1 /*

     2  * Copyright (c) 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 java.io.File;

    25 import java.io.FileReader;

    26 import java.io.IOException;

    27 import java.io.PrintWriter;

    28 import java.io.StringWriter;

    29 import java.nio.file.Path;

    30 import java.util.Properties;

    31 import java.util.spi.ToolProvider;

    32 

    33 import tests.Helper;

    34 import tests.JImageGenerator;

    35 

    36 /*

    37  * @test

    38  * @bug 8168925

    39  * @summary MODULES property should be topologically ordered and space-separated list

    40  * @library ../lib

    41  * @build tests.*

    42  * @run main ModuleNamesOrderTest

    43  */

    44 public class ModuleNamesOrderTest {

    45     static final ToolProvider JLINK_TOOL = ToolProvider.findFirst("jlink")

    46         .orElseThrow(() ->

    47             new RuntimeException("jlink tool not found")

    48         );

    49 

    50     public static void main(String[] args) throws Exception {

    51         Helper helper = Helper.newHelper();

    52         if (helper == null) {

    53             System.err.println("Test not run");

    54             return;

    55         }

    56 

    57         Path outputDir = helper.createNewImageDir("image8168925");

    58         JImageGenerator.getJLinkTask()

    59                 .modulePath(helper.defaultModulePath())

    60                 .output(outputDir)

    61                 .addMods("jdk.scripting.nashorn")

    62                 .call().assertSuccess();

    63 

    64         File release = new File(outputDir.toString(), "release");

    65         if (!release.exists()) {

    66             throw new AssertionError("release not generated");

    67         }

    68 

    69         Properties props = new Properties();

    70         try (FileReader reader = new FileReader(release)) {

    71             props.load(reader);

    72         }

    73 

    74         String modules = props.getProperty("MODULES");

    75         if (!modules.startsWith("\"java.base ")) {

    76             throw new AssertionError("MODULES should start with 'java.base'");

    77         }

    78 

    79         if (!modules.endsWith(" jdk.scripting.nashorn\"")) {

    80             throw new AssertionError("MODULES end with 'jdk.scripting.nashorn'");

    81         }

    82 

    83         checkDependency(modules, "java.logging", "java.base");

    84         checkDependency(modules, "jdk.dynalink", "java.logging");

    85         checkDependency(modules, "java.scripting", "java.base");

    86         checkDependency(modules, "jdk.scripting.nashorn", "java.logging");

    87         checkDependency(modules, "jdk.scripting.nashorn", "jdk.dynalink");

    88         checkDependency(modules, "jdk.scripting.nashorn", "java.scripting");

    89     }

    90 

    91     private static void checkDependency(String modules, String fromMod, String toMod) {

    92         int fromModIdx = modules.indexOf(fromMod);

    93         if (fromModIdx == -1) {

    94             throw new AssertionError(fromMod + " is missing in MODULES");

    95         }

    96         int toModIdx = modules.indexOf(toMod);

    97         if (toModIdx == -1) {

    98             throw new AssertionError(toMod + " is missing in MODULES");

    99         }

   100 

   101         if (toModIdx > fromModIdx) {

   102             throw new AssertionError("in MODULES, " + fromMod + " should appear after " + toMod);

   103         }

   104     }

   105 }