public void Relative() {
var storage = new Storaging.Storage(BasePath);
//storage 必须存在，如果没有目录就创建一个
//Storage must existed.If not , the construtor will create it
Assert.True(storage.IsExisted);
//写一个文件
//write text to a file
storage.PutText("access/test.txt","hello");
//读取一个文件文本
//read text from a file
var content = storage.GetText("access/test.txt");
Assert.Equal("hello", content);
//获取Storage Item
// Get a storage item
var textItem = storage.GetItem("access/test.txt");
Assert.Equal(textItem.StorageType, StorageTypes.File);
//Full name is the absolute path
//FullName 是文件系统的全名
Assert.Equal(BasePath + "/access/test.txt", textItem.FullName);
//Relative name is the name relate on the storage base path
//相对名是相对Storage 的名字
Assert.Equal("/access/test.txt", textItem.RelativeName);
Assert.Equal(textItem.Storage, storage);
//Name is the name of this item (file name or directory name)
//名字就文件名或目录名
Assert.Equal("test.txt", textItem.Name);
Assert.Equal(textItem.Parent.RelativeName,"/access");
Assert.Equal(textItem.Parent.FullName,BasePath + "/access");
var subitem = textItem.Parent.CreateItem("sub/testdir");
Assert.Equal(subitem.StorageType , StorageTypes.Directory);
Assert.Equal(subitem.FullName,BasePath + "/access/sub/testdir");
Assert.Equal(subitem.RelativeName,"/access/sub/testdir");
var accessItem = storage.GetItem("access") as IStorageDirectory;
var list = accessItem.ListItems(false);
Assert.Equal(2,list.Count);
Assert.True(list[1].Equals(textItem));
var all = accessItem.ListItems(true);
Assert.Equal(3,all.Count);
Assert.Equal(all[0].RelativeName, "/access/sub");
Assert.Equal(all[1].RelativeName,"/access/sub/testdir");
Assert.Equal(all[2].RelativeName,"/access/test.txt");
}
