1 /* 2 * Copyright (c) 2016, 2017, 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 * @bug 8136930 27 * @summary Test that the VM ignores explicitly specified module internal properties. 28 * @modules java.base/jdk.internal.misc 29 * @library /test/lib 30 * @run driver IgnoreModulePropertiesTest 31 */ 32 33 import jdk.test.lib.process.OutputAnalyzer; 34 import jdk.test.lib.process.ProcessTools; 35 36 // Test that the VM ignores module related properties such as "jdk.module.addmods" 37 // and jdk.module.addreads.0" that can only be set using module options. 38 public class IgnoreModulePropertiesTest { 39 40 // Test that the specified property and its value are ignored. If the VM accepted 41 // the property and value then an exception would be thrown because the value is 42 // bogus for that property. But, since the property is ignored no exception is 43 // thrown. 44 public static void testProperty(String prop, String value) throws Exception { 45 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( 46 "-D" + prop + "=" + value, "-version"); 47 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 48 output.shouldContain(" version "); 49 output.shouldHaveExitValue(0); 50 51 // Ensure that the property and its value aren't available. 52 if (System.getProperty(prop) != null) { 53 throw new RuntimeException( 54 "Unexpected non-null value for property " + prop); 55 } 56 } 57 58 // For options of the form "option=value", check that an exception gets thrown for 59 // the illegal value and then check that its corresponding property is handled 60 // correctly. 61 public static void testOption(String option, String value, 62 String prop, String result) throws Exception { 63 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( 64 option + "=" + value, "-version"); 65 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 66 output.shouldContain(result); 67 testProperty(prop, value); 68 } 69 70 public static void main(String[] args) throws Exception { 71 testOption("--add-modules", "java.sqlx", "jdk.module.addmods.0", "java.lang.module.FindException"); 72 testOption("--limit-modules", "java.sqlx", "jdk.module.limitmods", "java.lang.module.FindException"); 73 testOption("--add-reads", "xyzz=yyzd", "jdk.module.addreads.0", "WARNING: Unknown module: xyzz"); 74 testOption("--add-exports", "java.base/xyzz=yyzd", "jdk.module.addexports.0", 75 "WARNING: package xyzz not in java.base"); 76 testOption("--patch-module", "=d", "jdk.module.patch.0", "Unable to parse --patch-module"); 77 } 78 }