/* TestOfSignature.java --
Copyright (C) 2006 Free Software Foundation, Inc.
This file is part of Mauve.
Mauve 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.
Mauve 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 Mauve; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.
*/
// Tags: GNU-CRYPTO JDK1.4
package gnu.testlet.gnu.java.security.jce;
import gnu.java.security.Registry;
import gnu.java.security.provider.Gnu;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.Security;
import java.security.Signature;
/**
* Conformance tests for the JCE signature scheme implementations.<p>
*/
public class TestOfSignature implements Testlet
{
private static final byte[] MESSAGE = "Que du magnifique...".getBytes();
public void test(TestHarness harness)
{
setUp();
testUnknownScheme(harness);
testDSSSignatures(harness);
testRSAPSSRawSignature(harness);
testRSAPKCS1Signatures(harness);
}
/** Should fail with an unknown scheme. */
public void testUnknownScheme(TestHarness harness)
{
harness.checkPoint("testUnknownScheme");
try
{
Signature.getInstance("ABC", Registry.GNU_SECURITY);
harness.fail("testUnknownScheme()");
}
catch (Exception x)
{
harness.check(true);
}
}
public void testDSSSignatures(TestHarness harness)
{
KeyPairGenerator kpg = null;
try
{
kpg = KeyPairGenerator.getInstance(Registry.DSS_KPG,
Registry.GNU_SECURITY);
}
catch (Exception x)
{
harness.debug(x);
harness.fail("Unable to get a DSS key-pair generator");
}
kpg.initialize(512);
KeyPair kp = kpg.generateKeyPair();
testSignature(harness, "DSS/RAW", Registry.GNU_SECURITY, kp);
testSignature(harness, "SHA160withDSS", Registry.GNU_SECURITY, kp);
}
public void testRSAPSSRawSignature(TestHarness harness)
{
KeyPairGenerator kpg = null;
try
{
kpg = KeyPairGenerator.getInstance(Registry.RSA_KPG,
Registry.GNU_SECURITY);
}
catch (Exception x)
{
harness.debug(x);
harness.fail("Unable to get an RSA key-pair generator");
}
kpg.initialize(1024);
KeyPair kp = kpg.generateKeyPair();
testSignature(harness, "RSA-PSS/RAW", Registry.GNU_SECURITY, kp);
}
private void testRSAPKCS1Signatures(TestHarness harness)
{
KeyPairGenerator kpg = null;
try
{
kpg = KeyPairGenerator.getInstance(Registry.RSA_KPG,
Registry.GNU_SECURITY);
}
catch (Exception x)
{
harness.debug(x);
harness.fail("Unable to get an RSA key-pair generator");
}
kpg.initialize(1024);
KeyPair kp = kpg.generateKeyPair();
testSignature(harness, "MD2withRSA", Registry.GNU_SECURITY, kp);
testSignature(harness, "MD5withRSA", Registry.GNU_SECURITY, kp);
testSignature(harness, "SHA160withRSA", Registry.GNU_SECURITY, kp);
testSignature(harness, "SHA256withRSA", Registry.GNU_SECURITY, kp);
testSignature(harness, "SHA384withRSA", Registry.GNU_SECURITY, kp);
testSignature(harness, "SHA512withRSA", Registry.GNU_SECURITY, kp);
}
private void testSignature(TestHarness harness, String sigName,
String provider, KeyPair kp)
{
String msg = "Signature " + sigName + " provided by " + provider;
try
{
Signature alice = Signature.getInstance(sigName, provider);
Signature bob = Signature.getInstance(sigName, provider);
alice.initSign(kp.getPrivate());
alice.update(MESSAGE);
byte[] signature = alice.sign();
bob.initVerify(kp.getPublic());
bob.update(MESSAGE);
harness.check(bob.verify(signature), msg);
}
catch (Exception x)
{
harness.debug(x);
harness.fail(msg);
}
}
private void setUp()
{
Security.addProvider(new Gnu()); // dynamically adds our provider
}
}