jdk-24/test/jdk/java/foreign/dontrelease/TestDontRelease.java
Jorn Vernee 32ac72c3d3 8312522: Implementation of Foreign Function & Memory API
Co-authored-by: Maurizio Cimadamore <mcimadamore@openjdk.org>
Co-authored-by: Jorn Vernee <jvernee@openjdk.org>
Co-authored-by: Per Minborg <pminborg@openjdk.org>
Reviewed-by: dholmes, psandoz, mcimadamore, alanb
2023-10-12 19:50:08 +00:00

79 lines
2.9 KiB
Java

/*
* Copyright (c) 2022, 2023, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* 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
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*
* 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.
*
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*/
/*
* @test
* @library ../ /test/lib
* @modules java.base/jdk.internal.ref java.base/jdk.internal.foreign
* @run testng/othervm --enable-native-access=ALL-UNNAMED TestDontRelease
*/
import jdk.internal.foreign.MemorySessionImpl;
import org.testng.annotations.Test;
import java.lang.foreign.Arena;
import java.lang.foreign.FunctionDescriptor;
import java.lang.foreign.MemorySegment;
import java.lang.invoke.MethodHandle;
import static java.lang.foreign.ValueLayout.ADDRESS;
import static java.lang.foreign.ValueLayout.JAVA_INT;
import static org.testng.Assert.assertTrue;
public class TestDontRelease extends NativeTestHelper {
static {
System.loadLibrary("DontRelease");
}
@Test
public void testDontRelease() {
MethodHandle handle = downcallHandle("test_ptr", FunctionDescriptor.ofVoid(ADDRESS));
try (Arena arena = Arena.ofConfined()) {
MemorySegment segment = arena.allocate(JAVA_INT);
((MemorySessionImpl)arena.scope()).whileAlive(() -> {
Thread t = new Thread(() -> {
try {
// acquire of the segment should fail here,
// due to wrong thread
handle.invokeExact(segment);
} catch (Throwable e) {
// catch the exception.
assertTrue(e instanceof WrongThreadException);
assertTrue(e.getMessage().matches(".*Attempted access outside owning thread.*"));
}
});
t.start();
try {
t.join();
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
// the downcall above should not have called release on the session
// so doing it here should succeed without error
});
}
}
}