/*
* 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 Vera Y. Petrashkova
*/
package org.apache.harmony.crypto.tests.javax.crypto;
import java.security.InvalidAlgorithmParameterException;
import java.security.InvalidKeyException;
import java.security.Key;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.Provider;
import java.security.Security;
import java.security.spec.AlgorithmParameterSpec;
import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;
import org.apache.harmony.security.tests.support.SpiEngUtils;
import junit.framework.TestCase;
/**
* Tests for Mac class constructors and methods
*
*/
public class Mac_ImplTest extends TestCase {
private static final String srvMac = "Mac";
private static final String defaultAlg = "MyMacProv";
private static final String MacProviderClass = "org.apache.harmony.crypto.tests.support.MyMacSpi";
private static final String[] invalidValues = SpiEngUtils.invalidValues;
private static final String[] validValues;
static {
validValues = new String[5];
validValues[0] = defaultAlg;
validValues[1] = defaultAlg.toUpperCase();
validValues[2] = defaultAlg.toLowerCase();
validValues[3] = "myMACprov";
validValues[4] = "MyMaCpRoV";
}
Provider mProv;
protected void setUp() throws Exception {
super.setUp();
mProv = (new SpiEngUtils()).new MyProvider("MyMacProvider", "Testing provider",
srvMac.concat(".").concat(defaultAlg),
MacProviderClass);
Security.insertProviderAt(mProv, 2);
}
/*
* @see TestCase#tearDown()
*/
protected void tearDown() throws Exception {
super.tearDown();
Security.removeProvider(mProv.getName());
}
protected void checkResult(Mac mac) throws InvalidKeyException,
InvalidAlgorithmParameterException {
assertEquals("Incorrect MacLength", mac.getMacLength(), 0);
byte [] b = {(byte)0, (byte)0, (byte)0, (byte)0, (byte)0};
SecretKeySpec scs = new SecretKeySpec(b, "SHA1");
AlgParSpec parms = new AlgParSpec();
tmpKey tKey = new tmpKey();
mac.init(scs);
byte[] bb = mac.doFinal();
assertEquals(bb.length, 0);
mac.reset();
bb = mac.doFinal();
assertEquals(bb.length, 1);
try {
mac.init(null);
fail("InvalidKeyException should be thrown");
} catch (InvalidKeyException e) {
}
try {
mac.init(null, null);
fail("InvalidKeyException should be thrown");
} catch (InvalidKeyException e) {
}
mac.init(scs, null);
mac.init(scs, parms);
try {
mac.init(tKey, null);
fail("InvalidAlgorithmParameterException or IllegalArgumentException "
+ "should be thrown for incorrect parameter");
} catch (IllegalArgumentException e) {
} catch (InvalidAlgorithmParameterException e) {
}
try {
mac.clone();
fail("No expected CloneNotSupportedException");
} catch (CloneNotSupportedException e) {
}
}
/**
* Test for <code>getInstance(String algorithm)</code> method
* Assertions:
* throws NullPointerException when algorithm is null;
* throws NoSuchAlgorithmException when algorithm is not correct;
* returns Mac object
*/
public void testGetInstance01() throws NoSuchAlgorithmException,
InvalidKeyException,
InvalidAlgorithmParameterException {
try {
Mac.getInstance(null);
fail("NullPointerException or NoSuchAlgorithmException should be thrown when algorithm is null");
} catch (NullPointerException e) {
} catch (NoSuchAlgorithmException e) {
}
for (int i = 0; i < invalidValues.length; i++) {
try {
Mac.getInstance(invalidValues[i]);
fail("NoSuchAlgorithmException must be thrown (algorithm: "
.concat(invalidValues[i]).concat(")"));
} catch (NoSuchAlgorithmException e) {
}
}
Mac keyAgr;
for (int i = 0; i < validValues.length; i++) {
keyAgr = Mac.getInstance(validValues[i]);
assertEquals("Incorrect algorithm", keyAgr.getAlgorithm(),
validValues[i]);
assertEquals("Incorrect provider", keyAgr.getProvider(), mProv);
