changeset 38690:5c01a80db90c

8152342: JVMCI test task: Unit tests for MethodHandleAccessProvider Reviewed-by: kvn
author dpochepk
date Mon, 16 May 2016 17:00:08 +0300
parents 3fc0148a997b
children a2c52cff500d
files hotspot/test/compiler/jvmci/jdk.vm.ci.hotspot.test/src/jdk/vm/ci/hotspot/test/MethodHandleAccessProviderData.java hotspot/test/compiler/jvmci/jdk.vm.ci.hotspot.test/src/jdk/vm/ci/hotspot/test/MethodHandleAccessProviderTest.java
diffstat 2 files changed, 349 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/compiler/jvmci/jdk.vm.ci.hotspot.test/src/jdk/vm/ci/hotspot/test/MethodHandleAccessProviderData.java	Mon May 16 17:00:08 2016 +0300
@@ -0,0 +1,215 @@
+/*
+ * Copyright (c) 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.
+ */
+
+package jdk.vm.ci.hotspot.test;
+
+import java.io.File;
+import java.lang.invoke.MethodHandle;
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.MethodType;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.nio.file.Paths;
+import jdk.vm.ci.hotspot.HotSpotConstantReflectionProvider;
+import jdk.vm.ci.meta.JavaConstant;
+import jdk.vm.ci.meta.MetaAccessProvider;
+import jdk.vm.ci.meta.MethodHandleAccessProvider;
+import jdk.vm.ci.runtime.JVMCI;
+import org.testng.annotations.DataProvider;
+
+public class MethodHandleAccessProviderData implements TestInterface {
+    private static final MetaAccessProvider META_ACCESS = JVMCI.getRuntime().getHostJVMCIBackend().getMetaAccess();
+    private static final HotSpotConstantReflectionProvider CONSTANT_REFLECTION = (HotSpotConstantReflectionProvider) JVMCI.getRuntime().getHostJVMCIBackend().getConstantReflection();
+    // see DirectMethodHandle.java to check invoke* method names assignment
+    private static final String IVIRTUAL_RESOLVED_NAME = "invokeVirtual";
+    private static final String ISTATIC_RESOLVED_NAME = "invokeStatic";
+    private static final String ISPECIAL_RESOLVED_NAME = "invokeSpecial";
+    private static final String ISTATICINIT_RESOLVED_NAME = "invokeStaticInit";
+    private static final String IINTERFACE_RESOLVED_NAME = "invokeInterface";
+    private static final String INEWSPECIAL_RESOLVED_NAME = "newInvokeSpecial";
+
+    @DataProvider(name = "intrinsicsPositive")
+    public static Object[][] getIntrinsicsDataPositive() {
+        Object[][] result;
+        try {
+            result = new Object[][]{
+                            new Object[]{
+                                            META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("invokeBasic", Object[].class)),
+                                            MethodHandleAccessProvider.IntrinsicMethod.INVOKE_BASIC},
+                            new Object[]{
+                                            META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("linkToInterface", Object[].class)),
+                                            MethodHandleAccessProvider.IntrinsicMethod.LINK_TO_INTERFACE},
+                            new Object[]{
+                                            META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("linkToStatic", Object[].class)),
+                                            MethodHandleAccessProvider.IntrinsicMethod.LINK_TO_STATIC},
+                            new Object[]{
+                                            META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("linkToVirtual", Object[].class)),
+                                            MethodHandleAccessProvider.IntrinsicMethod.LINK_TO_VIRTUAL},
+                            new Object[]{
+                                            META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("linkToSpecial", Object[].class)),
+                                            MethodHandleAccessProvider.IntrinsicMethod.LINK_TO_SPECIAL}};
+        } catch (NoSuchMethodException e) {
+            throw new Error("TESTBUG: can't find method: " + e, e);
