//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <map>
// class multimap
// template <class Key, class T, class Compare, class Allocator>
// void
// swap(multimap<Key, T, Compare, Allocator>& x, multimap<Key, T, Compare, Allocator>& y);
#include <map>
#include <cassert>
#include "test_macros.h"
#include "test_allocator.h"
#include "../../../test_compare.h"
#include "min_allocator.h"
int main(int, char**)
{
typedef std::pair<const int, double> V;
{
typedef std::multimap<int, double> M;
{
M m1;
M m2;
M m1_save = m1;
M m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
}
{
V ar2[] =
{
V(5, 5),
V(6, 6),
V(7, 7),
V(8, 8),
V(9, 9),
V(10, 10),
V(11, 11),
V(12, 12)
};
M m1;
M m2(ar2, ar2+sizeof(ar2)/sizeof(ar2[0]));
M m1_save = m1;
M m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
}
{
V ar1[] =
{
V(1, 1),
V(2, 2),
V(3, 3),
V(4, 4)
};
M m1(ar1, ar1+sizeof(ar1)/sizeof(ar1[0]));
M m2;
M m1_save = m1;
M m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
}
{
V ar1[] =
{
V(1, 1),
V(2, 2),
V(3, 3),
V(4, 4)
};
V ar2[] =
{
V(5, 5),
V(6, 6),
V(7, 7),
V(8, 8),
V(9, 9),
V(10, 10),
V(11, 11),
V(12, 12)
};
M m1(ar1, ar1+sizeof(ar1)/sizeof(ar1[0]));
M m2(ar2, ar2+sizeof(ar2)/sizeof(ar2[0]));
M m1_save = m1;
M m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
}
}
{
typedef test_allocator<V> A;
typedef test_less<int> C;
typedef std::multimap<int, double, C, A> M;
V ar1[] =
{
V(1, 1),
V(2, 2),
V(3, 3),
V(4, 4)
};
V ar2[] =
{
V(5, 5),
V(6, 6),
V(7, 7),
V(8, 8),
V(9, 9),
V(10, 10),
V(11, 11),
V(12, 12)
};
M m1(ar1, ar1+sizeof(ar1)/sizeof(ar1[0]), C(1), A(1, 1));
M m2(ar2, ar2+sizeof(ar2)/sizeof(ar2[0]), C(2), A(1, 2));
M m1_save = m1;
M m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
assert(m1.key_comp() == C(2));
assert(m1.get_allocator().get_id() == 1);
assert(m2.key_comp() == C(1));
assert(m2.get_allocator().get_id() == 2);
}
{
typedef other_allocator<V> A;
typedef test_less<int> C;
typedef std::multimap<int, double, C, A> M;
V ar1[] =
{
V(1, 1),
V(2, 2),
V(3, 3),
V(4, 4)
};
V ar2[] =
{
V(5, 5),
V(6, 6),
V(7, 7),
V(8, 8),
V(9, 9),
V(10, 10),
V(11, 11),
V(12, 12)
};
M m1(ar1, ar1+sizeof(ar1)/sizeof(ar1[0]), C(1), A(1));
M m2(ar2, ar2+sizeof(ar2)/sizeof(ar2[0]), C(2), A(2));
M m1_save = m1;
M m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
assert(m1.key_comp() == C(2));
assert(m1.get_allocator() == A(2));
assert(m2.key_comp() == C(1));
assert(m2.get_allocator() == A(1));
}
#if TEST_STD_VER >= 11
{
typedef std::multimap<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> M;
{
M m1;
M m2;
M m1_save = m1;
M m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
}
{
V ar2[] =
{
V(5, 5),
V(6, 6),
V(7, 7),
V(8, 8),
V(9, 9),
V(10, 10),
V(11, 11),
V(12, 12)
};
M m1;
M m2(ar2, ar2+sizeof(ar2)/sizeof(ar2[0]));
M m1_save = m1;
M m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
}
{
V ar1[] =
{
V(1, 1),
V(2, 2),
V(3, 3),
V(4, 4)
};
M m1(ar1, ar1+sizeof(ar1)/sizeof(ar1[0]));
M m2;
M m1_save = m1;
M m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
}
{
V ar1[] =
{
V(1, 1),
V(2, 2),
V(3, 3),
V(4, 4)
};
V ar2[] =
{
V(5, 5),
V(6, 6),
V(7, 7),
V(8, 8),
V(9, 9),
V(10, 10),
V(11, 11),
V(12, 12)
};
M m1(ar1, ar1+sizeof(ar1)/sizeof(ar1[0]));
M m2(ar2, ar2+sizeof(ar2)/sizeof(ar2[0]));
M m1_save = m1;
M m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
}
}
{
typedef min_allocator<V> A;
typedef test_less<int> C;
typedef std::multimap<int, double, C, A> M;
V ar1[] =
{
V(1, 1),
V(2, 2),
V(3, 3),
V(4, 4)
};
V ar2[] =
{
V(5, 5),
V(6, 6),
V(7, 7),
V(8, 8),
V(9, 9),
V(10, 10),
V(11, 11),
V(12, 12)
};
M m1(ar1, ar1+sizeof(ar1)/sizeof(ar1[0]), C(1), A());
M m2(ar2, ar2+sizeof(ar2)/sizeof(ar2[0]), C(2), A());
M m1_save = m1;
M m2_save = m2;
swap(m1, m2);
assert(m1 == m2_save);
assert(m2 == m1_save);
assert(m1.key_comp() == C(2));
assert(m1.get_allocator() == A());
assert(m2.key_comp() == C(1));
assert(m2.get_allocator() == A());
}
#endif
return 0;
}