1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package org.graalvm.compiler.jtt.bytecode;
  24 
  25 import org.junit.Test;
  26 
  27 import org.graalvm.compiler.jtt.JTTTest;
  28 
  29 /**
  30  * Tests the checkcast works, when casting an array of interface.
  31  */
  32 public class BC_checkcast03 extends JTTTest {
  33 
  34     public interface IObject {
  35 
  36     }
  37 
  38     private static class BaseClass {
  39 
  40     }
  41 
  42     private static class TestClass extends BaseClass implements IObject {
  43     }
  44 
  45     static TestClass[] a1 = {new TestClass()};
  46 
  47     public static BaseClass[] getBaseClassArray() {
  48         return a1;
  49     }
  50 
  51     public static IObject[] test() {
  52         return (IObject[]) getBaseClassArray();
  53     }
  54 
  55     @Test
  56     public void run0() throws Throwable {
  57         runTest("test");
  58     }
  59 }