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