1 /*
   2  * Copyright (c) 2015, 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 /**
  25  * @test
  26  * @summary Ensure that classes with the same FQNs are OK in unrelated modules.
  27  * @library /tools/lib
  28  * @modules
  29  *      jdk.compiler/com.sun.tools.javac.api
  30  *      jdk.compiler/com.sun.tools.javac.main
  31  * @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase
  32  * @run main DuplicateClassTest
  33  */
  34 
  35 import java.nio.file.Files;
  36 import java.nio.file.Path;
  37 
  38 import toolbox.JavacTask;
  39 import toolbox.Task;
  40 import toolbox.ToolBox;
  41 
  42 public class DuplicateClassTest extends ModuleTestBase {
  43 
  44     public static void main(String... args) throws Exception {
  45         DuplicateClassTest t = new DuplicateClassTest();
  46         t.runTests();
  47     }
  48 
  49     @Test
  50     public void testSimple(Path base) throws Exception {
  51         Path m1 = base.resolve("m1");
  52         Path m2 = base.resolve("m2");
  53         tb.writeJavaFiles(m1,
  54                           "module m1 { }",
  55                           "package impl; public class Impl { }");
  56         tb.writeJavaFiles(m2,
  57                           "module m2 { }",
  58                           "package impl; public class Impl { }");
  59         Path classes = base.resolve("classes");
  60         Files.createDirectories(classes);
  61 
  62         String log = new JavacTask(tb)
  63                 .options("--module-source-path", base.toString())
  64                 .outdir(classes)
  65                 .files(findJavaFiles(base))
  66                 .run()
  67                 .writeAll()
  68                 .getOutput(Task.OutputKind.DIRECT);
  69 
  70         if (!log.isEmpty())
  71             throw new Exception("expected output not found; output: " + log);
  72     }
  73 
  74 }