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 29 * @compile ../common/CompilerToVMHelper.java 30 * @build compiler.jvmci.compilerToVM.LookupTypeTest 31 * @run main ClassFileInstaller 32 * jdk.vm.ci.hotspot.CompilerToVMHelper 33 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockExperimentalVMOptions 34 * -XX:+EnableJVMCI compiler.jvmci.compilerToVM.LookupTypeTest 35 */ 36 37 package compiler.jvmci.compilerToVM; 38 39 import compiler.jvmci.common.testcases.DoNotExtendClass; 40 import compiler.jvmci.common.testcases.MultiSubclassedClass; 41 import compiler.jvmci.common.testcases.SingleSubclass; 42 import java.util.HashSet; 43 import java.util.Set; 44 import jdk.vm.ci.hotspot.CompilerToVMHelper; 45 import jdk.vm.ci.hotspot.HotSpotResolvedObjectTypeImpl; 46 import jdk.test.lib.Asserts; 47 import jdk.test.lib.Utils; 48 49 public class LookupTypeTest { 50 public static void main(String args[]) { 51 LookupTypeTest test = new LookupTypeTest(); 52 for (TestCase tcase : createTestCases()) { 53 test.runTest(tcase); 54 } 55 } 56 57 private static Set<TestCase> createTestCases() { 58 Set<TestCase> result = new HashSet<>(); 59 // a primitive class 60 result.add(new TestCase(Utils.toJVMTypeSignature(int.class), 61 LookupTypeTest.class, true, false, InternalError.class)); 62 // lookup not existing class 63 result.add(new TestCase("Lsome_not_existing;", LookupTypeTest.class, 64 true, false, ClassNotFoundException.class)); 65 // lookup invalid classname 66 result.add(new TestCase("L!@#$%^&**()[]{}?;", LookupTypeTest.class, 67 true, false, ClassNotFoundException.class)); 68 // lookup package private class 69 result.add(new TestCase( 70 "Lcompiler/jvmci/compilerToVM/testcases/PackagePrivateClass;", 71 LookupTypeTest.class, true, false, 72 ClassNotFoundException.class)); 73 // lookup usual class with resolve=true 74 result.add(new TestCase(Utils.toJVMTypeSignature(SingleSubclass.class), 75 LookupTypeTest.class, true, true)); 76 // lookup usual class with resolve=false 77 result.add(new TestCase( 78 Utils.toJVMTypeSignature(DoNotExtendClass.class), 79 LookupTypeTest.class, false, true)); 80 // lookup usual class with null accessor 81 result.add(new TestCase( 82 Utils.toJVMTypeSignature(MultiSubclassedClass.class), null, 83 false, false, NullPointerException.class)); 84 return result; 85 } 86 87 private void runTest(TestCase tcase) { 88 System.out.println(tcase); 89 HotSpotResolvedObjectTypeImpl metaspaceKlass; 90 try { 91 metaspaceKlass = CompilerToVMHelper.lookupType(tcase.className, 92 tcase.accessing, tcase.resolve); 93 } catch (Throwable t) { 94 Asserts.assertNotNull(tcase.expectedException, 95 "Assumed no exception, but got " + t); 96 Asserts.assertFalse(tcase.isPositive, 97 "Got unexpected exception " + t); 98 Asserts.assertEQ(t.getClass(), tcase.expectedException, 99 "Unexpected exception"); 100 // passed 101 return; 102 } 103 if (tcase.expectedException != null) { 104 throw new AssertionError("Expected exception was not thrown: " 105 + tcase.expectedException.getName()); 106 } 107 if (tcase.isPositive) { 108 Asserts.assertNotNull(metaspaceKlass, 109 "Unexpected null metaspace klass"); 110 Asserts.assertEQ(metaspaceKlass.getName(), tcase.className, 111 "Got unexpected resolved class name"); 112 } else { 113 Asserts.assertNull(metaspaceKlass, "Unexpected metaspace klass"); 114 } 115 } 116 117 private static class TestCase { 118 public final String className; 119 public final Class<?> accessing; 120 public final boolean resolve; 121 public final boolean isPositive; 122 public final Class<? extends Throwable> expectedException; 123 124 public TestCase(String className, Class<?> accessing, boolean resolve, 125 boolean isPositive, 126 Class<? extends Throwable> expectedException) { 127 this.className = className; 128 this.accessing = accessing; 129 this.resolve = resolve; 130 this.isPositive = isPositive; 131 this.expectedException = expectedException; 132 } 133 134 public TestCase(String className, Class<?> accessing, boolean resolve, 135 boolean isPositive) { 136 this.className = className; 137 this.accessing = accessing; 138 this.resolve = resolve; 139 this.isPositive = isPositive; 140 this.expectedException = null; 141 } 142 143 @Override 144 public String toString() { 145 return String.format("CASE: class=%s, accessing=%s," 146 + " resolve=%s, positive=%s, expectedException=%s", className, 147 accessing, resolve, isPositive, expectedException); 148 } 149 } 150 }