1 /*
   2  * Copyright (c) 2013, 2014, 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 7167142
  27  * @summary Warn if unused .hotspot_rc file is present
  28  * @library /testlibrary
  29  * @build com.oracle.java.testlibrary.*
  30  * @run main/othervm ConfigFileWarning
  31  */
  32 
  33 import java.io.PrintWriter;
  34 import com.oracle.java.testlibrary.*;
  35 
  36 public class ConfigFileWarning {
  37     public static void main(String[] args) throws Exception {
  38         PrintWriter pw;
  39         ProcessBuilder pb;
  40         OutputAnalyzer output;
  41 
  42         pw = new PrintWriter("hs_flags.txt");
  43         pw.println("aaa");
  44         pw.close();
  45 
  46         pb = ProcessTools.createJavaProcessBuilder("-XX:Flags=hs_flags.txt","-version");
  47         output = new OutputAnalyzer(pb.start());
  48         output.shouldContain("Unrecognized VM option 'aaa'");
  49         output.shouldHaveExitValue(1);
  50 
  51         // Skip on debug builds since we'll always read the file there
  52         if (!Platform.isDebugBuild()) {
  53             pw = new PrintWriter(".hotspotrc");
  54             pw.println("aa");
  55             pw.close();
  56 
  57             pb = ProcessTools.createJavaProcessBuilder("-version");
  58             output = new OutputAnalyzer(pb.start());
  59             output.shouldContain("warning: .hotspotrc file is present but has been ignored.  Run with -XX:Flags=.hotspotrc to load the file.");
  60         }
  61     }
  62 }