1 /*
   2  * Copyright (c) 2015, 2019, 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 vm.jvmci
  28  * @library /test/lib /
  29  * @library ../common/patches
  30  * @ignore Not supported JVMCI API
  31  * @modules java.base/jdk.internal.misc
  32  * @modules java.base/jdk.internal.org.objectweb.asm
  33  *          java.base/jdk.internal.org.objectweb.asm.tree
  34  *          jdk.internal.vm.ci/jdk.vm.ci.hotspot
  35  *          jdk.internal.vm.ci/jdk.vm.ci.meta
  36  *          jdk.internal.vm.ci/jdk.vm.ci.code
  37  *
  38  * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
  39  * @run main/othervm -Xbootclasspath/a:.
  40  *                   -XX:+UnlockDiagnosticVMOptions
  41  *                   -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
  42  *                   -XX:-UseJVMCICompiler
  43  *                   compiler.jvmci.compilerToVM.GetConstantPoolTest
  44  */
  45 package compiler.jvmci.compilerToVM;
  46 
  47 import jdk.test.lib.Utils;
  48 import compiler.jvmci.common.CTVMUtilities;
  49 import compiler.jvmci.common.testcases.TestCase;
  50 import jdk.vm.ci.hotspot.CompilerToVMHelper;
  51 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
  52 import jdk.vm.ci.hotspot.HotSpotResolvedObjectType;
  53 import jdk.vm.ci.meta.ConstantPool;
  54 
  55 import java.lang.reflect.Field;
  56 import java.lang.reflect.Executable;
  57 
  58 /**
  59  * Tests for jdk.vm.ci.hotspot.CompilerToVM::getConstantPool method
  60  */
  61 public class GetConstantPoolTest {
  62 
  63     public static void testMethod(Executable executable) {
  64         test(CTVMUtilities.getResolvedMethod(executable));
  65     }
  66 
  67     public static void testClass(Class cls) {
  68         HotSpotResolvedObjectType type = CompilerToVMHelper
  69                 .lookupTypeHelper(Utils.toJVMTypeSignature(cls),
  70                         GetConstantPoolTest.class, /* resolve = */ true);
  71         test(type);
  72     }
  73 
  74     private static void test(Object object) {
  75         ConstantPool cp = CompilerToVMHelper.getConstantPool(object);
  76         System.out.println(object + " -> " + cp);
  77     }
  78 
  79     public static void main(String[] args) {
  80         TestCase.getAllClasses().forEach(GetConstantPoolTest::testClass);
  81         TestCase.getAllExecutables().forEach(GetConstantPoolTest::testMethod);
  82         testNull();
  83         testObject();
  84     }
  85 
  86     private static void testNull() {
  87         try {
  88             Object cp = CompilerToVMHelper.getConstantPool(null);
  89             throw new AssertionError("Test OBJECT."
  90                 + " Expected IllegalArgumentException has not been caught");
  91         } catch (NullPointerException npe) {
  92             // expected
  93         }
  94     }
  95     private static void testObject() {
  96         try {
  97             Object cp = CompilerToVMHelper.getConstantPool(new Object());
  98             throw new AssertionError("Test OBJECT."
  99                 + " Expected IllegalArgumentException has not been caught");
 100         } catch (IllegalArgumentException iae) {
 101             // expected
 102         }
 103     }
 104 }