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a5544970 | 1 | // Copyright (C) 2017-2019 Free Software Foundation, Inc. |
641cb5a6 JW |
2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
de4db54f | 18 | // { dg-options "-std=gnu++17" } |
641cb5a6 JW |
19 | // { dg-do run { target c++17 } } |
20 | // { dg-require-filesystem-ts "" } | |
ce6efef8 | 21 | // { dg-xfail-if "symlinks not supported" { *-*-mingw* } } |
641cb5a6 JW |
22 | |
23 | #include <filesystem> | |
24 | #include <testsuite_hooks.h> | |
25 | #include <testsuite_fs.h> | |
26 | ||
27 | namespace fs = std::filesystem; | |
28 | ||
29 | void | |
30 | test01() | |
31 | { | |
32 | const std::error_code bad_ec = make_error_code(std::errc::invalid_argument); | |
33 | std::error_code ec = bad_ec; | |
34 | fs::path dot = "."; | |
35 | ||
36 | fs::file_status st1 = fs::symlink_status(dot, ec); | |
37 | VERIFY( !ec ); | |
38 | VERIFY( st1.type() == fs::file_type::directory ); | |
39 | ||
40 | fs::file_status st2 = fs::symlink_status(dot); | |
41 | VERIFY( st2.type() == fs::file_type::directory ); | |
42 | ||
43 | fs::path link = __gnu_test::nonexistent_path(); | |
44 | create_directory_symlink(dot, link); | |
c718ff41 | 45 | __gnu_test::scoped_file l(link, __gnu_test::scoped_file::adopt_file); |
641cb5a6 JW |
46 | |
47 | st1 = fs::symlink_status(link); | |
48 | VERIFY( st1.type() == fs::file_type::symlink ); | |
49 | ec = bad_ec; | |
50 | st2 = fs::symlink_status(link, ec); | |
51 | VERIFY( !ec ); | |
52 | VERIFY( st2.type() == fs::file_type::symlink ); | |
53 | } | |
54 | ||
55 | void | |
56 | test02() | |
57 | { | |
58 | fs::path p = __gnu_test::nonexistent_path(); | |
59 | ||
60 | std::error_code ec; | |
61 | fs::file_status st1 = fs::symlink_status(p, ec); | |
62 | VERIFY( ec ); | |
63 | VERIFY( st1.type() == fs::file_type::not_found ); | |
64 | ||
65 | fs::file_status st2 = fs::symlink_status(p); | |
66 | VERIFY( st2.type() == fs::file_type::not_found ); | |
67 | } | |
68 | ||
69 | void | |
70 | test03() | |
71 | { | |
72 | fs::path dir = __gnu_test::nonexistent_path(); | |
73 | fs::create_directory(dir); | |
74 | __gnu_test::scoped_file d(dir, __gnu_test::scoped_file::adopt_file); | |
75 | __gnu_test::scoped_file f(dir / "file"); | |
76 | fs::permissions(dir, fs::perms::none); | |
77 | auto link = __gnu_test::nonexistent_path(); | |
78 | fs::create_symlink(f.path, link); | |
79 | __gnu_test::scoped_file l(link, __gnu_test::scoped_file::adopt_file); | |
80 | ||
81 | std::error_code ec; | |
82 | fs::file_status st = fs::symlink_status(f.path, ec); | |
83 | VERIFY( ec.value() == (int)std::errc::permission_denied ); | |
84 | VERIFY( st.type() == fs::file_type::none ); | |
85 | ||
86 | st = fs::symlink_status(link, ec); | |
87 | VERIFY( !ec ); | |
88 | VERIFY( st.type() == fs::file_type::symlink ); | |
89 | ||
90 | #if __cpp_exceptions | |
91 | bool caught = false; | |
92 | std::error_code ec2; | |
93 | fs::path p, p2; | |
94 | try { | |
95 | fs::symlink_status(f.path); | |
96 | } catch (const fs::filesystem_error& e) { | |
97 | caught = true; | |
98 | p = e.path1(); | |
99 | p2 = e.path2(); | |
100 | ec2 = e.code(); | |
101 | } | |
102 | VERIFY( caught ); | |
103 | VERIFY( ec2.value() == (int)std::errc::permission_denied ); | |
104 | VERIFY( p == f.path ); | |
105 | VERIFY( p2.empty() ); | |
106 | #endif | |
107 | ||
108 | fs::file_status st2 = symlink_status(link); | |
109 | VERIFY( st2.type() == fs::file_type::symlink ); | |
110 | ||
111 | fs::permissions(dir, fs::perms::owner_all, ec); | |
112 | } | |
113 | ||
114 | int | |
115 | main() | |
116 | { | |
117 | test01(); | |
118 | test02(); | |
119 | test03(); | |
120 | } |