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99dee823 | 1 | // Copyright (C) 2016-2021 Free Software Foundation, Inc. |
ec04aad7 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 | ||
ef0e80d2 | 18 | // { dg-options "-DUSE_FILESYSTEM_TS -lstdc++fs" } |
1c433842 | 19 | // { dg-do run { target c++11 } } |
ec04aad7 JW |
20 | // { dg-require-filesystem-ts "" } |
21 | ||
22 | #include <experimental/filesystem> | |
23 | #include <testsuite_hooks.h> | |
24 | #include <testsuite_fs.h> | |
25 | ||
26 | namespace fs = std::experimental::filesystem; | |
27 | ||
28 | void | |
29 | test01() | |
30 | { | |
cec047ea JW |
31 | if (!__gnu_test::permissions_are_testable()) |
32 | return; | |
edfe833a | 33 | |
ec04aad7 JW |
34 | auto p = __gnu_test::nonexistent_path(); |
35 | create_directory(p); | |
36 | permissions(p, fs::perms::none); | |
37 | std::error_code ec, ec2; | |
38 | ||
39 | bool result = fs::is_empty(p, ec); | |
40 | VERIFY( ec == std::make_error_code(std::errc::permission_denied) ); | |
41 | VERIFY( !result ); | |
42 | ||
43 | try { | |
44 | fs::is_empty(p); | |
45 | } catch (const fs::filesystem_error& e) { | |
46 | ec2 = e.code(); | |
47 | } | |
48 | VERIFY( ec2 == ec ); | |
49 | ||
50 | result = fs::is_empty(p/"f", ec); | |
51 | VERIFY( ec == std::make_error_code(std::errc::permission_denied) ); | |
52 | VERIFY( !result ); | |
53 | ||
54 | try { | |
55 | fs::is_empty(p/"f"); | |
56 | } catch (const fs::filesystem_error& e) { | |
57 | ec2 = e.code(); | |
58 | } | |
59 | VERIFY( ec2 == ec ); | |
60 | ||
61 | permissions(p, fs::perms::owner_all, ec); | |
62 | remove_all(p, ec); | |
63 | } | |
64 | ||
65 | void | |
66 | test02() | |
67 | { | |
68 | auto p = __gnu_test::nonexistent_path(); | |
69 | create_directory(p); | |
70 | std::error_code ec, bad_ec = make_error_code(std::errc::invalid_argument); | |
71 | bool empty; | |
72 | ||
73 | ec = bad_ec; | |
74 | empty = is_empty(p, ec); | |
75 | VERIFY( !ec ); | |
76 | VERIFY( empty ); | |
77 | empty = is_empty(p); | |
78 | VERIFY( empty ); | |
79 | ||
80 | __gnu_test::scoped_file f(p/"f"); | |
81 | ec = bad_ec; | |
82 | empty = is_empty(f.path, ec); | |
83 | VERIFY( !ec ); | |
84 | VERIFY( empty ); | |
85 | empty = is_empty(f.path); | |
86 | VERIFY( empty ); | |
87 | ||
9534a5e6 | 88 | std::ofstream{f.path.c_str()} << "data"; |
ec04aad7 JW |
89 | ec = bad_ec; |
90 | empty = is_empty(p, ec); | |
91 | VERIFY( !ec ); | |
92 | VERIFY( !empty ); | |
93 | empty = is_empty(p); | |
94 | VERIFY( !empty ); | |
95 | ||
96 | ec = bad_ec; | |
97 | empty = is_empty(p, ec); | |
98 | VERIFY( !ec ); | |
99 | VERIFY( !empty ); | |
100 | empty = is_empty(p); | |
101 | VERIFY( !empty ); | |
102 | ||
103 | f.path.clear(); | |
104 | remove_all(p, ec); | |
105 | } | |
106 | ||
107 | int | |
108 | main() | |
109 | { | |
110 | test01(); | |
111 | test02(); | |
112 | } |