Commit | Line | Data |
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325f50bc S |
1 | const expect = require('expect') |
2 | const { FixedClusterPool } = require('../../../lib/index') | |
3 | const numWorkers = 10 | |
515e5da7 | 4 | const maxTasks = 500 |
325f50bc S |
5 | const pool = new FixedClusterPool( |
6 | numWorkers, | |
7 | './tests/worker/cluster/testWorker.js', | |
8 | { | |
9 | errorHandler: e => console.error(e), | |
10 | onlineHandler: () => console.log('worker is online') | |
11 | } | |
12 | ) | |
13 | const emptyPool = new FixedClusterPool( | |
14 | 1, | |
15 | './tests/worker/cluster/emptyWorker.js' | |
16 | ) | |
17 | const echoPool = new FixedClusterPool(1, './tests/worker/cluster/echoWorker.js') | |
18 | const errorPool = new FixedClusterPool( | |
19 | 1, | |
20 | './tests/worker/cluster/errorWorker.js', | |
21 | { | |
22 | errorHandler: e => console.error(e), | |
23 | onlineHandler: () => console.log('worker is online') | |
24 | } | |
25 | ) | |
26 | ||
27 | const asyncErrorPool = new FixedClusterPool( | |
28 | 1, | |
29 | './tests/worker/cluster/asyncErrorWorker.js', | |
30 | { | |
325f50bc S |
31 | onlineHandler: () => console.log('worker is online') |
32 | } | |
33 | ) | |
34 | const asyncPool = new FixedClusterPool( | |
35 | 1, | |
515e5da7 APA |
36 | './tests/worker/cluster/asyncWorker.js', |
37 | { | |
38 | maxTasks: maxTasks | |
39 | } | |
325f50bc S |
40 | ) |
41 | ||
42 | describe('Fixed cluster pool test suite ', () => { | |
43 | it('Choose worker round robin test', async () => { | |
44 | const results = new Set() | |
45 | for (let i = 0; i < numWorkers; i++) { | |
46 | results.add(pool.chooseWorker().id) | |
47 | } | |
48 | expect(results.size).toBe(numWorkers) | |
49 | }) | |
50 | ||
51 | it('Verify that the function is executed in a worker cluster', async () => { | |
52 | const result = await pool.execute({ test: 'test' }) | |
53 | expect(result).toBeDefined() | |
54 | expect(result).toBeFalsy() | |
55 | }) | |
56 | ||
57 | it('Verify that is possible to invoke the execute method without input', async () => { | |
58 | const result = await pool.execute() | |
59 | expect(result).toBeDefined() | |
60 | expect(result).toBeFalsy() | |
61 | }) | |
62 | ||
63 | it('Verify that is possible to have a worker that return undefined', async () => { | |
64 | const result = await emptyPool.execute() | |
65 | expect(result).toBeFalsy() | |
66 | }) | |
67 | ||
68 | it('Verify that data are sent to the worker correctly', async () => { | |
69 | const data = { f: 10 } | |
70 | const result = await echoPool.execute(data) | |
71 | expect(result).toBeTruthy() | |
72 | expect(result.f).toBe(data.f) | |
73 | }) | |
74 | ||
75 | it('Verify that error handling is working properly:sync', async () => { | |
76 | const data = { f: 10 } | |
77 | let inError | |
78 | try { | |
79 | await errorPool.execute(data) | |
80 | } catch (e) { | |
81 | inError = e | |
82 | } | |
83 | expect(inError).toBeDefined() | |
84 | expect(typeof inError === 'string').toBeTruthy() | |
85 | expect(inError).toBe('Error Message from ClusterWorker') | |
86 | }) | |
87 | ||
88 | it('Verify that error handling is working properly:async', async () => { | |
89 | const data = { f: 10 } | |
90 | let inError | |
91 | try { | |
92 | await asyncErrorPool.execute(data) | |
93 | } catch (e) { | |
94 | inError = e | |
95 | } | |
96 | expect(inError).toBeDefined() | |
97 | expect(typeof inError === 'string').toBeTruthy() | |
98 | expect(inError).toBe('Error Message from ClusterWorker:async') | |
99 | }) | |
100 | ||
101 | it('Verify that async function is working properly', async () => { | |
102 | const data = { f: 10 } | |
103 | const startTime = new Date().getTime() | |
104 | const result = await asyncPool.execute(data) | |
105 | const usedTime = new Date().getTime() - startTime | |
106 | expect(result).toBeTruthy() | |
107 | expect(result.f).toBe(data.f) | |
108 | expect(usedTime).toBeGreaterThanOrEqual(2000) | |
109 | }) | |
110 | ||
515e5da7 APA |
111 | it('Verify that maxTasks is set properly', async () => { |
112 | const worker = asyncPool.chooseWorker() | |
113 | expect(worker.getMaxListeners()).toBe(maxTasks) | |
114 | }) | |
115 | ||
325f50bc S |
116 | it('Shutdown test', async () => { |
117 | let closedWorkers = 0 | |
118 | pool.workers.forEach(w => { | |
119 | w.on('exit', () => { | |
120 | closedWorkers++ | |
121 | }) | |
122 | }) | |
123 | pool.destroy() | |
124 | await new Promise(resolve => setTimeout(resolve, 200)) | |
125 | expect(closedWorkers).toBe(numWorkers) | |
126 | }) | |
127 | ||
128 | it('Validations test', () => { | |
129 | let error | |
130 | try { | |
131 | const pool1 = new FixedClusterPool() | |
132 | console.log(pool1) | |
133 | } catch (e) { | |
134 | error = e | |
135 | } | |
136 | expect(error).toBeTruthy() | |
137 | expect(error.message).toBeTruthy() | |
138 | }) | |
139 | ||
140 | it('Should work even without opts in input', async () => { | |
141 | const pool1 = new FixedClusterPool( | |
142 | 1, | |
143 | './tests/worker/cluster/testWorker.js' | |
144 | ) | |
145 | const res = await pool1.execute({ test: 'test' }) | |
146 | expect(res).toBeFalsy() | |
147 | }) | |
148 | }) |