Mercurial > hg > graal-compiler
view graal/com.oracle.jvmci.runtime.test/src/com/oracle/jvmci/runtime/test/TestResolvedJavaMethod.java @ 21746:372fd062bb85
improved names of arraycopy snippet counters
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 05 Jun 2015 17:07:45 +0200 |
parents | 381ab4105afe |
children |
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/* * Copyright (c) 2012, 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 com.oracle.jvmci.runtime.test; import com.oracle.jvmci.meta.ExceptionHandler; import com.oracle.jvmci.meta.ResolvedJavaMethod; import com.oracle.jvmci.meta.ConstantPool; import static org.junit.Assert.*; import java.lang.annotation.*; import java.lang.reflect.*; import java.util.*; import org.junit.*; /** * Tests for {@link ResolvedJavaMethod}. */ public class TestResolvedJavaMethod extends MethodUniverse { public TestResolvedJavaMethod() { } /** * @see ResolvedJavaMethod#getCode() */ @Test public void getCodeTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); byte[] code = m.getCode(); if (code == null) { assertTrue(m.getCodeSize() == 0); } else { if (m.isAbstract()) { assertTrue(code.length == 0); } else if (!m.isNative()) { assertTrue(code.length > 0); } } } } /** * @see ResolvedJavaMethod#getCodeSize() */ @Test public void getCodeSizeTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); int codeSize = m.getCodeSize(); if (m.isAbstract()) { assertTrue(codeSize == 0); } else if (!m.isNative()) { assertTrue(codeSize > 0); } } } @Test public void getModifiersTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); int expected = e.getKey().getModifiers() & Modifier.methodModifiers(); int actual = m.getModifiers(); assertEquals(expected, actual); } } /** * @see ResolvedJavaMethod#isClassInitializer() */ @Test public void isClassInitializerTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { // Class initializers are hidden from reflection ResolvedJavaMethod m = e.getValue(); assertFalse(m.isClassInitializer()); } for (Map.Entry<Constructor<?>, ResolvedJavaMethod> e : constructors.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertFalse(m.isClassInitializer()); } } @Test public void isConstructorTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertFalse(m.isConstructor()); } for (Map.Entry<Constructor<?>, ResolvedJavaMethod> e : constructors.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertTrue(m.isConstructor()); } } @Test public void isSyntheticTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertEquals(e.getKey().isSynthetic(), m.isSynthetic()); } for (Map.Entry<Constructor<?>, ResolvedJavaMethod> e : constructors.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertEquals(e.getKey().isSynthetic(), m.isSynthetic()); } } @Test public void isSynchronizedTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertEquals(Modifier.isSynchronized(e.getKey().getModifiers()), m.isSynchronized()); } for (Map.Entry<Constructor<?>, ResolvedJavaMethod> e : constructors.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertEquals(Modifier.isSynchronized(e.getKey().getModifiers()), m.isSynchronized()); } } @Test public void canBeStaticallyBoundTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertEquals(m.canBeStaticallyBound(), canBeStaticallyBound(e.getKey())); } for (Map.Entry<Constructor<?>, ResolvedJavaMethod> e : constructors.