8152342: JVMCI test task: Unit tests for MethodHandleAccessProvider
Reviewed-by: kvn
This commit is contained in:
Dmitrij Pochepko
parent
9a48b975a1
commit
768ffb978f
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/*
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* Copyright (c) 2016, 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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package jdk.vm.ci.hotspot.test;
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import java.io.File;
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import java.lang.invoke.MethodHandle;
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import java.lang.invoke.MethodHandles;
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import java.lang.invoke.MethodType;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.net.URLClassLoader;
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import java.nio.file.Paths;
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import jdk.vm.ci.hotspot.HotSpotConstantReflectionProvider;
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import jdk.vm.ci.meta.JavaConstant;
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import jdk.vm.ci.meta.MetaAccessProvider;
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import jdk.vm.ci.meta.MethodHandleAccessProvider;
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import jdk.vm.ci.runtime.JVMCI;
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import org.testng.annotations.DataProvider;
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public class MethodHandleAccessProviderData implements TestInterface {
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private static final MetaAccessProvider META_ACCESS = JVMCI.getRuntime().getHostJVMCIBackend().getMetaAccess();
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private static final HotSpotConstantReflectionProvider CONSTANT_REFLECTION = (HotSpotConstantReflectionProvider) JVMCI.getRuntime().getHostJVMCIBackend().getConstantReflection();
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// see DirectMethodHandle.java to check invoke* method names assignment
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private static final String IVIRTUAL_RESOLVED_NAME = "invokeVirtual";
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private static final String ISTATIC_RESOLVED_NAME = "invokeStatic";
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private static final String ISPECIAL_RESOLVED_NAME = "invokeSpecial";
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private static final String ISTATICINIT_RESOLVED_NAME = "invokeStaticInit";
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private static final String IINTERFACE_RESOLVED_NAME = "invokeInterface";
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private static final String INEWSPECIAL_RESOLVED_NAME = "newInvokeSpecial";
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@DataProvider(name = "intrinsicsPositive")
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public static Object[][] getIntrinsicsDataPositive() {
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Object[][] result;
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try {
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result = new Object[][]{
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new Object[]{
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META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("invokeBasic", Object[].class)),
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MethodHandleAccessProvider.IntrinsicMethod.INVOKE_BASIC},
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new Object[]{
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META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("linkToInterface", Object[].class)),
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MethodHandleAccessProvider.IntrinsicMethod.LINK_TO_INTERFACE},
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new Object[]{
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META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("linkToStatic", Object[].class)),
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MethodHandleAccessProvider.IntrinsicMethod.LINK_TO_STATIC},
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new Object[]{
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META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("linkToVirtual", Object[].class)),
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MethodHandleAccessProvider.IntrinsicMethod.LINK_TO_VIRTUAL},
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new Object[]{
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META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("linkToSpecial", Object[].class)),
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MethodHandleAccessProvider.IntrinsicMethod.LINK_TO_SPECIAL}};
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} catch (NoSuchMethodException e) {
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throw new Error("TESTBUG: can't find method: " + e, e);
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}
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return result;
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}
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@DataProvider(name = "intrinsicsNegative")
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public static Object[][] getIntrinsicsDataNegative() {
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Object[][] result;
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try {
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result = new Object[][]{new Object[]{META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("invokeWithArguments", Object[].class))}};
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} catch (NoSuchMethodException e) {
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throw new Error("TESTBUG: can't find method: " + e, e);
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}
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return result;
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}
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@DataProvider(name = "invokeBasicNegative1")
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public static Object[][] getInvokeBasicDataNegative1() {
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Object[][] result;
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JavaConstant wrongObject = CONSTANT_REFLECTION.forObject("42");
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// 2nd parameter is force bytecode generation = true/false
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result = new Object[][]{
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new Object[]{wrongObject, true},
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new Object[]{wrongObject, false},
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new Object[]{JavaConstant.NULL_POINTER, true},
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new Object[]{JavaConstant.NULL_POINTER, false}};
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return result;
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}
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@DataProvider(name = "invokeBasicNegative2")
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public static Object[][] getInvokeBasicDataNegative2() {
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Object[][] result;
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// 2nd parameter is force bytecode generation = true/false
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result = new Object[][]{
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new Object[]{null, true},
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new Object[]{null, false}};
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return result;
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}
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@DataProvider(name = "invokeBasicPositive")
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public static Object[][] getInvokeBasicDataPositive() {
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Object[][] result;
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MethodHandle mhIVirtual;
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MethodHandle mhIStatic;
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MethodHandle mhISpecial;
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MethodHandle mhIStaticInit;
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MethodHandle mhINewSpecial;
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MethodHandle mhIInterface;
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MethodHandles.Lookup lookup = MethodHandles.lookup();
