NPEEmptyFileTest.java revision 3573:c4a18ee691c4 
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 NPE while compiling empty javafile with -modulesourcepath option
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 NPEEmptyFileTest
33 */
34
35import java.nio.file.Files;
36import java.nio.file.Path;
37
38import toolbox.JavacTask;
39import toolbox.Task;
40import toolbox.ToolBox;
41
42public class NPEEmptyFileTest extends ModuleTestBase {
43    public static void main(String... args) throws Exception {
44        new NPEEmptyFileTest().runTests();
45    }
46
47    @Test
48    public void compileEmptyFile(Path base) throws Exception {
49        Path modules = base.resolve("modules");
50        Files.createDirectories(modules);
51        Path emptyJavaFile = base.resolve("Test.java");
52        tb.writeFile(emptyJavaFile, "");
53        new JavacTask(tb, Task.Mode.EXEC)
54                .options("--module-source-path", modules.toString(),
55                        "-d", modules.toString(), emptyJavaFile.toString())
56                .run()
57                .writeAll();
58    }
59}
60