pointer_deleter_allocator.pass.cpp revision f5256e16dfc425c1d466f6308d4026d529ce9e0b 
1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <memory>
11
12// template<class Y, class D, class A> shared_ptr(Y* p, D d, A a);
13
14#include <memory>
15#include <cassert>
16#include "../test_deleter.h"
17#include "../test_allocator.h"
18
19struct A
20{
21    static int count;
22
23    A() {++count;}
24    A(const A&) {++count;}
25    ~A() {--count;}
26};
27
28int A::count = 0;
29
30int main()
31{
32    {
33    A* ptr = new A;
34    std::shared_ptr<A> p(ptr, test_deleter<A>(3), test_allocator<A>(5));
35    assert(A::count == 1);
36    assert(p.use_count() == 1);
37    assert(p.get() == ptr);
38    test_deleter<A>* d = std::get_deleter<test_deleter<A> >(p);
39    assert(test_deleter<A>::count == 1);
40    assert(test_deleter<A>::dealloc_count == 0);
41    assert(d);
42    assert(d->state() == 3);
43    assert(test_allocator<A>::count == 1);
44    assert(test_allocator<A>::alloc_count == 1);
45    }
46    assert(A::count == 0);
47    assert(test_deleter<A>::count == 0);
48    assert(test_deleter<A>::dealloc_count == 1);
49    assert(test_allocator<A>::count == 0);
50    assert(test_allocator<A>::alloc_count == 0);
51}
52