1 /*
   2  * Copyright (c) 2018, 2019, 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 java.nio.file.Path;
  25 import java.io.InputStream;
  26 import java.io.FileInputStream;
  27 import java.io.IOException;
  28 
  29 import jdk.jpackage.internal.IOUtils;
  30 import jdk.jpackage.test.Test;
  31 import jdk.jpackage.test.HelloApp;
  32 import jdk.jpackage.test.JPackageCommand;
  33 
  34 /*
  35  * @test
  36  * @summary jpackage with --win-console
  37  * @library ../helpers
  38  * @requires (os.family == "windows")
  39  * @modules jdk.jpackage/jdk.jpackage.internal
  40  * @run main/othervm -Xmx512m WinConsoleTest
  41  */
  42 public class WinConsoleTest {
  43 
  44     public static void main(String[] args) throws IOException {
  45         JPackageCommand cmd = JPackageCommand.helloAppImage();
  46         final Path launcherPath = cmd.appImage().resolve(
  47                 cmd.launcherPathInAppImage());
  48 
  49         IOUtils.deleteRecursive(cmd.outputDir().toFile());
  50         cmd.execute().assertExitCodeIsZero();
  51         HelloApp.executeAndVerifyOutput(launcherPath);
  52         checkSubsystem(launcherPath, false);
  53 
  54         IOUtils.deleteRecursive(cmd.outputDir().toFile());
  55         cmd.addArgument("--win-console").execute().assertExitCodeIsZero();
  56         HelloApp.executeAndVerifyOutput(launcherPath);
  57         checkSubsystem(launcherPath, true);
  58     }
  59 
  60     private static void checkSubsystem(Path path, boolean isConsole) throws
  61             IOException {
  62         final int subsystemGui = 2;
  63         final int subsystemConsole = 3;
  64         final int bufferSize = 512;
  65 
  66         final int expectedSubsystem = isConsole ? subsystemConsole : subsystemGui;
  67 
  68         try (InputStream inputStream = new FileInputStream(path.toString())) {
  69             byte[] bytes = new byte[bufferSize];
  70             Test.assertEquals(bufferSize, inputStream.read(bytes),
  71                     String.format("Check %d bytes were read from %s file",
  72                             bufferSize, path));
  73 
  74             // Check PE header for console or Win GUI app.
  75             // https://docs.microsoft.com/en-us/windows/desktop/api/winnt/ns-winnt-_image_nt_headers
  76             for (int i = 0; i < (bytes.length - 4); i++) {
  77                 if (bytes[i] == 0x50 && bytes[i + 1] == 0x45
  78                         && bytes[i + 2] == 0x0 && bytes[i + 3] == 0x0) {
  79 
  80                     // Signature, File Header and subsystem offset.
  81                     i = i + 4 + 20 + 68;
  82                     byte subsystem = bytes[i];
  83                     Test.assertEquals(expectedSubsystem, subsystem,
  84                             String.format("Check subsystem of PE [%s] file",
  85                                     path));
  86                     return;
  87                 }
  88             }
  89         }
  90 
  91         Test.assertUnexpected(String.format(
  92                 "Subsystem not found in PE header of [%s] file", path));
  93     }
  94 }