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1 | // { dg-options "-std=gnu++17" } | |
2 | // { dg-do run { target c++17 } } | |
3 | ||
4 | // Copyright (C) 2016-2020 Free Software Foundation, Inc. | |
5 | // | |
6 | // This file is part of the GNU ISO C++ Library. This library is free | |
7 | // software; you can redistribute it and/or modify it under the | |
8 | // terms of the GNU General Public License as published by the | |
9 | // Free Software Foundation; either version 3, or (at your option) | |
10 | // any later version. | |
11 | ||
12 | // This library is distributed in the hope that it will be useful, | |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | // GNU General Public License for more details. | |
16 | ||
17 | // You should have received a copy of the GNU General Public License along | |
18 | // with this library; see the file COPYING3. If not see | |
19 | // <http://www.gnu.org/licenses/>. | |
20 | ||
21 | // 8.4.1 path constructors [path.construct] | |
22 | ||
23 | #include <filesystem> | |
24 | #include <string_view> | |
25 | #include <string> | |
26 | #include <testsuite_fs.h> | |
27 | #include <testsuite_hooks.h> | |
28 | ||
29 | using std::filesystem::path; | |
30 | using __gnu_test::compare_paths; | |
31 | ||
32 | void | |
33 | test01() | |
34 | { | |
35 | for (std::string s : __gnu_test::test_paths) | |
36 | { | |
37 | path p1 = s; | |
38 | std::string_view sv(s); | |
39 | path p2 = sv; | |
40 | compare_paths(p1, p2); | |
41 | ||
42 | #if _GLIBCXX_USE_WCHAR_T | |
43 | std::wstring ws(s.begin(), s.end()); | |
44 | path p3 = ws; | |
45 | std::wstring_view wsv(ws); | |
46 | path p4 = wsv; | |
47 | compare_paths(p1, p4); | |
48 | #endif | |
49 | } | |
50 | } | |
51 | ||
52 | void | |
53 | test02() | |
54 | { | |
55 | std::string s; | |
56 | for (int i = 0; i < 10; ++i) | |
57 | s += "0/1/2/3/4/5/6/7/8/9/"; | |
58 | // Construct a path with a large number of components: | |
59 | path p = s; | |
60 | auto iter = p.begin(); | |
61 | for (int i = 0; i < 100; ++i) | |
62 | { | |
63 | char c = '0' + i % 10; | |
64 | std::string_view sv(&c, 1); | |
65 | VERIFY( iter != p.end() ); | |
66 | compare_paths( *iter, sv ); | |
67 | ++iter; | |
68 | } | |
69 | VERIFY( iter != p.end() ); | |
70 | VERIFY( iter->native().empty() ); | |
71 | VERIFY( ++iter == p.end() ); | |
72 | } | |
73 | ||
74 | int | |
75 | main() | |
76 | { | |
77 | test01(); | |
78 | test02(); | |
79 | } |