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 private static void setAllowedExitCodes(String optionName, Integer... allowedExitCodes) { 67 JVMOption option = allOptionsAsMap.get(optionName); 68 69 if (option != null) { 70 option.setAllowedExitCodes(allowedExitCodes); 71 } 72 } 73 74 public static void main(String[] args) throws Exception { 75 int failedTests; 76 List<JVMOption> allOptions; 77 78 allOptionsAsMap = JVMOptionsUtils.getOptionsWithRangeAsMap(); 79 80 /* Shared flags can cause JVM to exit with error code 2 */ 81 setAllowedExitCodes("SharedReadWriteSize", 2); 82 setAllowedExitCodes("SharedReadOnlySize", 2); 83 setAllowedExitCodes("SharedMiscDataSize", 2); 84 setAllowedExitCodes("SharedMiscCodeSize", 2); 85 86 /* 87 * Remove CICompilerCount from testing because currently it can hang system 88 */ 89 excludeTestMaxRange("CICompilerCount"); 90 91 /* 92 * JDK-8136766 93 * Temporarily remove ThreadStackSize from testing because Windows can set it to 0 94 * (for default OS size) but other platforms insist it must be greater than 0 95 */ 96 excludeTestRange("ThreadStackSize"); 97 98 /* 99 * JDK-8143958 100 * Temporarily exclude testing of max range for Shared* flags 101 */ 102 excludeTestMaxRange("SharedReadWriteSize"); 103 excludeTestMaxRange("SharedReadOnlySize"); 104 excludeTestMaxRange("SharedMiscDataSize"); 105 excludeTestMaxRange("SharedMiscCodeSize"); 106 107 /* 108 * Remove the flag controlling the size of the stack because the 109 * flag has direct influence on the physical memory usage of 110 * the VM. 111 */ 112 allOptionsAsMap.remove("CompilerThreadStackSize"); 113 114 /* 115 * Exclude MallocMaxTestWords as it is expected to exit VM at small values (>=0) 116 */ 117 excludeTestMinRange("MallocMaxTestWords"); 118 119 /* 120 * Exclude below options as their maximum value would consume too much memory 121 * and would affect other tests that run in parallel. 122 */ 123 excludeTestMaxRange("ConcGCThreads"); 124 excludeTestMaxRange("G1ConcRefinementThreads"); 125 excludeTestMaxRange("G1RSetRegionEntries"); 126 excludeTestMaxRange("G1RSetSparseRegionEntries"); 127 excludeTestMaxRange("G1UpdateBufferSize"); 128 excludeTestMaxRange("InitialBootClassLoaderMetaspaceSize"); 129 excludeTestMaxRange("InitialHeapSize"); 130 excludeTestMaxRange("MaxHeapSize"); 131 excludeTestMaxRange("MaxRAM"); 132 excludeTestMaxRange("NewSize"); 133 excludeTestMaxRange("OldSize"); 134 excludeTestMaxRange("ParallelGCThreads"); 135 136 excludeTestMaxRange("VMThreadStackSize"); 137 138 /* 139 * Remove parameters controlling the code cache. As these 140 * parameters have implications on the physical memory 141 * reserved by the VM, setting them to large values may hang 142 * the system and/or may cause concurrently executed tests to 143 * fail. These parameters are rigorously checked when the code 144 * cache is initialized (see 145 * hotspot/src/shared/vm/code/codeCache.cpp), therefore 146 * omitting testing for them does not pose a problem. 147 */ 148 excludeTestMaxRange("InitialCodeCacheSize"); 149 excludeTestMaxRange("CodeCacheMinimumUseSpace"); 150 excludeTestMaxRange("ReservedCodeCacheSize"); 151 excludeTestMaxRange("NonProfiledCodeHeapSize"); 152 excludeTestMaxRange("ProfiledCodeHeapSize"); 153 excludeTestMaxRange("NonNMethodCodeHeapSize"); 154 excludeTestMaxRange("CodeCacheExpansionSize"); 155 156 allOptions = new ArrayList<>(allOptionsAsMap.values()); 157 158 Asserts.assertGT(allOptions.size(), 0, "Options with ranges not found!"); 159 160 System.out.println("Parsed " + allOptions.size() + " options with ranges. Start test!"); 161 162 failedTests = JVMOptionsUtils.runCommandLineTests(allOptions); 163 164 Asserts.assertEQ(failedTests, 0, 165 String.format("%d tests failed! %s", failedTests, JVMOptionsUtils.getMessageWithFailures())); 166 } 167 }