116 lines
4.5 KiB
Java
116 lines
4.5 KiB
Java
/*
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* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8136421
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* @requires vm.jvmci
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* @library / /test/lib
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* @library ../common/patches
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* @modules java.base/jdk.internal.misc
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* @modules jdk.internal.vm.ci/jdk.vm.ci.hotspot
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* @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
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* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
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* -XX:-UseJVMCICompiler
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* compiler.jvmci.compilerToVM.GetClassInitializerTest
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*/
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package compiler.jvmci.compilerToVM;
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import compiler.jvmci.common.testcases.AbstractClass;
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import compiler.jvmci.common.testcases.AbstractClassExtender;
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import compiler.jvmci.common.testcases.DoNotExtendClass;
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import compiler.jvmci.common.testcases.MultipleImplementersInterfaceExtender;
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import compiler.jvmci.common.testcases.SingleImplementer;
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import compiler.jvmci.common.testcases.SingleImplementerInterface;
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import jdk.test.lib.Asserts;
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import jdk.test.lib.Utils;
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import jdk.vm.ci.hotspot.CompilerToVMHelper;
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import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
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import jdk.vm.ci.hotspot.HotSpotResolvedObjectType;
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import java.util.HashSet;
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import java.util.Set;
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public class GetClassInitializerTest {
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public static void main(String args[]) {
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GetClassInitializerTest test = new GetClassInitializerTest();
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for (TestCase tcase : createTestCases()) {
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test.runTest(tcase);
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}
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}
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private static Set<TestCase> createTestCases() {
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Set<TestCase> result = new HashSet<>();
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// a simple class with initializer
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result.add(new TestCase(SingleImplementer.class, true));
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// an interface with initializer
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result.add(new TestCase(SingleImplementerInterface.class, true));
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// an abstract class with initializer
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result.add(new TestCase(AbstractClass.class, true));
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// a class without initializer, extending class with initializer
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result.add(new TestCase(AbstractClassExtender.class, false));
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// an interface without initializer
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result.add(new TestCase(MultipleImplementersInterfaceExtender.class, false));
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// a class without initializer
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result.add(new TestCase(DoNotExtendClass.class, false));
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return result;
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}
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private void runTest(TestCase tcase) {
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System.out.println(tcase);
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String className = tcase.holder.getName();
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HotSpotResolvedObjectType resolvedClazz = CompilerToVMHelper
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.lookupTypeHelper(Utils.toJVMTypeSignature(tcase.holder),
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getClass(), /* resolve = */ true);
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HotSpotResolvedJavaMethod initializer = CompilerToVMHelper
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.getClassInitializer(resolvedClazz);
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if (tcase.isPositive) {
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Asserts.assertNotNull(initializer, "Couldn't get initializer for "
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+ className);
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Asserts.assertEQ(initializer.getName(), "<clinit>",
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"Unexpected initializer name for " + className);
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} else {
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Asserts.assertNull(initializer, "Unexpected: found initializer for "
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+ className);
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}
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}
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private static class TestCase {
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public final Class<?> holder;
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public final boolean isPositive;
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public TestCase(Class<?> clazz, boolean isPositive) {
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this.holder = clazz;
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this.isPositive = isPositive;
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}
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@Override
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public String toString() {
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return "CASE: clazz=" + holder.getName()
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+ ", isPositive=" + isPositive;
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}
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}
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}
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