GetVtableIndexForInterfaceTest.java revision 12772:fbb9c8026495
118334Speter/* 218334Speter * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. 318334Speter * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 418334Speter * 518334Speter * This code is free software; you can redistribute it and/or modify it 618334Speter * under the terms of the GNU General Public License version 2 only, as 718334Speter * published by the Free Software Foundation. 818334Speter * 918334Speter * This code is distributed in the hope that it will be useful, but WITHOUT 1018334Speter * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1118334Speter * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1218334Speter * version 2 for more details (a copy is included in the LICENSE file that 1318334Speter * accompanied this code). 1418334Speter * 1518334Speter * You should have received a copy of the GNU General Public License version 1618334Speter * 2 along with this work; if not, write to the Free Software Foundation, 1718334Speter * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1818334Speter * 1918334Speter * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2018334Speter * or visit www.oracle.com if you need additional information or have any 2118334Speter * questions. 2218334Speter */ 2318334Speter 2418334Speter/* 2518334Speter * @test 2618334Speter * @bug 8136421 2718334Speter * @requires vm.jvmci 2818334Speter * @library / /test/lib 2918334Speter * @library ../common/patches 3018334Speter * @modules java.base/jdk.internal.misc 3118334Speter * @modules java.base/jdk.internal.org.objectweb.asm 3218334Speter * java.base/jdk.internal.org.objectweb.asm.tree 3318334Speter * jdk.internal.vm.ci/jdk.vm.ci.hotspot 3418334Speter * jdk.internal.vm.ci/jdk.vm.ci.code 3518334Speter * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper 3618334Speter * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI 3718334Speter * -Djvmci.Compiler=null 3818334Speter * compiler.jvmci.compilerToVM.GetVtableIndexForInterfaceTest 3918334Speter */ 4018334Speter 4118334Speterpackage compiler.jvmci.compilerToVM; 4218334Speter 4318334Speterimport compiler.jvmci.common.CTVMUtilities; 4418334Speterimport compiler.jvmci.common.testcases.AbstractClass; 4518334Speterimport compiler.jvmci.common.testcases.AnotherSingleImplementer; 4618334Speterimport compiler.jvmci.common.testcases.AnotherSingleImplementerInterface; 4718334Speterimport compiler.jvmci.common.testcases.DoNotExtendClass; 4818334Speterimport compiler.jvmci.common.testcases.MultipleAbstractImplementer; 4918334Speterimport compiler.jvmci.common.testcases.MultipleImplementersInterface; 5018334Speterimport compiler.jvmci.common.testcases.MultipleImplementersInterfaceExtender; 5118334Speterimport compiler.jvmci.common.testcases.SingleImplementer; 5218334Speterimport compiler.jvmci.common.testcases.SingleImplementerInterface; 5318334Speterimport compiler.jvmci.common.testcases.SingleSubclass; 5418334Speterimport compiler.jvmci.common.testcases.SingleSubclassedClass; 5518334Speterimport jdk.test.lib.Asserts; 5618334Speterimport jdk.test.lib.Utils; 5718334Speterimport jdk.vm.ci.hotspot.CompilerToVMHelper; 5818334Speterimport jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; 5918334Speterimport jdk.vm.ci.hotspot.HotSpotResolvedObjectType; 6018334Speter 6118334Speterimport java.lang.reflect.Method; 6218334Speterimport java.util.HashSet; 6318334Speterimport java.util.Set; 6418334Speterimport java.util.stream.Stream; 6518334Speter 6618334Speterpublic class GetVtableIndexForInterfaceTest { 6718334Speter private static final int INVALID_VTABLE_INDEX = -4; // see method.hpp: VtableIndexFlag 6818334Speter 6918334Speter public static void main(String args[]) { 7018334Speter GetVtableIndexForInterfaceTest test 7118334Speter = new GetVtableIndexForInterfaceTest(); 7218334Speter try { 7318334Speter for (TestCase tcase : createTestCases()) { 7418334Speter test.runTest(tcase); 7518334Speter } 7618334Speter } catch (NoSuchMethodException e) { 7718334Speter throw new Error("TEST BUG: can't find requested method", e); 7818334Speter } 7918334Speter } 8018334Speter 8118334Speter private static Set<TestCase> createTestCases() { 8218334Speter Set<TestCase> result = new HashSet<>(); 8318334Speter Stream.of( 8418334Speter AbstractClass.class, 8518334Speter SingleImplementer.class, 8618334Speter SingleImplementerInterface.class, 8718334Speter MultipleImplementersInterface.class, 8818334Speter MultipleImplementersInterfaceExtender.class, 8918334Speter SingleSubclass.class, 9018334Speter SingleSubclassedClass.class, 9118334Speter DoNotExtendClass.class, 9218334Speter MultipleAbstractImplementer.class 9318334Speter ) 9418334Speter .forEach(Utils::ensureClassIsLoaded); 9518334Speter // non iface method 9618334Speter result.add(new TestCase(SingleImplementer.class, 9718334Speter SingleImplementer.class, "nonInterfaceMethod", 