public void failureResult_GivenException_ShouldRetunNewFailureResult()
        {
            //---------------Set up test pack-------------------
            var fileMetadata  = new FileMetadata();
            var failureResult = new DropboxUploadSuccessResult(fileMetadata);
            //---------------Assert Precondition----------------

            //---------------Execute Test ----------------------
            var expected = failureResult.GerFileMetadata();

            //---------------Test Result -----------------------
            Assert.AreEqual(expected, fileMetadata);
        }