File: null.pass.cpp

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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
//
//===----------------------------------------------------------------------===//

// <memory>

// unique_ptr

// Test unique_ptr move assignment

#include <memory>
#include <cassert>

#include "test_macros.h"
#include "unique_ptr_test_helper.h"

// test assignment from null
template <bool IsArray>
void test_basic() {
  typedef typename std::conditional<IsArray, A[], A>::type VT;
  const int expect_alive = IsArray ? 5 : 1;
  {
    std::unique_ptr<VT> s2(newValue<VT>(expect_alive));
    assert(A::count == expect_alive);
    s2 = NULL;
    assert(A::count == 0);
    assert(s2.get() == 0);
  }
  assert(A::count == 0);
}

int main(int, char**) {
  test_basic</*IsArray*/ false>();
  test_basic<true>();

  return 0;
}