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/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed 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 tests.security.interfaces;
import junit.framework.TestCase;
import java.math.BigInteger;
import java.security.KeyFactory;
import java.security.interfaces.RSAKey;
import java.security.spec.RSAPrivateKeySpec;
import java.security.spec.RSAPublicKeySpec;
public class RSAKeyTest extends TestCase {
/**
* java.security.interfaces.RSAKey
* #getModulus()
* test covers following use cases
* Case 1: check private key
* Case 2: check public key
*/
public void test_getModulus() throws Exception {
KeyFactory gen = KeyFactory.getInstance("RSA");
final BigInteger n = BigInteger.valueOf(3233);
final BigInteger d = BigInteger.valueOf(2753);
final BigInteger e = BigInteger.valueOf(17);
RSAKey key = null;
// Case 1: check private key
key = (RSAKey) gen.generatePrivate(new RSAPrivateKeySpec(n, d));
assertEquals("invalid modulus", n, key.getModulus());
// Case 2: check public key
key = (RSAKey) gen.generatePublic(new RSAPublicKeySpec(n, e));
assertEquals("invalid modulus", n, key.getModulus());
}
}
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