UnsafeAllocateInstance01.java

/*
 * Copyright (c) 2008, 2012, 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.
 */
package org.graalvm.compiler.jtt.jdk;

import java.util.AbstractList;
import java.util.List;

import org.junit.Ignore;
import org.junit.Test;

import org.graalvm.compiler.jtt.JTTTest;

import jdk.vm.ci.meta.ResolvedJavaMethod;

/*
 */
public class UnsafeAllocateInstance01 extends JTTTest {

    int field01 = 42;

    public static int testInstance() throws SecurityException, InstantiationException {
        UnsafeAllocateInstance01 newObject = (UnsafeAllocateInstance01) UNSAFE.allocateInstance(UnsafeAllocateInstance01.class);
        return newObject.field01;
    }

    public static void testClassForException(Class<?> clazz) throws SecurityException, InstantiationException {
        UNSAFE.allocateInstance(clazz);
    }

    @Override
    protected Result executeExpected(ResolvedJavaMethod method, Object receiver, Object... args) {
        if (args.length == 1) {
            /*
             * HotSpot will crash if the C2 intrinsic for this is used with array classes, so just
             * handle it explicitly so that we can still exercise Graal.
             */
            Class<?> cl = (Class<?>) args[0];
            if (cl.isArray()) {
                return new Result(null, new InstantiationException(cl.getName()));
            }
        }
        return super.executeExpected(method, receiver, args);
    }

    @Test
    public void run0() throws Throwable {
        runTest("testInstance");
    }

    @Test
    public void run1() throws Throwable {
        runTest("testClassForException", UnsafeAllocateInstance01[].class);
    }

    @Test
    public void run7() throws Throwable {
        runTest("testClassForException", UnsafeAllocateInstance01.class);
    }

    @Test
    public void run2() throws Throwable {
        runTest("testClassForException", AbstractList.class);
    }

    @Test
    public void run3() throws Throwable {
        runTest("testClassForException", List.class);
    }

    @Test
    public void run4() throws Throwable {
        runTest("testClassForException", Class.class);
    }

    @Ignore("Currently crashes hotspot because primitive classes aren't handled")
    @Test
    public void run5() throws Throwable {
        runTest("testClassForException", void.class);
    }

    @Ignore("Currently crashes hotspot because primitive classes aren't handled")
    @Test
    public void run6() throws Throwable {
        runTest("testClassForException", int.class);
    }
}