checkResult(keyAgr);
}
}
/**
* Test for <code>getInstance(String algorithm, String provider)</code>
* method
* Assertions:
* throws NullPointerException when algorithm is null;
* throws NoSuchAlgorithmException when algorithm is not correct;
* throws IllegalArgumentException when provider is null;
* throws NoSuchProviderException when provider is available;
* returns Mac object
*/
public void testGetInstance02() throws NoSuchAlgorithmException,
NoSuchProviderException, IllegalArgumentException,
InvalidKeyException,
InvalidAlgorithmParameterException {
try {
Mac.getInstance(null, mProv.getName());
fail("NullPointerException or NoSuchAlgorithmException should be thrown when algorithm is null");
} catch (NullPointerException e) {
} catch (NoSuchAlgorithmException e) {
}
for (int i = 0; i < invalidValues.length; i++) {
try {
Mac.getInstance(invalidValues[i], mProv
.getName());
fail("NoSuchAlgorithmException must be thrown (algorithm: "
.concat(invalidValues[i]).concat(")"));
} catch (NoSuchAlgorithmException e) {
}
}
String prov = null;
for (int i = 0; i < validValues.length; i++) {
try {
Mac.getInstance(validValues[i], prov);
fail("IllegalArgumentException must be thrown when provider is null (algorithm: "
.concat(invalidValues[i]).concat(")"));
} catch (IllegalArgumentException e) {
}
}
for (int i = 0; i < validValues.length; i++) {
for (int j = 1; j < invalidValues.length; j++) {
try {
Mac.getInstance(validValues[i],
invalidValues[j]);
fail("NoSuchProviderException must be thrown (algorithm: "
.concat(invalidValues[i]).concat(" provider: ")
.concat(invalidValues[j]).concat(")"));
} catch (NoSuchProviderException e) {
}
}
}
Mac keyAgr;
for (int i = 0; i < validValues.length; i++) {
keyAgr = Mac.getInstance(validValues[i], mProv
.getName());
assertEquals("Incorrect algorithm", keyAgr.getAlgorithm(),
validValues[i]);
assertEquals("Incorrect provider", keyAgr.getProvider().getName(),
mProv.getName());
checkResult(keyAgr);
}
}
/**
* Test for <code>getInstance(String algorithm, Provider provider)</code>
* method
* Assertions:
* throws NullPointerException when algorithm is null;
* throws NoSuchAlgorithmException when algorithm is not correct;
* throws IllegalArgumentException when provider is null;
* returns Mac object
*/
public void testGetInstance03() throws NoSuchAlgorithmException,
IllegalArgumentException,
InvalidKeyException,
InvalidAlgorithmParameterException {
try {
Mac.getInstance(null, mProv);
fail("NullPointerException or NoSuchAlgorithmException should be thrown when algorithm is null");
} catch (NullPointerException e) {
} catch (NoSuchAlgorithmException e) {
}
for (int i = 0; i < invalidValues.length; i++) {
try {
Mac.getInstance(invalidValues[i], mProv);
fail("NoSuchAlgorithmException must be thrown (algorithm: "
.concat(invalidValues[i]).concat(")"));
} catch (NoSuchAlgorithmException e) {
}
}
Provider prov = null;
for (int i = 0; i < validValues.length; i++) {
try {
Mac.getInstance(validValues[i], prov);
fail("IllegalArgumentException must be thrown when provider is null (algorithm: "
.concat(invalidValues[i]).concat(")"));
} catch (IllegalArgumentException e) {
}
}
Mac keyAgr;
for (int i = 0; i < validValues.length; i++) {
keyAgr = Mac.getInstance(validValues[i], mProv);
assertEquals("Incorrect algorithm", keyAgr.getAlgorithm(),
validValues[i]);
assertEquals("Incorrect provider", keyAgr.getProvider(), mProv);
checkResult(keyAgr);
}
}
public static class AlgParSpec implements AlgorithmParameterSpec {
}
public static class tmpKey implements Key {
public tmpKey() {
}
public String getAlgorithm() {
return "Test";
}
public String getFormat() {
return "Format";
}
public byte[] getEncoded() {
return null;
}
}
}