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August 22, 2024 19:25
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working version of testcase passing on github CI or: the importance of await vi.waitFor
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| import {describe, expect, it, afterAll, afterEach, beforeAll, vi} from 'vitest' | |
| import {render, screen, fireEvent} from '@testing-library/vue' | |
| import {http, HttpResponse} from 'msw' | |
| import {setupServer} from 'msw/node' | |
| import {router} from "./services/route-config.ts"; | |
| import App from './App.vue' | |
| describe('Basic tests', () => { | |
| // https://vitest.dev/guide/mocking.html#configuration | |
| const server = setupServer( | |
| // see .env.test for more details | |
| http.get('http://mock/companies/count', () => HttpResponse.json({total: 1})), | |
| http.get('http://mock/user-portfolios/count', () => HttpResponse.json({total: 1})), | |
| http.get('http://mock/users/count-all', () => HttpResponse.json({total: 1})), | |
| http.get('http://mock/companies', () => HttpResponse.json([{id:10, description:"My test Company"}])), | |
| ) | |
| // Start server before all tests | |
| beforeAll(async () => { | |
| server.listen({onUnhandledRequest: 'error'}) | |
| // give the mock server a time, without the wait it ends up in network error | |
| await vi.waitFor(()=> { | |
| render(App, { | |
| global: { | |
| plugins: [router] | |
| } | |
| }) | |
| }) | |
| }) | |
| // Close server after all tests | |
| afterAll(() => server.close()) | |
| // Reset handlers after each test `important for test isolation` | |
| afterEach(() => server.resetHandlers()) | |
| it('should be in test mode', () => { | |
| expect('test', import.meta.env.NODE_ENV) | |
| }) | |
| it('should get the logo', async () => { | |
| const result = <HTMLImageElement>screen.getByAltText('markerr-logo') | |
| expect(result).toBeTruthy() | |
| expect(result.src).toContain('markerr-icon.png') | |
| }) | |
| it('should navigate to companies page', async () => { | |
| // when | |
| const result = <HTMLAnchorElement>screen.getByText('Manage Companies') | |
| // then | |
| expect(result).toBeTruthy() | |
| expect(result.href).toContain('/companies-page') | |
| await fireEvent.click(result) | |
| // git vue-router a time to re-render the document | |
| await vi.waitFor(async () => { | |
| const check = screen.getByTestId('page-title') | |
| expect(check).toBeTruthy() | |
| expect(check.innerText).eq('Companies') | |
| }) | |
| }) | |
| }) |
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