1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/gc/g1/TestPrintRegionRememberedSetInfo.java Thu May 16 13:02:33 2013 +0200 1.3 @@ -0,0 +1,92 @@ 1.4 +/* 1.5 + * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + */ 1.26 + 1.27 +/** 1.28 + * @test TestPrintRegionRememberedSetInfo 1.29 + * @key gc 1.30 + * @bug 8014240 1.31 + * @summary Test output of G1PrintRegionRememberedSetInfo 1.32 + * @library /testlibrary 1.33 + * @build TestPrintRegionRememberedSetInfo 1.34 + * @author thomas.schatzl@oracle.com 1.35 + */ 1.36 + 1.37 +import com.oracle.java.testlibrary.*; 1.38 +import java.lang.Thread; 1.39 +import java.util.ArrayList; 1.40 +import java.util.Arrays; 1.41 + 1.42 +class RunAndWaitForMarking { 1.43 + public static void main(String[] args) { 1.44 + System.gc(); 1.45 + try { 1.46 + Thread.sleep(200); 1.47 + } catch (InterruptedException e) { 1.48 + } 1.49 + } 1.50 +} 1.51 + 1.52 +public class TestPrintRegionRememberedSetInfo { 1.53 + 1.54 + public static String runTest(String arg) throws Exception { 1.55 + ArrayList<String> finalargs = new ArrayList<String>(); 1.56 + String[] defaultArgs = new String[] { 1.57 + "-XX:+UseG1GC", 1.58 + "-Xmx10m", 1.59 + "-XX:+ExplicitGCInvokesConcurrent", 1.60 + "-XX:+UnlockDiagnosticVMOptions", 1.61 + "-XX:+G1PrintRegionLivenessInfo", 1.62 + "-XX:G1HeapRegionSize=1M", 1.63 + "-XX:InitiatingHeapOccupancyPercent=0", 1.64 + }; 1.65 + 1.66 + finalargs.addAll(Arrays.asList(defaultArgs)); 1.67 + finalargs.add(arg); 1.68 + 1.69 + finalargs.add(RunAndWaitForMarking.class.getName()); 1.70 + 1.71 + ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( 1.72 + finalargs.toArray(new String[0])); 1.73 + OutputAnalyzer output = new OutputAnalyzer(pb.start()); 1.74 + output.shouldHaveExitValue(0); 1.75 + 1.76 + String result = output.getStdout(); 1.77 + return result; 1.78 + } 1.79 + 1.80 + public static void main(String[] args) throws Exception { 1.81 + String result; 1.82 + 1.83 + result = runTest("-XX:+G1PrintRegionLivenessInfo"); 1.84 + // check that we got region statistics output 1.85 + if (result.indexOf("PHASE") == -1) { 1.86 + throw new RuntimeException("Unexpected output from -XX:+PrintRegionLivenessInfo found."); 1.87 + } 1.88 + 1.89 + result = runTest("-XX:-G1PrintRegionLivenessInfo"); 1.90 + if (result.indexOf("remset") != -1) { 1.91 + throw new RuntimeException("Should find remembered set information in output."); 1.92 + } 1.93 + } 1.94 +} 1.95 +