--- /dev/null 2013-05-27 09:16:24.088852603 +0200 +++ new/test/gc/g1/TestSummarizeRSetStatsTime.java 2013-05-28 10:04:43.588576158 +0200 @@ -0,0 +1,73 @@ +/* + * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +/* + * @test TestSummarizeRSetStatsTime.java + * @bug 8014078 + * @library /testlibrary + * @build TestSummarizeRSetStatsTime TestSummarizeRSetStatsTools + * @summary Verify output of -XX:+G1SummarizeRSetStats in combination with -XX:G1SummarizeRSetStatsTime + * @run main TestSummarizeRSetStatsTime + * + * Test the output of G1SummarizeRSetStats in conjunction with G1SummarizeRSetStatsTime. + */ + +public class TestSummarizeRSetStatsTime { + + private static void expectStatistics(String result, int expectedCumulative, int expectedPeriodicBefore, int expectedPeriodicAfter) throws Exception { + TestSummarizeRSetStatsTools.expectStatistics(result, expectedCumulative, expectedPeriodicBefore + expectedPeriodicAfter); + int actualBefore = result.split("Before GC RS summary").length - 1; + int actualAfter = result.split("After GC RS summary").length - 1; + + if (expectedPeriodicBefore != actualBefore) { + throw new Exception("Incorrect amount of RSet summaries before GC. Expected " + expectedPeriodicBefore + ", got " + actualBefore); + } + if (expectedPeriodicAfter != actualAfter) { + throw new Exception("Incorrect amount of RSet summaries after GC. Expected " + expectedPeriodicAfter + ", got " + actualAfter); + } + } + + public static void main(String[] args) throws Exception { + String result; + + // single RSet statistics output + result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats", "-XX:G1SummarizeRSetStatsPeriod=1", "-XX:G1SummarizeRSetStatsTime=2" }, 0); + expectStatistics(result, 1, 0, 0); + + // single RSet statistics output + result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats", "-XX:G1SummarizeRSetStatsPeriod=1", "-XX:G1SummarizeRSetStatsTime=3" }, 0); + expectStatistics(result, 1, 0, 0); + + // two times RSet statistics output + result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats", "-XX:G1SummarizeRSetStatsPeriod=1", "-XX:G1SummarizeRSetStatsTime=2" }, 1); + expectStatistics(result, 1, 1, 0); + + // seven times RSet statistics output + result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats", "-XX:G1SummarizeRSetStatsPeriod=1", "-XX:G1SummarizeRSetStatsTime=3" }, 3); + expectStatistics(result, 1, 3, 3); + + // five times RSet statistics output + result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats", "-XX:G1SummarizeRSetStatsPeriod=2", "-XX:G1SummarizeRSetStatsTime=3" }, 3); + expectStatistics(result, 1, 2, 2); + } +}