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 * Copyright (c) 2018, 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
 * @requires os.maxMemory > 2g
 * @bug 8206403
 * @run testng/othervm -Xmx2g ArraySize
 * @summary Check that unacceptable backing array sizes are disallowed.
 */

import java.io.ByteArrayOutputStream;
import org.testng.annotations.Test;
import static org.testng.Assert.*;

public class ArraySize {
    @Test(expectedExceptions = IllegalArgumentException.class)
    public static void underflowConstructor() throws Exception {
        ByteArrayOutputStream baos = new ByteArrayOutputStream(-1);
    }

    @Test(expectedExceptions = IllegalArgumentException.class)
    public static void overflowConstructor() throws Exception {
        ByteArrayOutputStream baos =
            new ByteArrayOutputStream(Integer.MAX_VALUE - 4);
    }

    @Test(expectedExceptions = OutOfMemoryError.class)
    public static void overflowSize() {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        byte[] b = new byte[(Integer.MAX_VALUE - 3)/2];
        baos.write(b, 0, b.length);
        baos.write(b, 0, b.length);
    }
}