import 'react-native'; import React from 'react'; import App from '../App'; import renderer from 'react-test-renderer'; import NavigationTestUtils from 'react-navigation/NavigationTestUtils'; describe('App snapshot', () => { jest.useFakeTimers(); beforeEach(() => { NavigationTestUtils.resetInternalState(); }); it('renders the loading screen', async () => { const tree = renderer.create().toJSON(); expect(tree).toMatchSnapshot(); }); it('renders the root without loading screen', async () => { const tree = renderer.create().toJSON(); expect(tree).toMatchSnapshot(); }); });