public async Task UploadNameTest(string testName)
{
var testFileContent = Enumerable.Range(1, 100).Select(i => (byte)(i & 255)).ToArray();
var testFile = await Amazon.Files.UploadNew(TestDirId, testName, () => new MemoryStream(testFileContent));
Assert.Equal(testName, testFile.name);
var memStr = new MemoryStream();
await Amazon.Files.Download(testFile.id, memStr);
Assert.Equal(testFileContent, memStr.ToArray());
}