package gnu.testlet.gnu.crypto.key.dss;
// ----------------------------------------------------------------------------
// $Id: TestOfDSSKeyGeneration.java,v 1.3 2005/10/06 04:24:20 rsdio Exp $
//
// Copyright (C) 2001, 2002, Free Software Foundation, Inc.
//
// This file is part of GNU Crypto.
//
// GNU Crypto is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
//
// GNU Crypto is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; see the file COPYING. If not, write to the
//
// Free Software Foundation Inc.,
// 51 Franklin Street, Fifth Floor,
// Boston, MA 02110-1301
// USA
//
// Linking this library statically or dynamically with other modules is
// making a combined work based on this library. Thus, the terms and
// conditions of the GNU General Public License cover the whole
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//
// As a special exception, the copyright holders of this library give
// you permission to link this library with independent modules to
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// independent modules, and to copy and distribute the resulting
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// for each linked independent module, the terms and conditions of the
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// do so, delete this exception statement from your version.
// ----------------------------------------------------------------------------
// Tags: GNU-CRYPTO
import gnu.crypto.key.dss.DSSKeyPairGenerator;
import gnu.crypto.util.Prime;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.math.BigInteger;
import java.security.KeyPair;
import java.security.interfaces.DSAPrivateKey;
import java.security.interfaces.DSAPublicKey;
import java.util.HashMap;
/**
* <p>Conformance tests for the DSS key-pair generation implementation.</p>
*
* @version $Revision: 1.3 $
*/
public class TestOfDSSKeyGeneration implements Testlet {
// Constants and variables
// -------------------------------------------------------------------------
// Constructor(s)
// -------------------------------------------------------------------------
// default 0-arguments constructor
// Class methods
// -------------------------------------------------------------------------
// Instance methods
// -------------------------------------------------------------------------
public void test(TestHarness harness) {
harness.checkPoint("TestOfDSSKeyGeneration");
DSSKeyPairGenerator kpg = new DSSKeyPairGenerator();
HashMap map = new HashMap();
map.put(DSSKeyPairGenerator.MODULUS_LENGTH, new Integer(530));
try {
kpg.setup(map);
harness.fail("L should be <= 1024 and of the form 512 + 64n");
} catch (IllegalArgumentException x) {
harness.check(true, "L should be <= 1024 and of the form 512 + 64n");
}
map.put(DSSKeyPairGenerator.MODULUS_LENGTH, new Integer(512));
map.put(DSSKeyPairGenerator.USE_DEFAULTS, new Boolean(false));
kpg.setup(map);
KeyPair kp = kpg.generate();
BigInteger p1 = ((DSAPublicKey) kp.getPublic()).getParams().getP();
BigInteger p2 = ((DSAPrivateKey) kp.getPrivate()).getParams().getP();
harness.check(p1.equals(p2), "p1.equals(p2)");
BigInteger q1 = ((DSAPublicKey) kp.getPublic()).getParams().getQ();
BigInteger q2 = ((DSAPrivateKey) kp.getPrivate()).getParams().getQ();
harness.check(q1.equals(q2), "q1.equals(q2)");
BigInteger g1 = ((DSAPublicKey) kp.getPublic()).getParams().getG();
BigInteger g2 = ((DSAPrivateKey) kp.getPrivate()).getParams().getG();
harness.check(g1.equals(g2), "g1.equals(g2)");
harness.check(Prime.isProbablePrime(q1), "q is probable prime");
harness.check(Prime.isProbablePrime(p1), "p is probable prime");
}
}