content: import React from 'react';
  import ReactTestUtils from 'react/lib/ReactTestUtils';
  import Col from '../src/Col';
  
  describe('Col', () => {
    it('Should set Offset of zero', () => {
      let instance = ReactTestUtils.renderIntoDocument(
        <Col xsOffset={0} smOffset={0} mdOffset={0} lgOffset={0} />
      );
  
      let instanceClassName = React.findDOMNode(instance).className;
      assert.ok(instanceClassName.match(/\bcol-xs-offset-0\b/));
      assert.ok(instanceClassName.match(/\bcol-sm-offset-0\b/));
      assert.ok(instanceClassName.match(/\bcol-md-offset-0\b/));
      assert.ok(instanceClassName.match(/\bcol-lg-offset-0\b/));
    });
  
    it('Should set Pull of zero', () => {
      let instance = ReactTestUtils.renderIntoDocument(
        <Col xsPull={0} smPull={0} mdPull={0} lgPull={0} />
      );
  
      let instanceClassName = React.findDOMNode(instance).className;
      assert.ok(instanceClassName.match(/\bcol-xs-pull-0\b/));
      assert.ok(instanceClassName.match(/\bcol-sm-pull-0\b/));
      assert.ok(instanceClassName.match(/\bcol-md-pull-0\b/));
      assert.ok(instanceClassName.match(/\bcol-lg-pull-0\b/));
    });
  
    it('Should set Push of zero', () => {
      let instance = ReactTestUtils.renderIntoDocument(
        <Col xsPush={0} smPush={0} mdPush={0} lgPush={0} />
      );
  
      let instanceClassName = React.findDOMNode(instance).className;
      assert.ok(instanceClassName.match(/\bcol-xs-push-0\b/));
      assert.ok(instanceClassName.match(/\bcol-sm-push-0\b/));
      assert.ok(instanceClassName.match(/\bcol-md-push-0\b/));
      assert.ok(instanceClassName.match(/\bcol-lg-push-0\b/));
    });
  });
  