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertEquals(m.canBeStaticallyBound(), canBeStaticallyBound(e.getKey())); } } private static boolean canBeStaticallyBound(Member method) { int modifiers = method.getModifiers(); return (Modifier.isFinal(modifiers) || Modifier.isPrivate(modifiers) || Modifier.isStatic(modifiers) || Modifier.isFinal(method.getDeclaringClass().getModifiers())) && !Modifier.isAbstract(modifiers); } private static String methodWithExceptionHandlers(String p1, Object o2) { try { return p1.substring(100) + o2.toString(); } catch (IndexOutOfBoundsException e) { e.printStackTrace(); } catch (NullPointerException e) { e.printStackTrace(); } catch (RuntimeException e) { e.printStackTrace(); } return null; } @Test public void getExceptionHandlersTest() throws NoSuchMethodException { ResolvedJavaMethod method = metaAccess.lookupJavaMethod(getClass().getDeclaredMethod("methodWithExceptionHandlers", String.class, Object.class)); ExceptionHandler[] handlers = method.getExceptionHandlers(); assertNotNull(handlers); assertEquals(handlers.length, 3); handlers[0].getCatchType().equals(metaAccess.lookupJavaType(IndexOutOfBoundsException.class)); handlers[1].getCatchType().equals(metaAccess.lookupJavaType(NullPointerException.class)); handlers[2].getCatchType().equals(metaAccess.lookupJavaType(RuntimeException.class)); } private static String nullPointerExceptionOnFirstLine(Object o, String ignored) { return o.toString() + ignored; } @Test public void asStackTraceElementTest() throws NoSuchMethodException { try { nullPointerExceptionOnFirstLine(null, "ignored"); Assert.fail("should not reach here"); } catch (NullPointerException e) { StackTraceElement expected = e.getStackTrace()[0]; ResolvedJavaMethod method = metaAccess.lookupJavaMethod(getClass().getDeclaredMethod("nullPointerExceptionOnFirstLine", Object.class, String.class)); StackTraceElement actual = method.asStackTraceElement(0); assertEquals(expected, actual); } } @Test public void getConstantPoolTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); ConstantPool cp = m.getConstantPool(); assertTrue(cp.length() > 0); } } @Test(timeout = 1000L) public void getAnnotationTest() throws NoSuchMethodException { ResolvedJavaMethod method = metaAccess.lookupJavaMethod(getClass().getDeclaredMethod("getAnnotationTest")); Test annotation = method.getAnnotation(Test.class); assertNotNull(annotation); assertEquals(1000L, annotation.timeout()); } @Test(timeout = 1000L) public void getAnnotationsTest() throws NoSuchMethodException { ResolvedJavaMethod method = metaAccess.lookupJavaMethod(getClass().getDeclaredMethod("getAnnotationsTest")); Annotation[] annotations = method.getAnnotations(); assertNotNull(annotations); assertEquals(1, annotations.length); assertEquals(1000L, ((Test) annotations[0]).timeout()); } @Retention(RetentionPolicy.RUNTIME) @Target(ElementType.PARAMETER) @interface NonNull { } @Retention(RetentionPolicy.RUNTIME) @Target(ElementType.PARAMETER) @interface Special { } private static native void methodWithAnnotatedParameters(@NonNull HashMap<String, String> p1, @Special @NonNull Class<? extends Annotation> p2); @Test public void getParameterAnnotationsTest() throws NoSuchMethodException { ResolvedJavaMethod method = metaAccess.lookupJavaMethod(getClass().getDeclaredMethod("methodWithAnnotatedParameters", HashMap.class, Class.class)); Annotation[][] annotations = method.getParameterAnnotations(); assertEquals(2, annotations.length); assertEquals(1, annotations[0].length); assertEquals(NonNull.class, annotations[0][0].annotationType()); assertEquals(2, annotations[1].length); assertEquals(Special.class, annotations[1][0].annotationType()); assertEquals(NonNull.class, annotations[1][1].annotationType()); } @Test public void getGenericParameterTypesTest() throws NoSuchMethodException { ResolvedJavaMethod method = metaAccess.lookupJavaMethod(getClass().getDeclaredMethod("methodWithAnnotatedParameters", HashMap.class, Class.class)); Type[] genericParameterTypes = method.getGenericParameterTypes(); assertEquals(2, genericParameterTypes.length); assertEquals("java.util.HashMap<java.lang.String, java.lang.String>", genericParameterTypes[0].toString()); assertEquals("java.lang.Class<? extends java.lang.annotation.Annotation>", genericParameterTypes[1].toString()); } @Test public void getMaxLocalsTest() throws