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Datei: NegativeInitSize.java Sprache: JAVA

/*
* 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 4015701 4127654
   @summary Test if the constructor would detect
            illegal arguments.
*/

import java.io.*;

public class NegativeInitSize {
    public static void main(String[] args) throws Exception {
        try {
            ByteArrayOutputStream bos = new ByteArrayOutputStream(-1);
        } catch (IllegalArgumentException e) {
        } catch (Exception e){
            System.out.println(e.getMessage());
            throw new Exception
                ("ByteArrayOutputStream failed to detect negative init size");
        }
        CharArrayReader CAR = new CharArrayReader("test".toCharArray());
        try {
            PushbackReader pbr = new PushbackReader(CAR, -1);
        } catch (IllegalArgumentException e) {
        } catch (Exception e) {
            System.out.println(e.getClass().getName());
            throw new Exception
                ("PushbackReader failed to detect negative init size");
        }

        try {
            PushbackInputStream pbis = new PushbackInputStream(null, -1);
        } catch (IllegalArgumentException e) {
        } catch (Exception e) {
            throw new Exception
                ("PushbackInputStream failed to detect negative init size");
        }

        ByteArrayOutputStream goodbos = new ByteArrayOutputStream();
        try {
            BufferedOutputStream bos = new BufferedOutputStream(goodbos, -1);
        } catch (IllegalArgumentException e) {
        } catch (Exception e) {
            throw new Exception
                ("BufferedOutputStream failed to detect negative init size");
        }

        byte[] ba = { 123 };
        ByteArrayInputStream goodbis = new ByteArrayInputStream(ba);
        try {
            BufferedInputStream bis = new BufferedInputStream(goodbis, -1);
        } catch (IllegalArgumentException e) {
        } catch (Exception e) {
            throw new Exception
                ("BufferedInputStream failed to detect negative init size");
        }

        try {
            CharArrayWriter caw = new CharArrayWriter(-1);
        } catch (IllegalArgumentException e) {
        } catch (Exception e) {
            throw new Exception
                ("CharArrayWriter failed to detect negative init size");
        }
    }
}

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