HashCode.java

/*
 * Copyright (c) 2018, 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 8200792
 * @summary PKCS12Attribute#hashCode is always constant -1
 */

import java.security.PKCS12Attribute;

public class HashCode {
    public static void main(String[] args) throws Exception {
        int h1 = new PKCS12Attribute("1.2.3.4", "AA").hashCode();
        int h2 = new PKCS12Attribute("2.3.4.5", "BB,CC").hashCode();
        if (h1 == -1 || h2 == -1 || h1 == h2) {
            throw new Exception("I see " + h1 + " and " + h2);
        }
    }
}