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libcxx/test/std/depr/depr.auto.ptr/auto.ptr/auto.ptr.members/reset.pass.cpp

57 lines
1.1 KiB
C++

//===----------------------------------------------------------------------===//
//
// 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 X> class auto_ptr;
// void reset(X* p=0) throw();
#include <memory>
#include <cassert>
// REQUIRES: c++98 || c++03 || c++11 || c++14
#include "../A.h"
void
test()
{
{
A* p = new A(1);
std::auto_ptr<A> ap(p);
ap.reset();
assert(ap.get() == 0);
assert(A::count == 0);
}
assert(A::count == 0);
{
A* p = new A(1);
std::auto_ptr<A> ap(p);
ap.reset(p);
assert(ap.get() == p);
assert(A::count == 1);
}
assert(A::count == 0);
{
A* p = new A(1);
std::auto_ptr<A> ap(p);
A* p2 = new A(2);
ap.reset(p2);
assert(ap.get() == p2);
assert(A::count == 1);
}
assert(A::count == 0);
}
int main()
{
test();
}