public async Task GetStreamTest() { var provider = new FileSystemProvider(BaseDir); var filename = Path.GetRandomFileName(); var add = await provider.AddFile(RandomFileGenerator.RandomFileByteArray(1000), filename); using (MemoryStream stream = new MemoryStream()) { await provider.DownloadStream(stream, filename); Assert.IsTrue(stream.Length == 999);//file storage size is 999 for 1000 bytes } }