pgpainless/pgpainless-sop/src/test/java/org/pgpainless/sop/DetachInbandSignatureAndMes...

79 lines
3.1 KiB
Java

// SPDX-FileCopyrightText: 2021 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package org.pgpainless.sop;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.List;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.bouncycastle.util.io.Streams;
import org.junit.jupiter.api.Test;
import org.pgpainless.PGPainless;
import org.pgpainless.algorithm.DocumentSignatureType;
import org.pgpainless.encryption_signing.EncryptionStream;
import org.pgpainless.encryption_signing.ProducerOptions;
import org.pgpainless.encryption_signing.SigningOptions;
import org.pgpainless.key.OpenPgpV4Fingerprint;
import org.pgpainless.key.protection.SecretKeyRingProtector;
import sop.ByteArrayAndResult;
import sop.SOP;
import sop.Signatures;
import sop.Verification;
public class DetachInbandSignatureAndMessageTest {
@Test
public void testDetachingOfInbandSignaturesAndMessage() throws IOException, PGPException {
SOP sop = new SOPImpl();
byte[] key = sop.generateKey()
.userId("Alice <alice@pgpainless.org>")
.generate()
.getBytes();
byte[] cert = sop.extractCert().key(key).getBytes();
PGPSecretKeyRing secretKey = PGPainless.readKeyRing().secretKeyRing(key);
// Create a cleartext signed message
byte[] data = "Hello, World\n".getBytes(StandardCharsets.UTF_8);
ByteArrayOutputStream out = new ByteArrayOutputStream();
EncryptionStream signingStream = PGPainless.encryptAndOrSign()
.onOutputStream(out)
.withOptions(
ProducerOptions.sign(
SigningOptions.get()
.addDetachedSignature(SecretKeyRingProtector.unprotectedKeys(),
secretKey, DocumentSignatureType.BINARY_DOCUMENT)
).setCleartextSigned());
Streams.pipeAll(new ByteArrayInputStream(data), signingStream);
signingStream.close();
// actually detach the message
ByteArrayAndResult<Signatures> detachedMsg = sop.detachInbandSignatureAndMessage()
.message(out.toByteArray())
.toByteArrayAndResult();
byte[] message = detachedMsg.getBytes();
byte[] signature = detachedMsg.getResult().getBytes();
List<Verification> verificationList = sop.verify()
.cert(cert)
.signatures(signature)
.data(message);
assertFalse(verificationList.isEmpty());
assertEquals(1, verificationList.size());
assertEquals(new OpenPgpV4Fingerprint(secretKey).toString(), verificationList.get(0).getSigningCertFingerprint());
assertArrayEquals(data, message);
}
}