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// 2006-11-25  Paolo Carlini  <pcarlini@suse.de>

// Copyright (C) 2006, 2007, 2009 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/>.

//

#include <map>

#include <testsuite_hooks.h>

// A few tests for equal_range, in the occasion of libstdc++/29385.

void test01()

{

  bool test __attribute__((unused)) = true;

  using namespace std;

  map<int, int> m0;

  typedef map<int, int>::iterator iterator;

  typedef pair<iterator, bool> insert_return_type;

  pair<iterator, iterator> pp0;

  typedef map<int, int>::value_type value_type;

  pp0 = m0.equal_range(1);

  VERIFY( m0.count(1) == 0 );

  VERIFY( pp0.first == m0.end() );

  VERIFY( pp0.second == m0.end() );

  insert_return_type irt0 = m0.insert(value_type(1, 1));

  insert_return_type irt1 = m0.insert(value_type(2, 2));

  insert_return_type irt2 = m0.insert(value_type(3, 3));

  pp0 = m0.equal_range(2);

  VERIFY( m0.count(2) == 1 );

  VERIFY( *pp0.first == value_type(2, 2) );

  VERIFY( *pp0.second == value_type(3, 3) );

  VERIFY( pp0.first == irt1.first );

  VERIFY( --pp0.first == irt0.first );

  VERIFY( pp0.second == irt2.first );

  m0.insert(value_type(3, 4));

  insert_return_type irt3 = m0.insert(value_type(3, 5));

  insert_return_type irt4 = m0.insert(value_type(4, 6));

  pp0 = m0.equal_range(3);

  VERIFY( m0.count(3) == 1 );

  VERIFY( *pp0.first == value_type(3, 3) );

  VERIFY( *pp0.second == value_type(4, 6) );

  VERIFY( pp0.first == irt2.first );

  VERIFY( --pp0.first == irt1.first );

  VERIFY( pp0.second == irt4.first );

  insert_return_type irt5 = m0.insert(value_type(0, 7));

  m0.insert(value_type(1, 8));

  m0.insert(value_type(1, 9));

  m0.insert(value_type(1, 10));

  pp0 = m0.equal_range(1);

  VERIFY( m0.count(1) == 1 );

  VERIFY( *pp0.first == value_type(1, 1) );

  VERIFY( *pp0.second == value_type(2, 2) );

  VERIFY( pp0.first == irt0.first );

  VERIFY( --pp0.first == irt5.first );

  VERIFY( pp0.second == irt1.first );

  insert_return_type irt6 = m0.insert(value_type(5, 11));

  m0.insert(value_type(5, 12));

  m0.insert(value_type(5, 13));

  pp0 = m0.equal_range(5);

  VERIFY( m0.count(5) == 1 );

  VERIFY( *pp0.first == value_type(5, 11) );

  VERIFY( pp0.first == irt6.first );

  VERIFY( --pp0.first == irt4.first );

  VERIFY( pp0.second == m0.end() );

  m0.insert(value_type(4, 14));

  m0.insert(value_type(4, 15));

  m0.insert(value_type(4, 16));

  pp0 = m0.equal_range(4);

  VERIFY( m0.count(4) == 1 );

  VERIFY( *pp0.first == value_type(4, 6) );

  VERIFY( *pp0.second == value_type(5, 11) );

  VERIFY( pp0.first == irt4.first );

  VERIFY( --pp0.first == irt3.first );

  VERIFY( pp0.second == irt6.first );

  m0.insert(value_type(0, 17));

  insert_return_type irt7 = m0.insert(value_type(0, 18));

  m0.insert(value_type(1, 19));

  pp0 = m0.equal_range(0);

  VERIFY( m0.count(0) == 1 );

  VERIFY( *pp0.first == value_type(0, 7) );

  VERIFY( *pp0.second == value_type(1, 1) );

  VERIFY( pp0.first == irt5.first );

  VERIFY( pp0.first == m0.begin() );

  VERIFY( pp0.second == irt0.first );

  pp0 = m0.equal_range(1);

  VERIFY( m0.count(1) == 1 );

  VERIFY( *pp0.first == value_type(1, 1) );

  VERIFY( *pp0.second == value_type(2, 2) );

  VERIFY( pp0.first == irt0.first );

  VERIFY( --pp0.first == irt7.first);

  VERIFY( pp0.second == irt1.first );

}

int

main()

{

  test01();

  return 0;

}