test/jdk/sun/security/ec/SignatureParameters.java - master - githubmirror/jdk21u-dev

test/jdk/sun/security/ec/SignatureParameters.java

48 строк2 KB

Weijun Wang

8286908: ECDSA signature should not return parameters

23 май 2022, 16:34

23 май 2022, 16:348040aa0

/*
 * Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 8286908
 * @summary ECDSA signature should not return parameters
 * @library /test/lib
 * @modules jdk.crypto.ec
 */

import jdk.test.lib.Asserts;

import java.security.*;
import java.security.interfaces.ECPrivateKey;
import java.security.spec.ECGenParameterSpec;

public class SignatureParameters {
    public static void main(String[] args) throws Exception {
        KeyPairGenerator kpg = KeyPairGenerator.getInstance("EC");
        kpg.initialize(new ECGenParameterSpec("secp384r1"));
        ECPrivateKey key = (ECPrivateKey) kpg.generateKeyPair().getPrivate();
        Signature s = Signature.getInstance("SHA384withECDSA");
        s.initSign(key);
        s.setParameter(key.getParams());
        Asserts.assertEQ(s.getParameters(), null);
    }
}