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 "ProcrankParser.h"
18
19#include "frameworks/base/core/proto/android/os/procrank.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
29using namespace android::base;
30using namespace android::os;
31using namespace std;
32using ::testing::StrEq;
33using ::testing::Test;
34using ::testing::internal::CaptureStderr;
35using ::testing::internal::CaptureStdout;
36using ::testing::internal::GetCapturedStderr;
37using ::testing::internal::GetCapturedStdout;
38
39class ProcrankParserTest : public Test {
40public:
41    virtual void SetUp() override {
42        ASSERT_TRUE(tf.fd != -1);
43    }
44
45protected:
46    TemporaryFile tf;
47
48    const string kTestPath = GetExecutableDirectory();
49    const string kTestDataPath = kTestPath + "/testdata/";
50};
51
52TEST_F(ProcrankParserTest, HasSwapInfo) {
53    const string testFile = kTestDataPath + "procrank.txt";
54    ProcrankParser parser;
55    ProcrankProto expected;
56
57    ProcrankProto::Process* process1 = expected.add_processes();
58    process1->set_pid(1119);
59    process1->set_vss(2607640);
60    process1->set_rss(339564);
61    process1->set_pss(180278);
62    process1->set_uss(114216);
63    process1->set_swap(1584);
64    process1->set_pswap(46);
65    process1->set_uswap(0);
66    process1->set_zswap(10);
67    process1->set_cmdline("system_server");
68
69    ProcrankProto::Process* process2 = expected.add_processes();
70    process2->set_pid(649);
71    process2->set_vss(11016);
72    process2->set_rss(1448);
73    process2->set_pss(98);
74    process2->set_uss(48);
75    process2->set_swap(472);
76    process2->set_pswap(342);
77    process2->set_uswap(212);
78    process2->set_zswap(75);
79    process2->set_cmdline("/vendor/bin/qseecomd");
80
81    ProcrankProto::Process* total = expected.mutable_summary()->mutable_total();
82    total->set_pss(1201993);
83    total->set_uss(935300);
84    total->set_swap(88164);
85    total->set_pswap(31069);
86    total->set_uswap(27612);
87    total->set_zswap(6826);
88    total->set_cmdline("TOTAL");
89
90    expected.mutable_summary()->mutable_zram()
91        ->set_raw_text("6828K physical used for 31076K in swap (524284K total swap)");
92    expected.mutable_summary()->mutable_ram()
93        ->set_raw_text("3843972K total, 281424K free, 116764K buffers, 1777452K cached, 1136K shmem, 217916K slab");
94
95    int fd = open(testFile.c_str(), O_RDONLY);
96    ASSERT_TRUE(fd != -1);
97
98    CaptureStdout();
99    ASSERT_EQ(NO_ERROR, parser.Parse(fd, STDOUT_FILENO));
100    EXPECT_EQ(GetCapturedStdout(), expected.SerializeAsString());
101    close(fd);
102}
103
104TEST_F(ProcrankParserTest, NoSwapInfo) {
105    const string testFile = kTestDataPath + "procrank_short.txt";
106    ProcrankParser parser;
107    ProcrankProto expected;
108
109    ProcrankProto::Process* process1 = expected.add_processes();
110    process1->set_pid(1119);
111    process1->set_vss(2607640);
112    process1->set_rss(339564);
113    process1->set_pss(180278);
114    process1->set_uss(114216);
115    process1->set_cmdline("system_server");
116
117    ProcrankProto::Process* process2 = expected.add_processes();
118    process2->set_pid(649);
119    process2->set_vss(11016);
120    process2->set_rss(1448);
121    process2->set_pss(98);
122    process2->set_uss(48);
123    process2->set_cmdline("/vendor/bin/qseecomd");
124
125    ProcrankProto::Process* total = expected.mutable_summary()->mutable_total();
126    total->set_pss(1201993);
127    total->set_uss(935300);
128    total->set_cmdline("TOTAL");
129
130    expected.mutable_summary()->mutable_ram()
131        ->set_raw_text("3843972K total, 281424K free, 116764K buffers, 1777452K cached, 1136K shmem, 217916K slab");
132
133    int fd = open(testFile.c_str(), O_RDONLY);
134    ASSERT_TRUE(fd != -1);
135
136    CaptureStdout();
137    ASSERT_EQ(NO_ERROR, parser.Parse(fd, STDOUT_FILENO));
138    EXPECT_EQ(GetCapturedStdout(), expected.SerializeAsString());
139    close(fd);
140}
141