+        }
+        return result;
+    }
+
+    @DataProvider(name = "intrinsicsNegative")
+    public static Object[][] getIntrinsicsDataNegative() {
+        Object[][] result;
+        try {
+            result = new Object[][]{new Object[]{META_ACCESS.lookupJavaMethod(MethodHandle.class.getDeclaredMethod("invokeWithArguments", Object[].class))}};
+        } catch (NoSuchMethodException e) {
+            throw new Error("TESTBUG: can't find method: " + e, e);
+        }
+        return result;
+    }
+
+    @DataProvider(name = "invokeBasicNegative1")
+    public static Object[][] getInvokeBasicDataNegative1() {
+        Object[][] result;
+        JavaConstant wrongObject = CONSTANT_REFLECTION.forObject("42");
+        // 2nd parameter is force bytecode generation = true/false
+        result = new Object[][]{
+                        new Object[]{wrongObject, true},
+                        new Object[]{wrongObject, false},
+                        new Object[]{JavaConstant.NULL_POINTER, true},
+                        new Object[]{JavaConstant.NULL_POINTER, false}};
+        return result;
+    }
+
+    @DataProvider(name = "invokeBasicNegative2")
+    public static Object[][] getInvokeBasicDataNegative2() {
+        Object[][] result;
+        // 2nd parameter is force bytecode generation = true/false
+        result = new Object[][]{
+                        new Object[]{null, true},
+                        new Object[]{null, false}};
+        return result;
+    }
+
+    @DataProvider(name = "invokeBasicPositive")
+    public static Object[][] getInvokeBasicDataPositive() {
+        Object[][] result;
+        MethodHandle mhIVirtual;
+        MethodHandle mhIStatic;
+        MethodHandle mhISpecial;
+        MethodHandle mhIStaticInit;
+        MethodHandle mhINewSpecial;
+        MethodHandle mhIInterface;
+        MethodHandles.Lookup lookup = MethodHandles.lookup();
+        MethodType voidRet = MethodType.methodType(void.class);
+        Class<?> self = MethodHandleAccessProviderData.class;
+        // let's get a separate, thus, not initialized class
+        ClassLoader current = self.getClassLoader();
+        String[] cpaths = System.getProperty("java.class.path").split(File.pathSeparator);
+        URL[] urls = new URL[cpaths.length];
+        try {
+            for (int i = 0; i < cpaths.length; i++) {
+                urls[i] = Paths.get(cpaths[i]).toUri().toURL();
+            }
+        } catch (MalformedURLException e) {
+            throw new Error("Can't parse classpath url: " + e, e);
+        }
+        Class<?> clone;
+        try {
+            clone = new ParentLastURLClassLoader(urls, current).loadClass(self.getName());
+        } catch (ClassNotFoundException e) {
+            throw new Error("TESTBUG: can't find class: " + e, e);
+        }
+        try {
+            mhIVirtual = lookup.findVirtual(self, "publicMethod", voidRet);
+            mhIStatic = lookup.findStatic(self, "staticMethod", voidRet);
+            mhISpecial = lookup.findSpecial(self, "privateMethod", voidRet, self);
+            mhIStaticInit = lookup.findStatic(clone, "staticMethod", voidRet);
+            mhINewSpecial = lookup.findConstructor(self, voidRet);
+            mhIInterface = lookup.findVirtual(TestInterface.class, "interfaceMethod", voidRet);
+        } catch (NoSuchMethodException | IllegalAccessException e) {
+            throw new Error("TESTBUG: lookup failed: " + e, e);
+        }
+        JavaConstant jcIVirtual = CONSTANT_REFLECTION.forObject(mhIVirtual);
+        JavaConstant jcIStatic = CONSTANT_REFLECTION.forObject(mhIStatic);
+        JavaConstant jcISpecial = CONSTANT_REFLECTION.forObject(mhISpecial);
+        JavaConstant jcIStaticInit = CONSTANT_REFLECTION.forObject(mhIStaticInit);
+        JavaConstant jcINewSpecial = CONSTANT_REFLECTION.forObject(mhINewSpecial);
+        JavaConstant jcIInterface = CONSTANT_REFLECTION.forObject(mhIInterface);
