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setupJest.js 1.45 KiB
// Setup Jest to mock fetch
import { JSDOM } from 'jsdom'; // eslint-disable-line import/no-extraneous-dependencies
import fetch from 'jest-fetch-mock'; // eslint-disable-line import/no-extraneous-dependencies
import Enzyme from 'enzyme'; // eslint-disable-line import/no-extraneous-dependencies
import Adapter from 'enzyme-adapter-react-16'; // eslint-disable-line import/no-extraneous-dependencies
const jsdom = new JSDOM('<!doctype html><html><body><div id="main"></div></body></html>');
const { window } = jsdom;
window.HTMLCanvasElement.prototype.getContext = () => {};
jest.setMock('node-fetch', fetch);
global.fetch = require('jest-fetch-mock'); // eslint-disable-line import/no-extraneous-dependencies
global.window = window;
global.document = window.document;
global.navigator = {
userAgent: 'node.js',
};
/* eslint-disable require-jsdoc, class-methods-use-this */
class IntersectionObserverPolyfill {
observe() {
}
disconnect() {
}
}
/* eslint-enable require-jsdoc, class-methods-use-this */
global.IntersectionObserver = IntersectionObserverPolyfill;
global.Image = window.Image;
Enzyme.configure({ adapter: new Adapter() });
jest.mock('react-i18next', () => ({
// this mock makes sure any components using the translate HoC receive the t function as a prop
withTranslation: () => (Component) => {
Component.defaultProps = { // eslint-disable-line no-param-reassign
...Component.defaultProps, t: k => k,
};
return Component;
},
}));