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// { dg-options "-std=gnu++23" }
// { dg-do run { target c++23 } }
// Copyright (C) 2021-2023 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/>.
// basic_string contains
#include <string>
#include <testsuite_hooks.h>
void
test01()
{
const std::string haystack("no place for needles");
VERIFY(haystack.contains(std::string("")));
VERIFY(haystack.contains(std::string("no")));
VERIFY(haystack.contains(std::string("needles")));
VERIFY(haystack.contains(std::string(" for ")));
VERIFY(!haystack.contains(std::string("places")));
VERIFY(haystack.contains(std::string_view("")));
VERIFY(haystack.contains(std::string_view("no")));
VERIFY(haystack.contains(std::string_view("needles")));
VERIFY(haystack.contains(std::string_view(" for ")));
VERIFY(!haystack.contains(std::string_view("places")));
VERIFY(!haystack.contains('\0'));
VERIFY(haystack.contains('n'));
VERIFY(haystack.contains('e'));
VERIFY(haystack.contains('s'));
VERIFY(!haystack.contains('x'));
VERIFY(haystack.contains(""));
VERIFY(haystack.contains("no"));
VERIFY(haystack.contains("needles"));
VERIFY(haystack.contains(" for "));
VERIFY(!haystack.contains("places"));
const std::string nothing;
VERIFY(nothing.contains(""));
VERIFY(!nothing.contains('\0'));
}
int
main()
{
test01();
return 0;
}
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