1 /*
 2  * Copyright (c) 2021, 2022, 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 
25 import org.testng.annotations.*;
26 
27 import java.lang.foreign.MemorySegment;
28 import java.nio.CharBuffer;
29 
30 import static org.testng.Assert.*;
31 
32 /*
33  * @test
34  * @bug 8294621
35  * @summary test that StringCharBuffer is not accepted by MemorySegment::ofBuffer
36  * @run testng TestOfBufferIssue
37  */
38 
39 public class TestOfBufferIssue {
40 
41     @Test
42     public void ensure8294621Fixed() {
43         try {
44             final CharBuffer cb = CharBuffer.wrap("Hello");
45             MemorySegment src2 = MemorySegment.ofBuffer(cb);
46             fail("A StringCharBuffer is not allowed as an argument.");
47         } catch (IllegalArgumentException iae) {
48             // Ignored. Happy path
49         }
50     }
51 
52 }