private RootNode createRootNode(RootNodeType rootNodeType, ClassificationType classificationType)
        {
            var node = new RootNode(rootNodeType);

            A.CallTo(() => _rootNodeTypeMapper.MapFrom(classificationType)).Returns(rootNodeType);
            A.CallTo(() => _explorerPresenter.NodeByType(rootNodeType)).Returns(node);
            return(node);
        }
 private RootNode rootNodeFor(IClassification classification)
 {
     return(_explorerPresenter.NodeByType(_rootNodeTypeMapper.MapFrom(classification.ClassificationType)));
 }