1 /*
   2  * Copyright (c) 2019, 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 
  24 import java.foreign.Libraries;
  25 import java.foreign.Library;
  26 import java.foreign.NativeTypes;
  27 import java.foreign.memory.Pointer;
  28 import java.lang.invoke.MethodHandles;
  29 import org.testng.annotations.Test;
  30 import test.jextract.voidcast.voidcast;
  31 
  32 import static org.testng.Assert.assertTrue;
  33 
  34 /*
  35  * @test
  36  * @bug 8219194
  37  * @summary Tensorflow panama sample fails with AccessControlException
  38  * @library ..
  39  * @run driver JtregJextract -t test.jextract.voidcast -- voidcast.h
  40  * @run testng VoidCastTest
  41  */
  42 public class VoidCastTest {
  43     static final voidcast libCast;
  44 
  45     static {
  46         Library lib = Libraries.loadLibrary(MethodHandles.lookup(), "Voidcast");
  47         libCast = Libraries.bind(voidcast.class, lib);
  48     }
  49 
  50     @Test
  51     public void test() {
  52         Pointer<Void> xptr = libCast.x_ptr();
  53         assertTrue(xptr.cast(NativeTypes.INT32).get() == 10);
  54         xptr.cast(NativeTypes.INT32).set(42);
  55         assertTrue(xptr.cast(NativeTypes.INT32).get() == 42);
  56     }
  57 }