ManagerNamesTest.java revision 11707:ad7af1afda7a 
1/*
2 * Copyright (c) 2014, 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 ManagerNamesTest
26 * @summary verify getMemoryManageNames calls in case of segmented code cache
27 * @modules java.base/jdk.internal.misc
28 *          java.management
29 * @library /testlibrary /test/lib
30 *
31 * @build compiler.codecache.jmx.ManagerNamesTest
32 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
33 *                                sun.hotspot.WhiteBox$WhiteBoxPermission
34 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
35 *     -XX:+WhiteBoxAPI
36 *     -XX:+SegmentedCodeCache
37 *     compiler.codecache.jmx.ManagerNamesTest
38 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
39 *     -XX:+WhiteBoxAPI
40 *     -XX:-SegmentedCodeCache
41 *     compiler.codecache.jmx.ManagerNamesTest
42 */
43
44package compiler.codecache.jmx;
45
46import jdk.test.lib.Asserts;
47import sun.hotspot.code.BlobType;
48
49import java.lang.management.MemoryPoolMXBean;
50
51public class ManagerNamesTest {
52
53    private final MemoryPoolMXBean bean;
54    private final static String POOL_NAME = "CodeCacheManager";
55
56    public static void main(String args[]) {
57        for (BlobType btype : BlobType.getAvailable()) {
58            new ManagerNamesTest(btype).runTest();
59        }
60    }
61
62    public ManagerNamesTest(BlobType btype) {
63        bean = btype.getMemoryPool();
64    }
65
66    protected void runTest() {
67        String[] names = bean.getMemoryManagerNames();
68        Asserts.assertEQ(names.length, 1,
69                "Unexpected length of MemoryManagerNames");
70        Asserts.assertEQ(POOL_NAME, names[0],
71                "Unexpected value of MemoryManagerName");
72        System.out.printf("INFO: Scenario finished successfully for %s%n",
73                bean.getName());
74    }
75}
76