John Reck | d69089a | 2015-10-28 15:36:33 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include <gtest/gtest.h> |
| 18 | |
| 19 | #include <utils/StrongPointer.h> |
| 20 | #include <utils/RefBase.h> |
| 21 | |
| 22 | using namespace android; |
| 23 | |
Colin Cross | fe06c63 | 2017-02-23 17:48:08 -0800 | [diff] [blame] | 24 | class SPFoo : public LightRefBase<SPFoo> { |
John Reck | d69089a | 2015-10-28 15:36:33 -0700 | [diff] [blame] | 25 | public: |
Colin Cross | fe06c63 | 2017-02-23 17:48:08 -0800 | [diff] [blame] | 26 | explicit SPFoo(bool* deleted_check) : mDeleted(deleted_check) { |
John Reck | d69089a | 2015-10-28 15:36:33 -0700 | [diff] [blame] | 27 | *mDeleted = false; |
| 28 | } |
| 29 | |
Colin Cross | fe06c63 | 2017-02-23 17:48:08 -0800 | [diff] [blame] | 30 | ~SPFoo() { |
John Reck | d69089a | 2015-10-28 15:36:33 -0700 | [diff] [blame] | 31 | *mDeleted = true; |
| 32 | } |
| 33 | private: |
| 34 | bool* mDeleted; |
| 35 | }; |
| 36 | |
| 37 | TEST(StrongPointer, move) { |
| 38 | bool isDeleted; |
Colin Cross | fe06c63 | 2017-02-23 17:48:08 -0800 | [diff] [blame] | 39 | SPFoo* foo = new SPFoo(&isDeleted); |
John Reck | d69089a | 2015-10-28 15:36:33 -0700 | [diff] [blame] | 40 | ASSERT_EQ(0, foo->getStrongCount()); |
| 41 | ASSERT_FALSE(isDeleted) << "Already deleted...?"; |
Colin Cross | fe06c63 | 2017-02-23 17:48:08 -0800 | [diff] [blame] | 42 | sp<SPFoo> sp1(foo); |
John Reck | d69089a | 2015-10-28 15:36:33 -0700 | [diff] [blame] | 43 | ASSERT_EQ(1, foo->getStrongCount()); |
| 44 | { |
Colin Cross | fe06c63 | 2017-02-23 17:48:08 -0800 | [diff] [blame] | 45 | sp<SPFoo> sp2 = std::move(sp1); |
John Reck | d69089a | 2015-10-28 15:36:33 -0700 | [diff] [blame] | 46 | ASSERT_EQ(1, foo->getStrongCount()) << "std::move failed, incremented refcnt"; |
| 47 | ASSERT_EQ(nullptr, sp1.get()) << "std::move failed, sp1 is still valid"; |
| 48 | // The strong count isn't increasing, let's double check the old object |
| 49 | // is properly reset and doesn't early delete |
| 50 | sp1 = std::move(sp2); |
| 51 | } |
| 52 | ASSERT_FALSE(isDeleted) << "deleted too early! still has a reference!"; |
| 53 | { |
| 54 | // Now let's double check it deletes on time |
Colin Cross | fe06c63 | 2017-02-23 17:48:08 -0800 | [diff] [blame] | 55 | sp<SPFoo> sp2 = std::move(sp1); |
John Reck | d69089a | 2015-10-28 15:36:33 -0700 | [diff] [blame] | 56 | } |
| 57 | ASSERT_TRUE(isDeleted) << "foo was leaked!"; |
| 58 | } |