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a5544970 | 1 | // Copyright (C) 2015-2019 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 | ||
18 | // { dg-options "-std=gnu++17 -lstdc++fs" } | |
19 | // { dg-do run { target c++17 } } | |
20 | // { dg-require-filesystem-ts "" } | |
21 | ||
22 | #include <filesystem> | |
23 | #include <testsuite_hooks.h> | |
24 | #include <testsuite_fs.h> | |
25 | ||
26 | using std::filesystem::path; | |
27 | ||
28 | void | |
29 | test01() | |
30 | { | |
31 | const std::error_code bad_ec = make_error_code(std::errc::invalid_argument); | |
9534a5e6 | 32 | const path root = __gnu_test::root_path(); |
641cb5a6 | 33 | |
9534a5e6 JW |
34 | VERIFY( exists(root) ); |
35 | VERIFY( exists(root/".") ); | |
641cb5a6 JW |
36 | VERIFY( exists(path{"."}) ); |
37 | VERIFY( exists(path{".."}) ); | |
38 | VERIFY( exists(std::filesystem::current_path()) ); | |
39 | ||
40 | std::error_code ec; | |
41 | ec = bad_ec; | |
9534a5e6 | 42 | VERIFY( exists(root, ec) ); |
641cb5a6 JW |
43 | VERIFY( !ec ); |
44 | ec = bad_ec; | |
9534a5e6 | 45 | VERIFY( exists(root/".", ec) ); |
641cb5a6 JW |
46 | VERIFY( !ec ); |
47 | ec = bad_ec; | |
48 | VERIFY( exists(path{"."}, ec) ); | |
49 | VERIFY( !ec ); | |
50 | ec = bad_ec; | |
51 | VERIFY( exists(path{".."}, ec) ); | |
52 | VERIFY( !ec ); | |
53 | ec = bad_ec; | |
54 | VERIFY( exists(std::filesystem::current_path(), ec) ); | |
55 | VERIFY( !ec ); | |
56 | } | |
57 | ||
58 | void | |
59 | test02() | |
60 | { | |
61 | path rel = __gnu_test::nonexistent_path(); | |
62 | VERIFY( !exists(rel) ); | |
63 | ||
64 | std::error_code ec = std::make_error_code(std::errc::invalid_argument); | |
65 | VERIFY( !exists(rel, ec) ); | |
66 | VERIFY( !ec ); // DR 2725 | |
67 | } | |
68 | ||
69 | void | |
70 | test03() | |
71 | { | |
72 | path abs = absolute(__gnu_test::nonexistent_path()); | |
73 | VERIFY( !exists(abs) ); | |
74 | ||
75 | std::error_code ec = std::make_error_code(std::errc::invalid_argument); | |
76 | VERIFY( !exists(abs, ec) ); | |
77 | VERIFY( !ec ); // DR 2725 | |
78 | } | |
79 | ||
80 | void | |
81 | test04() | |
82 | { | |
83 | using std::filesystem::perms; | |
84 | using std::filesystem::perm_options; | |
85 | path p = __gnu_test::nonexistent_path(); | |
86 | create_directory(p); | |
87 | permissions(p, perms::all, perm_options::remove); | |
88 | ||
89 | auto unr = p / "unreachable"; | |
90 | std::error_code ec; | |
91 | VERIFY( !exists(unr, ec) ); | |
92 | VERIFY( ec == std::errc::permission_denied ); | |
93 | ec.clear(); | |
94 | try | |
95 | { | |
96 | exists(unr); | |
97 | } | |
98 | catch(const std::filesystem::filesystem_error& ex) | |
99 | { | |
100 | ec = ex.code(); | |
101 | VERIFY( ex.path1() == unr ); | |
102 | } | |
103 | VERIFY( ec == std::errc::permission_denied ); | |
104 | ||
105 | permissions(p, perms::owner_all); | |
106 | remove(p); | |
107 | } | |
108 | ||
109 | int | |
110 | main() | |
111 | { | |
112 | test01(); | |
113 | test02(); | |
114 | test03(); | |
115 | test04(); | |
116 | } |