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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/experimental/string_view/operations/substr/char/1.cc
1 // { dg-do run { target c++14 } }
3 // Copyright (C) 2013-2023 Free Software Foundation, Inc.
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)
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.
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/>.
20 // basic_string_view::substr
22 #include <experimental/string_view>
24 #include <testsuite_hooks.h>
29 typedef std::experimental::string_view::size_type csize_type
;
30 typedef std::experimental::string_view::const_reference cref
;
31 typedef std::experimental::string_view::reference ref
;
34 const char str_lit01
[] = "rockaway, pacifica";
35 const std::experimental::string_view
str01(str_lit01
);
36 std::experimental::string_view str02
;
38 // basic_string_view<charT, _Traits, _Alloc>
39 // substr(size_type pos = 0, size_type n = npos) const;
41 str02
= str01
.substr(0, 1);
42 VERIFY( str02
== "r" );
43 str02
= str01
.substr(10);
44 VERIFY( str02
== "pacifica" );
48 str02
= str01
.substr(csz01
+ 1);
51 catch(std::out_of_range
& fail
)
62 str02
= str01
.substr(csz01
);
63 VERIFY( str02
.size() == 0 );
64 VERIFY( str02
.begin() == str01
.end() );