| 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, |
| 21 | './tests/worker-files/cluster/testWorker.js', |
| 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, |
| 34 | './tests/worker-files/cluster/testWorker.js', |
| 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, |
| 48 | './tests/worker-files/cluster/testWorker.js', |
| 49 | { |
| 50 | errorHandler: e => console.error(e) |
| 51 | } |
| 52 | ) |
| 53 | }).toThrowError() |
| 54 | }) |
| 55 | |
| 56 | it('Verify that filePath is checked', () => { |
| 57 | expect(() => { |
| 58 | const pool = new StubPoolWithIsMainMethod(1).toThrowError() |
| 59 | }) |
| 60 | expect(() => { |
| 61 | const pool = new StubPoolWithIsMainMethod(1, '').toThrowError() |
| 62 | }) |
| 63 | }) |
| 64 | }) |