test: add tests

[poolifier.git] / tests / pools / cluster / fixed.test.js

diff --git a/tests/pools/cluster/fixed.test.js b/tests/pools/cluster/fixed.test.js
index 85eb6a0affcd0a3c05be2b9923a438afaa8446b0..675bf70759ebb9911198f1a15012420c384bb04a 100644 (file)
--- a/tests/pools/cluster/fixed.test.js
+++ b/tests/pools/cluster/fixed.test.js
@@ -2,6 +2,7 @@ const { expect } = require('expect')
 const { FixedClusterPool, PoolEvents } = require('../../../lib')
 const { TaskFunctions } = require('../../test-types')
 const { waitPoolEvents, waitWorkerEvents } = require('../../test-utils')
+const { DEFAULT_TASK_NAME } = require('../../../lib/utils')
 
 describe('Fixed cluster pool test suite', () => {
   const numberOfWorkers = 8
@@ -79,7 +80,7 @@ describe('Fixed cluster pool test suite', () => {
   })
 
   it("Verify that 'ready' event is emitted", async () => {
-    const pool1 = new FixedClusterPool(
+    const pool = new FixedClusterPool(
       numberOfWorkers,
       './tests/worker-files/cluster/testWorker.js',
       {
@@ -87,9 +88,10 @@ describe('Fixed cluster pool test suite', () => {
       }
     )
     let poolReady = 0
-    pool1.emitter.on(PoolEvents.ready, () => ++poolReady)
-    await waitPoolEvents(pool1, PoolEvents.ready, 1)
+    pool.emitter.on(PoolEvents.ready, () => ++poolReady)
+    await waitPoolEvents(pool, PoolEvents.ready, 1)
     expect(poolReady).toBe(1)
+    await pool.destroy()
   })
 
   it("Verify that 'busy' event is emitted", async () => {
@@ -191,7 +193,7 @@ describe('Fixed cluster pool test suite', () => {
     expect(typeof inError === 'string').toBe(true)
     expect(inError).toBe('Error Message from ClusterWorker')
     expect(taskError).toStrictEqual({
-      name: 'default',
+      name: DEFAULT_TASK_NAME,
       message: 'Error Message from ClusterWorker',
       data
     })
@@ -218,7 +220,7 @@ describe('Fixed cluster pool test suite', () => {
     expect(typeof inError === 'string').toBe(true)
     expect(inError).toBe('Error Message from ClusterWorker:async')
     expect(taskError).toStrictEqual({
-      name: 'default',
+      name: DEFAULT_TASK_NAME,
       message: 'Error Message from ClusterWorker:async',
       data
     })
@@ -244,42 +246,66 @@ describe('Fixed cluster pool test suite', () => {
     pool.emitter.on(PoolEvents.destroy, () => ++poolDestroy)
     await pool.destroy()
     const numberOfExitEvents = await exitPromise
+    expect(pool.started).toBe(false)
+    expect(pool.workerNodes.length).toBe(0)
     expect(numberOfExitEvents).toBe(numberOfWorkers)
     expect(poolDestroy).toBe(1)
   })
 
   it('Verify that cluster pool options are checked', async () => {
     const workerFilePath = './tests/worker-files/cluster/testWorker.js'
-    let pool1 = new FixedClusterPool(numberOfWorkers, workerFilePath)
-    expect(pool1.opts.env).toBeUndefined()
-    expect(pool1.opts.settings).toBeUndefined()
-    await pool1.destroy()
-    pool1 = new FixedClusterPool(numberOfWorkers, workerFilePath, {
+    let pool = new FixedClusterPool(numberOfWorkers, workerFilePath)
+    expect(pool.opts.env).toBeUndefined()
+    expect(pool.opts.settings).toBeUndefined()
+    await pool.destroy()
+    pool = new FixedClusterPool(numberOfWorkers, workerFilePath, {
       env: { TEST: 'test' },
       settings: { args: ['--use', 'http'], silent: true }
     })
-    expect(pool1.opts.env).toStrictEqual({ TEST: 'test' })
-    expect(pool1.opts.settings).toStrictEqual({
+    expect(pool.opts.env).toStrictEqual({ TEST: 'test' })
+    expect(pool.opts.settings).toStrictEqual({
       args: ['--use', 'http'],
       silent: true
     })
-    expect({ ...pool1.opts.settings, exec: workerFilePath }).toStrictEqual({
+    expect({ ...pool.opts.settings, exec: workerFilePath }).toStrictEqual({
       args: ['--use', 'http'],
       silent: true,
       exec: workerFilePath
     })
-    await pool1.destroy()
+    await pool.destroy()
   })
 
   it('Should work even without opts in input', async () => {
-    const pool1 = new FixedClusterPool(
-      numberOfWorkers,
-      './tests/worker-files/cluster/testWorker.js'
-    )
-    const res = await pool1.execute()
+    const workerFilePath = './tests/worker-files/cluster/testWorker.js'
+    const pool = new FixedClusterPool(numberOfWorkers, workerFilePath)
+    const res = await pool.execute()
     expect(res).toStrictEqual({ ok: 1 })
     // We need to clean up the resources after our test
-    await pool1.destroy()
+    await pool.destroy()
+  })
+
+  it('Verify destroyWorkerNode()', async () => {
+    const workerFilePath = './tests/worker-files/cluster/testWorker.js'
+    const pool = new FixedClusterPool(numberOfWorkers, workerFilePath)
+    let disconnectEvent = 0
+    pool.workerNodes[0].worker.on('disconnect', () => {
+      ++disconnectEvent
+    })
+    let exitEvent = 0
+    pool.workerNodes[0].worker.on('exit', () => {
+      ++exitEvent
+    })
+    let error
+    try {
+      await pool.destroyWorkerNode(0)
+    } catch (e) {
+      error = e
+    }
+    expect(error).toBeUndefined()
+    expect(disconnectEvent).toBe(1)
+    expect(exitEvent).toBe(1)
+    expect(pool.workerNodes.length).toBe(numberOfWorkers - 1)
+    await pool.destroy()
   })
 
   it('Verify that a pool with zero worker fails', async () => {