1 /* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 8136421 27 * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64" 28 * @library / /testlibrary /../../test/lib 29 * @compile ../common/CompilerToVMHelper.java 30 * @build compiler.jvmci.compilerToVM.GetClassInitializerTest 31 * @run main ClassFileInstaller jdk.vm.ci.hotspot.CompilerToVMHelper 32 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockExperimentalVMOptions 33 * -XX:+EnableJVMCI compiler.jvmci.compilerToVM.GetClassInitializerTest 34 */ 35 36 package compiler.jvmci.compilerToVM; 37 38 import compiler.jvmci.common.testcases.AbstractClass; 39 import compiler.jvmci.common.testcases.AbstractClassExtender; 40 import compiler.jvmci.common.testcases.DoNotExtendClass; 41 import compiler.jvmci.common.testcases.MultipleImplementersInterfaceExtender; 42 import compiler.jvmci.common.testcases.SingleImplementer; 43 import compiler.jvmci.common.testcases.SingleImplementerInterface; 44 import java.util.HashSet; 45 import java.util.Set; 46 import jdk.vm.ci.hotspot.CompilerToVMHelper; 47 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethodImpl; 48 import jdk.vm.ci.hotspot.HotSpotResolvedObjectTypeImpl; 49 import jdk.test.lib.Asserts; 50 import jdk.test.lib.Utils; 51 52 public class GetClassInitializerTest { 53 54 public static void main(String args[]) { 55 GetClassInitializerTest test = new GetClassInitializerTest(); 56 for (TestCase tcase : createTestCases()) { 57 test.runTest(tcase); 58 } 59 } 60 61 private static Set<TestCase> createTestCases() { 62 Set<TestCase> result = new HashSet<>(); 63 // a simple class with initializer 64 result.add(new TestCase(SingleImplementer.class, true)); 65 // an interface with initializer 66 result.add(new TestCase(SingleImplementerInterface.class, true)); 67 // an abstract class with initializer 68 result.add(new TestCase(AbstractClass.class, true)); 69 // a class without initializer, extending class with initializer 70 result.add(new TestCase(AbstractClassExtender.class, false)); 71 // an interface without initializer 72 result.add(new TestCase(MultipleImplementersInterfaceExtender.class, false)); 73 // a class without initializer 74 result.add(new TestCase(DoNotExtendClass.class, false)); 75 return result; 76 } 77 78 private void runTest(TestCase tcase) { 79 System.out.println(tcase); 80 String className = tcase.holder.getName(); 81 HotSpotResolvedObjectTypeImpl resolvedClazz = CompilerToVMHelper 82 .lookupType(Utils.toJVMTypeSignature(tcase.holder), 83 getClass(), /* resolve = */ true); 84 HotSpotResolvedJavaMethodImpl initializer = CompilerToVMHelper 85 .getClassInitializer(resolvedClazz); 86 if (tcase.isPositive) { 87 Asserts.assertNotNull(initializer, "Couldn't get initializer for " 88 + className); 89 Asserts.assertEQ(initializer.getName(), "<clinit>", 90 "Unexpected initializer name for " + className); 91 } else { 92 Asserts.assertNull(initializer, "Unexpected: found initializer for " 93 + className); 94 } 95 } 96 97 private static class TestCase { 98 public final Class<?> holder; 99 public final boolean isPositive; 100 101 public TestCase(Class<?> clazz, boolean isPositive) { 102 this.holder = clazz; 103 this.isPositive = isPositive; 104 } 105 106 @Override 107 public String toString() { 108 return "CASE: clazz=" + holder.getName() 109 + ", isPositive=" + isPositive; 110 } 111 } 112 }