+        // 2nd parameter is force bytecode generation = true/false
+        result = new Object[][]{
+                        new Object[]{jcIVirtual, true, IVIRTUAL_RESOLVED_NAME},
+                        new Object[]{jcIVirtual, false, IVIRTUAL_RESOLVED_NAME},
+                        new Object[]{jcIStatic, true, ISTATIC_RESOLVED_NAME},
+                        new Object[]{jcIStatic, false, ISTATIC_RESOLVED_NAME},
+                        new Object[]{jcISpecial, true, ISPECIAL_RESOLVED_NAME},
+                        new Object[]{jcISpecial, false, ISPECIAL_RESOLVED_NAME},
+                        new Object[]{jcIStaticInit, true, ISTATICINIT_RESOLVED_NAME},
+                        new Object[]{jcIStaticInit, false, ISTATICINIT_RESOLVED_NAME},
+                        new Object[]{jcINewSpecial, false, INEWSPECIAL_RESOLVED_NAME},
+                        new Object[]{jcINewSpecial, true, INEWSPECIAL_RESOLVED_NAME},
+                        new Object[]{jcIInterface, false, IINTERFACE_RESOLVED_NAME},
+                        new Object[]{jcIInterface, true, IINTERFACE_RESOLVED_NAME}};
+        return result;
+    }
+
+    // can't use nested classes for storing these test methods. see JDK-8010319
+    private void privateMethod() {
+        // empty
+    }
+
+    public static void staticMethod() {
+        // empty
+    }
+
+    public void publicMethod() {
+        // empty
+    }
+
+    @Override
+    public void interfaceMethod() {
+        // empty
+    }
+}
+
+interface TestInterface {
+    void interfaceMethod();
+}
+
+class ParentLastURLClassLoader extends URLClassLoader {
+
+    ParentLastURLClassLoader(URL[] urls, ClassLoader parent) {
+        super(urls, parent);
+    }
+
+    @Override
+    public Class<?> loadClass(String name) throws ClassNotFoundException {
+        try {
+            Class<?> c = findClass(name);
+            if (c != null) {
+                return c;
+            }
+        } catch (ClassNotFoundException e) {
+            // ignore
+        }
+        return super.loadClass(name);
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/compiler/jvmci/jdk.vm.ci.hotspot.test/src/jdk/vm/ci/hotspot/test/MethodHandleAccessProviderTest.java	Mon May 16 17:00:08 2016 +0300
@@ -0,0 +1,134 @@
+/*
+ * Copyright (c) 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 8152343
+ * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9" | os.simpleArch == "aarch64")
+ * @library /testlibrary /test/lib /compiler/jvmci/jdk.vm.ci.hotspot.test/src
+ * @modules jdk.vm.ci/jdk.vm.ci.meta
+ *          jdk.vm.ci/jdk.vm.ci.runtime
+ *          jdk.vm.ci/jdk.vm.ci.hotspot
+ * @run testng/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
+ *      jdk.vm.ci.hotspot.test.MethodHandleAccessProviderTest
+ */
+
+package jdk.vm.ci.hotspot.test;
+
+import java.lang.invoke.MethodHandle;
+import java.lang.invoke.MethodHandles;
+import java.lang.reflect.Method;
+import jdk.vm.ci.hotspot.HotSpotConstantReflectionProvider;
+import jdk.vm.ci.meta.MethodHandleAccessProvider;
+import jdk.vm.ci.meta.ResolvedJavaMethod;
+import jdk.vm.ci.runtime.JVMCI;
+import jdk.vm.ci.meta.JavaConstant;
+import jdk.vm.ci.meta.MetaAccessProvider;
+import jdk.vm.ci.meta.MethodHandleAccessProvider.IntrinsicMethod;
+import org.testng.annotations.Test;
+import org.testng.Assert;
+
+public class MethodHandleAccessProviderTest {
+    private static final HotSpotConstantReflectionProvider CONSTANT_REFLECTION = (HotSpotConstantReflectionProvider) JVMCI.getRuntime().getHostJVMCIBackend().getConstantReflection();
+    private static final MethodHandleAccessProvider PROVIDER = CONSTANT_REFLECTION.getMethodHandleAccess();
+    private static final MetaAccessProvider META_ACCESS = JVMCI.getRuntime().getHostJVMCIBackend().getMetaAccess();
+
+    @Test(dataProvider = "intrinsicsPositive", dataProviderClass = MethodHandleAccessProviderData.class)
