pgpainless/pgpainless-core/src/test/java/org/pgpainless/signature/SignatureStructureTest.java

104 lines
4.1 KiB
Java

// SPDX-FileCopyrightText: 2021 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package org.pgpainless.signature;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import java.io.IOException;
import java.util.List;
import org.bouncycastle.bcpg.sig.IssuerKeyID;
import org.bouncycastle.bcpg.sig.NotationData;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSignature;
import org.bouncycastle.util.encoders.Hex;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
import org.pgpainless.algorithm.HashAlgorithm;
import org.pgpainless.algorithm.PublicKeyAlgorithm;
import org.pgpainless.algorithm.SignatureType;
import org.pgpainless.key.OpenPgpV4Fingerprint;
import org.pgpainless.key.util.KeyIdUtil;
import org.pgpainless.signature.subpackets.SignatureSubpacketsUtil;
import org.pgpainless.util.DateUtil;
public class SignatureStructureTest {
private static PGPSignature signature;
@BeforeAll
public static void parseSignature() throws IOException, PGPException {
// see https://tests.sequoia-pgp.org/#Detached_signature_with_Subpackets (base case)
signature = SignatureUtils.readSignatures("-----BEGIN PGP SIGNATURE-----\n" +
"\n" +
"wsE7BAABCABlBYJgv4U3RxQAAAAAAB4AIHNhbHRAbm90YXRpb25zLnNlcXVvaWEt\n" +
"cGdwLm9yZyPTSDcCaeqXuP6nWREE/C94XG6ABwpIlZHM08WewmWgFiEE0aZuGiOx\n" +
"gsmYD3iM+/zIKgFeczAACgkQ+/zIKgFeczBdoQv+MqOUYG+LA0Sa6P/827ILn9lW\n" +
"4IQJZVBo/ssvIU0Q8GjvCl4c/kRf+VKSprfkBz+q+vjHI1Ob0rW8amuTvvlSzBQX\n" +
"6Kb20ahvRYDo445Twuo+/rnp+j5PdRpYITY665AhdwfHSYoEEMhqrEDSQGT8O2xO\n" +
"1115FJEJaepomY4K9rv2pI8+pX9jOht7sCBK/qkTy/8RC22VyYWoPLSpxldzOBAK\n" +
"/AcuVCXFGfBt6ybRDXKJJduOVDQ5UFCoC71tq4ah7YmwIMD+/cXYPd+0Xg66U8Eq\n" +
"3F9MPYCzDYwnhEYZPuHODucHXZ0xpiFRlRkVMZT//+3b4NdOONRf/8sz9YUIMNxB\n" +
"U2qrEUnByfz3k1ZdkNwn40jYYWHp7hxVmaIDN3v+o5lZfzrKLTWU6wZThZL2FQlf\n" +
"SqGzjkxOW/c5OcO/EtCUNwIATpou32d1srfK0wGy2ar/o40yezukr5DLTo6B67Hq\n" +
"Z0D2bD+77247LmD4iuHMHxTI3yv2J+ecfM11Ejir\n" +
"=pQWH\n" +
"-----END PGP SIGNATURE-----\n").get(0);
}
@Test
public void testGetSignatureVersion() {
assertEquals(4, signature.getVersion());
}
@Test
public void testGetSignatureType() {
assertEquals(SignatureType.BINARY_DOCUMENT, SignatureType.valueOf(signature.getSignatureType()));
}
@Test
public void testGetAlgorithm() {
assertEquals(PublicKeyAlgorithm.RSA_GENERAL, PublicKeyAlgorithm.fromId(signature.getKeyAlgorithm()));
}
@Test
public void testGetHashAlgorithm() {
assertEquals(HashAlgorithm.SHA256, HashAlgorithm.requireFromId(signature.getHashAlgorithm()));
}
@Test
public void testGetSignatureCreationTime() {
assertEquals(DateUtil.parseUTCDate("2021-06-08 14:56:55 UTC"), signature.getCreationTime());
}
@Test
public void testGetIssuerFingerprint() {
assertEquals(new OpenPgpV4Fingerprint("D1A66E1A23B182C9980F788CFBFCC82A015E7330"),
SignatureSubpacketsUtil.getIssuerFingerprintAsOpenPgpFingerprint(signature));
}
@Test
public void testGetIssuer() {
IssuerKeyID issuerKeyID = SignatureSubpacketsUtil.getIssuerKeyId(signature);
assertNotNull(issuerKeyID);
assertEquals(KeyIdUtil.fromLongKeyId("FBFCC82A015E7330"), issuerKeyID.getKeyID());
}
@Test
public void testGetNotations() {
List<NotationData> notations = SignatureSubpacketsUtil.getHashedNotationData(signature, "salt@notations.sequoia-pgp.org");
assertEquals(1, notations.size());
NotationData notation = notations.get(0);
assertEquals("23d348370269ea97b8fea7591104fc2f785c6e80070a489591ccd3c59ec265a0",
Hex.toHexString(notation.getNotationValueBytes()));
}
@Test
public void testGetSignatureDigestPrefix() {
assertEquals("5da1", SignatureUtils.getSignatureDigestPrefix(signature));
}
}