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MethodType voidRet = MethodType.methodType(void.class);
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Class<?> self = MethodHandleAccessProviderData.class;
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// let's get a separate, thus, not initialized class
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ClassLoader current = self.getClassLoader();
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String[] cpaths = System.getProperty("java.class.path").split(File.pathSeparator);
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URL[] urls = new URL[cpaths.length];
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try {
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for (int i = 0; i < cpaths.length; i++) {
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urls[i] = Paths.get(cpaths[i]).toUri().toURL();
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}
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} catch (MalformedURLException e) {
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throw new Error("Can't parse classpath url: " + e, e);
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}
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Class<?> clone;
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try {
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clone = new ParentLastURLClassLoader(urls, current).loadClass(self.getName());
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} catch (ClassNotFoundException e) {
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throw new Error("TESTBUG: can't find class: " + e, e);
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}
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try {
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mhIVirtual = lookup.findVirtual(self, "publicMethod", voidRet);
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mhIStatic = lookup.findStatic(self, "staticMethod", voidRet);
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mhISpecial = lookup.findSpecial(self, "privateMethod", voidRet, self);
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mhIStaticInit = lookup.findStatic(clone, "staticMethod", voidRet);
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mhINewSpecial = lookup.findConstructor(self, voidRet);
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mhIInterface = lookup.findVirtual(TestInterface.class, "interfaceMethod", voidRet);
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} catch (NoSuchMethodException | IllegalAccessException e) {
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throw new Error("TESTBUG: lookup failed: " + e, e);
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}
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JavaConstant jcIVirtual = CONSTANT_REFLECTION.forObject(mhIVirtual);
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JavaConstant jcIStatic = CONSTANT_REFLECTION.forObject(mhIStatic);
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JavaConstant jcISpecial = CONSTANT_REFLECTION.forObject(mhISpecial);
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JavaConstant jcIStaticInit = CONSTANT_REFLECTION.forObject(mhIStaticInit);
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JavaConstant jcINewSpecial = CONSTANT_REFLECTION.forObject(mhINewSpecial);
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JavaConstant jcIInterface = CONSTANT_REFLECTION.forObject(mhIInterface);
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// 2nd parameter is force bytecode generation = true/false
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result = new Object[][]{
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new Object[]{jcIVirtual, true, IVIRTUAL_RESOLVED_NAME},
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new Object[]{jcIVirtual, false, IVIRTUAL_RESOLVED_NAME},
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new Object[]{jcIStatic, true, ISTATIC_RESOLVED_NAME},
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new Object[]{jcIStatic, false, ISTATIC_RESOLVED_NAME},
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new Object[]{jcISpecial, true, ISPECIAL_RESOLVED_NAME},
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new Object[]{jcISpecial, false, ISPECIAL_RESOLVED_NAME},
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new Object[]{jcIStaticInit, true, ISTATICINIT_RESOLVED_NAME},
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new Object[]{jcIStaticInit, false, ISTATICINIT_RESOLVED_NAME},
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new Object[]{jcINewSpecial, false, INEWSPECIAL_RESOLVED_NAME},
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new Object[]{jcINewSpecial, true, INEWSPECIAL_RESOLVED_NAME},
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new Object[]{jcIInterface, false, IINTERFACE_RESOLVED_NAME},
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new Object[]{jcIInterface, true, IINTERFACE_RESOLVED_NAME}};
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return result;
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}
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// can't use nested classes for storing these test methods. see JDK-8010319
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private void privateMethod() {
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// empty
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}
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public static void staticMethod() {
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// empty
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}
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public void publicMethod() {
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// empty
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}
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@Override
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public void interfaceMethod() {
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// empty
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}
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}
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interface TestInterface {
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void interfaceMethod();
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}
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class ParentLastURLClassLoader extends URLClassLoader {
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ParentLastURLClassLoader(URL[] urls, ClassLoader parent) {
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super(urls, parent);
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}
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@Override
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public Class<?> loadClass(String name) throws ClassNotFoundException {
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try {
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Class<?> c = findClass(name);
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if (c != null) {
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return c;
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}
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} catch (ClassNotFoundException e) {
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// ignore
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}
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return super.loadClass(name);
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}
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}
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@ -0,0 +1,134 @@
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/*
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* Copyright (c) 2016, 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 8152343
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* @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9" | os.simpleArch == "aarch64")
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* @library /testlibrary /test/lib /compiler/jvmci/jdk.vm.ci.hotspot.test/src
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* @modules jdk.vm.ci/jdk.vm.ci.meta
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* jdk.vm.ci/jdk.vm.ci.runtime
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* jdk.vm.ci/jdk.vm.ci.hotspot
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* @run testng/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
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* jdk.vm.ci.hotspot.test.MethodHandleAccessProviderTest
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*/
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package jdk.vm.ci.hotspot.test;
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import java.lang.invoke.MethodHandle;
