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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <memory>
// template<class Y, class D, class A> shared_ptr(Y* p, D d, A a);
#include <memory>
#include <cassert>
#include "../test_deleter.h"
#include "test_allocator.h"
#include "min_allocator.h"
struct A
{
static int count;
A() {++count;}
A(const A&) {++count;}
~A() {--count;}
};
int A::count = 0;
int main()
{
{
A* ptr = new A;
std::shared_ptr<A> p(ptr, test_deleter<A>(3), test_allocator<A>(5));
assert(A::count == 1);
assert(p.use_count() == 1);
assert(p.get() == ptr);
test_deleter<A>* d = std::get_deleter<test_deleter<A> >(p);
assert(test_deleter<A>::count == 1);
assert(test_deleter<A>::dealloc_count == 0);
assert(d);
assert(d->state() == 3);
assert(test_allocator<A>::count == 1);
assert(test_allocator<A>::alloc_count == 1);
}
assert(A::count == 0);
assert(test_deleter<A>::count == 0);
assert(test_deleter<A>::dealloc_count == 1);
assert(test_allocator<A>::count == 0);
assert(test_allocator<A>::alloc_count == 0);
test_deleter<A>::dealloc_count = 0;
// Test an allocator with a minimal interface
{
A* ptr = new A;
std::shared_ptr<A> p(ptr, test_deleter<A>(3), bare_allocator<void>());
assert(A::count == 1);
assert(p.use_count() == 1);
assert(p.get() == ptr);
test_deleter<A>* d = std::get_deleter<test_deleter<A> >(p);
assert(test_deleter<A>::count == 1);
assert(test_deleter<A>::dealloc_count == 0);
assert(d);
assert(d->state() == 3);
}
assert(A::count == 0);
assert(test_deleter<A>::count == 0);
assert(test_deleter<A>::dealloc_count == 1);
test_deleter<A>::dealloc_count = 0;
#if TEST_STD_VER >= 11
// Test an allocator that returns class-type pointers
{
A* ptr = new A;
std::shared_ptr<A> p(ptr, test_deleter<A>(3), min_allocator<void>());
assert(A::count == 1);
assert(p.use_count() == 1);
assert(p.get() == ptr);
test_deleter<A>* d = std::get_deleter<test_deleter<A> >(p);
assert(test_deleter<A>::count == 1);
assert(test_deleter<A>::dealloc_count == 0);
assert(d);
assert(d->state() == 3);
}
assert(A::count == 0);
assert(test_deleter<A>::count == 0);
assert(test_deleter<A>::dealloc_count == 1);
#endif
}
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