const { expect } = require('expect')
const sinon = require('sinon')
const { ClusterWorker, KillBehaviors, ThreadWorker } = require('../../lib')
-const { EMPTY_FUNCTION } = require('../../lib/utils')
+const { DEFAULT_TASK_NAME, EMPTY_FUNCTION } = require('../../lib/utils')
describe('Abstract worker test suite', () => {
class StubWorkerWithMainWorker extends ThreadWorker {
}
}
+ afterEach(() => {
+ sinon.restore()
+ })
+
it('Verify worker options default values', () => {
const worker = new ThreadWorker(() => {})
- expect(worker.opts.maxInactiveTime).toStrictEqual(60000)
- expect(worker.opts.killBehavior).toBe(KillBehaviors.SOFT)
- expect(worker.opts.killHandler).toStrictEqual(EMPTY_FUNCTION)
- expect(worker.opts.async).toBe(undefined)
+ expect(worker.opts).toStrictEqual({
+ killBehavior: KillBehaviors.SOFT,
+ maxInactiveTime: 60000,
+ killHandler: EMPTY_FUNCTION
+ })
})
it('Verify that worker options are set at worker creation', () => {
console.info('Worker received kill message')
}
const worker = new ClusterWorker(() => {}, {
- maxInactiveTime: 6000,
killBehavior: KillBehaviors.HARD,
+ maxInactiveTime: 6000,
killHandler,
async: true
})
- expect(worker.opts.maxInactiveTime).toStrictEqual(6000)
- expect(worker.opts.killBehavior).toBe(KillBehaviors.HARD)
- expect(worker.opts.killHandler).toStrictEqual(killHandler)
- expect(worker.opts.async).toBe(undefined)
+ expect(worker.opts).toStrictEqual({
+ killBehavior: KillBehaviors.HARD,
+ maxInactiveTime: 6000,
+ killHandler
+ })
})
it('Verify that taskFunctions parameter is mandatory', () => {
it('Verify that taskFunctions parameter with unique function is taken', () => {
const worker = new ThreadWorker(() => {})
- expect(worker.taskFunctions.get('default')).toBeInstanceOf(Function)
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn1')).toBeInstanceOf(Function)
expect(worker.taskFunctions.size).toBe(2)
- expect(worker.taskFunctions.get('default')).toStrictEqual(
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toStrictEqual(
worker.taskFunctions.get('fn1')
)
})
- it('Verify that taskFunctions parameter with multiple task functions contains function', () => {
+ it('Verify that taskFunctions parameter with multiple task functions is checked', () => {
const fn1 = () => {
return 1
}
const fn2 = ''
+ expect(() => new ThreadWorker({ '': fn1 })).toThrowError(
+ new TypeError('A taskFunctions parameter object key is an empty string')
+ )
expect(() => new ThreadWorker({ fn1, fn2 })).toThrowError(
new TypeError('A taskFunctions parameter object value is not a function')
)
return 2
}
const worker = new ClusterWorker({ fn1, fn2 })
- expect(worker.taskFunctions.get('default')).toBeInstanceOf(Function)
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn1')).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn2')).toBeInstanceOf(Function)
expect(worker.taskFunctions.size).toBe(3)
- expect(worker.taskFunctions.get('default')).toStrictEqual(
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toStrictEqual(
worker.taskFunctions.get('fn1')
)
})
return 2
}
const worker = new ClusterWorker({ fn1, fn2 })
- expect(worker.hasTaskFunction('default')).toBe(true)
+ expect(() => worker.hasTaskFunction(0)).toThrowError(
+ new TypeError('name parameter is not a string')
+ )
+ expect(() => worker.hasTaskFunction('')).toThrowError(
+ new TypeError('name parameter is an empty string')
+ )
+ expect(worker.hasTaskFunction(DEFAULT_TASK_NAME)).toBe(true)
expect(worker.hasTaskFunction('fn1')).toBe(true)
expect(worker.hasTaskFunction('fn2')).toBe(true)
expect(worker.hasTaskFunction('fn3')).toBe(false)
return 3
}
const worker = new ThreadWorker(fn1)
- expect(worker.taskFunctions.get('default')).toBeInstanceOf(Function)
+ expect(() => worker.addTaskFunction(0, fn1)).toThrowError(
+ new TypeError('name parameter is not a string')
+ )
+ expect(() => worker.addTaskFunction('', fn1)).toThrowError(
+ new TypeError('name parameter is an empty string')
+ )
+ expect(() => worker.addTaskFunction('fn3', '')).toThrowError(
+ new TypeError('fn parameter is not a function')
+ )
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn1')).toBeInstanceOf(Function)
expect(worker.taskFunctions.size).toBe(2)
- expect(worker.taskFunctions.get('default')).toStrictEqual(
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toStrictEqual(
worker.taskFunctions.get('fn1')
)
