]>
Commit | Line | Data |
---|---|---|
641cb5a6 | 1 | // { dg-do run { target c++17 } } |
641cb5a6 | 2 | |
a945c346 | 3 | // Copyright (C) 2014-2024 Free Software Foundation, Inc. |
641cb5a6 JW |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | // C++17 30.10.7.5 path iterators [fs.path.itr] | |
21 | ||
22 | #include <filesystem> | |
23 | #include <vector> | |
24 | #include <algorithm> | |
25 | #include <testsuite_hooks.h> | |
26 | #include <testsuite_fs.h> | |
27 | ||
28 | using std::filesystem::path; | |
29 | ||
30 | void | |
31 | test01() | |
32 | { | |
33 | path p; | |
34 | VERIFY( p.begin() == p.end() ); | |
35 | ||
36 | std::vector<path> v, v2; | |
37 | ||
38 | p = "/"; | |
39 | v.assign(p.begin(), p.end()); | |
40 | v2 = { "/" }; | |
41 | VERIFY( v == v2 ); | |
42 | ||
43 | p = "filename"; | |
44 | v.assign(p.begin(), p.end()); | |
45 | v2 = { "filename" }; | |
46 | VERIFY( v == v2 ); | |
47 | ||
48 | p = "dir/."; | |
49 | v.assign(p.begin(), p.end()); | |
50 | v2 = { "dir", "." }; | |
51 | VERIFY( v == v2 ); | |
52 | ||
53 | p = "dir/"; | |
54 | v.assign(p.begin(), p.end()); | |
55 | v2 = { "dir", "" }; | |
56 | VERIFY( v == v2 ); | |
57 | ||
58 | p = "//rootname/dir/."; | |
59 | v.assign(p.begin(), p.end()); | |
60 | #ifdef __CYGWIN__ | |
61 | v2 = { "//rootname", "/", "dir", "." }; | |
62 | #else | |
63 | v2 = { "/", "rootname", "dir", "." }; | |
64 | #endif | |
65 | VERIFY( v == v2 ); | |
66 | ||
67 | p = "//rootname/dir/"; | |
68 | v.assign(p.begin(), p.end()); | |
69 | #ifdef __CYGWIN__ | |
70 | v2 = { "//rootname", "/", "dir", "" }; | |
71 | #else | |
72 | v2 = { "/", "rootname", "dir", "" }; | |
73 | #endif | |
74 | VERIFY( v == v2 ); | |
75 | ||
76 | p = "//rootname/dir/filename"; | |
77 | v.assign(p.begin(), p.end()); | |
78 | #ifdef __CYGWIN__ | |
79 | v2 = { "//rootname", "/", "dir", "filename" }; | |
80 | #else | |
81 | v2 = { "/", "rootname", "dir", "filename" }; | |
9534a5e6 JW |
82 | #endif |
83 | VERIFY( v == v2 ); | |
84 | ||
85 | p = "c:relative/path"; | |
86 | v.assign(p.begin(), p.end()); | |
87 | #if defined(__MINGW32__) || defined(__MINGW64__) | |
88 | v2 = { "c:", "relative", "path" }; | |
89 | #else | |
90 | v2 = { "c:relative", "path" }; | |
91 | #endif | |
92 | VERIFY( v == v2 ); | |
93 | ||
94 | p = "c:/absolute/path"; | |
95 | v.assign(p.begin(), p.end()); | |
96 | #if defined(__MINGW32__) || defined(__MINGW64__) | |
97 | v2 = { "c:", "/", "absolute", "path" }; | |
98 | #else | |
99 | v2 = { "c:", "absolute", "path" }; | |
641cb5a6 JW |
100 | #endif |
101 | VERIFY( v == v2 ); | |
102 | } | |
103 | ||
104 | void | |
105 | test02() | |
106 | { | |
107 | using reverse_iterator = std::reverse_iterator<path::iterator>; | |
108 | std::vector<path> fwd, rev; | |
109 | ||
4a7c7999 | 110 | for (const path p : __gnu_test::test_paths) |
641cb5a6 JW |
111 | { |
112 | const auto begin = p.begin(), end = p.end(); | |
113 | fwd.assign(begin, end); | |
114 | rev.assign(reverse_iterator(end), reverse_iterator(begin)); | |
115 | VERIFY( fwd.size() == rev.size() ); | |
116 | VERIFY( std::equal(fwd.begin(), fwd.end(), rev.rbegin()) ); | |
117 | } | |
118 | } | |
119 | ||
120 | void | |
121 | test03() | |
122 | { | |
cf290ea3 | 123 | path paths[] = { "single", "multiple/elements", "trailing/slash/", "/." }; |
641cb5a6 JW |
124 | for (const path& p : paths) |
125 | for (auto iter = p.begin(); iter != p.end(); ++iter) | |
126 | { | |
127 | auto iter2 = iter; | |
128 | ++iter; | |
129 | iter2++; | |
130 | VERIFY( iter2 == iter ); | |
131 | --iter; | |
132 | iter2--; | |
133 | VERIFY( iter2 == iter ); | |
134 | } | |
135 | } | |
136 | ||
9e160526 JW |
137 | void |
138 | test04() | |
139 | { | |
140 | std::filesystem::path p = "/a/b/c/d/e/f/g"; | |
141 | VERIFY( std::distance(p.begin(), p.end()) == 8); | |
142 | auto it = p.begin(); | |
143 | std::advance(it, 1); | |
144 | VERIFY( std::distance(p.begin(), it) == 1 ); | |
ebfaf345 | 145 | VERIFY( it->string() == "a" ); |
9e160526 JW |
146 | std::advance(it, 3); |
147 | VERIFY( std::distance(p.begin(), it) == 4 ); | |
ebfaf345 | 148 | VERIFY( it->string() == "d" ); |
9e160526 JW |
149 | std::advance(it, -2); |
150 | VERIFY( std::distance(p.begin(), it) == 2 ); | |
ebfaf345 | 151 | VERIFY( it->string() == "b" ); |
9e160526 JW |
152 | } |
153 | ||
641cb5a6 JW |
154 | int |
155 | main() | |
156 | { | |
157 | test01(); | |
158 | test02(); | |
159 | test03(); | |
9e160526 | 160 | test04(); |
641cb5a6 | 161 | } |