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.simpleArch == "aarch64")
  29  * @library /testlibrary /test/lib /
  30  * @library ../common/patches
  31  * @modules java.base/jdk.internal.org.objectweb.asm
  32  *          java.base/jdk.internal.org.objectweb.asm.tree
  33  *          jdk.vm.ci/jdk.vm.ci.hotspot
  34  *          jdk.vm.ci/jdk.vm.ci.code
  35  * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
  36  * @build compiler.jvmci.compilerToVM.MethodIsIgnoredBySecurityStackWalkTest
  37  * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
  38  *                   compiler.jvmci.compilerToVM.MethodIsIgnoredBySecurityStackWalkTest
  39  */
  40 
  41 package compiler.jvmci.compilerToVM;
  42 
  43 import compiler.jvmci.common.CTVMUtilities;
  44 import java.lang.reflect.Method;
  45 import java.lang.reflect.Executable;
  46 import java.util.HashMap;
  47 import java.util.Map;
  48 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
  49 import jdk.vm.ci.hotspot.CompilerToVMHelper;
  50 import jdk.test.lib.Asserts;
  51 
  52 public class MethodIsIgnoredBySecurityStackWalkTest {
  53 
  54     public static void main(String[] args) {
  55         Map<Executable, Boolean> testCases = createTestCases();
  56         testCases.forEach(
  57                 MethodIsIgnoredBySecurityStackWalkTest::runSanityTest);
  58     }
  59 
  60     private static void runSanityTest(Executable aMethod, Boolean expected) {
  61         HotSpotResolvedJavaMethod method
  62                 = CTVMUtilities.getResolvedMethod(aMethod);
  63         boolean isIgnored = CompilerToVMHelper
  64                 .methodIsIgnoredBySecurityStackWalk(method);
  65         String msg = String.format("%s is%s ignored but must%s", aMethod,
  66                 isIgnored ? "" : " not",
  67                 expected ? "" : " not");
  68         Asserts.assertEQ(isIgnored, expected, msg);
  69     }
  70 
  71     private static Map<Executable, Boolean> createTestCases() {
  72         Map<Executable, Boolean> testCases = new HashMap<>();
  73 
  74         try {
  75             Class<?> aClass = Method.class;
  76             testCases.put(aClass.getMethod("invoke", Object.class,
  77                     Object[].class), true);
  78 
  79             aClass = Class.forName("sun.reflect.NativeMethodAccessorImpl");
  80             testCases.put(aClass.getMethod("invoke", Object.class,
  81                     Object[].class), true);
  82             testCases.put(aClass.getDeclaredMethod("invoke0", Method.class,
  83                     Object.class, Object[].class), true);
  84 
  85             aClass = MethodIsIgnoredBySecurityStackWalkTest.class;
  86             for (Executable method : aClass.getMethods()) {
  87                 testCases.put(method, false);
  88             }
  89             for (Executable method : aClass.getDeclaredMethods()) {
  90                 testCases.put(method, false);
  91             }
  92             for (Executable method : aClass.getConstructors()) {
  93                 testCases.put(method, false);
  94             }
  95         } catch (NoSuchMethodException | ClassNotFoundException e) {
  96             throw new Error("TEST BUG " + e.getMessage(), e);
  97         }
  98         return testCases;
  99     }
 100 }