src/Components/Wrapper/Wrapper.test.jsx
import TestUtils from 'react-dom/test-utils';
import Wrapper from './Wrapper';
describe('DetailsComponent', () => {
let wrapper = null;
beforeEach(() => {
wrapper = TestUtils.renderIntoDocument(<Wrapper />);
});
it('is defined', () => {
expect(wrapper).toBeDefined();
});
});