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
})
it("Verify that 'ready' event is emitted", async () => {
- const pool1 = new FixedClusterPool(
+ const pool = new FixedClusterPool(
numberOfWorkers,
'./tests/worker-files/cluster/testWorker.js',
{
}
)
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 () => {
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
})
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
})
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)
+ const workerNodeKey = 0
+ let disconnectEvent = 0
+ pool.workerNodes[workerNodeKey].worker.on('disconnect', () => {
+ ++disconnectEvent
+ })
+ let exitEvent = 0
+ pool.workerNodes[workerNodeKey].worker.on('exit', () => {
+ ++exitEvent
+ })
+ await expect(pool.destroyWorkerNode(workerNodeKey)).resolves.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 () => {