9818334Speter false, InternalError.class)); 9918334Speter // iface method w/o default implementation 10018334Speter result.add(new TestCase(SingleImplementer.class, 10118334Speter SingleImplementerInterface.class, "interfaceMethod", false)); 10218334Speter /* another iface which provides default implementation for the 10318334Speter original iface*/ 10418334Speter result.add(new TestCase(MultipleImplementersInterfaceExtender.class, 10518334Speter MultipleImplementersInterface.class, "testMethod", false, 10618334Speter InternalError.class)); 10718334Speter // iface method w/ default implementation 10818334Speter result.add(new TestCase(SingleImplementer.class, 10918334Speter SingleImplementerInterface.class, "defaultMethod", true)); 11018334Speter // non iface class 11118334Speter result.add(new TestCase(SingleSubclass.class, 11218334Speter SingleSubclassedClass.class, "inheritedMethod", false, 11318334Speter InternalError.class)); 11418334Speter // class not implementing iface 11518334Speter result.add(new TestCase(DoNotExtendClass.class, 11618334Speter SingleImplementerInterface.class, "defaultMethod", false)); 11718334Speter // abstract class which doesn't implement iface 11818334Speter result.add(new TestCase(AbstractClass.class, 11918334Speter SingleImplementerInterface.class, "defaultMethod", false)); 12018334Speter // abstract class which implements iface 12118334Speter result.add(new TestCase(MultipleAbstractImplementer.class, 12218334Speter MultipleImplementersInterface.class, "defaultMethod", true)); 12318334Speter // class not initialized 12418334Speter result.add(new TestCase(AnotherSingleImplementer.class, 12518334Speter AnotherSingleImplementerInterface.class, "defaultMethod", 12618334Speter false, InternalError.class)); 12718334Speter return result; 12818334Speter } 12918334Speter 13018334Speter private void runTest(TestCase tcase) throws NoSuchMethodException { 13118334Speter System.out.println(tcase); 13218334Speter Method method = tcase.holder.getDeclaredMethod(tcase.methodName); 13318334Speter HotSpotResolvedObjectType metaspaceKlass = CompilerToVMHelper 13418334Speter .lookupType(Utils.toJVMTypeSignature(tcase.receiver), 13518334Speter getClass(), /* resolve = */ true); 13618334Speter HotSpotResolvedJavaMethod metaspaceMethod = CTVMUtilities 13718334Speter .getResolvedMethod(tcase.holder, method); 13818334Speter int index = 0; 13918334Speter try { 14018334Speter index = CompilerToVMHelper 14118334Speter .getVtableIndexForInterfaceMethod(metaspaceKlass, 14218334Speter metaspaceMethod); 14318334Speter } catch (Throwable t) { 14418334Speter if (tcase.isPositive || tcase.expectedException == null) { 14518334Speter throw new Error("Caught unexpected exception " + t); 14618334Speter } 14718334Speter if (!tcase.expectedException.equals(t.getClass())) { 14818334Speter throw new Error(String.format("Caught %s while expected %s", 14918334Speter t.getClass().getName(), 15018334Speter tcase.expectedException.getName())); 15118334Speter } 15218334Speter return; 15318334Speter } 15418334Speter if (tcase.expectedException != null) { 15518334Speter throw new AssertionError("Expected exception wasn't caught: " 15618334Speter + tcase.expectedException.getName()); 15718334Speter } 15818334Speter if (tcase.isPositive) { 15918334Speter Asserts.assertNE(index, INVALID_VTABLE_INDEX, 16018334Speter "Unexpected: got invalid index"); 16118334Speter } else { 16218334Speter Asserts.assertEQ(index, INVALID_VTABLE_INDEX, 16318334Speter "Unexpected: got valid index "); 16418334Speter } 16518334Speter } 16618334Speter 16718334Speter private static class TestCase { 16818334Speter public final Class<?> receiver; 16918334Speter public final Class<?> holder; 17018334Speter public final String methodName; 17118334Speter public final boolean isPositive; 17218334Speter public final Class<? extends Throwable> expectedException; 17318334Speter 17418334Speter public TestCase(Class<?> receiver, Class<?> holder, String methodName, 17518334Speter boolean isPositive, 17618334Speter Class<? extends Throwable> expectedException) { 17718334Speter this.receiver = receiver; 17818334Speter this.holder = holder; 17918334Speter this.methodName = methodName; 18018334Speter this.isPositive = isPositive; 18118334Speter this.expectedException = expectedException; 18218334Speter } 18318334Speter 18418334Speter public TestCase(Class<?> receiver, Class<?> holder, String methodName, 18518334Speter boolean isPositive) { 18618334Speter this(receiver, holder, methodName, isPositive, null); 18718334Speter } 18818334Speter 18918334Speter @Override 19018334Speter public String toString() { 19118334Speter return String.format("CASE: receiver=%s, holder=%s, method=%s," 19218334Speter + " isPositive=%s%n", receiver.getName(), holder.getName(), 19318334Speter methodName, isPositive); 19418334Speter } 19518334Speter } 19618334Speter} 19718334Speter