test/jdk/java/foreign/TestUpcallStress.java - master - githubmirror/panama-vector

test/jdk/java/foreign/TestUpcallStress.java
113 строк4 KB
Jorn Vernee
8360595: OOM in java/foreign/TestUpcallStress.java
22 май 2026, 15:47
22 май 2026, 15:479e9e1df
/*
 * Copyright (c) 2024, 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
 * @requires jdk.foreign.linker != "FALLBACK"
 * @requires vm.compMode != "Xcomp"
 * @modules java.base/jdk.internal.foreign
 * @library /test/lib
 * @build NativeTestHelper CallGeneratorHelper TestUpcallBase
 * @bug 8337753
 *
 * @run testng/native/othervm
 *   -Xcheck:jni
 *   -XX:+IgnoreUnrecognizedVMOptions
 *   -XX:-VerifyDependencies
 *   --enable-native-access=ALL-UNNAMED
 *   -Dgenerator.sample.factor=17
 *   TestUpcallStress
 */

import java.lang.foreign.Arena;
import java.lang.foreign.FunctionDescriptor;
import java.lang.foreign.MemorySegment;

import org.testng.annotations.AfterClass;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
import jdk.test.lib.Utils;

import java.lang.invoke.MethodHandle;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicReference;
import java.util.concurrent.*;
import java.util.function.Consumer;

public class TestUpcallStress extends TestUpcallBase {

    static {
        System.loadLibrary("TestUpcall");
    }

    static final int THREAD_COUNT = 100;

    ExecutorService executor;

    @BeforeClass
    public void setup() {
        executor = Executors.newFixedThreadPool(THREAD_COUNT);
    }

    @AfterClass
    public void tearDown() throws InterruptedException {
        executor.shutdown();
        // Let it run for a while, and then just terminate
        executor.awaitTermination(Utils.adjustTimeout(30), TimeUnit.SECONDS);
    }


    @Test(dataProvider="functions", dataProviderClass=CallGeneratorHelper.class)
    public void testUpcallsStress(int count, String fName, Ret ret, List<ParamType> paramTypes,
                                  List<StructFieldType> fields) {
        for (int threadIdx = 0; threadIdx < THREAD_COUNT; threadIdx++) {
            executor.submit(() -> {
                for (int iter = 0; iter < 10000; iter++) {
                    List<Consumer<Object>> returnChecks = new ArrayList<>();
                    List<Consumer<Object>> argChecks = new ArrayList<>();
                    MemorySegment addr = findNativeOrThrow(fName);
                    try (Arena arena = Arena.ofConfined()) {
                        FunctionDescriptor descriptor = function(ret, paramTypes, fields);
                        MethodHandle mh = downcallHandle(LINKER, addr, arena, descriptor);
                        AtomicReference<Object[]> capturedArgs = new AtomicReference<>();
                        Object[] args = makeArgs(capturedArgs, arena, descriptor, returnChecks, argChecks, 0);

                        Object res = mh.invokeWithArguments(args);

                        if (ret == Ret.NON_VOID) {
                            returnChecks.forEach(c -> c.accept(res));
                        }

                        Object[] capturedArgsArr = capturedArgs.get();
                        for (int i = 0; i < capturedArgsArr.length; i++) {
                            argChecks.get(i).accept(capturedArgsArr[i]);
                        }
                    } catch (Throwable ex) {
                        throw new AssertionError(ex);
                    }
                }
            });
        }
    }
}