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 import jdk.test.lib.process.ProcessTools; 25 import jdk.test.lib.process.OutputAnalyzer; 26 import jdk.test.lib.cli.*; 27 28 /* 29 * @test 30 * @bug 8061611 31 * @summary Test that various alias options correctly set the target options. See aliased_jvm_flags in arguments.cpp. 32 * @modules java.base/jdk.internal.misc 33 * @library /test/lib 34 */ 35 public class VMAliasOptions { 36 37 /** 38 * each entry is {[0]: alias name, [1]: alias target, [2]: value to set 39 * (true/false/n/string)}. 40 */ 41 public static final String[][] ALIAS_OPTIONS = { 42 {"DefaultMaxRAMFraction", "MaxRAMFraction", "1032"}, 43 {"CMSMarkStackSizeMax", "MarkStackSizeMax", "1032"}, 44 {"CMSMarkStackSize", "MarkStackSize", "1032"}, 45 {"G1MarkStackSize", "MarkStackSize", "1032"}, 46 {"ParallelMarkingThreads", "ConcGCThreads", "2"}, 47 {"ParallelCMSThreads", "ConcGCThreads", "2"}, 48 {"CreateMinidumpOnCrash", "CreateCoredumpOnCrash", "false" }, 49 }; 50 51 static void testAliases(String[][] optionInfo) throws Throwable { 52 String aliasNames[] = new String[optionInfo.length]; 53 String optionNames[] = new String[optionInfo.length]; 54 String expectedValues[] = new String[optionInfo.length]; 55 for (int i = 0; i < optionInfo.length; i++) { 56 aliasNames[i] = optionInfo[i][0]; 57 optionNames[i] = optionInfo[i][1]; 58 expectedValues[i] = optionInfo[i][2]; 59 } 60 61 OutputAnalyzer output = CommandLineOptionTest.startVMWithOptions(aliasNames, expectedValues, "-XX:+PrintFlagsFinal"); 62 CommandLineOptionTest.verifyOptionValuesFromOutput(output, optionNames, expectedValues); 63 } 64 65 public static void main(String[] args) throws Throwable { 66 testAliases(ALIAS_OPTIONS); 67 } 68 }