| 1 | const { expect } = require('expect') |
| 2 | const { ClusterWorker, KillBehaviors, ThreadWorker } = require('../../lib') |
| 3 | |
| 4 | describe('Abstract worker test suite', () => { |
| 5 | class StubWorkerWithMainWorker extends ThreadWorker { |
| 6 | constructor (fn, opts) { |
| 7 | super(fn, opts) |
| 8 | this.mainWorker = undefined |
| 9 | } |
| 10 | } |
| 11 | |
| 12 | it('Verify worker options default values', () => { |
| 13 | const worker = new ThreadWorker(() => {}) |
| 14 | expect(worker.opts.maxInactiveTime).toStrictEqual(60000) |
| 15 | expect(worker.opts.killBehavior).toBe(KillBehaviors.SOFT) |
| 16 | expect(worker.opts.async).toBe(undefined) |
| 17 | }) |
| 18 | |
| 19 | it('Verify that worker options are set at worker creation', () => { |
| 20 | const worker = new ClusterWorker(() => {}, { |
| 21 | maxInactiveTime: 6000, |
| 22 | async: true, |
| 23 | killBehavior: KillBehaviors.HARD |
| 24 | }) |
| 25 | expect(worker.opts.maxInactiveTime).toStrictEqual(6000) |
| 26 | expect(worker.opts.killBehavior).toBe(KillBehaviors.HARD) |
| 27 | expect(worker.opts.async).toBe(undefined) |
| 28 | }) |
| 29 | |
| 30 | it('Verify that taskFunctions parameter is mandatory', () => { |
| 31 | expect(() => new ClusterWorker()).toThrowError( |
| 32 | 'taskFunctions parameter is mandatory' |
| 33 | ) |
| 34 | }) |
| 35 | |
| 36 | it('Verify that taskFunctions parameter is a function or a plain object', () => { |
| 37 | expect(() => new ClusterWorker(0)).toThrowError( |
| 38 | new TypeError( |
| 39 | 'taskFunctions parameter is not a function or a plain object' |
| 40 | ) |
| 41 | ) |
| 42 | expect(() => new ClusterWorker('')).toThrowError( |
| 43 | new TypeError( |
| 44 | 'taskFunctions parameter is not a function or a plain object' |
| 45 | ) |
| 46 | ) |
| 47 | expect(() => new ClusterWorker(true)).toThrowError( |
| 48 | new TypeError( |
| 49 | 'taskFunctions parameter is not a function or a plain object' |
| 50 | ) |
| 51 | ) |
| 52 | expect(() => new ClusterWorker([])).toThrowError( |
| 53 | new TypeError( |
| 54 | 'taskFunctions parameter is not a function or a plain object' |
| 55 | ) |
| 56 | ) |
| 57 | expect(() => new ClusterWorker(new Map())).toThrowError( |
| 58 | new TypeError( |
| 59 | 'taskFunctions parameter is not a function or a plain object' |
| 60 | ) |
| 61 | ) |
| 62 | expect(() => new ClusterWorker(new Set())).toThrowError( |
| 63 | new TypeError( |
| 64 | 'taskFunctions parameter is not a function or a plain object' |
| 65 | ) |
| 66 | ) |
| 67 | expect(() => new ClusterWorker(new WeakMap())).toThrowError( |
| 68 | new TypeError( |
| 69 | 'taskFunctions parameter is not a function or a plain object' |
| 70 | ) |
| 71 | ) |
| 72 | expect(() => new ClusterWorker(new WeakSet())).toThrowError( |
| 73 | new TypeError( |
| 74 | 'taskFunctions parameter is not a function or a plain object' |
| 75 | ) |
| 76 | ) |
| 77 | }) |
| 78 | |
| 79 | it('Verify that taskFunctions parameter is not an empty object', () => { |
| 80 | expect(() => new ClusterWorker({})).toThrowError( |
| 81 | new Error('taskFunctions parameter object is empty') |
| 82 | ) |
| 83 | }) |
| 84 | |
| 85 | it('Verify that taskFunctions parameter with multiple task functions contains function', () => { |
| 86 | const fn1 = () => { |
| 87 | return 1 |
| 88 | } |
| 89 | const fn2 = '' |
| 90 | expect(() => new ThreadWorker({ fn1, fn2 })).toThrowError( |
| 91 | new TypeError('A taskFunctions parameter object value is not a function') |
| 92 | ) |
| 93 | }) |
| 94 | |
| 95 | it('Verify that taskFunctions parameter with multiple task functions is taken', () => { |
| 96 | const fn1 = () => { |
| 97 | return 1 |
| 98 | } |
| 99 | const fn2 = () => { |
| 100 | return 2 |
| 101 | } |
| 102 | const worker = new ClusterWorker({ fn1, fn2 }) |
| 103 | expect(typeof worker.taskFunctions.get('default') === 'function').toBe(true) |
| 104 | expect(typeof worker.taskFunctions.get('fn1') === 'function').toBe(true) |
| 105 | expect(typeof worker.taskFunctions.get('fn2') === 'function').toBe(true) |
| 106 | }) |
| 107 | |
| 108 | it('Verify that handleError() method is working properly', () => { |
| 109 | const error = new Error('My error') |
| 110 | const worker = new ThreadWorker(() => {}) |
| 111 | expect(worker.handleError(error)).toStrictEqual(error) |
| 112 | }) |
| 113 | |
| 114 | it('Verify that getMainWorker() throw error if main worker is not set', () => { |
| 115 | expect(() => |
| 116 | new StubWorkerWithMainWorker(() => {}).getMainWorker() |
| 117 | ).toThrowError('Main worker not set') |
| 118 | }) |
| 119 | }) |