1 /*

     2  * Copyright (c) 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 com.sun.tools.javac.file.FSInfo;

    25 import com.sun.tools.javac.util.Context;

    26 import org.testng.annotations.Test;

    27 

    28 import java.io.IOException;

    29 import java.nio.file.Files;

    30 import java.nio.file.Path;

    31 import java.util.Locale;

    32 import java.util.jar.JarOutputStream;

    33 import java.util.jar.Manifest;

    34 

    35 /*

    36  * @test

    37  * @bug 8232170

    38  * @summary Test com.sun.tools.javac.file.FSInfo

    39  * @modules jdk.compiler/com.sun.tools.javac.util

    40  *          jdk.compiler/com.sun.tools.javac.file

    41  * @run testng FSInfoTest

    42  */

    43 public class FSInfoTest {

    44 

    45     /**

    46      * Tests that if a jar file has a manifest with a invalid path value for {@code Class-Path} attribute,

    47      * then parsing such a jar file through {@link FSInfo#getJarClassPath(Path)} doesn't throw any other

    48      * exception other than {@link IOException}

    49      *

    50      * @throws Exception

    51      */

    52     @Test

    53     public void testInvalidClassPath() throws Exception {

    54         final String invalidOSPath = System.getProperty("os.name").toLowerCase(Locale.ENGLISH).contains("windows")

    55                 ? "C:\\*" : "foo\u0000bar";

    56         final Path jarFile = Files.createTempFile(null, ".jar");

    57         jarFile.toFile().deleteOnExit();

    58         final Manifest mf = new Manifest();

    59         mf.getMainAttributes().putValue("Manifest-Version", "1.0");

    60         // add Class-Path which points to an invalid path

    61         System.out.println("Intentionally using an invalid Class-Path entry " + invalidOSPath + " in manifest");

    62         mf.getMainAttributes().putValue("Class-Path", invalidOSPath + " " + "/some/other-random/path");

    63 

    64         // create a jar file with the manifest

    65         try (final JarOutputStream jar = new JarOutputStream(Files.newOutputStream(jarFile), mf)) {

    66         }

    67         final FSInfo fsInfo = FSInfo.instance(new Context());

    68         try {

    69             fsInfo.getJarClassPath(jarFile);

    70             // we don't rely on fsInfo.getJarClassPath to throw an exception for invalid

    71             // paths. Hence no Assert.fail(...) call here. But if it does throw some exception,

    72             // then that exception should always be a IOException.

    73         } catch (IOException ioe) {

    74             // expected

    75             System.out.println("(As expected) FSInfo.getJarClassPath threw an IOException - " + ioe.getMessage());

    76         }

    77     }

    78 }