Subversion Repositories openrisc

// { dg-options "-std=gnu++0x" }

// Copyright (C) 2008, 2009, 2010 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 Pred 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/>.

// 23.2.3.n forward_list xxx [lib.forward_list.xxx]

#include <forward_list>

#include <testsuite_hooks.h>

#include <string>

bool test __attribute__((unused)) = true;

// This test verifies the following:

//   insert_after single item

//   before_begin iterator

void

test01()

{

  std::forward_list<int> fl({0, 1, 2, 3, 4, 5, 6, 7, 8, 9});

  std::forward_list<int>::iterator ret = fl.insert_after(fl.before_begin(),

                                                         42);

  VERIFY( ret == fl.begin() );

  VERIFY( fl.front() == 42 );

}

// This test verifies the following:

void

test02()

{

  std::forward_list<int> fl({0, 1, 2, 3, 4, 5, 6, 7, 8, 9});

  std::forward_list<int>::const_iterator pos = fl.cbegin();

  ++pos;

  VERIFY( *pos == 1 );

  std::forward_list<int>::iterator ret = fl.insert_after(pos, 0, 42);

  VERIFY( ret == pos );

  ret = fl.insert_after(pos, 5, 42);

  VERIFY( *pos == 1 );

  ++pos;

  VERIFY( *pos == 42 );

  ++pos;

  ++pos;

  ++pos;

  ++pos;

  VERIFY( *pos == 42 );

  VERIFY( ret == pos );

  ++pos;

  VERIFY( *pos == 2 );

}

// This test verifies the following:

void

test03()

{

  std::forward_list<int> fl({0, 1, 2, 3, 4, 5, 6, 7, 8, 9});

  std::forward_list<int>::const_iterator pos = fl.cbegin();

  ++pos;

  VERIFY( *pos == 1 );

  int i[3] = {666, 777, 888};

  std::forward_list<int>::iterator ret = fl.insert_after(pos, i, i);

  VERIFY( ret == pos );

  ret = fl.insert_after(pos, i, i + 3);

  VERIFY( *pos == 1 );

  ++pos;

  ++pos;

  ++pos;

  VERIFY( *pos == 888 );

  VERIFY( ret == pos );

  ++pos;

  VERIFY( *pos == 2 );

}

// This test verifies the following:

void

test04()

{

  std::forward_list<int> fl({0, 1, 2, 3, 4, 5, 6, 7, 8, 9});

  std::forward_list<int>::const_iterator pos = fl.cbegin();

  ++pos;

  VERIFY( *pos == 1 );

  std::forward_list<int>::iterator ret = fl.insert_after(pos, { });

  VERIFY( ret == pos);

  ret = fl.insert_after(pos, {-1, -2, -3, -4, -5});

  VERIFY( *pos == 1);

  ++pos;

  ++pos;

  ++pos;

  VERIFY( *pos == -3 );

  ++pos;

  ++pos;

  VERIFY( ret == pos );

  ++pos;

  VERIFY( *pos == 2 );

}

// This test verifies the following:

void

test05()

{

  std::forward_list<std::string> fl({"AAA", "BBB", "CCC"});

  std::forward_list<std::string>::const_iterator pos = fl.cbegin();

  ++pos;

  VERIFY( *pos == "BBB" );

  std::string x( "XXX" );

  std::forward_list<std::string>::iterator ret

    = fl.insert_after(pos, std::move(x));

  VERIFY( *pos == "BBB" );

  ++pos;

  VERIFY( ret == pos );

  VERIFY( *pos == "XXX" );

  ++pos;

  VERIFY( *pos == "CCC" );

}

int

main()

{

  test01();

  test02();

  test03();

  test04();

  test05();

  return 0;

}