927..e6572cc1851a74a028e0a6a39f5478153fc57d32 100644 (file)
--- a/tests/pools/abstract-pool.test.js
+++ b/tests/pools/abstract-pool.test.js
@@ -1102,6 +1102,7 @@ describe('Abstract pool test suite', () => {
       numberOfWorkers,
       './tests/worker-files/cluster/testWorker.js'
     )
+    expect(pool.emitter.eventNames()).toStrictEqual([])
     let poolInfo
     let poolReady = 0
     pool.emitter.on(PoolEvents.ready, info => {
@@ -1109,6 +1110,7 @@ describe('Abstract pool test suite', () => {
       poolInfo = info
     })
     await waitPoolEvents(pool, PoolEvents.ready, 1)
+    expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.ready])
     expect(poolReady).toBe(1)
     expect(poolInfo).toStrictEqual({
       version,
@@ -1134,6 +1136,7 @@ describe('Abstract pool test suite', () => {
       numberOfWorkers,
       './tests/worker-files/thread/testWorker.js'
     )
+    expect(pool.emitter.eventNames()).toStrictEqual([])
     const promises = new Set()
     let poolBusy = 0
     let poolInfo
@@ -1141,6 +1144,7 @@ describe('Abstract pool test suite', () => {
       ++poolBusy
       poolInfo = info
     })
+    expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.busy])
     for (let i = 0; i < numberOfWorkers * 2; i++) {
       promises.add(pool.execute())
     }
@@ -1173,6 +1177,7 @@ describe('Abstract pool test suite', () => {
       numberOfWorkers,
       './tests/worker-files/thread/testWorker.js'
     )
+    expect(pool.emitter.eventNames()).toStrictEqual([])
     const promises = new Set()
     let poolFull = 0
     let poolInfo
@@ -1180,6 +1185,7 @@ describe('Abstract pool test suite', () => {
       ++poolFull
       poolInfo = info
     })
+    expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.full])
     for (let i = 0; i < numberOfWorkers * 2; i++) {
       promises.add(pool.execute())
     }
@@ -1213,6 +1219,7 @@ describe('Abstract pool test suite', () => {
       }
     )
     sinon.stub(pool, 'hasBackPressure').returns(true)
+    expect(pool.emitter.eventNames()).toStrictEqual([])
     const promises = new Set()
     let poolBackPressure = 0
     let poolInfo
@@ -1220,6 +1227,7 @@ describe('Abstract pool test suite', () => {
       ++poolBackPressure
       poolInfo = info
     })
+    expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.backPressure])
     for (let i = 0; i < numberOfWorkers + 1; i++) {
       promises.add(pool.execute())
     }

diff --git a/tests/pools/cluster/dynamic.test.js b/tests/pools/cluster/dynamic.test.js
index a2b275fde298daf9465ba4b5399b420b54b76678..1e729eaef0252be71fa3848e15935b6c82604b61 100644 (file)
--- a/tests/pools/cluster/dynamic.test.js
+++ b/tests/pools/cluster/dynamic.test.js
@@ -57,8 +57,13 @@ describe('Dynamic cluster pool test suite', () => {
 
   it('Shutdown test', async () => {
     const exitPromise = waitWorkerEvents(pool, 'exit', min)
+    expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.busy])
     let poolDestroy = 0
     pool.emitter.on(PoolEvents.destroy, () => ++poolDestroy)
+    expect(pool.emitter.eventNames()).toStrictEqual([
+      PoolEvents.busy,
+      PoolEvents.destroy
+    ])
     await pool.destroy()
     const numberOfExitEvents = await exitPromise
     expect(pool.started).toBe(false)

diff --git a/tests/pools/cluster/fixed.test.js b/tests/pools/cluster/fixed.test.js
index 9ee37ad83cb8981c01eae320c1968ecc025762f6..0994e9e903b247eb15f6eb2f8418afb102c36739 100644 (file)
--- a/tests/pools/cluster/fixed.test.js
+++ b/tests/pools/cluster/fixed.test.js
@@ -87,17 +87,21 @@ describe('Fixed cluster pool test suite', () => {
         errorHandler: e => console.error(e)
       }
     )
+    expect(pool.emitter.eventNames()).toStrictEqual([])
     let poolReady = 0
     pool.emitter.on(PoolEvents.ready, () => ++poolReady)
     await waitPoolEvents(pool, PoolEvents.ready, 1)
+    expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.ready])
     expect(poolReady).toBe(1)
     await pool.destroy()
   })
 
   it("Verify that 'busy' event is emitted", async () => {
+    expect(pool.emitter.eventNames()).toStrictEqual([])
     const promises = new Set()
     let poolBusy = 0
     pool.emitter.on(PoolEvents.busy, () => ++poolBusy)
+    expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.busy])
     for (let i = 0; i < numberOfWorkers * 2; i++) {
       promises.add(pool.execute())
     }
@@ -179,10 +183,12 @@ describe('Fixed cluster pool test suite', () => {
 
