| /* |
| * Copyright (c) 2015, 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 8136421 |
| * @requires vm.jvmci |
| * @library / /test/lib |
| * @library ../common/patches |
| * @modules java.base/jdk.internal.misc |
| * @modules jdk.internal.vm.ci/jdk.vm.ci.hotspot |
| * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper |
| * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI |
| * -Djvmci.Compiler=null |
| * compiler.jvmci.compilerToVM.LookupTypeTest |
| */ |
| |
| package compiler.jvmci.compilerToVM; |
| |
| import compiler.jvmci.common.testcases.DoNotExtendClass; |
| import compiler.jvmci.common.testcases.MultiSubclassedClass; |
| import compiler.jvmci.common.testcases.SingleSubclass; |
| import jdk.test.lib.Asserts; |
| import jdk.test.lib.Utils; |
| import jdk.vm.ci.hotspot.CompilerToVMHelper; |
| import jdk.vm.ci.hotspot.HotSpotResolvedObjectType; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| public class LookupTypeTest { |
| public static void main(String args[]) { |
| LookupTypeTest test = new LookupTypeTest(); |
| for (TestCase tcase : createTestCases()) { |
| test.runTest(tcase); |
| } |
| } |
| |
| private static Set<TestCase> createTestCases() { |
| Set<TestCase> result = new HashSet<>(); |
| // a primitive class |
| result.add(new TestCase(Utils.toJVMTypeSignature(int.class), |
| LookupTypeTest.class, true, false, InternalError.class)); |
| // lookup not existing class |
| result.add(new TestCase("Lsome_not_existing;", LookupTypeTest.class, |
| true, false, ClassNotFoundException.class)); |
| // lookup invalid classname |
| result.add(new TestCase("L!@#$%^&**()[]{}?;", LookupTypeTest.class, |
| true, false, ClassNotFoundException.class)); |
| // lookup package private class |
| result.add(new TestCase( |
| "Lcompiler/jvmci/compilerToVM/testcases/PackagePrivateClass;", |
| LookupTypeTest.class, true, false, |
| ClassNotFoundException.class)); |
| // lookup usual class with resolve=true |
| result.add(new TestCase(Utils.toJVMTypeSignature(SingleSubclass.class), |
| LookupTypeTest.class, true, true)); |
| // lookup usual class with resolve=false |
| result.add(new TestCase( |
| Utils.toJVMTypeSignature(DoNotExtendClass.class), |
| LookupTypeTest.class, false, true)); |
| // lookup usual class with null accessor |
| result.add(new TestCase( |
| Utils.toJVMTypeSignature(MultiSubclassedClass.class), null, |
| false, false, NullPointerException.class)); |
| return result; |
| } |
| |
| private void runTest(TestCase tcase) { |
| System.out.println(tcase); |
| HotSpotResolvedObjectType metaspaceKlass; |
| try { |
| metaspaceKlass = CompilerToVMHelper.lookupType(tcase.className, |
| tcase.accessing, tcase.resolve); |
| } catch (Throwable t) { |
| Asserts.assertNotNull(tcase.expectedException, |
| "Assumed no exception, but got " + t); |
| Asserts.assertFalse(tcase.isPositive, |
| "Got unexpected exception " + t); |
| Asserts.assertEQ(t.getClass(), tcase.expectedException, |
| "Unexpected exception"); |
| // passed |
| return; |
| } |
| if (tcase.expectedException != null) { |
| throw new AssertionError("Expected exception was not thrown: " |
| + tcase.expectedException.getName()); |
| } |
| if (tcase.isPositive) { |
| Asserts.assertNotNull(metaspaceKlass, |
| "Unexpected null metaspace klass"); |
| Asserts.assertEQ(metaspaceKlass.getName(), tcase.className, |
| "Got unexpected resolved class name"); |
| } else { |
| Asserts.assertNull(metaspaceKlass, "Unexpected metaspace klass"); |
| } |
| } |
| |
| private static class TestCase { |
| public final String className; |
| public final Class<?> accessing; |
| public final boolean resolve; |
| public final boolean isPositive; |
| public final Class<? extends Throwable> expectedException; |
| |
| public TestCase(String className, Class<?> accessing, boolean resolve, |
| boolean isPositive, |
| Class<? extends Throwable> expectedException) { |
| this.className = className; |
| this.accessing = accessing; |
| this.resolve = resolve; |
| this.isPositive = isPositive; |
| this.expectedException = expectedException; |
| } |
| |
| public TestCase(String className, Class<?> accessing, boolean resolve, |
| boolean isPositive) { |
| this.className = className; |
| this.accessing = accessing; |
| this.resolve = resolve; |
| this.isPositive = isPositive; |
| this.expectedException = null; |
| } |
| |
| @Override |
| public String toString() { |
| return String.format("CASE: class=%s, accessing=%s," |
| + " resolve=%s, positive=%s, expectedException=%s", className, |
| accessing, resolve, isPositive, expectedException); |
| } |
| } |
| } |