public async Task UploadZeroLengthTest()
{
var testFileContent = new byte[0];
var testFile = await Amazon.Files.UploadNew(TestDirId, testFileName, () => new MemoryStream(testFileContent));
Assert.Equal(0, testFile.Length);
var memStr = new MemoryStream();
await Amazon.Files.Download(testFile.id, memStr);
Assert.Equal(testFileContent, memStr.ToArray());
}