NoSuchMethodException { ResolvedJavaMethod method1 = metaAccess.lookupJavaMethod(getClass().getDeclaredMethod("methodWithAnnotatedParameters", HashMap.class, Class.class)); ResolvedJavaMethod method2 = metaAccess.lookupJavaMethod(getClass().getDeclaredMethod("nullPointerExceptionOnFirstLine", Object.class, String.class)); assertEquals(0, method1.getMaxLocals()); assertEquals(2, method2.getMaxLocals()); } @Test public void getMaxStackSizeTest() throws NoSuchMethodException { ResolvedJavaMethod method1 = metaAccess.lookupJavaMethod(getClass().getDeclaredMethod("methodWithAnnotatedParameters", HashMap.class, Class.class)); ResolvedJavaMethod method2 = metaAccess.lookupJavaMethod(getClass().getDeclaredMethod("nullPointerExceptionOnFirstLine", Object.class, String.class)); assertEquals(0, method1.getMaxStackSize()); // some versions of javac produce bytecode with a stacksize of 2 for this method // JSR 292 also sometimes need one more stack slot int method2StackSize = method2.getMaxStackSize(); assertTrue(2 <= method2StackSize && method2StackSize <= 4); } @Test public void isDefaultTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertEquals(e.getKey().isDefault(), m.isDefault()); } for (Map.Entry<Constructor<?>, ResolvedJavaMethod> e : constructors.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertFalse(m.isDefault()); } } @Test public void hasReceiverTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertTrue(m.hasReceiver() != Modifier.isStatic(e.getKey().getModifiers())); } for (Map.Entry<Constructor<?>, ResolvedJavaMethod> e : constructors.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertTrue(m.hasReceiver()); } } @Test public void hasBytecodesTest() { for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertTrue(m.hasBytecodes() == (m.isConcrete() && !m.isNative())); } for (Map.Entry<Constructor<?>, ResolvedJavaMethod> e : constructors.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertTrue(m.hasBytecodes()); } } @Test public void isJavaLangObjectInitTest() throws NoSuchMethodException { ResolvedJavaMethod method = metaAccess.lookupJavaMethod(Object.class.getConstructor()); assertTrue(method.isJavaLangObjectInit()); for (Map.Entry<Method, ResolvedJavaMethod> e : methods.entrySet()) { ResolvedJavaMethod m = e.getValue(); assertFalse(m.isJavaLangObjectInit()); } for (Map.Entry<Constructor<?>, ResolvedJavaMethod> e : constructors.entrySet()) { ResolvedJavaMethod m = e.getValue(); Constructor<?> key = e.getKey(); if (key.getDeclaringClass() == Object.class && key.getParameters().length == 0) { assertTrue(m.isJavaLangObjectInit()); } else { assertFalse(m.isJavaLangObjectInit()); } } } private Method findTestMethod(Method apiMethod) { String testName = apiMethod.getName() + "Test"; for (Method m : getClass().getDeclaredMethods()) { if (m.getName().equals(testName) && m.getAnnotation(Test.class) != null) { return m; } } return null; } // @formatter:off private static final String[] untestedApiMethods = { "invoke", "newInstance", "getDeclaringClass", "getEncoding", "getProfilingInfo", "reprofile", "getCompilerStorage", "canBeInlined", "shouldBeInlined", "getLineNumberTable", "getLocalVariableTable", "isInVirtualMethodTable", "toParameterTypes", "getParameterAnnotation", "getSpeculationLog", "$jacocoInit" }; // @formatter:on /** * Ensures that any new methods added to {@link ResolvedJavaMethod} either have a test written * for them or are added to {@link #untestedApiMethods}. */ @Test public void testCoverage() { Set<String> known = new HashSet<>(Arrays.asList(untestedApiMethods)); for (Method m : ResolvedJavaMethod.class.getDeclaredMethods()) { if (findTestMethod(m) == null) { assertTrue("test missing for " + m, known.contains(m.getName())); } else { assertFalse("test should be removed from untestedApiMethods" + m, known.contains(m.getName())); } } } }