OverlappingSrcDst.java revision 3294:9adfb22ff08f 
1/*
2 * Copyright (c) 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.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26/*
27 * @test
28 * @summary Make sure sjavac doesn't allow overlapping source and destination
29 *          directories.
30 * @bug 8061320
31 * @library /tools/lib
32 * @modules jdk.compiler/com.sun.tools.javac.api
33 *          jdk.compiler/com.sun.tools.javac.file
34 *          jdk.compiler/com.sun.tools.javac.main
35 *          jdk.compiler/com.sun.tools.sjavac
36 *          jdk.jdeps/com.sun.tools.javap
37 * @build Wrapper ToolBox
38 * @run main Wrapper OverlappingSrcDst
39 */
40
41import java.io.File;
42import java.nio.file.Paths;
43
44public class OverlappingSrcDst extends SJavacTester {
45    public static void main(String... args) {
46        new OverlappingSrcDst().run();
47    }
48
49    public void run() {
50        String abs = ToolBox.currDir.toAbsolutePath().toString();
51
52        // Relative vs relative
53        test("dir", "dir", false);
54        test("dir", "dir/dst", false);
55        test("dir/src", "dir", false);
56        test("src", "dst", true);
57
58        // Absolute vs absolute
59        test(abs + "/dir", abs + "/dir", false);
60        test(abs + "/dir", abs + "/dir/dst", false);
61        test(abs + "/dir/src", abs + "/dir", false);
62        test(abs + "/src", abs + "/dst", true);
63
64        // Absolute vs relative
65        test(abs + "/dir", "dir", false);
66        test(abs + "/dir", "dir/dst", false);
67        test(abs + "/dir/src", "dir", false);
68        test(abs + "/src", "dst", true);
69
70        // Relative vs absolute
71        test("dir", abs + "/dir", false);
72        test("dir", abs + "/dir/dst", false);
73        test("dir/src", abs + "/dir", false);
74        test("src", abs + "/dst", true);
75    }
76
77    private void test(String srcDir, String dstDir, boolean shouldSucceed) {
78        boolean succeeded = testCompilation(srcDir, dstDir);
79        if (shouldSucceed != succeeded) {
80            throw new AssertionError(
81                    String.format("Test failed for "
82                                          + "srcDir=\"%s\", "
83                                          + "dstDir=\"%s\". "
84                                          + "Compilation was expected to %s but %s.",
85                                  srcDir,
86                                  dstDir,
87                                  shouldSucceed ? "succeed" : "fail",
88                                  succeeded ? "succeeded" : "failed"));
89        }
90    }
91
92    private boolean testCompilation(String srcDir, String dstDir) {
93        try {
94            srcDir = srcDir.replace('/', File.separatorChar);
95            dstDir = dstDir.replace('/', File.separatorChar);
96            tb.writeFile(Paths.get(srcDir, "pkg", "A.java"), "package pkg; class A {}");
97            compile("--state-dir=state", "-src", srcDir, "-d", dstDir);
98            return true;
99        } catch (Exception e) {
100            return false;
101        }
102    }
103}
104