code: function (testIdx, testCount, variationCount) {
      if (variationCount === undefined) {
        return typeof this.xml[0].children[testIdx].children[testCount].attrs === 'undefined';
      }
  
      return typeof this.xml[0].children[testIdx].children[testCount].children[variationCount].attrs === 'undefined';
    }
docs: Helper method to check if attributes should be set to an empty object literal
  
  @method _checkNodeAttributes
  @param {string} testIdx Id of the test node
  @param {string} testCount Id of the child node
  @param {string} variationCount Id of the testCount child node