1// { dg-options "-std=gnu++14" } 2 3// Copyright (C) 2014-2015 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 <experimental/string_view> 23#include <algorithm> 24#include <testsuite_hooks.h> 25#include <testsuite_allocator.h> 26 27bool 28test01() 29{ 30 bool test [[gnu::unused]] = true; 31 32 const char str_lit[] = "123456789A"; 33 const std::experimental::string_view sv(str_lit); 34 char buffer[4] = { 0 }; 35 36 auto s1 = sv.to_string(); 37 VERIFY( s1 == str_lit ); 38 using test_alloc = __gnu_test::tracker_allocator<char>; 39 auto s2 = sv.to_string( 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 return test; 47} 48 49int 50main() 51{ 52 test01(); 53} 54