/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.shiro.crypto;
import org.apache.shiro.codec.CodecSupport;
import org.apache.shiro.util.ByteSource;
import org.junit.Test;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.util.Arrays;
import static junit.framework.Assert.assertTrue;
/**
* Test class for the AesCipherService class.
*
* @since 1.0
*/
public class AesCipherServiceTest {
private static final String[] PLAINTEXTS = new String[]{
"Hello, this is a test.",
"Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua."
};
@Test
public void testBlockOperations() {
AesCipherService aes = new AesCipherService();
byte[] key = aes.generateNewKey().getEncoded();
for (String plain : PLAINTEXTS) {
byte[] plaintext = CodecSupport.toBytes(plain);
ByteSource ciphertext = aes.encrypt(plaintext, key);
ByteSource decrypted = aes.decrypt(ciphertext.getBytes(), key);
assertTrue(Arrays.equals(plaintext, decrypted.getBytes()));
}
}
@Test
public void testStreamingOperations() {
AesCipherService cipher = new AesCipherService();
byte[] key = cipher.generateNewKey().getEncoded();
for (String plain : PLAINTEXTS) {
byte[] plaintext = CodecSupport.toBytes(plain);
InputStream plainIn = new ByteArrayInputStream(plaintext);
ByteArrayOutputStream cipherOut = new ByteArrayOutputStream();
cipher.encrypt(plainIn, cipherOut, key);
byte[] ciphertext = cipherOut.toByteArray();
InputStream cipherIn = new ByteArrayInputStream(ciphertext);
ByteArrayOutputStream plainOut = new ByteArrayOutputStream();
cipher.decrypt(cipherIn, plainOut, key);
byte[] decrypted = plainOut.toByteArray();
assertTrue(Arrays.equals(plaintext, decrypted));
}
}
}