   it('Verify that error handling is working properly:sync', async () => {
     const data = { f: 10 }
+    expect(errorPool.emitter.eventNames()).toStrictEqual([])
     let taskError
     errorPool.emitter.on(PoolEvents.taskError, e => {
       taskError = e
     })
+    expect(errorPool.emitter.eventNames()).toStrictEqual([PoolEvents.taskError])
     let inError
     try {
       await errorPool.execute(data)
@@ -206,10 +212,14 @@ describe('Fixed cluster pool test suite', () => {
 
   it('Verify that error handling is working properly:async', async () => {
     const data = { f: 10 }
+    expect(asyncErrorPool.emitter.eventNames()).toStrictEqual([])
     let taskError
     asyncErrorPool.emitter.on(PoolEvents.taskError, e => {
       taskError = e
     })
+    expect(asyncErrorPool.emitter.eventNames()).toStrictEqual([
+      PoolEvents.taskError
+    ])
     let inError
     try {
       await asyncErrorPool.execute(data)
@@ -242,8 +252,13 @@ describe('Fixed cluster pool test suite', () => {
 
   it('Shutdown test', async () => {
     const exitPromise = waitWorkerEvents(pool, 'exit', numberOfWorkers)
+    expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.busy])
     let poolDestroy = 0
     pool.emitter.on(PoolEvents.destroy, () => ++poolDestroy)
+    expect(pool.emitter.eventNames()).toStrictEqual([
+      PoolEvents.busy,
+      PoolEvents.destroy
+    ])
     await pool.destroy()
     const numberOfExitEvents = await exitPromise
     expect(pool.started).toBe(false)

diff --git a/tests/pools/thread/dynamic.test.js b/tests/pools/thread/dynamic.test.js
index 0eab0381143f1267cdc506e9d6e9bf77d93da0f3..1c5997ccf510baacc45c69337ec24965390b7e4d 100644 (file)
--- a/tests/pools/thread/dynamic.test.js
+++ b/tests/pools/thread/dynamic.test.js
@@ -57,8 +57,13 @@ describe('Dynamic thread pool test suite', () => {
 
   it('Shutdown test', async () => {
     const exitPromise = waitWorkerEvents(pool, 'exit', min)
+    expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.busy])
     let poolDestroy = 0
     pool.emitter.on(PoolEvents.destroy, () => ++poolDestroy)
+    expect(pool.emitter.eventNames()).toStrictEqual([
+      PoolEvents.busy,
+      PoolEvents.destroy
+    ])
     await pool.destroy()
     const numberOfExitEvents = await exitPromise
     expect(pool.started).toBe(false)

diff --git a/tests/pools/thread/fixed.test.js b/tests/pools/thread/fixed.test.js
index 84871e738d3d3184677b1110ad0078671f0e35a5..42549b63c87376985f2665ed094c1b1cb2ebed25 100644 (file)
--- a/tests/pools/thread/fixed.test.js
+++ b/tests/pools/thread/fixed.test.js
@@ -87,17 +87,21 @@ describe('Fixed thread pool test suite', () => {
         errorHandler: e => console.error(e)
       }
     )
+    expect(pool.emitter.eventNames()).toStrictEqual([])
     let poolReady = 0
     pool.emitter.on(PoolEvents.ready, () => ++poolReady)
     await waitPoolEvents(pool, PoolEvents.ready, 1)
+    expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.ready])
     expect(poolReady).toBe(1)
     await pool.destroy()
   })
 
   it("Verify that 'busy' event is emitted", async () => {
     const promises = new Set()
+    expect(pool.emitter.eventNames()).toStrictEqual([])
     let poolBusy = 0
     pool.emitter.on(PoolEvents.busy, () => ++poolBusy)
+    expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.busy])
     for (let i = 0; i < numberOfThreads * 2; i++) {
       promises.add(pool.execute())
     }
@@ -205,10 +209,12 @@ describe('Fixed thread pool test suite', () => {
 
   it('Verify that error handling is working properly:sync', async () => {
     const data = { f: 10 }
+    expect(errorPool.emitter.eventNames()).toStrictEqual([])
     let taskError
     errorPool.emitter.on(PoolEvents.taskError, e => {
       taskError = e
     })
+    expect(errorPool.emitter.eventNames()).toStrictEqual([PoolEvents.taskError])
     let inError
     try {
       await errorPool.execute(data)
@@ -234,10 +240,14 @@ describe('Fixed thread pool test suite', () => {
 
   it('Verify that error handling is working properly:async', async () => {
     const data = { f: 10 }
+    expect(asyncErrorPool.emitter.eventNames()).toStrictEqual([])
     let taskError
     asyncErrorPool.emitter.on(PoolEvents.taskError, e => {
       taskError = e
     })
+    expect(asyncErrorPool.emitter.eventNames()).toStrictEqual([
+      PoolEvents.taskError
+    ])
     let inError
     try {
       await asyncErrorPool.execute(data)