LookupKlassInPoolTest.java revision 9287:40bd4478a362
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/* 26 * @test 27 * @bug 8136421 28 * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64" 29 * @summary Testing compiler.jvmci.CompilerToVM.lookupKlassInPool method 30 * @library /testlibrary /../../test/lib / 31 * @compile ../common/CompilerToVMHelper.java 32 * @build compiler.jvmci.common.testcases.MultipleImplementersInterface 33 * compiler.jvmci.common.testcases.MultipleImplementer2 34 * compiler.jvmci.compilerToVM.ConstantPoolTestsHelper 35 * compiler.jvmci.compilerToVM.ConstantPoolTestCase 36 * compiler.jvmci.compilerToVM.LookupKlassInPoolTest 37 * @run main ClassFileInstaller jdk.vm.ci.hotspot.CompilerToVMHelper 38 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockExperimentalVMOptions 39 * -XX:+EnableJVMCI compiler.jvmci.compilerToVM.LookupKlassInPoolTest 40 */ 41 42package compiler.jvmci.compilerToVM; 43 44import java.util.HashMap; 45import java.util.Map; 46import jdk.vm.ci.hotspot.CompilerToVMHelper; 47import jdk.vm.ci.hotspot.HotSpotResolvedObjectType; 48import sun.reflect.ConstantPool; 49 50/** 51 * Test for {@code compiler.jvmci.CompilerToVM.lookupKlassInPool} method 52 */ 53public class LookupKlassInPoolTest { 54 55 public static void main(String[] args) { 56 Map<ConstantPoolTestsHelper.ConstantTypes, 57 ConstantPoolTestCase.Validator> typeTests = new HashMap<>(1); 58 typeTests.put(ConstantPoolTestsHelper.ConstantTypes.CONSTANT_CLASS, 59 LookupKlassInPoolTest::validate); 60 ConstantPoolTestCase testCase = new ConstantPoolTestCase(typeTests); 61 testCase.test(); 62 } 63 64 public static void validate(jdk.vm.ci.meta.ConstantPool constantPoolCTVM, 65 ConstantPool constantPoolSS, 66 ConstantPoolTestsHelper.DummyClasses dummyClass, int i) { 67 Object classToVerify = CompilerToVMHelper 68 .lookupKlassInPool(constantPoolCTVM, i); 69 if (!(classToVerify instanceof HotSpotResolvedObjectType) 70 && !(classToVerify instanceof String)) { 71 String msg = String.format("Output of method" 72 + " CTVM.lookupKlassInPool is neither" 73 + " a HotSpotResolvedObjectType, nor a String"); 74 throw new AssertionError(msg); 75 } 76 int classNameIndex = (int) dummyClass.cp.get(i).value; 77 String classNameToRefer 78 = constantPoolSS.getUTF8At(classNameIndex); 79 String outputToVerify = classToVerify.toString(); 80 if (!outputToVerify.contains(classNameToRefer)) { 81 String msg = String.format("Wrong class accessed by constant" 82 + " pool index %d: %s, but should be %s", 83 i, outputToVerify, classNameToRefer); 84 throw new AssertionError(msg); 85 } 86 } 87} 88