NoState.java revision 3294:9adfb22ff08f 
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 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.file
31 *          jdk.compiler/com.sun.tools.javac.main
32 *          jdk.compiler/com.sun.tools.sjavac
33 *          jdk.jdeps/com.sun.tools.javap
34 * @build Wrapper ToolBox
35 * @run main Wrapper NoState
36 */
37
38import com.sun.tools.javac.util.Assert;
39
40import java.io.IOException;
41import java.nio.file.*;
42import java.util.stream.Stream;
43
44public class NoState extends SJavacTester {
45    public static void main(String... args) throws Exception {
46        new NoState().run();
47    }
48
49    public void run() throws Exception {
50        tb.writeFile(GENSRC.resolve("pkg/A.java"), "package pkg; class A {}");
51        Files.createDirectory(BIN);
52        compile("-d", BIN.toString(),
53                GENSRC + "/pkg/A.java");
54
55        // Make sure file was compiled
56        Assert.check(Files.exists(BIN.resolve("pkg/A.class")));
57
58        // Make sure we have no other files (such as a javac_state file) in the bin directory
59        Assert.check(countPathsInDir(BIN) == 1);
60        Assert.check(countPathsInDir(BIN.resolve("pkg")) == 1);
61    }
62
63    private long countPathsInDir(Path dir) throws IOException {
64        try (Stream<Path> files = Files.list(dir)) {
65            return files.count();
66        }
67    }
68}
69