1 /*
   2  * Copyright (c) 2011, 2018, 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  *
  28  * @summary converted from VM Testbase vm/mlvm/meth/stress/jni/nativeAndMH.
  29  * VM Testbase keywords: [feature_mlvm, nonconcurrent]
  30  * VM Testbase readme:
  31  * DESCRIPTION
  32  *     The test obtains a MH to a native method and call it. The native method in turn, calls
  33  *     another method handle and so on.
  34  *     The test verifies that arguments are correctly passed between native methods and MHs.
  35  *
  36  * @library /vmTestbase
  37  *          /test/lib
  38  * @run driver jdk.test.lib.FileInstaller . .
  39  *
  40  * @comment build test class and indify classes
  41  * @build vm.mlvm.meth.stress.jni.nativeAndMH.Test
  42  * @run driver vm.mlvm.share.IndifiedClassesBuilder
  43  *
  44  * @run main/othervm/native
  45  *      vm.mlvm.meth.stress.jni.nativeAndMH.Test
  46  *      -stressIterationsFactor 1000
  47  *      -threadsPerCpu 20
  48  *      -threadsExtra 20
  49  */
  50 
  51 package vm.mlvm.meth.stress.jni.nativeAndMH;
  52 
  53 import java.lang.invoke.MethodHandle;
  54 import java.lang.invoke.MethodHandles;
  55 import java.lang.invoke.MethodType;
  56 
  57 import nsk.share.test.Stresser;
  58 import vm.mlvm.share.Env;
  59 import vm.mlvm.share.MlvmTest;
  60 import vm.mlvm.share.MultiThreadedTest;
  61 
  62 public class Test extends MultiThreadedTest {
  63 
  64     private static final String RETURN_VALUE = "test";
  65 
  66     static {
  67         System.loadLibrary("nativeAndMH");
  68     }
  69 
  70     private static native Object native01(Object a1, String a2, Object a3, Object a4, Object a5, Object a6, MethodHandle mh);
  71 
  72     private static final MethodType MT_calledFromNative = MethodType.methodType(
  73             Object.class,
  74             Object.class, Object.class, int.class, long.class, double.class, float.class);
  75 
  76     private static Object calledFromNative(Object s1, Object s2, int i, long l, double d, float f) {
  77         return RETURN_VALUE;
  78     }
  79 
  80     @Override
  81     protected boolean runThread(int threadNum) throws Throwable {
  82         MethodHandle mh = MethodHandles.lookup().findStatic(
  83                 Test.class,
  84                 "calledFromNative",
  85                 MT_calledFromNative);
  86 
  87         Stresser stresser = createStresser();
  88         stresser.start(1);
  89 
  90         while ( stresser.continueExecution() ) {
  91             stresser.iteration();
  92 
  93             String retValMH = (String) (Object) mh.invokeExact((Object) "test1", (Object) "test2", 3, 4L, 5D, 6F);
  94             String retValNative = (String) native01("test1", "test2", 3, 4L, 5D, 6F, mh).toString();
  95 
  96             if ( ! retValMH.equals(RETURN_VALUE) || ! retValNative.equals(RETURN_VALUE) )
  97                 markTestFailed("Gold value: " + RETURN_VALUE + "; MH returned: " + retValMH + "; Native returned: " + retValNative);
  98             else
  99                 Env.traceVerbose("Gold value: " + RETURN_VALUE + "; MH returned: " + retValMH + "; Native returned: " + retValNative);
 100         }
 101 
 102         stresser.finish();
 103         stresser.printExecutionInfo(getLog().getOutStream());
 104 
 105         return true;
 106     }
 107 
 108     public static void main(String[] args) { MlvmTest.launch(args); }
 109 }