+    public void testLookupMethodHandleIntrinsic(ResolvedJavaMethod mtd, IntrinsicMethod expected) {
+        Assert.assertEquals(expected, PROVIDER.lookupMethodHandleIntrinsic(mtd), "Unexpected intrinsic returned for " + mtd);
+    }
+
+    @Test(dataProvider = "intrinsicsNegative", dataProviderClass = MethodHandleAccessProviderData.class)
+    public void testLookupMethodHandleIntrinsicNegative(ResolvedJavaMethod mtd) {
+        Assert.assertNull(PROVIDER.lookupMethodHandleIntrinsic(mtd), "Expected null return for " + mtd);
+    }
+
+    @Test(expectedExceptions = {NullPointerException.class})
+    public void testLookupMethodHandleIntrinsicNull() {
+        PROVIDER.lookupMethodHandleIntrinsic(null);
+    }
+
+    @Test(dataProvider = "invokeBasicPositive", dataProviderClass = MethodHandleAccessProviderData.class)
+    public void testResolveInvokeBasicTarget(JavaConstant javaConstantMethodHandle, boolean force, String expected) {
+        ResolvedJavaMethod mtd = PROVIDER.resolveInvokeBasicTarget(javaConstantMethodHandle, force);
+        Assert.assertTrue(mtd.getName().startsWith(expected), "Unexpected method resolved: " + mtd);
+    }
+
+    @Test(dataProvider = "invokeBasicNegative1", dataProviderClass = MethodHandleAccessProviderData.class)
+    public void testResolveInvokeBasicTargetNegative1(JavaConstant javaConstantMethodHandle, boolean force) {
+        Assert.assertNull(PROVIDER.resolveInvokeBasicTarget(javaConstantMethodHandle, force),
+                        "Expected null return for " + javaConstantMethodHandle + " with force=" + force);
+    }
+
+    @Test(dataProvider = "invokeBasicNegative2", dataProviderClass = MethodHandleAccessProviderData.class, expectedExceptions = {NullPointerException.class})
+    public void testResolveInvokeBasicTargetNegative2(JavaConstant javaConstantMethodHandle, boolean force) {
+        PROVIDER.resolveInvokeBasicTarget(javaConstantMethodHandle, force);
+    }
+
+    @Test
+    public void testResolveLinkToTarget() {
+        Method self;
+        try {
+            self = getClass().getDeclaredMethod("testResolveLinkToTarget");
+        } catch (NoSuchMethodException e) {
+            throw new Error("TESTBUG: can't find method: " + e, e);
+        }
+        MethodHandle mh;
+        try {
+            mh = MethodHandles.lookup().unreflect(self);
+        } catch (IllegalAccessException e) {
+            throw new Error("TESTBUG: can't get MHandle: " + e, e);
+        }
+        Method internalMemberNameMethod;
+        try {
+            internalMemberNameMethod = mh.getClass().getDeclaredMethod("internalMemberName");
+        } catch (NoSuchMethodException e) {
+            throw new Error("TESTBUG: can't find method: " + e, e);
+        }
+        internalMemberNameMethod.setAccessible(true);
+        Object memberName;
+        try {
+            memberName = internalMemberNameMethod.invoke(mh);
+        } catch (ReflectiveOperationException e) {
+            throw new Error("TESTBUG: can't invoke internalMemberName method", e);
+        }
+        JavaConstant jcMemberName = CONSTANT_REFLECTION.forObject(memberName);
+        ResolvedJavaMethod mtd = PROVIDER.resolveLinkToTarget(jcMemberName);
+        Assert.assertEquals(mtd, META_ACCESS.lookupJavaMethod(self), "Got unexpected method: " + mtd);
+    }
+
+    @Test(expectedExceptions = {NullPointerException.class})
+    public void testResolveLinkToTargetNegativeNull() {
+        PROVIDER.resolveLinkToTarget(null);
+    }
+
+    @Test
+    public void testResolveLinkToTargetNegativeNullConstant() {
+        Assert.assertNull(PROVIDER.resolveLinkToTarget(JavaConstant.NULL_POINTER), "Expected null return");
+    }
+
+    @Test(expectedExceptions = {IllegalArgumentException.class})
+    public void testResolveLinkToTargetNegativeWrongConstant() {
+        PROVIDER.resolveLinkToTarget(CONSTANT_REFLECTION.forObject("42"));
+    }
+}