public async Task MultipartViaClient() { byte[] data = new byte[10 * 1024 * 1024]; //10 Mb for (int i = 0; i < data.Length; i++) { data[i] = (byte)(i % 255); } using (MemoryStream ms = new MemoryStream(data)) { MultipartUploadStatus resp = await MultipartClient.MultipartUploadAsync(BucketName, nameof(MultipartViaClient), ms, 5 * 1024 * 1024).ConfigureAwait(false); Assert.Equal(MultipartUploadStatus.Ok, resp); } GetObjectResponse getResp = await ObjectClient.GetObjectAsync(BucketName, nameof(MultipartViaClient)).ConfigureAwait(false); Assert.True(getResp.IsSuccess); using (MemoryStream ms = new MemoryStream()) { await getResp.Content.CopyToAsync(ms).ConfigureAwait(false); Assert.Equal(data, ms.ToArray()); } //Try multipart downloading it using (MemoryStream ms = new MemoryStream()) { await MultipartClient.MultipartDownloadAsync(BucketName, nameof(MultipartViaClient), ms).ConfigureAwait(false); Assert.Equal(data, ms.ToArray()); } HeadObjectResponse headResp = await ObjectClient.HeadObjectAsync(BucketName, nameof(MultipartViaClient), req => req.PartNumber = 1).ConfigureAwait(false); Assert.Equal(2, headResp.NumberOfParts); }