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/*
* SonarQube
* Copyright (C) 2009-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.api.config.internal;
import java.io.File;
import java.net.URL;
import java.security.InvalidKeyException;
import javax.crypto.BadPaddingException;
import org.apache.commons.lang3.StringUtils;
import org.junit.Test;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;
public class AesGCMCipherTest {
@Test
public void encrypt_should_generate_different_value_everytime() throws Exception {
AesGCMCipher cipher = new AesGCMCipher(pathToSecretKey());
String encryptedText1 = cipher.encrypt("this is a secret");
String encryptedText2 = cipher.encrypt("this is a secret");
assertThat(StringUtils.isNotBlank(encryptedText1)).isTrue();
assertThat(StringUtils.isNotBlank(encryptedText2)).isTrue();
assertThat(encryptedText1).isNotEqualTo(encryptedText2);
}
@Test
public void encrypt_bad_key() throws Exception {
URL resource = getClass().getResource("/org/sonar/api/config/internal/AesCipherTest/bad_secret_key.txt");
AesGCMCipher cipher = new AesGCMCipher(new File(resource.toURI()).getCanonicalPath());
assertThatThrownBy(() -> cipher.encrypt("this is a secret"))
.hasCauseInstanceOf(InvalidKeyException.class);
}
@Test
public void decrypt() throws Exception {
AesGCMCipher cipher = new AesGCMCipher(pathToSecretKey());
String input1 = "this is a secret";
String input2 = "asdkfja;ksldjfowiaqueropijadfskncmnv/sdjflskjdflkjiqoeuwroiqu./qewirouasoidfhjaskldfhjkhckjnkiuoewiruoasdjkfalkufoiwueroijuqwoerjsdkjflweoiru";
assertThat(cipher.decrypt(cipher.encrypt(input1))).isEqualTo(input1);
assertThat(cipher.decrypt(cipher.encrypt(input1))).isEqualTo(input1);
assertThat(cipher.decrypt(cipher.encrypt(input2))).isEqualTo(input2);
assertThat(cipher.decrypt(cipher.encrypt(input2))).isEqualTo(input2);
}
@Test
public void decrypt_bad_key() throws Exception {
URL resource = getClass().getResource("/org/sonar/api/config/internal/AesCipherTest/bad_secret_key.txt");
AesGCMCipher cipher = new AesGCMCipher(new File(resource.toURI()).getCanonicalPath());
assertThatThrownBy(() -> cipher.decrypt("9mx5Zq4JVyjeChTcVjEide4kWCwusFl7P2dSVXtg9IY="))
.hasCauseInstanceOf(InvalidKeyException.class);
}
@Test
public void decrypt_other_key() throws Exception {
URL resource = getClass().getResource("/org/sonar/api/config/internal/AesCipherTest/other_secret_key.txt");
AesGCMCipher originalCipher = new AesGCMCipher(pathToSecretKey());
AesGCMCipher cipher = new AesGCMCipher(new File(resource.toURI()).getCanonicalPath());
assertThatThrownBy(() -> cipher.decrypt(originalCipher.encrypt("this is a secret")))
.hasCauseInstanceOf(BadPaddingException.class);
}
private String pathToSecretKey() throws Exception {
URL resource = getClass().getResource("/org/sonar/api/config/internal/AesCipherTest/aes_secret_key.txt");
return new File(resource.toURI()).getCanonicalPath();
}
}
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