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1 | const expect = require('expect') |
2 | const { FixedThreadPool } = require('../../../lib/index') |
3 | const expectedError = new Error('Worker could not be found in tasks map') |
4 | |
5 | class StubPoolWithTasksMapClear extends FixedThreadPool { |
6 | removeAllWorker () { |
7 | this.tasks.clear() |
8 | } |
9 | } |
10 | |
11 | class StubPoolWithIsMainMethod extends FixedThreadPool { |
12 | isMain () { |
13 | return false |
14 | } |
15 | } |
16 | |
17 | describe('Abstract pool test suite ', () => { |
18 | it('Simulate worker not found during increaseWorkersTask', () => { |
19 | const pool = new StubPoolWithTasksMapClear( |
20 | 1, |
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21 | './tests/worker-files/cluster/testWorker.js', |
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22 | { |
23 | errorHandler: e => console.error(e) |
24 | } |
25 | ) |
26 | // simulate worker not found. |
27 | pool.removeAllWorker() |
28 | expect(() => pool.increaseWorkersTask()).toThrowError(expectedError) |
29 | }) |
30 | |
31 | it('Simulate worker not found during decreaseWorkersTasks', () => { |
32 | const pool = new StubPoolWithTasksMapClear( |
33 | 1, |
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34 | './tests/worker-files/cluster/testWorker.js', |
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35 | { |
36 | errorHandler: e => console.error(e) |
37 | } |
38 | ) |
39 | // simulate worker not found. |
40 | pool.removeAllWorker() |
41 | expect(() => pool.decreaseWorkersTasks()).toThrowError(expectedError) |
42 | }) |
43 | |
44 | it('Simulate pool creation from a non main thread/process', () => { |
45 | expect(() => { |
46 | const pool = new StubPoolWithIsMainMethod( |
47 | 1, |
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48 | './tests/worker-files/cluster/testWorker.js', |
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49 | { |
50 | errorHandler: e => console.error(e) |
51 | } |
52 | ) |
53 | }).toThrowError() |
54 | }) |
55 | }) |