/*

 * Copyright 2002-2006 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.  Sun designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Sun in the LICENSE file that accompanied this code.

 *

 * 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

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 */

import java.io.ByteArrayInputStream;

import sun.util.xml.PrefsXmlSupport;

import java.io.ByteArrayOutputStream;

import java.util.Arrays;

import java.util.prefs.Preferences;

/** Checks whether reading and writing via standard DOM and simplified API

 * results in same results.

 *

 * @author Jaroslav Tulach <jaroslav.tulach@apidesign.org>

 */

public class XMLPreferencesTest {

    private static PrefsXmlSupport FULL = new com.sun.xml.internal.PrefsXmlSupportImpl();

    private static PrefsXmlSupport SIMPLE = new sun.util.xml.DefaultPrefsXmlSupport();

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

        XMLPreferencesTest test = new XMLPreferencesTest();

        test.testCompareOutput();

        test.testCompareInput();

    }

    public XMLPreferencesTest() {

    }

    public void testCompareOutput() throws Exception {

        Preferences p = Preferences.userRoot().node("a/b/c");

        p.put("ahoj", "simple");

        p.putInt("kuk", 1);

        p.putBoolean("multi", true);

        p.node("child").putBoolean("data", false);

        p.node("empty");

        p.parent().putDouble("visible", 1.0);

        ByteArrayOutputStream full = new ByteArrayOutputStream();

        FULL.export(full, p, true);

        ByteArrayOutputStream simple = new ByteArrayOutputStream();

        SIMPLE.export(simple, p, true);

        if (full.toString().equals(simple.toString())) {

            // OK

            System.err.println("OK: testCompareOutput");

        } else {

            assert false :

                "Full version differs from simplified. Full:\n" + full + "\nSimple:\n" + simple;

        }

    }

    public void testCompareInput() throws Exception {

        Preferences.userRoot().node("test1/b/c").removeNode();

        Preferences.userRoot().node("test2/b/c").removeNode();

        String text = "<?xml version='1.0' encoding='UTF-8' standalone='no'?>" +

                "<!DOCTYPE preferences SYSTEM 'http://java.sun.com/dtd/preferences.dtd'>" +

                "            <preferences EXTERNAL_XML_VERSION='1.0'>" +

                "    <root type='user'>\n\n\n" +

                "<map/><node name='test1'><map/><node name='b'>" +

                "<map/><node name='c'><map>" +

                "    <entry key='ahoj' value='simple'/>" +

                "    <entry key='kuk' value='1'/>" +

                "    <entry key='multi' value='true'/>        \n" +

                "</map>" +

                "<node name='child'>" +

                "<map>" +

                "<entry key='data' value='false'/>" +

                "</map>" +

                "</node><node name='empty'><map/>" +

                "</node>" +

                "</node>" +

                "</node>" +

                "</node>" +

                "</root>" +

                "</preferences>";

        {

            ByteArrayInputStream is = new ByteArrayInputStream(text.getBytes("UTF-8"));

            FULL.importPreferences(is);

        }

        {

            text = text.replace("'test1'", "'test2'");

            ByteArrayInputStream is = new ByteArrayInputStream(text.getBytes("UTF-8"));

            SIMPLE.importPreferences(is);

        }

        assert Preferences.userRoot().nodeExists("test1/b/c") : "Node in user imported";

        assert Preferences.userRoot().nodeExists("test2/b/c") : "Node in system imported";

        Preferences u = Preferences.userRoot().node("test1/b/c");

        Preferences s = Preferences.userRoot().node("test2/b/c");

        assert Arrays.equals(u.keys(), s.keys()) : "Same keys in both nodes";

        for (String k : u.keys()) {

            assert u.get(k, "Neco").equals(s.get(k, "Cone")) : "Same values for " + k;

        }

        System.err.println("OK: testCompareInput");

    }

}