1 /*

     2  * Copyright (c) 2018, Red Hat, Inc. All rights reserved.

     3  *

     4  * This code is free software; you can redistribute it and/or modify it

     5  * under the terms of the GNU General Public License version 2 only, as

     6  * published by the Free Software Foundation.

     7  *

     8  * This code is distributed in the hope that it will be useful, but WITHOUT

     9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    10  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    11  * version 2 for more details (a copy is included in the LICENSE file that

    12  * accompanied this code).

    13  *

    14  * You should have received a copy of the GNU General Public License version

    15  * 2 along with this work; if not, write to the Free Software Foundation,

    16  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    17  *

    18  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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

    20  * questions.

    21  *

    22  */

    23 

    24 /*

    25  * @test TestWrongArrayMember

    26  * @key gc

    27  * @requires vm.gc.Shenandoah

    28  *

    29  * @run main/othervm -Xmx128m -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC                                      TestWrongArrayMember

    30  * @run main/othervm -Xmx128m -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=traversal TestWrongArrayMember

    31  */

    32 

    33 public class TestWrongArrayMember {

    34     public static void main(String... args) throws Exception {

    35         Object[] src = new Object[3];

    36         src[0] = new Integer(0);

    37         src[1] = new Object();

    38         src[2] = new Object();

    39         Object[] dst = new Integer[3];

    40         dst[0] = new Integer(1);

    41         dst[1] = new Integer(2);

    42         dst[2] = new Integer(3);

    43         try {

    44             System.arraycopy(src, 0, dst, 0, 3);

    45             throw new RuntimeException("Expected ArrayStoreException");

    46         } catch (ArrayStoreException e) {

    47             if (src[0] != dst[0]) {

    48                 throw new RuntimeException("First element not copied");

    49             } else if (src[1] == dst[1] || src[2] == dst[2]) {

    50                 throw new RuntimeException("Second and third elements are affected");

    51             } else {

    52                 return; // Passed!

    53             }

    54         }

    55     }

    56 }

    57