content: import React from 'react';
  import ReactTestUtils from 'react/lib/ReactTestUtils';
  import ButtonToolbar from '../src/ButtonToolbar';
  import ButtonGroup from '../src/ButtonGroup';
  import Button from '../src/Button';
  
  describe('ButtonToolbar', function () {
    it('Should output a button toolbar', function () {
      let instance = ReactTestUtils.renderIntoDocument(
        <ButtonToolbar>
          <ButtonGroup>
            <Button>
              Title
            </Button>
          </ButtonGroup>
        </ButtonToolbar>
      );
      let node = React.findDOMNode(instance);
      assert.equal(node.nodeName, 'DIV');
      assert.ok(node.className.match(/\bbtn-toolbar\b/));
      assert.equal(node.getAttribute('role'), 'toolbar');
    });
  });
  