HasFinalizableSubclassTest.java revision 9383:19ed05bd68dc
12892Sdfr/* 250476Speter * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 32892Sdfr * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 42892Sdfr * 5298107Sgjb * This code is free software; you can redistribute it and/or modify it 677577Sru * under the terms of the GNU General Public License version 2 only, as 777577Sru * published by the Free Software Foundation. 877577Sru * 9275030Sbapt * This code is distributed in the hope that it will be useful, but WITHOUT 102892Sdfr * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1155983Sbde * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 122892Sdfr * version 2 for more details (a copy is included in the LICENSE file that 1387325Sobrien * accompanied this code). 14120492Sfjoe * 15120492Sfjoe * You should have received a copy of the GNU General Public License version 16139112Sru * 2 along with this work; if not, write to the Free Software Foundation, 17120492Sfjoe * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 182892Sdfr * 192892Sdfr * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 202892Sdfr * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24/* 25 * @test 26 * @bug 8136421 27 * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64" 28 * @library / /testlibrary /test/lib 29 * @compile ../common/CompilerToVMHelper.java 30 * @build compiler.jvmci.compilerToVM.HasFinalizableSubclassTest 31 * @run main ClassFileInstaller jdk.vm.ci.hotspot.CompilerToVMHelper 32 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockExperimentalVMOptions 33 * -XX:+EnableJVMCI compiler.jvmci.compilerToVM.HasFinalizableSubclassTest 34 */ 35 36package compiler.jvmci.compilerToVM; 37 38import compiler.jvmci.common.testcases.AbstractClass; 39import compiler.jvmci.common.testcases.AbstractClassExtender; 40import compiler.jvmci.common.testcases.DoNotImplementInterface; 41import compiler.jvmci.common.testcases.MultipleImplementer1; 42import compiler.jvmci.common.testcases.MultipleImplementersInterface; 43import compiler.jvmci.common.testcases.SingleImplementerInterface; 44import java.util.HashSet; 45import java.util.Set; 46import java.util.stream.Stream; 47import jdk.vm.ci.hotspot.CompilerToVMHelper; 48import jdk.vm.ci.hotspot.HotSpotResolvedObjectType; 49import jdk.test.lib.Asserts; 50import jdk.test.lib.Utils; 51 52public class HasFinalizableSubclassTest { 53 public static void main(String args[]) { 54 HasFinalizableSubclassTest test = new HasFinalizableSubclassTest(); 55 for (TestCase tcase : createTestCases()) { 56 test.runTest(tcase); 57 } 58 } 59 60 private static Set<TestCase> createTestCases() { 61 Stream.of( 62 AbstractClassExtender.class, 63 SingleImplementerInterface.class, 64 MultipleImplementersInterface.class, 65 MultipleImplementer1.class, 66 DoNotImplementInterface.class) 67 .forEach(Utils::ensureClassIsLoaded); 68 Set<TestCase> result = new HashSet<>(); 69 // iface with finalize method 70 result.add(new TestCase(SingleImplementerInterface.class, false)); 71 // iface with default finalize method 72 result.add(new TestCase(MultipleImplementersInterface.class, false)); 73 // class which implements iface w/ default finalize method 74 result.add(new TestCase(MultipleImplementer1.class, true)); 75 // abstract class with finalizeable subclass 76 result.add(new TestCase(AbstractClass.class, true)); 77 // non-implemented iface 78 result.add(new TestCase(DoNotImplementInterface.class, false)); 79 return result; 80 } 81 82 private void runTest(TestCase tcase) { 83 System.out.println(tcase); 84 HotSpotResolvedObjectType metaspaceKlass = CompilerToVMHelper 85 .lookupType(Utils.toJVMTypeSignature(tcase.aClass), 86 getClass(), /* resolve = */ true); 87 Asserts.assertEQ(tcase.expected, 88 CompilerToVMHelper.hasFinalizableSubclass(metaspaceKlass), 89 "Unexpected finalizableSubclass state for " 90 + tcase.aClass.getName()); 91 } 92 93 private static class TestCase { 94 public final Class<?> aClass; 95 public final boolean expected; 96 97 public TestCase(Class<?> clazz, boolean expected) { 98 this.aClass = clazz; 99 this.expected = expected; 100 } 101 @Override 102 public String toString() { 103 return "CASE: class= " + aClass.getName() + ", expected=" + expected; 104 } 105 } 106} 107