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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/memory/ptr_util.h" | 5 #include "base/memory/ptr_util.h" |
6 | 6 |
7 #include "testing/gtest/include/gtest/gtest.h" | 7 #include "testing/gtest/include/gtest/gtest.h" |
8 | 8 |
9 namespace base { | 9 namespace base { |
10 | 10 |
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28 TEST(PtrUtilTest, WrapUnique) { | 28 TEST(PtrUtilTest, WrapUnique) { |
29 EXPECT_EQ(0u, DeleteCounter::count()); | 29 EXPECT_EQ(0u, DeleteCounter::count()); |
30 DeleteCounter* counter = new DeleteCounter; | 30 DeleteCounter* counter = new DeleteCounter; |
31 EXPECT_EQ(1u, DeleteCounter::count()); | 31 EXPECT_EQ(1u, DeleteCounter::count()); |
32 std::unique_ptr<DeleteCounter> owned_counter = WrapUnique(counter); | 32 std::unique_ptr<DeleteCounter> owned_counter = WrapUnique(counter); |
33 EXPECT_EQ(1u, DeleteCounter::count()); | 33 EXPECT_EQ(1u, DeleteCounter::count()); |
34 owned_counter.reset(); | 34 owned_counter.reset(); |
35 EXPECT_EQ(0u, DeleteCounter::count()); | 35 EXPECT_EQ(0u, DeleteCounter::count()); |
36 } | 36 } |
37 | 37 |
| 38 TEST(PtrUtilTest, MakeUniqueScalar) { |
| 39 auto s = MakeUnique<std::string>(); |
| 40 EXPECT_EQ("", *s); |
| 41 |
| 42 auto s2 = MakeUnique<std::string>("test"); |
| 43 EXPECT_EQ("test", *s2); |
| 44 } |
| 45 |
| 46 TEST(PtrUtilTest, MakeUniqueScalarWithMoveOnlyType) { |
| 47 using MoveOnly = std::unique_ptr<std::string>; |
| 48 auto p = MakeUnique<MoveOnly>(MakeUnique<std::string>("test")); |
| 49 EXPECT_EQ("test", **p); |
| 50 } |
| 51 |
| 52 TEST(PtrUtilTest, MakeUniqueArray) { |
| 53 EXPECT_EQ(0u, DeleteCounter::count()); |
| 54 auto a = MakeUnique<DeleteCounter[]>(5); |
| 55 EXPECT_EQ(5u, DeleteCounter::count()); |
| 56 a.reset(); |
| 57 EXPECT_EQ(0u, DeleteCounter::count()); |
| 58 } |
| 59 |
| 60 #if 0 |
| 61 // TODO(dcheng): Move this into a nocompile test. |
| 62 TEST(PtrUtilTest, MakeUniqueArrayWithKnownBounds) { |
| 63 auto a = MakeUnique<DeleteCounter[1]>(); |
| 64 auto b = MakeUnique<DeleteCounter[1]>(1); |
| 65 } |
| 66 #endif |
| 67 |
38 } // namespace base | 68 } // namespace base |
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