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  * @modules java.base/jdk.internal.misc
  30  * @modules jdk.internal.vm.ci/jdk.vm.ci.runtime
  31  * @run main/othervm -XX:+UnlockExperimentalVMOptions
  32  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.positive=true
  33  *      -XX:+EnableJVMCI
  34  *      compiler.jvmci.JVM_GetJVMCIRuntimeTest
  35  * @run main/othervm -XX:+UnlockExperimentalVMOptions
  36  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.positive=false
  37  *      -XX:-EnableJVMCI
  38  *      compiler.jvmci.JVM_GetJVMCIRuntimeTest
  39  * @run main/othervm -XX:+UnlockExperimentalVMOptions
  40  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.positive=true
  41  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.threaded=true
  42  *      -XX:+EnableJVMCI
  43  *      compiler.jvmci.JVM_GetJVMCIRuntimeTest
  44  * @run main/othervm -XX:+UnlockExperimentalVMOptions
  45  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.positive=false
  46  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.threaded=true
  47  *      -XX:-EnableJVMCI
  48  *      compiler.jvmci.JVM_GetJVMCIRuntimeTest
  49 
  50  */
  51 
  52 package compiler.jvmci;
  53 
  54 import jdk.test.lib.Asserts;
  55 import jdk.vm.ci.runtime.JVMCI;
  56 
  57 public class JVM_GetJVMCIRuntimeTest implements Runnable {
  58     private static final boolean IS_POSITIVE = Boolean.getBoolean(
  59             "compiler.jvmci.JVM_GetJVMCIRuntimeTest.positive");
  60     private static final boolean IN_THREAD = Boolean.getBoolean(
  61             "compiler.jvmci.JVM_GetJVMCIRuntimeTest.threaded");
  62 
  63     public static void main(String[] args) throws Throwable {
  64         JVM_GetJVMCIRuntimeTest instance = new JVM_GetJVMCIRuntimeTest();
  65         if (IN_THREAD) {
  66             Thread t = new Thread(instance);
  67             t.start();
  68             t.join();
  69         } else {
  70             instance.run();
  71         }
  72     }
  73 
  74     public void run() {
  75         Object result;
  76         try {
  77             result = JVMCI.getRuntime();
  78         } catch (InternalError e) {
  79             if (IS_POSITIVE) {
  80                 throw new AssertionError("unexpected exception", e);
  81             }
  82             return;
  83         }
  84         if (!IS_POSITIVE) {
  85             throw new AssertionError("didn't get expected exception");
  86         }
  87         Asserts.assertNotNull(result,
  88                 "initializeRuntime returned null");
  89         Asserts.assertEQ(result, JVMCI.getRuntime(),
  90                 "initializeRuntime returns different results");
  91 
  92     }
  93 }