pgpainless/pgpainless-core/src/test/java/org/pgpainless/decryption_verification/DecryptAndVerifyMessageTest...

80 lines
3.1 KiB
Java

// SPDX-FileCopyrightText: 2020 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package org.pgpainless.decryption_verification;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.charset.Charset;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.bouncycastle.util.io.Streams;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.TestTemplate;
import org.junit.jupiter.api.extension.ExtendWith;
import org.pgpainless.PGPainless;
import org.pgpainless.algorithm.CompressionAlgorithm;
import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
import org.pgpainless.key.SubkeyIdentifier;
import org.pgpainless.key.TestKeys;
import org.pgpainless.key.util.KeyRingUtils;
import org.pgpainless.util.TestAllImplementations;
public class DecryptAndVerifyMessageTest {
// Don't use StandardCharsets.UTF8 because of Android API level.
@SuppressWarnings("CharsetObjectCanBeUsed")
private static final Charset UTF8 = Charset.forName("UTF-8");
private PGPSecretKeyRing juliet;
private PGPSecretKeyRing romeo;
@BeforeEach
public void loadKeys() throws IOException, PGPException {
juliet = TestKeys.getJulietSecretKeyRing();
romeo = TestKeys.getRomeoSecretKeyRing();
}
@TestTemplate
@ExtendWith(TestAllImplementations.class)
public void decryptMessageAndVerifySignatureTest() throws Exception {
String encryptedMessage = TestKeys.MSG_SIGN_CRYPT_JULIET_JULIET;
ConsumerOptions options = new ConsumerOptions()
.addDecryptionKey(juliet)
.addVerificationCert(KeyRingUtils.publicKeyRingFrom(juliet));
DecryptionStream decryptor = PGPainless.decryptAndOrVerify()
.onInputStream(new ByteArrayInputStream(encryptedMessage.getBytes()))
.withOptions(options);
ByteArrayOutputStream toPlain = new ByteArrayOutputStream();
Streams.pipeAll(decryptor, toPlain);
decryptor.close();
toPlain.close();
OpenPgpMetadata metadata = decryptor.getResult();
byte[] expected = TestKeys.TEST_MESSAGE_01_PLAIN.getBytes(UTF8);
byte[] actual = toPlain.toByteArray();
assertArrayEquals(expected, actual);
assertTrue(metadata.isEncrypted());
assertTrue(metadata.isSigned());
assertTrue(metadata.isVerified());
assertEquals(CompressionAlgorithm.ZLIB, metadata.getCompressionAlgorithm());
assertEquals(SymmetricKeyAlgorithm.AES_256, metadata.getSymmetricKeyAlgorithm());
assertEquals(1, metadata.getSignatures().size());
assertEquals(1, metadata.getVerifiedSignatures().size());
assertTrue(metadata.containsVerifiedSignatureFrom(TestKeys.JULIET_FINGERPRINT));
assertEquals(new SubkeyIdentifier(TestKeys.JULIET_FINGERPRINT), metadata.getDecryptionKey());
}
}