public void DeleteFileTest()
        {
            using (IStorage storage = new StorageTest())
              {
            var basePath = storage.BasePath + "DeleteFileTest/";

            Directory.CreateDirectory(basePath);

            var file1 = File.Create(basePath + "file1.txt");
            file1.Close();

            var file2 = File.Create(basePath + "file2.bin");
            file2.Close();

            storage.DeleteFile("DeleteFileTest/file1.txt");

            Assert.IsFalse(File.Exists(basePath + "file1.txt"));
            Assert.IsTrue(File.Exists(basePath + "file2.bin"));
              }
        }