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 Verify modules can contain packages of the same name, unless these meet.
  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 PackageMultipleModules
  33  */
  34 
  35 import java.nio.file.Files;
  36 import java.nio.file.Path;
  37 import java.util.Arrays;
  38 import java.util.List;
  39 
  40 import toolbox.JavacTask;
  41 import toolbox.Task;
  42 
  43 public class PackageMultipleModules extends ModuleTestBase {
  44 
  45     public static void main(String... args) throws Exception {
  46         PackageMultipleModules t = new PackageMultipleModules();
  47         t.runTests();
  48     }
  49 
  50     @Test
  51     public void testSimple(Path base) throws Exception {
  52         Path m1 = base.resolve("m1");
  53         Path m2 = base.resolve("m2");
  54         tb.writeJavaFiles(m1,
  55                           "module m1 {}",
  56                           "package test; import test.B; public class A {}",
  57                           "package test; public class A1 extends A {}");
  58         tb.writeJavaFiles(m2,
  59                           "module m2 {}",
  60                           "package test; import test.A; public class B {}",
  61                           "package test; public class B1 extends B {}");
  62         Path classes = base.resolve("classes");
  63         Files.createDirectories(classes);
  64 
  65         List<String> log = new JavacTask(tb)
  66                 .options("-XDrawDiagnostics", "--module-source-path", base.toString())
  67                 .outdir(classes)
  68                 .files(findJavaFiles(base))
  69                 .run(Task.Expect.FAIL)
  70                 .writeAll()
  71                 .getOutputLines(Task.OutputKind.DIRECT);
  72 
  73         List<String> expected = Arrays.asList("A.java:1:26: compiler.err.not.def.access.package.cant.access: test.B, test",
  74                                               "B.java:1:26: compiler.err.not.def.access.package.cant.access: test.A, test",
  75                                               "2 errors");
  76         if (!log.equals(expected))
  77             throw new Exception("expected output not found");
  78     }
  79 
  80 }