text: // Copyright 2019 Intel Corporation and Smart-Edge.com, Inc. All rights reserved
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  //
  //     http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  
  import React from 'react';
  import ReactDOM from 'react-dom';
  import renderer from 'react-test-renderer';
  import App from './App';
  
  describe('App', () => {
  
    it('renders without crashing', () => {
      const div = document.createElement('div');
      ReactDOM.render(
        <App />,
        div
      );
      ReactDOM.unmountComponentAtNode(div);
    });
  
    test('has a valid snapshot', () => {
      const component = renderer.create(
        <App />
      );
      const tree = component.toJSON();
      expect(tree).toMatchSnapshot();
    });
  
  });
  