public void Test_GetLastAccessTimeUtc()
{
var storage = new DiskIsolateStorage("Test", baseDirectory);
storage.InitStore();
string storePath = Path.Combine(baseDirectory, "Test");
//创建目录
string dir = "Test" + Guid.NewGuid().ToString();
storage.CreateDirectory(dir);
var dirLastAccessTime = Directory.GetLastAccessTimeUtc(Path.Combine(storePath, dir));
//创建文件
string testString = "This is teststring";
MemoryStream stream = new MemoryStream();
byte[] buffer = Encoding.Default.GetBytes(testString);
stream.Write(buffer, 0, 18);
var filePath = Guid.NewGuid().ToString() + ".txt";
storage.CreateFile(filePath, stream);
FileStream fs = File.Open(Path.Combine(storePath, filePath), FileMode.Open);
fs.Close();
var fileLastAccessTime = File.GetLastAccessTimeUtc(Path.Combine(storePath, filePath));
var dirResult = storage.GetLastAccessTimeUtc(dir);
var fileResult = storage.GetLastAccessTimeUtc(filePath);
Assert.AreEqual(dirLastAccessTime, dirResult);
Assert.AreEqual(fileLastAccessTime, fileResult);
}