/*
* 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.
*/
/**
* @author Boris V. Kuznetsov
* @version $Revision$
*/
package org.apache.harmony.crypto.tests.javax.crypto;
import java.security.SecureRandom;
import java.util.Arrays;
import javax.crypto.Cipher;
import javax.crypto.CipherSpi;
import javax.crypto.NullCipher;
import javax.crypto.spec.SecretKeySpec;
import junit.framework.TestCase;
/**
*
* Tests for NullCipher
*/
public class NullCipherTest extends TestCase {
private Cipher c;
protected void setUp() throws Exception {
super.setUp();
c = new NullCipher();
}
public void testGetAlgorithm() {
c.getAlgorithm();
}
public void testGetBlockSize() {
assertEquals("Incorrect BlockSize", 1, c.getBlockSize());
}
public void testGetOutputSize() {
assertEquals("Incorrect OutputSize", 111, c.getOutputSize(111));
}
public void testGetIV() {
assertTrue("Incorrect IV", Arrays.equals(c.getIV(), new byte[8]));
}
public void testGetParameters() {
assertNull("Incorrect Parameters", c.getParameters());
}
public void testGetExemptionMechanism() {
assertNull("Incorrect ExemptionMechanism", c.getExemptionMechanism());
}
/*
* Class under test for void init(int, Key)
*/
public void testInitintKey() throws Exception {
c.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(new byte[1], "algorithm"));
}
/*
* Class under test for void init(int, Key, SecureRandom)
*/
public void testInitintKeySecureRandom() throws Exception {
c.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(new byte[1],
"algorithm"), new SecureRandom());
}
/*
* Class under test for void init(int, Key, AlgorithmParameterSpec)
*/
public void testInitintKeyAlgorithmParameterSpec() throws Exception {
class myAlgorithmParameterSpec implements java.security.spec.AlgorithmParameterSpec {}
c.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(new byte[1],
"algorithm"), new myAlgorithmParameterSpec());
}
/*
* Class under test for byte[] update(byte[])
*/
public void testUpdatebyteArray() throws Exception {
byte [] b = {1, 2, 3, 4, 5};
byte [] r = c.update(b);
assertEquals("different length", b.length, r.length);
assertTrue("different content", Arrays.equals(b, r));
}
/*
* Class under test for byte[] update(byte[], int, int)
*/
public void testUpdatebyteArrayintint() throws Exception {
byte [] b = {1, 2, 3, 4, 5};
byte [] r = c.update(b, 0, 5);
assertEquals("different length", b.length, r.length);
assertTrue("different content", Arrays.equals(b, r));
r = c.update(b, 1, 3);
assertEquals("different length", 3, r.length);
for (int i = 0; i < 3; i++) {
assertEquals("different content", b[i + 1], r[i]);
}
}
/*
* Class under test for int update(byte[], int, int, byte[])
*/
public void testUpdatebyteArrayintintbyteArray() throws Exception {
byte [] b = {1, 2, 3, 4, 5};
byte [] r = new byte[5];
c.update(b, 0, 5, r);
assertTrue("different content", Arrays.equals(b, r));
}
/*
* Class under test for int update(byte[], int, int, byte[], int)
*/
public void testUpdatebyteArrayintintbyteArrayint() throws Exception {
byte [] b = {1, 2, 3, 4, 5};
byte [] r = new byte[5];
c.update(b, 0, 5, r, 0);
assertTrue("different content", Arrays.equals(b, r));
}
/*
* Class under test for byte[] doFinal()
*/
public void testDoFinal() throws Exception {
assertNull("doFinal failed", c.doFinal());
}
/*
* Class under test for int doFinal(byte[], int)
*/
public void testDoFinalbyteArrayint() throws Exception {
byte [] r = new byte[5];
assertEquals("doFinal failed", 0, c.doFinal(r, 0));
}
/*
* Class under test for byte[] doFinal(byte[])
*/
public void testDoFinalbyteArray() throws Exception {
byte [] b = {1, 2, 3, 4, 5};
byte [] r = null;
r = c.doFinal(b);
assertEquals("different length", b.length, r.length);
assertTrue("different content", Arrays.equals(b, r));
}
/*
* Class under test for byte[] doFinal(byte[], int, int)
*/
public void testDoFinalbyteArrayintint() throws Exception {
byte [] b = {1, 2, 3, 4, 5};
byte [] r = null;
r = c.doFinal(b, 0, 5);
assertEquals("different length", b.length, r.length);
assertTrue("different content", Arrays.equals(b, r));
r = c.doFinal(b, 1, 3);
assertEquals("different length", 3, r.length);
for (int i = 0; i < 3; i++) {
assertEquals("different content", b[i + 1], r[i]);
}
}
/*
* Class under test for byte[] update(byte[], int, int)
*/
public void testUpdatebyteArrayintint2() {
//Regression for HARMONY-758
try {
new NullCipher().update(new byte[1], 1, Integer.MAX_VALUE);
fail("Expected IllegalArgumentException was not thrown");
} catch (IllegalArgumentException e) {
}
}
/*
* Class under test for int doFinal(byte[], int, int, byte[])
*/
public void testDoFinalbyteArrayintintbyteArray() throws Exception {
byte [] b = {1, 2, 3, 4, 5};
byte [] r = new byte[5];
c.doFinal(b, 0, 5, r);
assertTrue("different content", Arrays.equals(b, r));
}
/*
* Class under test for int doFinal(byte[], int, int, byte[])
*/
public void testDoFinalbyteArrayintintbyteArray2() throws Exception {
//Regression for HARMONY-758
try {
new NullCipher().update(new byte[1], 1, Integer.MAX_VALUE,
new byte[1]);
fail("Expected IllegalArgumentException was not thrown");
} catch (IllegalArgumentException e) {
}
}
/*
* Class under test for int doFinal(byte[], int, int, byte[])
*/
public void testDoFinalbyteArrayintintbyteArray3() throws Exception {
//Regression for HARMONY-758
try {
new NullCipher().update(new byte[1], 0, 1, new byte[0]);
fail("Expected IndexOutOfBoundsException was not thrown");
} catch (IndexOutOfBoundsException e) {
}
}
/*
* Class under test for int doFinal(byte[], int, int, byte[], int)
*/
public void testDoFinalbyteArrayintintbyteArrayint() throws Exception {
byte [] b = {1, 2, 3, 4, 5};
byte [] r = new byte[5];
c.doFinal(b, 0, 5, r, 0);
assertTrue("different content", Arrays.equals(b, r));
}
/*
* Class under test for int doFinal(byte[], int, int, byte[], int)
*/
public void testDoFinalbyteArrayintintbyteArrayint2() throws Exception {
//Regression for HARMONY-758
try {
new NullCipher().update(new byte[1], 1, Integer.MAX_VALUE,
new byte[1], 0);
fail("Expected IllegalArgumentException was not thrown");
} catch (IllegalArgumentException e) {
}
}
/*
* Class under test for int doFinal(byte[], int, int, byte[], int)
*/
public void testDoFinalbyteArrayintintbyteArrayint3() throws Exception {
//Regression for HARMONY-758
try {
new NullCipher().update(new byte[1], 0, 1,
new byte[0], 0);
fail("Expected IndexOutOfBoundsException was not thrown");
} catch (IndexOutOfBoundsException e) {
}
}
}