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