1/* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18/** 19 * @author Alexander Y. Kleymenov 20 */ 21 22package org.apache.harmony.crypto.tests.javax.crypto.spec; 23 24import java.lang.Integer; 25import java.math.BigInteger; 26 27import javax.crypto.spec.DHParameterSpec; 28 29import junit.framework.Test; 30import junit.framework.TestCase; 31import junit.framework.TestSuite; 32 33/** 34 */ 35 36public class DHParameterSpecTest extends TestCase { 37 38 /** 39 * DHParameterSpec class testing. Tests the equivalence of parameters 40 * specified in the constructor with the values returned by getters. 41 * The tested object is created by different constructors. 42 */ 43 public void testDHParameterSpec() { 44 BigInteger[] ps = { new BigInteger("-1000000000000"), BigInteger.ZERO, 45 BigInteger.ONE, new BigInteger("1000000000000") }; 46 BigInteger[] gs = { new BigInteger("-1000000000000"), BigInteger.ZERO, 47 BigInteger.ONE, new BigInteger("1000000000000") }; 48 int[] ls = { Integer.MIN_VALUE, 0, 1, Integer.MAX_VALUE }; 49 for (int i = 0; i < ps.length; i++) { 50 DHParameterSpec dhps = new DHParameterSpec(ps[i], gs[i]); 51 assertEquals("The value returned by getP() must be " 52 + "equal to the value specified in the constructor", 53 dhps.getP(), ps[i]); 54 assertEquals("The value returned by getG() must be " 55 + "equal to the value specified in the constructor", 56 dhps.getG(), gs[i]); 57 } 58 for (int i = 0; i < ps.length; i++) { 59 DHParameterSpec dhps = new DHParameterSpec(ps[i], gs[i], ls[i]); 60 assertEquals("The value returned by getP() must be " 61 + "equal to the value specified in the constructor", 62 dhps.getP(), ps[i]); 63 assertEquals("The value returned by getG() must be " 64 + "equal to the value specified in the constructor", 65 dhps.getG(), gs[i]); 66 assertEquals("The value returned by getL() must be " 67 + "equal to the value specified in the constructor", 68 dhps.getL(), ls[i]); 69 } 70 } 71 72 public static Test suite() { 73 return new TestSuite(DHParameterSpecTest.class); 74 } 75 76} 77