1 /*
   2  * Copyright (c) 2015, 2016, 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  * @modules java.base/jdk.internal.misc
  31  * @modules java.base/jdk.internal.reflect
  32  *          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.code
  36  * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
  37  * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
  38  *                   -Djvmci.Compiler=null
  39  *                   compiler.jvmci.compilerToVM.MethodIsIgnoredBySecurityStackWalkTest
  40  */
  41 
  42 package compiler.jvmci.compilerToVM;
  43 
  44 import compiler.jvmci.common.CTVMUtilities;
  45 import jdk.test.lib.Asserts;
  46 import jdk.vm.ci.hotspot.CompilerToVMHelper;
  47 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
  48 
  49 import java.lang.reflect.Executable;
  50 import java.lang.reflect.Method;
  51 import java.util.HashMap;
  52 import java.util.Map;
  53 
  54 public class MethodIsIgnoredBySecurityStackWalkTest {
  55 
  56     public static void main(String[] args) {
  57         Map<Executable, Boolean> testCases = createTestCases();
  58         testCases.forEach(
  59                 MethodIsIgnoredBySecurityStackWalkTest::runSanityTest);
  60     }
  61 
  62     private static void runSanityTest(Executable aMethod, Boolean expected) {
  63         HotSpotResolvedJavaMethod method
  64                 = CTVMUtilities.getResolvedMethod(aMethod);
  65         boolean isIgnored = CompilerToVMHelper
  66                 .methodIsIgnoredBySecurityStackWalk(method);
  67         String msg = String.format("%s is%s ignored but must%s", aMethod,
  68                 isIgnored ? "" : " not",
  69                 expected ? "" : " not");
  70         Asserts.assertEQ(isIgnored, expected, msg);
  71     }
  72 
  73     private static Map<Executable, Boolean> createTestCases() {
  74         Map<Executable, Boolean> testCases = new HashMap<>();
  75 
  76         try {
  77             Class<?> aClass = Method.class;
  78             testCases.put(aClass.getMethod("invoke", Object.class,
  79                     Object[].class), true);
  80 
  81             aClass = Class.forName("jdk.internal.reflect.NativeMethodAccessorImpl");
  82             testCases.put(aClass.getMethod("invoke", Object.class,
  83                     Object[].class), true);
  84             testCases.put(aClass.getDeclaredMethod("invoke0", Method.class,
  85                     Object.class, Object[].class), true);
  86 
  87             aClass = MethodIsIgnoredBySecurityStackWalkTest.class;
  88             for (Executable method : aClass.getMethods()) {
  89                 testCases.put(method, false);
  90             }
  91             for (Executable method : aClass.getDeclaredMethods()) {
  92                 testCases.put(method, false);
  93             }
  94             for (Executable method : aClass.getConstructors()) {
  95                 testCases.put(method, false);
  96             }
  97         } catch (NoSuchMethodException | ClassNotFoundException e) {
  98             throw new Error("TEST BUG " + e.getMessage(), e);
  99         }
 100         return testCases;
 101     }
 102 }