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
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22  */
23 
24 /*
25  * @test
26  * @summary Test --no-state option
27  * @bug 8135131
28   * @library /tools/lib
29  * @modules jdk.compiler/com.sun.tools.javac.api
30  *          jdk.compiler/com.sun.tools.javac.main
31  *          jdk.compiler/com.sun.tools.sjavac
32  * @build Wrapper toolbox.ToolBox toolbox.Assert
33  * @run main Wrapper NoState
34  */
35 
36 import java.io.IOException;
37 import java.nio.file.*;
38 import java.util.stream.Stream;
39 
40 import toolbox.Assert;
41 
42 public class NoState extends SJavacTester {
main(String... args)43     public static void main(String... args) throws Exception {
44         new NoState().run();
45     }
46 
run()47     public void run() throws Exception {
48         tb.writeFile(GENSRC.resolve("pkg/A.java"), "package pkg; class A {}");
49         Files.createDirectory(BIN);
50         compile("-d", BIN.toString(),
51                 GENSRC + "/pkg/A.java");
52 
53         // Make sure file was compiled
54         Assert.check(Files.exists(BIN.resolve("pkg/A.class")));
55 
56         // Make sure we have no other files (such as a javac_state file) in the bin directory
57         Assert.check(countPathsInDir(BIN) == 1);
58         Assert.check(countPathsInDir(BIN.resolve("pkg")) == 1);
59     }
60 
countPathsInDir(Path dir)61     private long countPathsInDir(Path dir) throws IOException {
62         try (Stream<Path> files = Files.list(dir)) {
63             return files.count();
64         }
65     }
66 }
67