text: 'use strict';
  
  var CSSLint = require('../../lib/csslint').CSSLint;
  
  module.exports = function (t, a) {
  	var tpl = '\nbody div { margin-right: 21px;}\ndiv { margin: 20px; }';
  
  	CSSLint.addRule(t);
  	a.deep(CSSLint.verify(tpl).messages, [{
  		type: 'warning',
  		line: 3,
  		col: 21,
  		message: t.desc,
  		evidence: 'div { margin: 20px; }',
  		rule: t
  	}]);
  };
  