File size: 2,082 Bytes
f0743f4 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 | /* This file is automatically executed before running tests
* https://create-react-app.dev/docs/running-tests/#initializing-test-environment
*/
// react-testing-library renders your components to document.body,
// this adds jest-dom's custom assertions
// https://github.com/testing-library/jest-dom#table-of-contents
import '@testing-library/jest-dom';
// jest-dom adds custom jest matchers for asserting on DOM nodes.
// allows you to do things like:
// expect(element).toHaveTextContent(/react/i)
// learn more: https://github.com/testing-library/jest-dom
import '@testing-library/jest-dom/extend-expect';
// Mock canvas when run unit test cases with jest.
// 'react-lottie' uses canvas
import 'jest-canvas-mock';
// Mock ResizeObserver
import './resizeObserver.mock';
// Mock window.matchMedia
Object.defineProperty(window, 'matchMedia', {
writable: true,
value: jest.fn().mockImplementation((query) => ({
matches: false,
media: query,
onchange: null,
addListener: jest.fn(), // deprecated
removeListener: jest.fn(), // deprecated
addEventListener: jest.fn(),
removeEventListener: jest.fn(),
dispatchEvent: jest.fn(),
})),
});
beforeEach(() => {
jest.clearAllMocks();
});
// Mock window.matchMedia for tests
Object.defineProperty(window, 'matchMedia', {
writable: true,
value: jest.fn().mockImplementation((query) => ({
matches: false,
media: query,
onchange: null,
addListener: jest.fn(), // deprecated
removeListener: jest.fn(), // deprecated
addEventListener: jest.fn(),
removeEventListener: jest.fn(),
dispatchEvent: jest.fn(),
})),
});
jest.mock('react-i18next', () => {
const actual = jest.requireActual('react-i18next');
return {
...actual,
useTranslation: () => {
const i18n = require('~/locales/i18n').default;
return {
t: (key, options) => i18n.t(key, options),
i18n: {
...i18n,
changeLanguage: jest.fn(),
},
};
},
initReactI18next: {
type: '3rdParty',
init: jest.fn(),
},
};
});
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