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| 1 | +import * as childProcess from 'child_process'; |
| 2 | +import * as path from 'path'; |
| 3 | +import { afterAll, describe, expect, test } from 'vitest'; |
| 4 | +import { cleanupChildProcesses } from '../../../utils/runner'; |
| 5 | +import { createRunner } from '../../../utils/runner'; |
| 6 | + |
| 7 | +describe('onUnhandledRejectionIntegration', () => { |
| 8 | + afterAll(() => { |
| 9 | + cleanupChildProcesses(); |
| 10 | + }); |
| 11 | + |
| 12 | + test('should show string-type promise rejection warnings by default', () => |
| 13 | + new Promise<void>(done => { |
| 14 | + expect.assertions(3); |
| 15 | + |
| 16 | + const testScriptPath = path.resolve(__dirname, 'mode-warn-string.js'); |
| 17 | + |
| 18 | + childProcess.execFile('node', [testScriptPath], { encoding: 'utf8' }, (err, stdout, stderr) => { |
| 19 | + expect(err).toBeNull(); |
| 20 | + expect(stdout).toBe("I'm alive!"); |
| 21 | + expect(stderr.trim()) |
| 22 | + .toBe(`This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). The promise rejected with the reason: |
| 23 | +test rejection`); |
| 24 | + done(); |
| 25 | + }); |
| 26 | + })); |
| 27 | + |
| 28 | + test('should show error-type promise rejection warnings by default', () => |
| 29 | + new Promise<void>(done => { |
| 30 | + expect.assertions(3); |
| 31 | + |
| 32 | + const testScriptPath = path.resolve(__dirname, 'mode-warn-error.js'); |
| 33 | + |
| 34 | + childProcess.execFile('node', [testScriptPath], { encoding: 'utf8' }, (err, stdout, stderr) => { |
| 35 | + expect(err).toBeNull(); |
| 36 | + expect(stdout).toBe("I'm alive!"); |
| 37 | + expect(stderr) |
| 38 | + .toContain(`This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). The promise rejected with the reason: |
| 39 | +Error: test rejection |
| 40 | + at Object.<anonymous>`); |
| 41 | + done(); |
| 42 | + }); |
| 43 | + })); |
| 44 | + |
| 45 | + test('should not close process on unhandled rejection in strict mode', () => |
| 46 | + new Promise<void>(done => { |
| 47 | + expect.assertions(4); |
| 48 | + |
| 49 | + const testScriptPath = path.resolve(__dirname, 'mode-strict.js'); |
| 50 | + |
| 51 | + childProcess.execFile('node', [testScriptPath], { encoding: 'utf8' }, (err, stdout, stderr) => { |
| 52 | + expect(err).not.toBeNull(); |
| 53 | + expect(err?.code).toBe(1); |
| 54 | + expect(stdout).not.toBe("I'm alive!"); |
| 55 | + expect(stderr) |
| 56 | + .toContain(`This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). The promise rejected with the reason: |
| 57 | +test rejection`); |
| 58 | + done(); |
| 59 | + }); |
| 60 | + })); |
| 61 | + |
| 62 | + test('should not close process or warn on unhandled rejection in none mode', () => |
| 63 | + new Promise<void>(done => { |
| 64 | + expect.assertions(3); |
| 65 | + |
| 66 | + const testScriptPath = path.resolve(__dirname, 'mode-none.js'); |
| 67 | + |
| 68 | + childProcess.execFile('node', [testScriptPath], { encoding: 'utf8' }, (err, stdout, stderr) => { |
| 69 | + expect(err).toBeNull(); |
| 70 | + expect(stdout).toBe("I'm alive!"); |
| 71 | + expect(stderr).toBe(''); |
| 72 | + done(); |
| 73 | + }); |
| 74 | + })); |
| 75 | + |
| 76 | + test('captures exceptions for unhandled rejections', async () => { |
| 77 | + await createRunner(__dirname, 'scenario-warn.ts') |
| 78 | + .expect({ |
| 79 | + event: { |
| 80 | + level: 'error', |
| 81 | + exception: { |
| 82 | + values: [ |
| 83 | + { |
| 84 | + type: 'Error', |
| 85 | + value: 'test rejection', |
| 86 | + mechanism: { |
| 87 | + type: 'onunhandledrejection', |
| 88 | + handled: false, |
| 89 | + }, |
| 90 | + stacktrace: { |
| 91 | + frames: expect.any(Array), |
| 92 | + }, |
| 93 | + }, |
| 94 | + ], |
| 95 | + }, |
| 96 | + }, |
| 97 | + }) |
| 98 | + .start() |
| 99 | + .completed(); |
| 100 | + }); |
| 101 | + |
| 102 | + test('captures exceptions for unhandled rejections in strict mode', async () => { |
| 103 | + await createRunner(__dirname, 'scenario-strict.ts') |
| 104 | + .expect({ |
| 105 | + event: { |
| 106 | + level: 'fatal', |
| 107 | + exception: { |
| 108 | + values: [ |
| 109 | + { |
| 110 | + type: 'Error', |
| 111 | + value: 'test rejection', |
| 112 | + mechanism: { |
| 113 | + type: 'onunhandledrejection', |
| 114 | + handled: false, |
| 115 | + }, |
| 116 | + stacktrace: { |
| 117 | + frames: expect.any(Array), |
| 118 | + }, |
| 119 | + }, |
| 120 | + ], |
| 121 | + }, |
| 122 | + }, |
| 123 | + }) |
| 124 | + .start() |
| 125 | + .completed(); |
| 126 | + }); |
| 127 | +}); |
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