/*

 * Copyright (c) 2016, 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

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 * questions.

 */

/**

 * @test

 * @bug 8163896

 * @summary Finalizing one key of a KeyPair invalidates the other key

 */

import java.security.Key;

import java.security.KeyPair;

import java.security.KeyPairGenerator;

import java.security.NoSuchAlgorithmException;

import java.security.Provider;

import java.security.ProviderException;

import java.security.Security;

import java.util.function.Consumer;

import java.util.ArrayList;

import java.util.List;

public class FinalizeHalf {

    static int failures = 0;

    public static void main(String[] args) throws Throwable {

        List<Consumer<Key>> methods = new ArrayList<>();

        methods.add((Key k) -> k.getEncoded());

        methods.add((Key k) -> k.toString());

        for (String algo : new String[] {"DiffieHellman", "DSA", "RSA"}) {

            for (Provider provider : Security.getProviders()) {

                for (boolean priv : new boolean[] {true, false}) {

                    for (Consumer<Key> method : methods) {

                        test(algo, provider, priv, method);

                    }

                }

            }

        }

        if (failures > 0) {

            throw new RuntimeException(failures + " test(s) failed.");

        }

    }

    static void test(String algo, Provider provider, boolean priv,

            Consumer<Key> method) throws Exception {

        KeyPairGenerator generator;

        try {

            generator = KeyPairGenerator.getInstance(algo, provider);

        } catch (NoSuchAlgorithmException nsae) {

            return;

        }

        System.out.println("Checking " + provider.getName() + ", " + algo);

        KeyPair pair = generator.generateKeyPair();

        Key key = priv ? pair.getPrivate() : pair.getPublic();

        pair = null;

        for (int i = 0; i < 32; ++i) {

            System.gc();

        }

        try {

            method.accept(key);

        } catch (ProviderException pe) {

            failures++;

        }

    }

}