1/*
2 * Copyright (C) 2007 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package tests.security.interfaces;
17
18import junit.framework.TestCase;
19
20import java.math.BigInteger;
21import java.security.KeyFactory;
22import java.security.interfaces.RSAPublicKey;
23import java.security.spec.RSAPublicKeySpec;
24
25public class RSAPublicKeyTest extends TestCase {
26
27    /**
28     * java.security.interfaces.RSAPublicKey
29     * #getPublicExponent()
30     */
31    public void test_getPublicExponent() throws Exception {
32        KeyFactory gen = KeyFactory.getInstance("RSA");
33        final BigInteger n = BigInteger.valueOf(3233);
34        final BigInteger e = BigInteger.valueOf(17);
35        RSAPublicKey key = (RSAPublicKey) gen.generatePublic(new RSAPublicKeySpec(
36                n, e));
37        assertEquals("invalid public exponent", e, key.getPublicExponent());
38    }
39}
40