1 /*
2 * Copyright (C) 2025 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 <memory>
18
19 #include "gtest/gtest.h"
20
21 #include "chre/util/memory.h"
22 #include "chre/util/system/intrusive_ref_base.h"
23
24 #include "pw_intrusive_ptr/intrusive_ptr.h"
25 #include "pw_intrusive_ptr/recyclable.h"
26
27 namespace {
28
29 class TestBase : public chre::IntrusiveRefBase,
30 public pw::Recyclable<TestBase> {
31 public:
~TestBase()32 ~TestBase() {
33 destructorCount++;
34 }
35
pw_recycle()36 void pw_recycle() {
37 chre::memoryFreeAndDestroy(this);
38 }
39
40 static int destructorCount;
41 };
42 int TestBase::destructorCount = 0;
43
44 class IntrusiveRefBaseTest : public testing::Test {
45 public:
SetUp()46 void SetUp() override {
47 TestBase::destructorCount = 0;
48 }
49 };
50
51 } // namespace
52
TEST_F(IntrusiveRefBaseTest,ObjectIsDestroyed)53 TEST_F(IntrusiveRefBaseTest, ObjectIsDestroyed) {
54 TestBase *object =
55 static_cast<TestBase *>(chre::memoryAlloc(sizeof(TestBase)));
56 ASSERT_NE(object, nullptr);
57 std::construct_at(object);
58
59 {
60 pw::IntrusivePtr<TestBase> objectPtr(object);
61 EXPECT_EQ(0, TestBase::destructorCount);
62
63 {
64 pw::IntrusivePtr<TestBase> objectPtr2(object);
65 EXPECT_EQ(0, TestBase::destructorCount);
66 }
67 EXPECT_EQ(0, TestBase::destructorCount);
68 }
69 EXPECT_EQ(1, TestBase::destructorCount);
70 }
71