public async void File_Encrypted_Upload_Download_Delete()
{
const string filename = "encrypted_file";
// Generate an IV (16 Byte) + Key (32 Byte)
var ivAndKey = new byte[16 + 32];
for (var i = 0; i < ivAndKey.Length; i++)
{
ivAndKey[i] = (byte)i;
}
// Upload file encrypted
await using var uploadMs = new MemoryStream(file);
var successfulUpload = await bucket.UploadFileEncrypted(BucketName, filename, file.Length, ivAndKey, uploadMs);
Assert.True(successfulUpload);
// Ensure file is not readable without encryption
await using var downloadEncryptedBlobMs = new MemoryStream(file.Length);
var successfulDownload = await bucket.DownloadFile(BucketName, filename, file.Length, downloadEncryptedBlobMs);
Assert.True(successfulDownload);
Assert.NotEqual(file, downloadEncryptedBlobMs.ToArray());
// Download and decrypt file
await using var downloadMs = new MemoryStream(file.Length);
var successfulDecryptedDownload = await bucket.DownloadFileDecrypted(BucketName, filename, file.Length, ivAndKey, downloadMs);
Assert.True(successfulDecryptedDownload);
Assert.Equal(file, downloadMs.ToArray());
// Remove uploaded file
var successfulDeleted = await bucket.DeleteFile(BucketName, filename);
Assert.True(successfulDeleted);
}