--- /dev/null 2018-11-30 10:10:44.238550338 +0100 +++ new/test/hotspot/jtreg/gc/shenandoah/TestWrongArrayMember.java 2018-11-30 21:07:12.928887990 +0100 @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2018, Red Hat, Inc. All rights reserved. + * + * 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 TestWrongArrayMember + * @key gc + * @requires vm.gc.Shenandoah + * + * @run main/othervm -Xmx128m -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC TestWrongArrayMember + * @run main/othervm -Xmx128m -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=traversal TestWrongArrayMember + */ + +public class TestWrongArrayMember { + public static void main(String... args) throws Exception { + Object[] src = new Object[3]; + src[0] = new Integer(0); + src[1] = new Object(); + src[2] = new Object(); + Object[] dst = new Integer[3]; + dst[0] = new Integer(1); + dst[1] = new Integer(2); + dst[2] = new Integer(3); + try { + System.arraycopy(src, 0, dst, 0, 3); + throw new RuntimeException("Expected ArrayStoreException"); + } catch (ArrayStoreException e) { + if (src[0] != dst[0]) { + throw new RuntimeException("First element not copied"); + } else if (src[1] == dst[1] || src[2] == dst[2]) { + throw new RuntimeException("Second and third elements are affected"); + } else { + return; // Passed! + } + } + } +} +