1/*
2 * Copyright (c) 2015, 2017, 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
24import org.testng.annotations.Test;
25import org.testng.Assert;
26
27import java.io.IOException;
28import java.nio.file.Files;
29import java.nio.file.Path;
30import java.nio.file.Paths;
31
32import jdk.test.lib.process.OutputAnalyzer;
33import jdk.test.lib.dcmd.CommandExecutor;
34import jdk.test.lib.dcmd.JMXExecutor;
35
36/*
37 * @test
38 * @summary Test of diagnostic command GC.run
39 * @library /test/lib
40 * @modules java.base/jdk.internal.misc
41 *          java.compiler
42 *          java.management
43 *          jdk.internal.jvmstat/sun.jvmstat.monitor
44 * @run testng/othervm -Xlog:gc=debug:RunGC.gclog -XX:-ExplicitGCInvokesConcurrent RunGCTest
45 */
46public class RunGCTest {
47    public void run(CommandExecutor executor) {
48        executor.execute("GC.run");
49
50        Path gcLogPath = Paths.get("RunGC.gclog").toAbsolutePath();
51        String gcLog = null;
52
53        try {
54            gcLog = new String(Files.readAllBytes(gcLogPath));
55        } catch (IOException e) {
56            Assert.fail("Test error: Could not read GC log file: " + gcLogPath, e);
57        }
58
59        OutputAnalyzer output = new OutputAnalyzer(gcLog, "");
60        output.shouldContain("Pause Full (Diagnostic Command)");
61    }
62
63    @Test
64    public void jmx() {
65        run(new JMXExecutor());
66    }
67}
68