| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <memory> |
| |
| // unique_ptr |
| |
| // The deleter is not called if get() == 0 |
| |
| #include <memory> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| |
| class Deleter { |
| int state_; |
| |
| Deleter(Deleter&); |
| Deleter& operator=(Deleter&); |
| |
| public: |
| Deleter() : state_(0) {} |
| |
| int state() const { return state_; } |
| |
| void operator()(void*) { ++state_; } |
| }; |
| |
| template <class T> |
| void test_basic() { |
| Deleter d; |
| assert(d.state() == 0); |
| { |
| std::unique_ptr<T, Deleter&> p(nullptr, d); |
| assert(p.get() == nullptr); |
| assert(&p.get_deleter() == &d); |
| } |
| assert(d.state() == 0); |
| } |
| |
| int main(int, char**) { |
| test_basic<int>(); |
| test_basic<int[]>(); |
| |
| return 0; |
| } |