| /* |
| * Copyright (c) 2015, 2016, 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 (vm.simpleArch == "x64" | vm.simpleArch == "sparcv9" | vm.simpleArch == "aarch64") |
| * @library / /test/lib |
| * @library ../common/patches |
| * @modules java.base/jdk.internal.misc |
| * @modules jdk.vm.ci/jdk.vm.ci.hotspot |
| * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper |
| * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI |
| * compiler.jvmci.compilerToVM.GetClassInitializerTest |
| */ |
| |
| package compiler.jvmci.compilerToVM; |
| |
| import compiler.jvmci.common.testcases.AbstractClass; |
| import compiler.jvmci.common.testcases.AbstractClassExtender; |
| import compiler.jvmci.common.testcases.DoNotExtendClass; |
| import compiler.jvmci.common.testcases.MultipleImplementersInterfaceExtender; |
| import compiler.jvmci.common.testcases.SingleImplementer; |
| import compiler.jvmci.common.testcases.SingleImplementerInterface; |
| import jdk.test.lib.Asserts; |
| import jdk.test.lib.Utils; |
| import jdk.vm.ci.hotspot.CompilerToVMHelper; |
| import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; |
| import jdk.vm.ci.hotspot.HotSpotResolvedObjectType; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| public class GetClassInitializerTest { |
| |
| public static void main(String args[]) { |
| GetClassInitializerTest test = new GetClassInitializerTest(); |
| for (TestCase tcase : createTestCases()) { |
| test.runTest(tcase); |
| } |
| } |
| |
| private static Set<TestCase> createTestCases() { |
| Set<TestCase> result = new HashSet<>(); |
| // a simple class with initializer |
| result.add(new TestCase(SingleImplementer.class, true)); |
| // an interface with initializer |
| result.add(new TestCase(SingleImplementerInterface.class, true)); |
| // an abstract class with initializer |
| result.add(new TestCase(AbstractClass.class, true)); |
| // a class without initializer, extending class with initializer |
| result.add(new TestCase(AbstractClassExtender.class, false)); |
| // an interface without initializer |
| result.add(new TestCase(MultipleImplementersInterfaceExtender.class, false)); |
| // a class without initializer |
| result.add(new TestCase(DoNotExtendClass.class, false)); |
| return result; |
| } |
| |
| private void runTest(TestCase tcase) { |
| System.out.println(tcase); |
| String className = tcase.holder.getName(); |
| HotSpotResolvedObjectType resolvedClazz = CompilerToVMHelper |
| .lookupType(Utils.toJVMTypeSignature(tcase.holder), |
| getClass(), /* resolve = */ true); |
| HotSpotResolvedJavaMethod initializer = CompilerToVMHelper |
| .getClassInitializer(resolvedClazz); |
| if (tcase.isPositive) { |
| Asserts.assertNotNull(initializer, "Couldn't get initializer for " |
| + className); |
| Asserts.assertEQ(initializer.getName(), "<clinit>", |
| "Unexpected initializer name for " + className); |
| } else { |
| Asserts.assertNull(initializer, "Unexpected: found initializer for " |
| + className); |
| } |
| } |
| |
| private static class TestCase { |
| public final Class<?> holder; |
| public final boolean isPositive; |
| |
| public TestCase(Class<?> clazz, boolean isPositive) { |
| this.holder = clazz; |
| this.isPositive = isPositive; |
| } |
| |
| @Override |
| public String toString() { |
| return "CASE: clazz=" + holder.getName() |
| + ", isPositive=" + isPositive; |
| } |
| } |
| } |