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1.cc
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1// { dg-options "-std=gnu++17" }
2
3// Copyright (C) 2014-2023 Free Software Foundation, Inc.
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::to_string
21
22#include <string_view>
23#include <string>
24#include <algorithm>
25#include <testsuite_hooks.h>
26#include <testsuite_allocator.h>
27
28void
30{
31 const char str_lit[] = "123456789A";
32 const std::string_view sv(str_lit);
33 char buffer[4] = { 0 };
34
35 std::string s1{sv};
36 VERIFY( s1 == str_lit );
37 using test_alloc = __gnu_test::tracker_allocator<char>;
38 std::basic_string<char, std::char_traits<char>, test_alloc>
39 s2{sv, test_alloc{}};
40 static_assert( std::is_same<decltype(s2)::allocator_type, test_alloc>::value,
41 "to_string() uses custom allocator" );
42 VERIFY( std::equal(s1.begin(), s1.end(), s2.begin(), s2.end()) );
43 auto s3 = static_cast<std::string>(sv);
44 VERIFY( s3 == s1 );
45}
46
47int
49{
50 test01();
51}
void test01()
Definition 1.cc:28
int main()
Definition 1.cc:63
constexpr std::string_view s1
Definition 2.cc:26
constexpr std::string_view s2
Definition 2.cc:27
#define VERIFY(x)
Definition value.h:130