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Test decryption of messages using Session Key

This commit is contained in:
Paul Schaub 2022-09-12 15:25:43 +02:00
parent 7480c47fa7
commit 8dfabf1842
1 changed files with 72 additions and 0 deletions
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pgpainless-core/src/test/java/org/pgpainless/decryption_verification/TestDecryptionOfMessageWithoutESKUsingSessionKey.java Normal file
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// SPDX-FileCopyrightText: 2022 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package org.pgpainless.decryption_verification;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSessionKey;
import org.bouncycastle.util.io.Streams;
import org.junit.jupiter.api.Disabled;
import org.junit.jupiter.api.Test;
import org.pgpainless.PGPainless;
import org.pgpainless.util.SessionKey;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class TestDecryptionOfMessageWithoutESKUsingSessionKey {
private static final String encryptedMessageWithSKESK = "" +
"-----BEGIN PGP MESSAGE-----\n" +
"Version: PGPainless\n" +
"\n" +
"jA0ECQMCc7jNEadAMZJg0j8BNtJwO2PLoRdG+VynivV7XpHp2Nw/S489vksUKct6\n" +
"7CYTFpVTzB4IcJwmUGMmre/N1KMTznEBzy3Txa1QVBc=\n" +
"=3M8l\n" +
"-----END PGP MESSAGE-----";
private static final String encryptedMessageWithoutESK = "" +
"-----BEGIN PGP MESSAGE-----\n" +
"Version: PGPainless\n" +
"\n" +
"0j8BNtJwO2PLoRdG+VynivV7XpHp2Nw/S489vksUKct67CYTFpVTzB4IcJwmUGMm\n" +
"re/N1KMTznEBzy3Txa1QVBc=\n" +
"=t+pk\n" +
"-----END PGP MESSAGE-----";
private static final SessionKey sessionKey = new SessionKey(
PGPSessionKey.fromAsciiRepresentation("9:26be99bc478520fbc8ab8fb84991dace4b82cfb9b00f7d05c051d69b8cea8a7f"));
@Test
public void decryptMessageWithSKESK() throws PGPException, IOException {
ByteArrayInputStream in = new ByteArrayInputStream(encryptedMessageWithSKESK.getBytes(StandardCharsets.UTF_8));
DecryptionStream decryptionStream = PGPainless.decryptAndOrVerify()
.onInputStream(in)
.withOptions(ConsumerOptions.get()
.setSessionKey(sessionKey));
ByteArrayOutputStream out = new ByteArrayOutputStream();
Streams.pipeAll(decryptionStream, out);
decryptionStream.close();
assertEquals("Hello, World!\n", out.toString());
}
// TODO: Enable when BC 172 gets released with our fix
@Disabled("Bug in BC 171. See https://github.com/bcgit/bc-java/pull/1228")
@Test
public void decryptMessageWithoutSKESK() throws PGPException, IOException {
ByteArrayInputStream in = new ByteArrayInputStream(encryptedMessageWithoutESK.getBytes(StandardCharsets.UTF_8));
DecryptionStream decryptionStream = PGPainless.decryptAndOrVerify()
.onInputStream(in)
.withOptions(ConsumerOptions.get()
.setSessionKey(sessionKey));
ByteArrayOutputStream out = new ByteArrayOutputStream();
Streams.pipeAll(decryptionStream, out);
decryptionStream.close();
assertEquals("Hello, World!\n", out.toString());
}
}