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import java.lang.invoke.MethodHandles;
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import java.lang.reflect.Method;
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import jdk.vm.ci.hotspot.HotSpotConstantReflectionProvider;
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import jdk.vm.ci.meta.MethodHandleAccessProvider;
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import jdk.vm.ci.meta.ResolvedJavaMethod;
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import jdk.vm.ci.runtime.JVMCI;
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import jdk.vm.ci.meta.JavaConstant;
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import jdk.vm.ci.meta.MetaAccessProvider;
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import jdk.vm.ci.meta.MethodHandleAccessProvider.IntrinsicMethod;
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import org.testng.annotations.Test;
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import org.testng.Assert;
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public class MethodHandleAccessProviderTest {
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private static final HotSpotConstantReflectionProvider CONSTANT_REFLECTION = (HotSpotConstantReflectionProvider) JVMCI.getRuntime().getHostJVMCIBackend().getConstantReflection();
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private static final MethodHandleAccessProvider PROVIDER = CONSTANT_REFLECTION.getMethodHandleAccess();
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private static final MetaAccessProvider META_ACCESS = JVMCI.getRuntime().getHostJVMCIBackend().getMetaAccess();
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@Test(dataProvider = "intrinsicsPositive", dataProviderClass = MethodHandleAccessProviderData.class)
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public void testLookupMethodHandleIntrinsic(ResolvedJavaMethod mtd, IntrinsicMethod expected) {
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Assert.assertEquals(expected, PROVIDER.lookupMethodHandleIntrinsic(mtd), "Unexpected intrinsic returned for " + mtd);
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}
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@Test(dataProvider = "intrinsicsNegative", dataProviderClass = MethodHandleAccessProviderData.class)
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public void testLookupMethodHandleIntrinsicNegative(ResolvedJavaMethod mtd) {
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Assert.assertNull(PROVIDER.lookupMethodHandleIntrinsic(mtd), "Expected null return for " + mtd);
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}
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@Test(expectedExceptions = {NullPointerException.class})
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public void testLookupMethodHandleIntrinsicNull() {
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PROVIDER.lookupMethodHandleIntrinsic(null);
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}
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@Test(dataProvider = "invokeBasicPositive", dataProviderClass = MethodHandleAccessProviderData.class)
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public void testResolveInvokeBasicTarget(JavaConstant javaConstantMethodHandle, boolean force, String expected) {
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ResolvedJavaMethod mtd = PROVIDER.resolveInvokeBasicTarget(javaConstantMethodHandle, force);
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Assert.assertTrue(mtd.getName().startsWith(expected), "Unexpected method resolved: " + mtd);
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}
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@Test(dataProvider = "invokeBasicNegative1", dataProviderClass = MethodHandleAccessProviderData.class)
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public void testResolveInvokeBasicTargetNegative1(JavaConstant javaConstantMethodHandle, boolean force) {
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Assert.assertNull(PROVIDER.resolveInvokeBasicTarget(javaConstantMethodHandle, force),
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"Expected null return for " + javaConstantMethodHandle + " with force=" + force);
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}
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@Test(dataProvider = "invokeBasicNegative2", dataProviderClass = MethodHandleAccessProviderData.class, expectedExceptions = {NullPointerException.class})
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public void testResolveInvokeBasicTargetNegative2(JavaConstant javaConstantMethodHandle, boolean force) {
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PROVIDER.resolveInvokeBasicTarget(javaConstantMethodHandle, force);
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}
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@Test
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public void testResolveLinkToTarget() {
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Method self;
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try {
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self = getClass().getDeclaredMethod("testResolveLinkToTarget");
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} catch (NoSuchMethodException e) {
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throw new Error("TESTBUG: can't find method: " + e, e);
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}
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MethodHandle mh;
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try {
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mh = MethodHandles.lookup().unreflect(self);
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} catch (IllegalAccessException e) {
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throw new Error("TESTBUG: can't get MHandle: " + e, e);
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}
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Method internalMemberNameMethod;
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try {
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internalMemberNameMethod = mh.getClass().getDeclaredMethod("internalMemberName");
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} catch (NoSuchMethodException e) {
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throw new Error("TESTBUG: can't find method: " + e, e);
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}
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internalMemberNameMethod.setAccessible(true);
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Object memberName;
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try {
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memberName = internalMemberNameMethod.invoke(mh);
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} catch (ReflectiveOperationException e) {
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throw new Error("TESTBUG: can't invoke internalMemberName method", e);
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}
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JavaConstant jcMemberName = CONSTANT_REFLECTION.forObject(memberName);
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ResolvedJavaMethod mtd = PROVIDER.resolveLinkToTarget(jcMemberName);
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Assert.assertEquals(mtd, META_ACCESS.lookupJavaMethod(self), "Got unexpected method: " + mtd);
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}
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@Test(expectedExceptions = {NullPointerException.class})
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public void testResolveLinkToTargetNegativeNull() {
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PROVIDER.resolveLinkToTarget(null);
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}
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@Test
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public void testResolveLinkToTargetNegativeNullConstant() {
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Assert.assertNull(PROVIDER.resolveLinkToTarget(JavaConstant.NULL_POINTER), "Expected null return");
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}
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@Test(expectedExceptions = {IllegalArgumentException.class})
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public void testResolveLinkToTargetNegativeWrongConstant() {
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PROVIDER.resolveLinkToTarget(CONSTANT_REFLECTION.forObject("42"));
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}
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}
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