1 /*
   2  * Copyright (c) 2018, 2019, 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 /* @test TestAllocateOldGenAt.java
  25  * @key gc
  26  * @summary Test to check allocation of Java Heap with AllocateOldGenAt option
  27  * @requires vm.gc=="null" & os.family != "aix"
  28  * @library /test/lib
  29  * @modules java.base/jdk.internal.misc
  30  */
  31 
  32 import jdk.test.lib.JDKToolFinder;
  33 import jdk.test.lib.process.ProcessTools;
  34 import jdk.test.lib.process.OutputAnalyzer;
  35 import java.util.ArrayList;
  36 import java.util.Collections;
  37 
  38 public class TestAllocateOldGenAt {
  39   private static ArrayList<String> commonOpts;
  40 
  41   public static void main(String args[]) throws Exception {
  42     commonOpts = new ArrayList();
  43 
  44     String testVmOptsStr = System.getProperty("test.java.opts");
  45     if (!testVmOptsStr.isEmpty()) {
  46       String[] testVmOpts = testVmOptsStr.split(" ");
  47       Collections.addAll(commonOpts, testVmOpts);
  48     }
  49     String test_dir = System.getProperty("test.dir", ".");
  50     Collections.addAll(commonOpts, new String[] {"-XX:+UnlockExperimentalVMOptions",
  51                                                  "-XX:AllocateOldGenAt=" + test_dir,
  52                                                  "-Xmx32m",
  53                                                  "-Xms32m",
  54                                                  "-version"});
  55 
  56     runTest("-XX:+UseG1GC");
  57     runTest("-XX:+UseParallelOldGC -XX:-UseAdaptiveGCBoundary");
  58     runTest("-XX:+UseParallelOldGC -XX:+UseAdaptiveGCBoundary");
  59   }
  60 
  61   private static void runTest(String... extraFlags) throws Exception {
  62     ArrayList<String> testOpts = new ArrayList();
  63     Collections.addAll(testOpts, commonOpts.toArray(new String[commonOpts.size()]));
  64     Collections.addAll(testOpts, extraFlags);
  65 
  66     System.out.print("Testing:\n" + JDKToolFinder.getJDKTool("java"));
  67     for (int i = 0; i < testOpts.size(); i += 1) {
  68       System.out.print(" " + testOpts.get(i));
  69     }
  70     System.out.println();
  71 
  72     ProcessBuilder pb =
  73       ProcessTools.createJavaProcessBuilder(testOpts.toArray(new String[testOpts.size()]));
  74     OutputAnalyzer output = new OutputAnalyzer(pb.start());
  75 
  76     output.shouldHaveExitValue(0);
  77 
  78   }
  79 }