1 /* 2 * Copyright (c) 2014, 2016, 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 27 /* 28 * @test TestNullTerminatedFlags 29 * @bug 6522873 30 * @summary Test that the VM don't allow random junk characters at the end of valid command line flags. 31 * @library /test/lib 32 * @modules java.base/jdk.internal.misc 33 * java.management 34 * @run driver TestNullTerminatedFlags 35 */ 36 public class TestNullTerminatedFlags { 37 public static String[] options = { 38 "-Xnoclassgc", 39 "-Xconcgc", 40 "-Xnoconcgc", 41 "-Xbatch", 42 "-green", 43 "-native", 44 "-Xsqnopause", 45 "-Xrs", 46 "-Xusealtsigs", 47 "-Xoptimize", 48 "-Xprof", 49 "-Xconcurrentio", 50 "-Xinternalversion", 51 "-Xprintflags", 52 "-Xint", 53 "-Xmixed", 54 "-Xcomp", 55 "-Xshare:dump", 56 "-Xshare:on", 57 "-Xshare:auto", 58 "-Xshare:off", 59 "-Xdebug", 60 "-Xnoagent", 61 "-Xboundthreads" 62 }; 63 64 public static void main(String args[]) throws Exception{ 65 for (String option : options) { 66 String testOption = option + "junk"; 67 ProcessBuilder pb = 68 ProcessTools.createJavaProcessBuilder(testOption, "-version"); 69 new OutputAnalyzer(pb.start()) 70 .shouldContain("Unrecognized option: " + testOption) 71 .shouldHaveExitValue(1); 72 } 73 } 74 } 75