/*

 * Copyright (c) 2010, 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

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/* @test

 * @summary Unit test for charset containment

 * @bug 6798572

 */

import java.nio.charset.*;

public class Contains {

    static void ck(Charset cs1, Charset cs2, boolean cont) throws Exception {

        if ((cs1.contains(cs2)) != cont)

            throw new Exception("Wrong answer: "

                                + cs1.name() + " contains " + cs2.name());

        System.err.println(cs1.name()

                           + (cont ? " contains " : " does not contain ")

                           + cs2.name());

    }

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

        Charset us_ascii = Charset.forName("US-ASCII");

        Charset iso_8859_1 = Charset.forName("ISO-8859-1");

        Charset iso_8859_15 = Charset.forName("ISO-8859-15");

        Charset utf_8 = Charset.forName("UTF-8");

        Charset utf_16be = Charset.forName("UTF-16BE");

        Charset cp1252 = Charset.forName("CP1252");

        ck(us_ascii, us_ascii, true);

        ck(us_ascii, iso_8859_1, false);

        ck(us_ascii, iso_8859_15, false);

        ck(us_ascii, utf_8, false);

        ck(us_ascii, utf_16be, false);

        ck(us_ascii, cp1252, false);

        ck(iso_8859_1, us_ascii, true);

        ck(iso_8859_1, iso_8859_1, true);

        ck(iso_8859_1, iso_8859_15, false);

        ck(iso_8859_1, utf_8, false);

        ck(iso_8859_1, utf_16be, false);

        ck(iso_8859_1, cp1252, false);

        ck(iso_8859_15, us_ascii, true);

        ck(iso_8859_15, iso_8859_1, false);

        ck(iso_8859_15, iso_8859_15, true);

        ck(iso_8859_15, utf_8, false);

        ck(iso_8859_15, utf_16be, false);

        ck(iso_8859_15, cp1252, false);

        ck(utf_8, us_ascii, true);

        ck(utf_8, iso_8859_1, true);

        ck(utf_8, iso_8859_15, true);

        ck(utf_8, utf_8, true);

        ck(utf_8, utf_16be, true);

        ck(utf_8, cp1252, true);

        ck(utf_16be, us_ascii, true);

        ck(utf_16be, iso_8859_1, true);

        ck(utf_16be, iso_8859_15, true);

        ck(utf_16be, utf_8, true);

        ck(utf_16be, utf_16be, true);

        ck(utf_16be, cp1252, true);

        ck(cp1252, us_ascii, true);

        ck(cp1252, iso_8859_1, false);

        ck(cp1252, iso_8859_15, false);

        ck(cp1252, utf_8, false);

        ck(cp1252, utf_16be, false);

        ck(cp1252, cp1252, true);

        checkUTF();

    }

    static void checkUTF() throws Exception {

        for (String utfName : utfNames)

            for (String csName : charsetNames)

                ck(Charset.forName(utfName),

                   Charset.forName(csName),

                   true);

    }

    static String[] utfNames = {"utf-16",

                         "utf-8",

                         "utf-16le",

                         "utf-16be",

                         "x-utf-16le-bom"};

    static String[] charsetNames = {

        "US-ASCII",

        "UTF-8",

        "UTF-16",

        "UTF-16BE",

        "UTF-16LE",

        "x-UTF-16LE-BOM",

        "GBK",

        "GB18030",

        "ISO-8859-1",

        "ISO-8859-15",

        "ISO-8859-2",

        "ISO-8859-3",

        "ISO-8859-4",

        "ISO-8859-5",

        "ISO-8859-6",

        "ISO-8859-7",

        "ISO-8859-8",

        "ISO-8859-9",

        "ISO-8859-13",

        "JIS_X0201",

        "x-JIS0208",

        "JIS_X0212-1990",

        "GB2312",

        "EUC-KR",

        "x-EUC-TW",

        "EUC-JP",

        "x-euc-jp-linux",

        "KOI8-R",

        "TIS-620",

        "x-ISCII91",

        "windows-1251",

        "windows-1252",

        "windows-1253",

        "windows-1254",

        "windows-1255",

        "windows-1256",

        "windows-1257",

        "windows-1258",

        "windows-932",

        "x-mswin-936",

        "x-windows-949",

        "x-windows-950",

        "windows-31j",

        "Big5",

        "Big5-HKSCS",

        "x-MS950-HKSCS",

        "ISO-2022-JP",

        "ISO-2022-KR",

        "x-ISO-2022-CN-CNS",

        "x-ISO-2022-CN-GB",

        "Big5-HKSCS",

        "x-Johab",

        "Shift_JIS"

    };

}