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- // Copyright 2015 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include "base/memory/ptr_util.h"
- #include <stddef.h>
- #include "testing/gtest/include/gtest/gtest.h"
- namespace base {
- namespace {
- class DeleteCounter {
- public:
- DeleteCounter() { ++count_; }
- ~DeleteCounter() { --count_; }
- static size_t count() { return count_; }
- private:
- static size_t count_;
- };
- size_t DeleteCounter::count_ = 0;
- } // namespace
- TEST(PtrUtilTest, WrapUnique) {
- EXPECT_EQ(0u, DeleteCounter::count());
- DeleteCounter* counter = new DeleteCounter;
- EXPECT_EQ(1u, DeleteCounter::count());
- std::unique_ptr<DeleteCounter> owned_counter = WrapUnique(counter);
- EXPECT_EQ(1u, DeleteCounter::count());
- owned_counter.reset();
- EXPECT_EQ(0u, DeleteCounter::count());
- }
- } // namespace base
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