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 /test/lib 28 * @modules java.base/jdk.internal.misc 29 * @modules java.management/sun.management 30 * @build sun.hotspot.WhiteBox 31 * @run main ClassFileInstaller sun.hotspot.WhiteBox 32 * sun.hotspot.WhiteBox$WhiteBoxPermission 33 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI BlobSanityTest 34 * @summary sanity testing of allocateCodeBlob, freeCodeBlob and getCodeBlob 35 */ 36 37 38 import sun.hotspot.WhiteBox; 39 40 import java.util.function.Consumer; 41 import jdk.test.lib.Utils; 42 43 public class BlobSanityTest { 44 45 private static void runTest(Consumer<Integer> consumer, int val, String testCaseName, Class<? extends Throwable> 46 expectedException) { 47 System.out.println("Calling " + testCaseName); 48 Utils.runAndCheckException(() -> consumer.accept(val), expectedException); 49 System.out.println("Looks ok"); 50 } 51 52 public static void main(String[] args) throws Exception { 53 System.out.println("Crash means that sanity check failed"); 54 55 WhiteBox wb = WhiteBox.getWhiteBox(); 56 57 runTest(wb::freeCodeBlob, 0, "wb::freeCodeBlob(0)", null); 58 runTest(wb::getCodeBlob, 0, "wb::getCodeBlob(0)", NullPointerException.class); 59 runTest(x -> wb.allocateCodeBlob(x, 0), -1, "wb::allocateCodeBlob(-1,0)", IllegalArgumentException.class); 60 } 61 }