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 /*
  25  * @test
  26  * @bug 8060256
  27  * @summary Test various command line options
  28  * @library /test/lib
  29  * @modules java.base/jdk.internal.misc
  30  *          java.management
  31  * @run driver TestVMOptions
  32  */
  33 
  34 import jdk.test.lib.process.ProcessTools;
  35 import jdk.test.lib.process.OutputAnalyzer;
  36 import java.io.File;
  37 
  38 public class TestVMOptions {
  39   public static void main(String[] args) throws Exception {
  40     ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  41         "-XX:bogus",
  42         "-XX:+IgnoreUnrecognizedVMOptions",
  43         "-XX:+PrintFlagsInitial");
  44     OutputAnalyzer output = new OutputAnalyzer(pb.start());
  45     output.shouldContain("bool UseSerialGC");
  46 
  47     pb = ProcessTools.createJavaProcessBuilder(
  48         "-XX:-PrintVMOptions", "-version");
  49     output = new OutputAnalyzer(pb.start());
  50     output.shouldMatch("(openjdk|java)\\sversion");
  51 
  52     File dir = new File(System.getProperty("test.src", "."));
  53     File file = new File(dir, "flagfile.txt");
  54     String s = file.getAbsolutePath();
  55     pb = ProcessTools.createJavaProcessBuilder("-XX:Flags="+s);
  56     output = new OutputAnalyzer(pb.start());
  57     output.shouldContain("VM option '-IgnoreUnrecognizedVMOptions'");
  58   }
  59 }