content: import React from 'react';
  import ReactTestUtils from 'react/lib/ReactTestUtils';
  import ReactDOM from 'react-dom';
  
  import Popover from '../src/Popover';
  
  describe('Popover', () => {
    it('Should output a popover title and content', () => {
      let instance = ReactTestUtils.renderIntoDocument(
        <Popover id="test-popover" title="Popover title">
          <strong>Popover Content</strong>
        </Popover>
      );
  
      assert.ok(ReactTestUtils.findRenderedDOMComponentWithClass(instance, 'popover-title'));
      assert.ok(ReactTestUtils.findRenderedDOMComponentWithClass(instance, 'popover-content'));
  
      assert.ok(ReactTestUtils.findRenderedDOMComponentWithTag(instance, 'strong'));
  
      assert.equal(ReactDOM.findDOMNode(instance).style.display, 'block');
    });
  });
  