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comparison test/gc/concurrentMarkSweep/GuardShrinkWarning.java @ 10180:ebded0261dfc

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8012111: Remove warning about CMS generation shrinking. Reviewed-by: johnc, brutisso, stefank
author jmasa
date Mon, 22 Apr 2013 22:00:03 -0700
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10179:a08c80e9e1e5 10180:ebded0261dfc
1 /*
2 * Copyright (c) 2013, 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 GuardShrinkWarning
26 * @summary Remove warning about CMS generation shrinking.
27 * @bug 8012111
28 * @key gc
29 * @key regression
30 * @library /testlibrary
31 * @run main/othervm GuardShrinkWarning
32 * @author jon.masamitsu@oracle.com
33 */
34
35 import com.oracle.java.testlibrary.*;
36
37 public class GuardShrinkWarning {
38 public static void main(String args[]) throws Exception {
39
40 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
41 "-showversion",
42 "-XX:+UseConcMarkSweepGC",
43 "-XX:+ExplicitGCInvokesConcurrent",
44 "GuardShrinkWarning$SystemGCCaller"
45 );
46
47 OutputAnalyzer output = new OutputAnalyzer(pb.start());
48
49 output.shouldNotContain("Shrinking of CMS not yet implemented");
50
51 output.shouldNotContain("error");
52
53 output.shouldHaveExitValue(0);
54 }
55 static class SystemGCCaller {
56 public static void main(String [] args) {
57 System.gc();
58 }
59 }
60 }