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// 2010-12-17 Paolo Carlini <paolo.carlini@oracle.com>
//
// Copyright (C) 2010-2022 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 } }
// { dg-require-string-conversions "" }
#include <string>
#include <testsuite_hooks.h>
void test01()
{
using std::wstring;
VERIFY( (wstring(L"abc") + wstring(L"def")
== wstring(L"abcdef")) );
wstring s1(L"abc");
VERIFY( s1 + wstring(L"def") == wstring(L"abcdef") );
wstring s2(L"def");
VERIFY( wstring(L"abc") + s2 == wstring(L"abcdef") );
VERIFY( wstring(L"abc") + L'd' == wstring(L"abcd") );
VERIFY( wstring(L"abc") + L"def" == wstring(L"abcdef") );
VERIFY( L'a' + wstring(L"bcd") == wstring(L"abcd") );
VERIFY( L"abc" + wstring(L"def") == wstring(L"abcdef") );
VERIFY( (wstring(L"abcdefghij") + wstring(L"klmnopqrst")
== wstring(L"abcdefghijklmnopqrst")) );
wstring s1l(L"abcdefghij");
VERIFY( (s1l + wstring(L"klmnopqrst")
== wstring(L"abcdefghijklmnopqrst")) );
wstring s2l(L"klmnopqrst");
VERIFY( (wstring(L"abcdefghij") + s2l
== wstring(L"abcdefghijklmnopqrst")) );
VERIFY( (wstring(L"abcdefghijklmno") + L'p'
== wstring(L"abcdefghijklmnop")) );
VERIFY( (wstring(L"abcdefghijklmno") + L"pqrst"
== wstring(L"abcdefghijklmnopqrst")) );
VERIFY( (L'a' + wstring(L"bcdefghijklmnop")
== wstring(L"abcdefghijklmnop")) );
VERIFY( (L"abcde" + wstring(L"fghijklmnopqrst")
== wstring(L"abcdefghijklmnopqrst")) );
VERIFY( (wstring(L"abcdefghijklmnopqrst") + wstring(L"uvwxy")
== wstring(L"abcdefghijklmnopqrstuvwxy")) );
VERIFY( (wstring(L"abcde") + wstring(L"fghijklmnopqrstuvwxy")
== wstring(L"abcdefghijklmnopqrstuvwxy")) );
wstring s1ll1(L"abcdefghijklmnopqrst");
VERIFY( (s1ll1 + wstring(L"uvwxy")
== wstring(L"abcdefghijklmnopqrstuvwxy")) );
wstring s1ll2(L"abcde");
VERIFY( (s1ll2 + wstring(L"fghijklmnopqrstuvwxy")
== wstring(L"abcdefghijklmnopqrstuvwxy")) );
wstring s2ll1(L"fghijklmnopqrstuvwxy");
VERIFY( (wstring(L"abcde") + s2ll1
== wstring(L"abcdefghijklmnopqrstuvwxy")) );
wstring s2ll2(L"uvwxy");
VERIFY( (wstring(L"abcdefghijklmnopqrst") + s2ll2
== wstring(L"abcdefghijklmnopqrstuvwxy")) );
VERIFY( (wstring(L"abcdefghijklmnopqrst") + L'u'
== wstring(L"abcdefghijklmnopqrstu")) );
VERIFY( (wstring(L"abcdefghijklmnopqrst") + L"uvwxy"
== wstring(L"abcdefghijklmnopqrstuvwxy")) );
VERIFY( (wstring(L"abcde") + L"fghijklmnopqrstuvwxy"
== wstring(L"abcdefghijklmnopqrstuvwxy")) );
VERIFY( (L'a' + wstring(L"bcdefghijklmnopqrstuvwxy")
== wstring(L"abcdefghijklmnopqrstuvwxy")) );
VERIFY( (L"abcde" + wstring(L"fghijklmnopqrstuvwxy")
== wstring(L"abcdefghijklmnopqrstuvwxy")) );
VERIFY( (L"abcdefghijklmnopqrst" + wstring(L"uvwxy")
== wstring(L"abcdefghijklmnopqrstuvwxy")) );
}
int main()
{
test01();
return 0;
}
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