blob: 5948c39661f6b1ae80c5085fa426d328d3f1f189 [file] [log] [blame]
/*
* Copyright 2017 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "webrtc/rtc_base/ptr_util.h"
#include <stddef.h>
#include <string>
#include "webrtc/rtc_base/gunit.h"
namespace rtc {
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());
}
TEST(PtrUtilTest, MakeUniqueScalar) {
auto s = MakeUnique<std::string>();
EXPECT_EQ("", *s);
auto s2 = MakeUnique<std::string>("test");
EXPECT_EQ("test", *s2);
}
TEST(PtrUtilTest, MakeUniqueScalarWithMoveOnlyType) {
using MoveOnly = std::unique_ptr<std::string>;
auto p = MakeUnique<MoveOnly>(MakeUnique<std::string>("test"));
EXPECT_EQ("test", **p);
}
TEST(PtrUtilTest, MakeUniqueArray) {
EXPECT_EQ(0u, DeleteCounter::count());
auto a = MakeUnique<DeleteCounter[]>(5);
EXPECT_EQ(5u, DeleteCounter::count());
a.reset();
EXPECT_EQ(0u, DeleteCounter::count());
}
} // namespace rtc