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1 | // { dg-options "-std=gnu++17" } |
2 | ||
b811d2c2 | 3 | // Copyright (C) 2013-2020 Free Software Foundation, Inc. |
fdc11678 SM |
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 | // basic_string_view::substr | |
21 | ||
22 | #include <string_view> | |
23 | #include <stdexcept> | |
24 | #include <testsuite_hooks.h> | |
25 | ||
26 | void | |
27 | test01() | |
28 | { | |
29 | typedef std::wstring_view::size_type csize_type; | |
30 | typedef std::wstring_view::const_reference cref; | |
31 | typedef std::wstring_view::reference ref; | |
32 | csize_type csz01; | |
33 | ||
34 | const wchar_t str_lit01[] = L"rockaway, pacifica"; | |
35 | const std::wstring_view str01(str_lit01); | |
36 | std::wstring_view str02; | |
37 | ||
38 | // basic_string_view<charT, _Traits, _Alloc> | |
39 | // substr(size_type pos = 0, size_type n = npos) const; | |
40 | csz01 = str01.size(); | |
41 | str02 = str01.substr(0, 1); | |
42 | VERIFY( str02 == L"r" ); | |
43 | str02 = str01.substr(10); | |
44 | VERIFY( str02 == L"pacifica" ); | |
45 | ||
46 | try | |
47 | { | |
48 | str02 = str01.substr(csz01 + 1); | |
49 | VERIFY( false ); | |
50 | } | |
51 | catch(std::out_of_range& fail) | |
52 | { | |
53 | VERIFY( true ); | |
54 | } | |
55 | catch(...) | |
56 | { | |
57 | VERIFY( false ); | |
58 | } | |
59 | ||
60 | try | |
61 | { | |
62 | str02 = str01.substr(csz01); | |
63 | VERIFY( str02.size() == 0 ); | |
64 | VERIFY( str02.begin() == str01.end() ); | |
65 | VERIFY( true ); | |
66 | } | |
67 | catch(...) | |
68 | { | |
69 | VERIFY( false ); | |
70 | } | |
71 | } | |
72 | ||
73 | int | |
74 | main() | |
75 | { | |
76 | test01(); | |
77 | ||
78 | return 0; | |
79 | } |