1 /*

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     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.

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    23  */

    24 

    25 /*

    26  * @test

    27  * @summary Handling of directories in -cp is based on the classlist

    28  * @requires vm.cds

    29  * @library /test/lib

    30  * @modules jdk.jartool/sun.tools.jar

    31  * @compile test-classes/Hello.java

    32  * @compile test-classes/Super.java

    33  * @run driver DirClasspathTest

    34  */

    35 

    36 import jdk.test.lib.Platform;

    37 import jdk.test.lib.process.OutputAnalyzer;

    38 import java.io.File;

    39 import java.nio.file.Files;

    40 import java.nio.file.Path;

    41 import java.nio.file.Paths;

    42 import java.util.Arrays;

    43 

    44 public class DirClasspathTest {

    45     private static final int MAX_PATH = 260;

    46 

    47     // We add helloJar into the classpath to be compatible with TestCommon.DYNAMIC_DUMP

    48     static OutputAnalyzer doDump(String path, String classList[],

    49                                         String... suffix) throws Exception {

    50         String helloJar = JarBuilder.getOrCreateHelloJar();

    51         return TestCommon.dump(helloJar + File.pathSeparator + path, classList, suffix);

    52     }

    53 

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

    55         File dir = new File(System.getProperty("user.dir"));

    56         File emptydir = new File(dir, "emptydir");

    57         emptydir.mkdir();

    58 

    59 

    60         /////////////////////////////////////////////////////////////////

    61         // The classlist only contains boot class in following test cases

    62         /////////////////////////////////////////////////////////////////

    63         String bootClassList[] = {"java/lang/Object"};

    64 

    65         // Empty dir in -cp: should be OK

    66         OutputAnalyzer output;

    67         output = doDump(emptydir.getPath(), bootClassList, "-Xlog:class+path=info");

    68         TestCommon.checkDump(output);

    69 

    70         // Long path to empty dir in -cp: should be OK

    71         Path classDir = Paths.get(System.getProperty("test.classes"));

    72         Path destDir = classDir;

    73         int subDirLen = MAX_PATH - classDir.toString().length() - 2;

    74         if (subDirLen > 0) {

    75             char[] chars = new char[subDirLen];

    76             Arrays.fill(chars, 'x');

    77             String subPath = new String(chars);

    78             destDir = Paths.get(System.getProperty("test.classes"), subPath);

    79         }

    80         File longDir = destDir.toFile();

    81         longDir.mkdir();

    82         File subDir = new File(longDir, "subdir");

    83         subDir.mkdir();

    84         output = doDump(subDir.getPath(), bootClassList, "-Xlog:class+path=info");

    85         TestCommon.checkDump(output);

    86 

    87         // Non-empty dir in -cp: should be OK

    88         // <dir> is not empty because it has at least one subdirectory, i.e., <emptydir>

    89         output = doDump(dir.getPath(), bootClassList, "-Xlog:class+path=info");

    90         TestCommon.checkDump(output);

    91 

    92         // Long path to non-empty dir in -cp: should be OK

    93         // <dir> is not empty because it has at least one subdirectory, i.e., <emptydir>

    94         output = doDump(longDir.getPath(), bootClassList, "-Xlog:class+path=info");

    95         TestCommon.checkDump(output);

    96 

    97         /////////////////////////////////////////////////////////////////

    98         // The classlist contains non-boot class in following test cases

    99         /////////////////////////////////////////////////////////////////

   100         String appClassList[] = {"java/lang/Object", "com/sun/tools/javac/Main"};

   101 

   102         // Non-empty dir in -cp: should be OK (as long as no classes were loaded from there)

   103         output = doDump(dir.getPath(), appClassList, "-Xlog:class+path=info");

   104         TestCommon.checkDump(output);

   105 

   106         // Long path to non-empty dir in -cp: should be OK (as long as no classes were loaded from there)

   107         output = doDump(longDir.getPath(), appClassList, "-Xlog:class+path=info");

   108         TestCommon.checkDump(output);

   109 

   110         /////////////////////////////////////////////////////////////////

   111         // Loading an app class from a directory

   112         /////////////////////////////////////////////////////////////////

   113         String appClassList2[] = {"Super", "java/lang/Object", "com/sun/tools/javac/Main"};

   114         // Non-empty dir in -cp: should report error if a class is loaded from it

   115         output = doDump(classDir.toString(), appClassList2, "-Xlog:class+path=info,class+load=trace");

   116         output.shouldNotHaveExitValue(0);

   117         output.shouldContain("Cannot have non-empty directory in paths");

   118 

   119         // Long path to non-empty dir in -cp: should report error if a class is loaded from it

   120         File srcClass = new File(classDir.toFile(), "Super.class");

   121         File destClass = new File(longDir, "Super.class");

   122         Files.copy(srcClass.toPath(), destClass.toPath());

   123         output = doDump(longDir.getPath(), appClassList2, "-Xlog:class+path=info");

   124         output.shouldNotHaveExitValue(0);

   125         output.shouldContain("Cannot have non-empty directory in paths");

   126     }

   127 }