--- /dev/null 2015-10-08 07:26:47.000000000 -1000 +++ new/test/compiler/jvmci/compilerToVM/HasFinalizableSubclassTest.java 2015-10-08 07:26:46.000000000 -1000 @@ -0,0 +1,106 @@ +/* + * Copyright (c) 2015, 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 + * @bug 8136421 + * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64" + * @library / /testlibrary /../../test/lib + * @compile ../common/CompilerToVMHelper.java + * @build compiler.jvmci.compilerToVM.HasFinalizableSubclassTest + * @run main ClassFileInstaller jdk.vm.ci.hotspot.CompilerToVMHelper + * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockExperimentalVMOptions + * -XX:+EnableJVMCI compiler.jvmci.compilerToVM.HasFinalizableSubclassTest + */ + +package compiler.jvmci.compilerToVM; + +import compiler.jvmci.common.testcases.AbstractClass; +import compiler.jvmci.common.testcases.AbstractClassExtender; +import compiler.jvmci.common.testcases.DoNotImplementInterface; +import compiler.jvmci.common.testcases.MultipleImplementer1; +import compiler.jvmci.common.testcases.MultipleImplementersInterface; +import compiler.jvmci.common.testcases.SingleImplementerInterface; +import java.util.HashSet; +import java.util.Set; +import java.util.stream.Stream; +import jdk.vm.ci.hotspot.CompilerToVMHelper; +import jdk.vm.ci.hotspot.HotSpotResolvedObjectTypeImpl; +import jdk.test.lib.Asserts; +import jdk.test.lib.Utils; + +public class HasFinalizableSubclassTest { + public static void main(String args[]) { + HasFinalizableSubclassTest test = new HasFinalizableSubclassTest(); + for (TestCase tcase : createTestCases()) { + test.runTest(tcase); + } + } + + private static Set createTestCases() { + Stream.of( + AbstractClassExtender.class, + SingleImplementerInterface.class, + MultipleImplementersInterface.class, + MultipleImplementer1.class, + DoNotImplementInterface.class) + .forEach(Utils::ensureClassIsLoaded); + Set result = new HashSet<>(); + // iface with finalize method + result.add(new TestCase(SingleImplementerInterface.class, false)); + // iface with default finalize method + result.add(new TestCase(MultipleImplementersInterface.class, false)); + // class which implements iface w/ default finalize method + result.add(new TestCase(MultipleImplementer1.class, true)); + // abstract class with finalizeable subclass + result.add(new TestCase(AbstractClass.class, true)); + // non-implemented iface + result.add(new TestCase(DoNotImplementInterface.class, false)); + return result; + } + + private void runTest(TestCase tcase) { + System.out.println(tcase); + HotSpotResolvedObjectTypeImpl metaspaceKlass = CompilerToVMHelper + .lookupType(Utils.toJVMTypeSignature(tcase.aClass), + getClass(), /* resolve = */ true); + Asserts.assertEQ(tcase.expected, + CompilerToVMHelper.hasFinalizableSubclass(metaspaceKlass), + "Unexpected finalizableSubclass state for " + + tcase.aClass.getName()); + } + + private static class TestCase { + public final Class aClass; + public final boolean expected; + + public TestCase(Class clazz, boolean expected) { + this.aClass = clazz; + this.expected = expected; + } + @Override + public String toString() { + return "CASE: class= " + aClass.getName() + ", expected=" + expected; + } + } +}