/*

 * Copyright (c) 2011, 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 4740757

 * @summary Confirm line-breaking behavior of Hangul

 */

import java.text.*;

import java.util.*;

public class Bug4740757 {

    private static boolean err = false;

    public static void main(String[] args) {

        Locale defaultLocale = Locale.getDefault();

        if (defaultLocale.getLanguage().equals("th")) {

            Locale.setDefault(Locale.KOREA);

            test4740757();

            Locale.setDefault(defaultLocale);

        } else {

            test4740757();

        }

        if (err) {

            throw new RuntimeException("Incorrect Line-breaking");

        }

    }

    private static void test4740757() {

        String source = "\uc548\ub155\ud558\uc138\uc694? \uc88b\uc740 \uc544\uce68, \uc5ec\ubcf4\uc138\uc694! \uc548\ub155. End.";

        String expected = "\uc548/\ub155/\ud558/\uc138/\uc694? /\uc88b/\uc740 /\uc544/\uce68, /\uc5ec/\ubcf4/\uc138/\uc694! /\uc548/\ub155. /End./";

        BreakIterator bi = BreakIterator.getLineInstance(Locale.KOREAN);

        bi.setText(source);

        int start = bi.first();

        int end = bi.next();

        StringBuilder sb =  new StringBuilder();

        for (; end != BreakIterator.DONE; start = end, end = bi.next()) {

            sb.append(source.substring(start,end));

            sb.append('/');

        }

        if (!expected.equals(sb.toString())) {

            System.err.println("Failed: Hangul line-breaking failed." +

                "\n\tExpected: " + expected +

                "\n\tGot:      " + sb +

                "\nin " + Locale.getDefault() + " locale.");

            err = true;

        }

    }

}