public void MoveFile(NewFileSystemDelegate fsFactory) { DiscFileSystem fs = fsFactory(); DiscFileInfo fi = fs.GetFileInfo("foo.txt"); using (Stream s = fi.Create()) { for (int i = 0; i < 10; ++i) { s.Write(new byte[111], 0, 111); } } fi.Attributes = FileAttributes.Hidden | FileAttributes.System; fi.MoveTo("foo2.txt"); fi = fs.GetFileInfo("foo2.txt"); Assert.IsTrue(fi.Exists); Assert.AreEqual(1110, fi.Length); Assert.AreEqual(FileAttributes.Hidden | FileAttributes.System, fi.Attributes); fi = fs.GetFileInfo("foo.txt"); Assert.IsFalse(fi.Exists); }