/*

 * Copyright (c) 1998, 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

   @bug  4017159

   @summary Check if mark and reset of LineNumberInputStream works

            correctly.

   */

import java.io.*;

public class MarkReset {

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

        LineNumberInputStream in = new

            LineNumberInputStream(new StringBufferInputStream("\rabcd"));

        in.read();

        in.mark(100);

        int b1 = in.read();

        in.reset();

        int b2 = in.read();

        if(b1 != b2)

            throw new Exception("Read Wrong bytes: Expected " + b1 + " got " + b2);

    }

}