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// Copyright (C) 2016-2017 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-do run { target c++11 } }
#include <string>
#include <testsuite_hooks.h>
template<typename... Args>
std::size_t
construct(Args&&... args)
{
return std::wstring( std::forward<Args>(args)... ).length();
}
void
test01()
{
using string = std::wstring;
using list = std::initializer_list<string::value_type>;
const std::wstring lvalue = L"lvalue";
std::allocator<char> alloc;
// test all valid combinations of arguments:
VERIFY( construct( ) == 0 );
VERIFY( construct( alloc ) == 0 );
VERIFY( construct( lvalue ) == 6 );
VERIFY( construct( string{L"rvalue"} ) == 6 );
VERIFY( construct( lvalue, 2 ) == 4 );
VERIFY( construct( lvalue, 2, alloc ) == 4 );
VERIFY( construct( lvalue, 2, 3 ) == 3 );
VERIFY( construct( lvalue, 2, 3, alloc ) == 3 );
VERIFY( construct( L"C string", 4 ) == 4 );
VERIFY( construct( L"C string", 4, alloc ) == 4 );
VERIFY( construct( L"C string" ) == 8 );
VERIFY( construct( L"C string and alloc", alloc ) == 18 );
VERIFY( construct( 5, L' ' ) == 5 );
VERIFY( construct( 5, L' ', alloc ) == 5 );
VERIFY( construct( lvalue.begin(), lvalue.end() ) == 6 );
VERIFY( construct( lvalue.begin(), lvalue.end(), alloc ) == 6 );
VERIFY( construct( list{ L'l' , L'i' , L's', L't' } ) == 4 );
VERIFY( construct( list{ L'l', L'i', L's', L't' }, alloc ) == 4 );
#if _GLIBCXX_USE_CXX11_ABI
VERIFY( construct( lvalue, alloc ) == 6 );
VERIFY( construct( string{L"rvalue"}, alloc ) == 6 );
#endif
}
int
main()
{
test01();
}
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