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  * @test BlobSanityTest
  26  * @bug 8132980
  27  * @library /testlibrary /../../test/lib
  28  * @modules java.management/sun.management
  29  * @build BlobSanityTest
  30  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  31  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  32  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI BlobSanityTest
  33  * @summary sanity testing of allocateCodeBlob, freeCodeBlob and getCodeBlob
  34  */
  35 
  36 
  37 import sun.hotspot.WhiteBox;
  38 
  39 import java.util.function.Consumer;
  40 import jdk.test.lib.Utils;
  41 
  42 public class BlobSanityTest {
  43 
  44     private static void runTest(Consumer<Integer> consumer, int val, String testCaseName, Class<? extends Throwable>
  45             expectedException) {
  46             System.out.println("Calling " + testCaseName);
  47             Utils.runAndCheckException(() -> consumer.accept(val), expectedException);
  48             System.out.println("Looks ok");
  49     }
  50 
  51     public static void main(String[] args) throws Exception {
  52         System.out.println("Crash means that sanity check failed");
  53 
  54         WhiteBox wb = WhiteBox.getWhiteBox();
  55 
  56         runTest(wb::freeCodeBlob, 0, "wb::freeCodeBlob(0)", null);
  57         runTest(wb::getCodeBlob, 0, "wb::getCodeBlob(0)", NullPointerException.class);
  58         runTest(x -> wb.allocateCodeBlob(x, 0), -1, "wb::allocateCodeBlob(-1,0)", IllegalArgumentException.class);
  59     }
  60 }