/*

 * Copyright 2003 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

/*

 * @test

 * @bug 4868820

 * @summary IPv6 support for Windows XP and 2003 server

 */

import java.net.*;

import java.util.*;

public class ScopeTests extends Tests {

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

        checkDebug (args);

        simpleTests();

        complexTests();

        System.out.println ("Tests passed: OK");

    }

    static void sassert (boolean condition, String msg) throws Exception {

        if (!condition) {

            throw new Exception (msg);

        }

    }

    static void checkAddress (String a, int numeric) throws Exception {

        Inet6Address addr = (Inet6Address) InetAddress.getByName (a);

        if (addr.getScopeId () != numeric) {

            throw new Exception ("wroing numeric scopeid");

        }

    }

    static void checkAddress (String a, String str) throws Exception {

        Inet6Address addr = (Inet6Address) InetAddress.getByName (a);

        if (!addr.getScopedInterface().getName().equals (str)) {

            throw new Exception ("wroing scoped interface name");

        }

    }

    /* These tests check generic API functionality that is not

     * dependent on scoping being implemented in the platform

     */

    static void simpleTests () throws Exception {

        checkAddress ("fe80::%1", 1);

        checkAddress ("fe80::1%1", 1);

        checkAddress ("fec0::1:a00:20ff:feed:b08d%0", 0);

        checkAddress ("fec0::1:a00:20ff:feed:b08d%1", 1);

        checkAddress ("fec0::1:a00:20ff:feed:b08d%99", 99);

        checkAddress ("fe80::", 0);

        checkAddress ("fec0::1:a00:20ff:feed:b08d", 0);

        checkAddress ("fec0::1:a00:20ff:feed:b08d", 0);

        checkAddress ("fec0::1:a00:20ff:feed:b08d", 0);

    }

    /* These tests check the NetworkInterfaces for the actual scopeids

     * configured on the system and do tests using that information

     */

    static void complexTests () throws Exception {

        dprintln ("ComplexTests");

        Enumeration e = NetworkInterface.getNetworkInterfaces();

        while (e.hasMoreElements()) {

            NetworkInterface nif = (NetworkInterface)e.nextElement();

            String name = nif.getName();

            Enumeration addrs = nif.getInetAddresses();

            while (addrs.hasMoreElements()) {

                InetAddress addr = (InetAddress) addrs.nextElement();

                dprintln ("ComplexTests: "+addr);

                if (addr instanceof Inet6Address) {

                    Inet6Address ia6 = (Inet6Address) addr;

                    if (ia6.getScopeId() != 0) {

                        System.out.println ("Testing interface: " + name +

                                            " and address: " + ia6);

                        ctest1 (name, ia6);

                        ctest2 (name, ia6);

                    } else {

                        System.out.println ("Interface: " + name +

                                            " Address: "+ ia6 +

                                            " does not support scope");

                    }

                }

            }

        }

    }

   /* check the scoped name on the Inet6Address is the same as

    * the interface it is attached to

    */

    static void ctest1 (String ifname, Inet6Address ia6) throws Exception {

        System.out.println ("ctest1:" + ia6);

        String s = ia6.getScopedInterface().getName();

        int scope = ia6.getScopeId();

        sassert (ifname.equals (s), "ctest1:"+ifname+":"+s);

    }

    /* create an Inet6Adddress by all three methods using the ifname

     * compare the numeric scope id with that of the Inet6Address passed in

     */

    static void ctest2 (String ifname, Inet6Address ia6) throws Exception {

        System.out.println ("ctest2:" + ia6);

        String s = ia6.getScopedInterface().getName();

        int scope = ia6.getScopeId();

        String s1 = ia6.getHostAddress();

        if (s1.indexOf('%') != -1) {

            s1 = s1.substring (0, s1.indexOf ('%'));

        }

        Inet6Address add = (Inet6Address) InetAddress.getByName (s1+"%"+ifname);

        sassert (add.getScopeId() == scope, "ctest2:1:" +scope);

    }

}