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1 | // { dg-options "-std=gnu++17" } |
2 | ||
42a4f53d | 3 | // Copyright (C) 2013-2019 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 element access | |
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, csz02; | |
33 | ||
34 | const std::wstring_view str01(L"tamarindo, costa rica"); | |
35 | std::wstring_view str02(L"41st street beach, capitola, california"); | |
36 | std::wstring_view str03; | |
37 | ||
38 | // const_reference operator[] (size_type pos) const; | |
39 | csz01 = str01.size(); | |
40 | cref cref1 = str01[csz01 - 1]; | |
41 | VERIFY( cref1 == L'a' ); | |
42 | // Undefined behavior at size(). | |
43 | //cref cref2 = str01[csz01]; | |
44 | //VERIFY( cref2 == wchar_t() ); | |
45 | ||
46 | // const_reference at(size_type pos) const; | |
47 | csz01 = str01.size(); | |
48 | cref cref3 = str01.at(csz01 - 1); | |
49 | VERIFY( cref3 == L'a' ); | |
50 | try | |
51 | { | |
52 | str01.at(csz01); | |
53 | VERIFY( false ); // Should not get here, as exception thrown. | |
54 | } | |
55 | catch (std::out_of_range& fail) | |
56 | { | |
57 | VERIFY( true ); | |
58 | } | |
59 | catch (...) | |
60 | { | |
61 | VERIFY( false ); | |
62 | } | |
63 | } | |
64 | ||
65 | int | |
66 | main() | |
67 | { | |
68 | test01(); | |
69 | ||
70 | return 0; | |
71 | } |