1 /*
   2  * Copyright (c) 2015, 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 /*
  25  * @test
  26  * @summary Test VM Options with ranges
  27  * @library /testlibrary /runtime/CommandLine/OptionsValidation/common
  28  * @modules java.base/sun.misc
  29  *          java.management
  30  *          jdk.attach
  31  *          jdk.management/sun.tools.attach
  32  * @run main/othervm/timeout=900 TestOptionsWithRanges
  33  */
  34 
  35 import java.util.ArrayList;
  36 import java.util.List;
  37 import java.util.Map;
  38 import jdk.test.lib.Asserts;
  39 import optionsvalidation.JVMOption;
  40 import optionsvalidation.JVMOptionsUtils;
  41 
  42 public class TestOptionsWithRanges {
  43 
  44     private static Map<String, JVMOption> allOptionsAsMap;
  45 
  46     private static void excludeTestMaxRange(String optionName) {
  47         JVMOption option = allOptionsAsMap.get(optionName);
  48 
  49         if (option != null) {
  50             option.excludeTestMaxRange();
  51         }
  52     }
  53 
  54     private static void excludeTestMinRange(String optionName) {
  55         JVMOption option = allOptionsAsMap.get(optionName);
  56 
  57         if (option != null) {
  58             option.excludeTestMinRange();
  59         }
  60     }
  61 
  62     private static void excludeTestRange(String optionName) {
  63         allOptionsAsMap.remove(optionName);
  64     }
  65 
  66     public static void main(String[] args) throws Exception {
  67         int failedTests;
  68         List<JVMOption> allOptions;
  69 
  70         allOptionsAsMap = JVMOptionsUtils.getOptionsWithRangeAsMap();
  71 
  72         /*
  73          * Remove CICompilerCount from testing because currently it can hang system
  74          */
  75         excludeTestMaxRange("CICompilerCount");
  76 
  77         /*
  78          * JDK-8136766
  79          * Temporarily remove ThreadStackSize from testing because Windows can set it to 0
  80          * (for default OS size) but other platforms insist it must be greater than 0
  81         */
  82         excludeTestRange("ThreadStackSize");
  83 
  84         /*
  85          * JDK-8141650
  86          * Temporarily exclude SharedMiscDataSize as it will exit the VM with exit code 2 and
  87          * "The shared miscellaneous data space is not large enough to preload requested classes."
  88          * message at min value.
  89          */
  90         excludeTestRange("SharedMiscDataSize");
  91 
  92         /*
  93          * JDK-8142874
  94          * Temporarily exclude Shared* flagse as they will exit the VM with exit code 2 and
  95          * "The shared miscellaneous data space is not large enough to preload requested classes."
  96          * message at max values.
  97          */
  98         excludeTestRange("SharedReadWriteSize");
  99         excludeTestRange("SharedReadOnlySize");
 100         excludeTestRange("SharedMiscDataSize");
 101         excludeTestRange("SharedMiscCodeSize");
 102 
 103         /*
 104          * Exclude MallocMaxTestWords as it is expected to exit VM at small values (>=0)
 105          */
 106         excludeTestMinRange("MallocMaxTestWords");
 107 
 108         /*
 109          * Exclude below options as their maximum value would consume too much memory
 110          * and would affect other tests that run in parallel.
 111          */
 112         allOptionsAsMap.remove("ConcGCThreads");
 113         excludeTestMaxRange("G1ConcRefinementThreads");
 114         excludeTestMaxRange("G1RSetRegionEntries");
 115         excludeTestMaxRange("G1RSetSparseRegionEntries");
 116         excludeTestMaxRange("G1UpdateBufferSize");
 117         excludeTestMaxRange("InitialBootClassLoaderMetaspaceSize");
 118         allOptionsAsMap.remove("InitialHeapSize");
 119         allOptionsAsMap.remove("MaxHeapSize");
 120         allOptionsAsMap.remove("MaxRAM");
 121         allOptionsAsMap.remove("NewSize");
 122         allOptionsAsMap.remove("OldSize");
 123         allOptionsAsMap.remove("ParallelGCThreads");
 124 
 125         allOptionsAsMap.remove("VMThreadStackSize");
 126 
 127         /*
 128          * Remove parameters controlling the code cache. As these
 129          * parameters have implications on the physical memory
 130          * reserved by the VM, setting them to large values may hang
 131          * the system and/or may cause concurrently executed tests to
 132          * fail. These parameters are rigorously checked when the code
 133          * cache is initialized (see
 134          * hotspot/src/shared/vm/code/codeCache.cpp), therefore
 135          * omitting testing for them does not pose a problem.
 136          */
 137         excludeTestMaxRange("InitialCodeCacheSize");
 138         excludeTestMaxRange("CodeCacheMinimumUseSpace");
 139         excludeTestMaxRange("ReservedCodeCacheSize");
 140         excludeTestMaxRange("NonProfiledCodeHeapSize");
 141         excludeTestMaxRange("ProfiledCodeHeapSize");
 142         excludeTestMaxRange("NonNMethodCodeHeapSize");
 143         excludeTestMaxRange("CodeCacheExpansionSize");
 144 
 145         allOptions = new ArrayList<>(allOptionsAsMap.values());
 146 
 147         Asserts.assertGT(allOptions.size(), 0, "Options with ranges not found!");
 148 
 149         System.out.println("Parsed " + allOptions.size() + " options with ranges. Start test!");
 150 
 151         failedTests = JVMOptionsUtils.runCommandLineTests(allOptions);
 152 
 153         Asserts.assertEQ(failedTests, 0,
 154                 String.format("%d tests failed! %s", failedTests, JVMOptionsUtils.getMessageWithFailures()));
 155     }
 156 }