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annotate test/sanity/WhiteBox.java @ 18408:2c3666f44855

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Truffle: initial commit of object API implementation
author Andreas Woess <andreas.woess@jku.at>
date Tue, 18 Nov 2014 23:19:43 +0100
parents dc7db03f5aa2
children
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 /*
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25 * @test WhiteBox
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26 * @bug 8011675
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27 * @summary verify that whitebox can be used even if not all functions are declared in java-part
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28 * @author igor.ignatyev@oracle.com
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29 * @library /testlibrary
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30 * @compile WhiteBox.java
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31 * @run main ClassFileInstaller sun.hotspot.WhiteBox
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32 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI sun.hotspot.WhiteBox
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33 * @clean sun.hotspot.WhiteBox
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34 */
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35
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36 package sun.hotspot;
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37
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38 public class WhiteBox {
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39 private static native void registerNatives();
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40 static { registerNatives(); }
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41 public native int notExistedMethod();
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42 public native int getHeapOopSize();
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43 public static void main(String[] args) {
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44 WhiteBox wb = new WhiteBox();
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45 if (wb.getHeapOopSize() < 0) {
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46 throw new Error("wb.getHeapOopSize() < 0");
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47 }
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48 boolean catched = false;
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49 try {
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50 wb.notExistedMethod();
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51 } catch (UnsatisfiedLinkError e) {
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52 catched = true;
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53 }
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54 if (!catched) {
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55 throw new Error("wb.notExistedMethod() was invoked");
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56 }
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57 }
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58 }