public void MongoFsFileRepositoryDeleteFileTest()
        {
            var repo    = new MongoFsSingleCopyFileRepository();
            var orginal = repo.CreateFile("txt", getProbe("1"));

            repo.DeleteFile(orginal);
            Assert.IsNull(repo.GetFileBytes(orginal));
        }
        public void MongoFsFileRepositoryCloneFileTest()
        {
            var repo    = new MongoFsSingleCopyFileRepository();
            var orginal = repo.CreateFile("txt", getProbe("1"));
            var clone   = repo.CloneFile(orginal);

            repo.DeleteFile(orginal);
            Assert.IsTrue(repo.GetFileStream(clone).Length > 0);
        }