/*

 * 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.

 *

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 */

/*

 * @test

 * @bug 8162739

 * @summary Create new keytool option to access cacerts file

 * @modules java.base/sun.security.tools.keytool

 *          java.base/sun.security.tools

 * @run main/othervm -Duser.language=en -Duser.country=US CacertsOption

 */

import sun.security.tools.KeyStoreUtil;

import sun.security.tools.keytool.Main;

import java.io.ByteArrayOutputStream;

import java.io.File;

import java.io.PrintStream;

import java.security.KeyStore;

import java.util.Collections;

public class CacertsOption {

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

        run("-help -list");

        if (!msg.contains("-cacerts")) {

            throw new Exception("No cacerts in help:\n" + msg);

        }

        String cacerts = KeyStoreUtil.getCacerts();

        run("-list -keystore " + cacerts);

        if (!msg.contains("Warning:")) {

            throw new Exception("No warning in output:\n" + msg);

        }

        run("-list -cacerts");

        KeyStore ks = KeyStore.getInstance(new File(cacerts), (char[])null);

        for (String alias: Collections.list(ks.aliases())) {

            if (!msg.contains(alias)) {

                throw new Exception(alias + " not found in\n" + msg);

            }

        }

        try {

            run("-list -cacerts -storetype jks");

            throw new Exception("Should fail");

        } catch (IllegalArgumentException iae) {

            if (!msg.contains("cannot be used with")) {

                throw new Exception("Bad error msg\n" + msg);

            }

        }

    }

    private static String msg = null;

    private static void run(String cmd) throws Exception {

        msg = null;

        cmd += " -storepass changeit -debug";

        ByteArrayOutputStream bout = new ByteArrayOutputStream();

        PrintStream ps = new PrintStream(bout);

        PrintStream oldOut = System.out;

        PrintStream oldErr = System.err;

        try {

            System.setOut(ps);

            System.setErr(ps);

            Main.main(cmd.split(" "));

        } finally {

            System.setErr(oldErr);

            System.setOut(oldOut);

            msg = new String(bout.toByteArray());

        }

    }

}