1 /*
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include "gtest/gtest.h"
17 
18 #include "utils.h"
19 
20 #define private public
21 #define protected public
22 #include "kernel_interface.h"
23 #include "reclaim_priority_manager.h"
24 #include "multi_account_manager.h"
25 #include "oom_score_adj_utils.h"
26 #include "account_bundle_info.h"
27 #undef private
28 #undef protected
29 
30 namespace OHOS {
31 namespace Memory {
32 using namespace testing;
33 using namespace testing::ext;
34 
35 class OomScoreAdjUtilsTest : public testing::Test {
36 public:
37     static void SetUpTestCase();
38     static void TearDownTestCase();
39     void SetUp();
40     void TearDown();
41 };
42 
SetUpTestCase()43 void OomScoreAdjUtilsTest::SetUpTestCase()
44 {
45 }
46 
TearDownTestCase()47 void OomScoreAdjUtilsTest::TearDownTestCase()
48 {
49 }
50 
SetUp()51 void OomScoreAdjUtilsTest::SetUp()
52 {
53 }
54 
TearDown()55 void OomScoreAdjUtilsTest::TearDown()
56 {
57 }
58 
59 /**
60  * @tc.name: WriteOomScoreAdjToKernel
61  * @tc.desc: Test the branch into "for" branch
62  * @tc.desc: Test the branch of bundle equals to nullptr
63  * @tc.type: FUNC
64  */
65 HWTEST_F(OomScoreAdjUtilsTest, WriteOomScoreAdjToKernelTest1, TestSize.Level1)
66 {
67     int accountId = 100;
68     std::shared_ptr<BundlePriorityInfo> bundle = std::make_shared<BundlePriorityInfo>("app",
69             accountId * USER_ID_SHIFT + 1, 100);
70 
71     // Test the branch into "for" branch
72     ProcessPriorityInfo proc1(1001, bundle->uid_, bundle->priority_);
73     ProcessPriorityInfo proc2(1002, bundle->uid_, bundle->priority_);
74     ProcessPriorityInfo proc3(1003, bundle->uid_, bundle->priority_);
75     ProcessPriorityInfo proc4(1004, bundle->uid_, bundle->priority_);
76     bundle->AddProc(proc1);
77     bundle->AddProc(proc2);
78     bundle->AddProc(proc3);
79     bundle->AddProc(proc4);
80     OomScoreAdjUtils::WriteOomScoreAdjToKernel(bundle);
81     EXPECT_NE(bundle->procs_.begin(), bundle->procs_.end());
82 
83     // Test the branch of bundle equals to nullptr
84     bundle = nullptr;
85     bool ret = OomScoreAdjUtils::WriteOomScoreAdjToKernel(bundle);
86     EXPECT_EQ(ret, false);
87 }
88 
89 /**
90  * @tc.name: WriteOomScoreAdjToKernel
91  * @tc.type: FUNC
92  */
93 HWTEST_F(OomScoreAdjUtilsTest, WriteOomScoreAdjToKernelTest2, TestSize.Level1)
94 {
95     pid_t pid = 0;
96     int priority = 0;
97     static bool ret = OomScoreAdjUtils::WriteOomScoreAdjToKernel(pid, priority);
98     EXPECT_EQ(ret, true);
99 }
100 
101 }
102 }
103