/*

 * 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 6789935

 * @summary cross-realm capath search error

 */

import java.util.Arrays;

import sun.security.krb5.Realm;

public class ParseCAPaths {

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

        //System.setProperty("sun.security.krb5.debug", "true");

        // Standard example

        check("ANL.GOV", "TEST.ANL.GOV", "ANL.GOV");

        check("ANL.GOV", "ES.NET", "ANL.GOV");

        check("ANL.GOV", "PNL.GOV", "ANL.GOV", "ES.NET");

        check("ANL.GOV", "NERSC.GOV", "ANL.GOV", "ES.NET");

        // Hierachical

        check("N1.N.COM", "N2.N.COM", "N1.N.COM", "N.COM");     // 2 common

        check("N1.N.COM", "N2.N3.COM", "N1.N.COM", "N.COM",     // 1 common

                "COM", "N3.COM");

        check("N1.COM", "N2.COM", "N1.COM", "COM");             // 1 common

        check("N1", "N2", "N1");                                // 0 common

        // Extra garbages

        check("A1.COM", "A4.COM", "A1.COM", "A2.COM");

        check("B1.COM", "B3.COM", "B1.COM", "B2.COM");

        // Missing is "."

        check("C1.COM", "C3.COM", "C1.COM", "C2.COM");

        // Multiple path

        check("D1.COM", "D4.COM", "D1.COM", "D2.COM");

        check("E1.COM", "E4.COM", "E1.COM", "E2.COM");

        check("F1.COM", "F4.COM", "F1.COM", "F9.COM");

        // Infinite loop

        check("G1.COM", "G3.COM", "G1.COM", "COM");

        check("H1.COM", "H3.COM", "H1.COM");

        check("I1.COM", "I4.COM", "I1.COM", "I5.COM");

        }

    }

    static void check(String from, String to, String... paths) {

        try {

            check2(from, to, paths);

        } catch (Exception e) {

        }

    }

    static void check2(String from, String to, String... paths)

            throws Exception {

        System.out.println(from + " -> " + to);

        System.out.println("    expected: " + Arrays.toString(paths));

        String[] result = Realm.getRealmsList(from, to);

        System.out.println("    result:   " + Arrays.toString(result));

        if (result == null) {

            if (paths.length == 0) {

                // OK

            } else {

                throw new Exception("Shouldn't have a valid path.");

            }

        } else if(result.length != paths.length) {

            throw new Exception("Length of path not correct");

        } else {

            for (int i=0; i<result.length; i++) {

                if (!result[i].equals(paths[i])) {

                    throw new Exception("Path not same");

                }

            }

        }

    }

}