1 /*
2  * Copyright (C) 2017 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 "KernelWakesParser.h"
18 
19 #include "frameworks/base/core/proto/android/os/kernelwake.pb.h"
20 
21 #include <android-base/file.h>
22 #include <android-base/test_utils.h>
23 #include <gmock/gmock.h>
24 #include <google/protobuf/message_lite.h>
25 #include <gtest/gtest.h>
26 #include <string.h>
27 #include <fcntl.h>
28 
29 using namespace android::base;
30 using namespace android::os;
31 using namespace std;
32 using ::testing::StrEq;
33 using ::testing::Test;
34 using ::testing::internal::CaptureStderr;
35 using ::testing::internal::CaptureStdout;
36 using ::testing::internal::GetCapturedStderr;
37 using ::testing::internal::GetCapturedStdout;
38 
39 class KernelWakesParserTest : public Test {
40 public:
SetUp()41     virtual void SetUp() override {
42         ASSERT_TRUE(tf.fd != -1);
43     }
44 
45 protected:
46     TemporaryFile tf;
47 
48     const string kTestPath = GetExecutableDirectory();
49     const string kTestDataPath = kTestPath + "/testdata/";
50 };
51 
TEST_F(KernelWakesParserTest,Short)52 TEST_F(KernelWakesParserTest, Short) {
53     const string testFile = kTestDataPath + "kernel_wakeups_short.txt";
54     KernelWakesParser parser;
55     KernelWakeSourcesProto expected;
56 
57     KernelWakeSourcesProto::WakeupSource* record1 = expected.add_wakeup_sources();
58     record1->set_name("ab");
59     record1->set_active_count(8);
60     record1->set_last_change(123456123456LL);
61 
62     KernelWakeSourcesProto::WakeupSource* record2 = expected.add_wakeup_sources();
63     record2->set_name("df");
64     record2->set_active_count(143);
65     record2->set_last_change(0LL);
66 
67     int fd = open(testFile.c_str(), O_RDONLY);
68     ASSERT_TRUE(fd != -1);
69 
70     CaptureStdout();
71     ASSERT_EQ(NO_ERROR, parser.Parse(fd, STDOUT_FILENO));
72     EXPECT_EQ(GetCapturedStdout(), expected.SerializeAsString());
73     close(fd);
74 }
75 
TEST_F(KernelWakesParserTest,Normal)76 TEST_F(KernelWakesParserTest, Normal) {
77     const string testFile = kTestDataPath + "kernel_wakeups.txt";
78     KernelWakesParser parser;
79     KernelWakeSourcesProto expected;
80 
81     KernelWakeSourcesProto::WakeupSource* record1 = expected.add_wakeup_sources();
82     record1->set_name("ipc000000ab_ATFWD-daemon");
83     record1->set_active_count(8);
84     record1->set_event_count(8);
85     record1->set_wakeup_count(0);
86     record1->set_expire_count(0);
87     record1->set_active_since(0l);
88     record1->set_total_time(0l);
89     record1->set_max_time(0l);
90     record1->set_last_change(131348LL);
91     record1->set_prevent_suspend_time(0LL);
92 
93     KernelWakeSourcesProto::WakeupSource* record2 = expected.add_wakeup_sources();
94     record2->set_name("ipc000000aa_ATFWD-daemon");
95     record2->set_active_count(143);
96     record2->set_event_count(143);
97     record2->set_wakeup_count(0);
98     record2->set_expire_count(0);
99     record2->set_active_since(0l);
100     record2->set_total_time(123l);
101     record2->set_max_time(3l);
102     record2->set_last_change(2067286206LL);
103     record2->set_prevent_suspend_time(0LL);
104 
105     int fd = open(testFile.c_str(), O_RDONLY);
106     ASSERT_TRUE(fd != -1);
107 
108     CaptureStdout();
109     ASSERT_EQ(NO_ERROR, parser.Parse(fd, STDOUT_FILENO));
110     EXPECT_EQ(GetCapturedStdout(), expected.SerializeAsString());
111     close(fd);
112 }
113