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libcxx/test/std/containers/sequences/vector/vector.special/swap.pass.cpp

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//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// <vector>
// template <class T, class Alloc>
// void swap(vector<T,Alloc>& x, vector<T,Alloc>& y);
#include <vector>
#include <iterator>
#include <cassert>
#include "test_macros.h"
#include "test_allocator.h"
#include "min_allocator.h"
#include "asan_testing.h"
int main(int, char**)
{
{
int a1[] = {1, 3, 7, 9, 10};
int a2[] = {0, 2, 4, 5, 6, 8, 11};
std::vector<int> c1(a1, a1+sizeof(a1)/sizeof(a1[0]));
std::vector<int> c2(a2, a2+sizeof(a2)/sizeof(a2[0]));
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
swap(c1, c2);
assert(c1 == std::vector<int>(a2, a2+sizeof(a2)/sizeof(a2[0])));
assert(c2 == std::vector<int>(a1, a1+sizeof(a1)/sizeof(a1[0])));
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
}
{
int a1[] = {1, 3, 7, 9, 10};
int a2[] = {0, 2, 4, 5, 6, 8, 11};
std::vector<int> c1(a1, a1);
std::vector<int> c2(a2, a2+sizeof(a2)/sizeof(a2[0]));
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
swap(c1, c2);
assert(c1 == std::vector<int>(a2, a2+sizeof(a2)/sizeof(a2[0])));
assert(c2.empty());
assert(distance(c2.begin(), c2.end()) == 0);
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
}
{
int a1[] = {1, 3, 7, 9, 10};
int a2[] = {0, 2, 4, 5, 6, 8, 11};
std::vector<int> c1(a1, a1+sizeof(a1)/sizeof(a1[0]));
std::vector<int> c2(a2, a2);
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
swap(c1, c2);
assert(c1.empty());
assert(distance(c1.begin(), c1.end()) == 0);
assert(c2 == std::vector<int>(a1, a1+sizeof(a1)/sizeof(a1[0])));
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
}
{
int a1[] = {1, 3, 7, 9, 10};
int a2[] = {0, 2, 4, 5, 6, 8, 11};
std::vector<int> c1(a1, a1);
std::vector<int> c2(a2, a2);
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
swap(c1, c2);
assert(c1.empty());
assert(distance(c1.begin(), c1.end()) == 0);
assert(c2.empty());
assert(distance(c2.begin(), c2.end()) == 0);
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
}
{
int a1[] = {1, 3, 7, 9, 10};
int a2[] = {0, 2, 4, 5, 6, 8, 11};
typedef test_allocator<int> A;
std::vector<int, A> c1(a1, a1+sizeof(a1)/sizeof(a1[0]), A(1, 1));
std::vector<int, A> c2(a2, a2+sizeof(a2)/sizeof(a2[0]), A(1, 2));
swap(c1, c2);
assert((c1 == std::vector<int, A>(a2, a2+sizeof(a2)/sizeof(a2[0]))));
assert(c1.get_allocator().get_id() == 1);
assert((c2 == std::vector<int, A>(a1, a1+sizeof(a1)/sizeof(a1[0]))));
assert(c2.get_allocator().get_id() == 2);
}
{
int a1[] = {1, 3, 7, 9, 10};
int a2[] = {0, 2, 4, 5, 6, 8, 11};
typedef other_allocator<int> A;
std::vector<int, A> c1(a1, a1+sizeof(a1)/sizeof(a1[0]), A(1));
std::vector<int, A> c2(a2, a2+sizeof(a2)/sizeof(a2[0]), A(2));
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
swap(c1, c2);
assert((c1 == std::vector<int, A>(a2, a2+sizeof(a2)/sizeof(a2[0]))));
assert(c1.get_allocator() == A(2));
assert((c2 == std::vector<int, A>(a1, a1+sizeof(a1)/sizeof(a1[0]))));
assert(c2.get_allocator() == A(1));
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
}
#if TEST_STD_VER >= 11
{
int a1[] = {1, 3, 7, 9, 10};
int a2[] = {0, 2, 4, 5, 6, 8, 11};
std::vector<int, min_allocator<int>> c1(a1, a1+sizeof(a1)/sizeof(a1[0]));
std::vector<int, min_allocator<int>> c2(a2, a2+sizeof(a2)/sizeof(a2[0]));
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
swap(c1, c2);
assert((c1 == std::vector<int, min_allocator<int>>(a2, a2+sizeof(a2)/sizeof(a2[0]))));
assert((c2 == std::vector<int, min_allocator<int>>(a1, a1+sizeof(a1)/sizeof(a1[0]))));
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
}
{
int a1[] = {1, 3, 7, 9, 10};
int a2[] = {0, 2, 4, 5, 6, 8, 11};
std::vector<int, min_allocator<int>> c1(a1, a1);
std::vector<int, min_allocator<int>> c2(a2, a2+sizeof(a2)/sizeof(a2[0]));
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
swap(c1, c2);
assert((c1 == std::vector<int, min_allocator<int>>(a2, a2+sizeof(a2)/sizeof(a2[0]))));
assert(c2.empty());
assert(distance(c2.begin(), c2.end()) == 0);
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
}
{
int a1[] = {1, 3, 7, 9, 10};
int a2[] = {0, 2, 4, 5, 6, 8, 11};
std::vector<int, min_allocator<int>> c1(a1, a1+sizeof(a1)/sizeof(a1[0]));
std::vector<int, min_allocator<int>> c2(a2, a2);
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
swap(c1, c2);
assert(c1.empty());
assert(distance(c1.begin(), c1.end()) == 0);
assert((c2 == std::vector<int, min_allocator<int>>(a1, a1+sizeof(a1)/sizeof(a1[0]))));
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
}
{
int a1[] = {1, 3, 7, 9, 10};
int a2[] = {0, 2, 4, 5, 6, 8, 11};
std::vector<int, min_allocator<int>> c1(a1, a1);
std::vector<int, min_allocator<int>> c2(a2, a2);
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
swap(c1, c2);
assert(c1.empty());
assert(distance(c1.begin(), c1.end()) == 0);
assert(c2.empty());
assert(distance(c2.begin(), c2.end()) == 0);
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
}
{
int a1[] = {1, 3, 7, 9, 10};
int a2[] = {0, 2, 4, 5, 6, 8, 11};
typedef min_allocator<int> A;
std::vector<int, A> c1(a1, a1+sizeof(a1)/sizeof(a1[0]), A());
std::vector<int, A> c2(a2, a2+sizeof(a2)/sizeof(a2[0]), A());
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
swap(c1, c2);
assert((c1 == std::vector<int, A>(a2, a2+sizeof(a2)/sizeof(a2[0]))));
assert(c1.get_allocator() == A());
assert((c2 == std::vector<int, A>(a1, a1+sizeof(a1)/sizeof(a1[0]))));
assert(c2.get_allocator() == A());
assert(is_contiguous_container_asan_correct(c1));
assert(is_contiguous_container_asan_correct(c2));
}
#endif
return 0;
}
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