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/*
* Copyright (c) 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
* 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
* @enablePreview
* @library ../ /test/lib
* @requires jdk.foreign.linker != "UNSUPPORTED"
* @requires jdk.foreign.linker != "FALLBACK"
* @run testng/othervm --enable-native-access=ALL-UNNAMED TestTrivialUpcall
*/
import org.testng.annotations.Test;
import java.io.IOException;
import java.lang.foreign.FunctionDescriptor;
import java.lang.foreign.Linker;
import java.lang.foreign.MemorySegment;
import java.lang.invoke.MethodHandle;
import static org.testng.Assert.fail;
public class TestTrivialUpcall extends UpcallTestHelper {
@Test
public void testUpcallFailure() throws IOException, InterruptedException {
// test to see if we catch a trivial downcall doing an upcall
runInNewProcess(Runner.class, true).assertStdOutContains("wrong thread state for upcall");
}
public static class Runner extends NativeTestHelper {
public static void main(String[] args) throws Throwable {
System.loadLibrary("Trivial");
MethodHandle mh = downcallHandle("do_upcall", FunctionDescriptor.ofVoid(C_POINTER), Linker.Option.isTrivial());
MemorySegment stub = upcallStub(Runner.class, "target", FunctionDescriptor.ofVoid());
mh.invokeExact(stub);
}
public static void target() {
fail("Should not get here");
}
}
}
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