- expect(() => worker.addTaskFunction('default', fn2)).toThrowError(
+ expect(() => worker.addTaskFunction(DEFAULT_TASK_NAME, fn2)).toThrowError(
new Error('Cannot add a task function with the default reserved name')
)
worker.addTaskFunction('fn2', fn2)
- expect(worker.taskFunctions.get('default')).toBeInstanceOf(Function)
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn1')).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn2')).toBeInstanceOf(Function)
expect(worker.taskFunctions.size).toBe(3)
- expect(worker.taskFunctions.get('default')).toStrictEqual(
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toStrictEqual(
worker.taskFunctions.get('fn1')
)
worker.addTaskFunction('fn1', fn1Replacement)
- expect(worker.taskFunctions.get('default')).toBeInstanceOf(Function)
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn1')).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn2')).toBeInstanceOf(Function)
expect(worker.taskFunctions.size).toBe(3)
- expect(worker.taskFunctions.get('default')).toStrictEqual(
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toStrictEqual(
worker.taskFunctions.get('fn1')
)
})
return 2
}
const worker = new ClusterWorker({ fn1, fn2 })
- expect(worker.taskFunctions.get('default')).toBeInstanceOf(Function)
+ expect(() => worker.removeTaskFunction(0, fn1)).toThrowError(
+ new TypeError('name parameter is not a string')
+ )
+ expect(() => worker.removeTaskFunction('', fn1)).toThrowError(
+ new TypeError('name parameter is an empty string')
+ )
+ worker.getMainWorker = sinon.stub().returns({
+ id: 1,
+ send: sinon.stub().returns()
+ })
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn1')).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn2')).toBeInstanceOf(Function)
expect(worker.taskFunctions.size).toBe(3)
- expect(worker.taskFunctions.get('default')).toStrictEqual(
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toStrictEqual(
worker.taskFunctions.get('fn1')
)
- expect(() => worker.removeTaskFunction('default')).toThrowError(
+ expect(() => worker.removeTaskFunction(DEFAULT_TASK_NAME)).toThrowError(
new Error(
'Cannot remove the task function with the default reserved name'
)
)
)
worker.removeTaskFunction('fn2')
- expect(worker.taskFunctions.get('default')).toBeInstanceOf(Function)
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn1')).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn2')).toBeUndefined()
expect(worker.taskFunctions.size).toBe(2)
+ expect(worker.getMainWorker().send.calledOnce).toBe(true)
})
it('Verify that listTaskFunctions() works', () => {
return 2
}
const worker = new ClusterWorker({ fn1, fn2 })
- expect(worker.listTaskFunctions()).toStrictEqual(['default', 'fn1', 'fn2'])
+ expect(worker.listTaskFunctions()).toStrictEqual([
+ DEFAULT_TASK_NAME,
+ 'fn1',
+ 'fn2'
+ ])
})
it('Verify that setDefaultTaskFunction() works', () => {
return 2
}
const worker = new ThreadWorker({ fn1, fn2 })
- expect(worker.taskFunctions.get('default')).toBeInstanceOf(Function)
+ expect(() => worker.setDefaultTaskFunction(0, fn1)).toThrowError(
+ new TypeError('name parameter is not a string')
+ )
+ expect(() => worker.setDefaultTaskFunction('', fn1)).toThrowError(
+ new TypeError('name parameter is an empty string')
+ )
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn1')).toBeInstanceOf(Function)
expect(worker.taskFunctions.get('fn2')).toBeInstanceOf(Function)
expect(worker.taskFunctions.size).toBe(3)
- expect(worker.taskFunctions.get('default')).toStrictEqual(
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toStrictEqual(
worker.taskFunctions.get('fn1')
)
- expect(() => worker.setDefaultTaskFunction('default')).toThrowError(
+ expect(() => worker.setDefaultTaskFunction(DEFAULT_TASK_NAME)).toThrowError(
new Error(
'Cannot set the default task function reserved name as the default task function'
)
)
+ expect(() => worker.setDefaultTaskFunction('fn3')).toThrowError(
+ new Error(
+ 'Cannot set the default task function to a non-existing task function'
+ )
+ )
worker.setDefaultTaskFunction('fn1')
- expect(worker.taskFunctions.get('default')).toStrictEqual(
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toStrictEqual(
worker.taskFunctions.get('fn1')
)
worker.setDefaultTaskFunction('fn2')
- expect(worker.taskFunctions.get('default')).toStrictEqual(
+ expect(worker.taskFunctions.get(DEFAULT_TASK_NAME)).toStrictEqual(
worker.taskFunctions.get('fn2')
)
})