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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>
// vector& operator=(const vector& c);
#include <vector>
#include <cassert>
#include "test_macros.h"
#include "test_allocator.h"
#include "min_allocator.h"
#include "allocators.h"
TEST_CONSTEXPR_CXX20 bool tests() {
{
std::vector<int, test_allocator<int> > l(3, 2, test_allocator<int>(5));
std::vector<int, test_allocator<int> > l2(l, test_allocator<int>(3));
l2 = l;
assert(l2 == l);
assert(l2.get_allocator() == test_allocator<int>(3));
}
{
std::vector<int, other_allocator<int> > l(3, 2, other_allocator<int>(5));
std::vector<int, other_allocator<int> > l2(l, other_allocator<int>(3));
l2 = l;
assert(l2 == l);
assert(l2.get_allocator() == other_allocator<int>(5));
}
#if TEST_STD_VER >= 11
{
// Test with Allocator::propagate_on_container_copy_assignment == false_type
using Alloc = NonPOCCAAllocator<int>;
bool copy_assigned_into = false;
std::vector<int, Alloc> l(3, 2, Alloc(5, nullptr));
std::vector<int, Alloc> l2(l, Alloc(3, ©_assigned_into));
assert(!copy_assigned_into);
l2 = l;
assert(!copy_assigned_into);
assert(l2 == l);
assert(l2.get_allocator() == Alloc(3, nullptr));
}
{
// Test with Allocator::propagate_on_container_copy_assignment == true_type
// and equal allocators
using Alloc = POCCAAllocator<int>;
bool copy_assigned_into = false;
std::vector<int, Alloc> l(3, 2, Alloc(5, nullptr));
std::vector<int, Alloc> l2(l, Alloc(5, ©_assigned_into));
assert(!copy_assigned_into);
l2 = l;
assert(copy_assigned_into);
assert(l2 == l);
assert(l2.get_allocator() == Alloc(5, nullptr));
}
{
// Test with Allocator::propagate_on_container_copy_assignment == true_type
// and unequal allocators
using Alloc = POCCAAllocator<int>;
bool copy_assigned_into = false;
std::vector<int, Alloc> l(3, 2, Alloc(5, nullptr));
std::vector<int, Alloc> l2(l, Alloc(3, ©_assigned_into));
assert(!copy_assigned_into);
l2 = l;
assert(copy_assigned_into);
assert(l2 == l);
assert(l2.get_allocator() == Alloc(5, nullptr));
}
{
std::vector<int, min_allocator<int> > l(3, 2, min_allocator<int>());
std::vector<int, min_allocator<int> > l2(l, min_allocator<int>());
l2 = l;
assert(l2 == l);
assert(l2.get_allocator() == min_allocator<int>());
}
{
std::vector<int, safe_allocator<int> > l(3, 2, safe_allocator<int>());
std::vector<int, safe_allocator<int> > l2(l, safe_allocator<int>());
l2 = l;
assert(l2 == l);
assert(l2.get_allocator() == safe_allocator<int>());
}
#endif
return true;
}
int main(int, char**)
{
tests();
#if TEST_STD_VER > 17
static_assert(tests());
#endif
return 0;
}
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