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641cb5a6 JW |
1 | // { dg-options "-std=gnu++17 -lstdc++fs" } |
2 | // { dg-do run { target c++17 } } | |
3 | // { dg-require-filesystem-ts "" } | |
4 | ||
a5544970 | 5 | // Copyright (C) 2014-2019 Free Software Foundation, Inc. |
641cb5a6 JW |
6 | // |
7 | // This file is part of the GNU ISO C++ Library. This library is free | |
8 | // software; you can redistribute it and/or modify it under the | |
9 | // terms of the GNU General Public License as published by the | |
10 | // Free Software Foundation; either version 3, or (at your option) | |
11 | // any later version. | |
12 | ||
13 | // This library is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | ||
18 | // You should have received a copy of the GNU General Public License along | |
19 | // with this library; see the file COPYING3. If not see | |
20 | // <http://www.gnu.org/licenses/>. | |
21 | ||
22 | // C++17 30.10.7.4.9 path decomposition [fs.path.decompose] | |
23 | ||
24 | #include <filesystem> | |
25 | #include <testsuite_hooks.h> | |
26 | #include <testsuite_fs.h> | |
27 | ||
28 | using std::filesystem::path; | |
29 | ||
30 | void | |
31 | test01() | |
32 | { | |
33 | path p1 = "foo/bar"; | |
34 | VERIFY( p1.root_path() == path() ); | |
35 | path p2 = "/foo/bar"; | |
36 | VERIFY( p2.root_path() == path("/") ); | |
37 | } | |
38 | ||
39 | #undef VERIFY | |
40 | #define VERIFY(X) do { if (!(X)) { __builtin_puts("FAIL: " #X); } } while(false) | |
41 | #define DUMP(X, Y, Z) do { if (!(Y == Z)) { __builtin_printf("%s %s %s\n", X.c_str(), Y.c_str(), Z.c_str()); } } while(false) | |
42 | ||
43 | void | |
44 | test02() | |
45 | { | |
46 | for (const path& p : __gnu_test::test_paths) | |
47 | { | |
48 | path rootp = p.root_path(); | |
49 | path rootn = p.root_name(); | |
50 | path rootd = p.root_directory(); | |
51 | VERIFY( rootp == (rootn / rootd) ); | |
52 | DUMP(p, rootp , (rootn / rootd) ); | |
53 | } | |
54 | } | |
55 | ||
56 | int | |
57 | main() | |
58 | { | |
59 | test01(); | |
60 | test02(); | |
61 | } |