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 "event_attr.h"
20#include "event_type.h"
21#include "record.h"
22#include "record_equal_test.h"
23
24class RecordTest : public ::testing::Test {
25 protected:
26  virtual void SetUp() {
27    const EventType* type = FindEventTypeByName("cpu-cycles");
28    ASSERT_TRUE(type != nullptr);
29    event_attr = CreateDefaultPerfEventAttr(*type);
30    event_attr.sample_id_all = 1;
31  }
32
33  void CheckRecordMatchBinary(const Record& record) {
34    const char* p = record.Binary();
35    std::vector<std::unique_ptr<Record>> records =
36        ReadRecordsFromBuffer(event_attr, p, record.size());
37    ASSERT_EQ(1u, records.size());
38    CheckRecordEqual(record, *records[0]);
39  }
40
41  perf_event_attr event_attr;
42};
43
44TEST_F(RecordTest, MmapRecordMatchBinary) {
45  MmapRecord record(event_attr, true, 1, 2, 0x1000, 0x2000, 0x3000,
46                    "MmapRecord", 0);
47  CheckRecordMatchBinary(record);
48}
49
50TEST_F(RecordTest, CommRecordMatchBinary) {
51  CommRecord record(event_attr, 1, 2, "CommRecord", 0, 7);
52  CheckRecordMatchBinary(record);
53}
54
55TEST_F(RecordTest, SampleRecordMatchBinary) {
56  event_attr.sample_type = PERF_SAMPLE_IP | PERF_SAMPLE_TID | PERF_SAMPLE_TIME
57                           | PERF_SAMPLE_ID | PERF_SAMPLE_CPU
58                           | PERF_SAMPLE_PERIOD | PERF_SAMPLE_CALLCHAIN;
59  SampleRecord record(event_attr, 1, 2, 3, 4, 5, 6, 7, {8, 9, 10});
60  CheckRecordMatchBinary(record);
61}
62
63TEST_F(RecordTest, RecordCache_smoke) {
64  event_attr.sample_id_all = 1;
65  event_attr.sample_type |= PERF_SAMPLE_TIME;
66  RecordCache cache(true, 2, 2);
67
68  // Push r1.
69  MmapRecord* r1 = new MmapRecord(event_attr, true, 1, 1, 0x100, 0x200, 0x300,
70                                  "mmap_record1", 0, 3);
71  cache.Push(std::unique_ptr<Record>(r1));
72  ASSERT_EQ(nullptr, cache.Pop());
73
74  // Push r2.
75  MmapRecord* r2 = new MmapRecord(event_attr, true, 1, 1, 0x100, 0x200, 0x300,
76                                  "mmap_record1", 0, 1);
77  cache.Push(std::unique_ptr<Record>(r2));
78  // Pop r2.
79  std::unique_ptr<Record> popped_r = cache.Pop();
80  ASSERT_TRUE(popped_r != nullptr);
81  ASSERT_EQ(r2, popped_r.get());
82  ASSERT_EQ(nullptr, cache.Pop());
83
84  // Push r3.
85  MmapRecord* r3 = new MmapRecord(event_attr, true, 1, 1, 0x100, 0x200, 0x300,
86                                  "mmap_record1", 0, 4);
87  cache.Push(std::unique_ptr<Record>(r3));
88  ASSERT_EQ(nullptr, cache.Pop());
89
90  // Push r4.
91  MmapRecord* r4 = new MmapRecord(event_attr, true, 1, 1, 0x100, 0x200, 0x300,
92                                  "mmap_record1", 0, 6);
93  cache.Push(std::unique_ptr<Record>(r4));
94  // Pop r1.
95  popped_r = cache.Pop();
96  ASSERT_TRUE(popped_r != nullptr);
97  ASSERT_EQ(r1, popped_r.get());
98  // Pop r3.
99  popped_r = cache.Pop();
100  ASSERT_TRUE(popped_r != nullptr);
101  ASSERT_EQ(r3, popped_r.get());
102  ASSERT_EQ(nullptr, cache.Pop());
103  // Pop r4.
104  std::vector<std::unique_ptr<Record>> last_records = cache.PopAll();
105  ASSERT_EQ(1u, last_records.size());
106  ASSERT_EQ(r4, last_records[0].get());
107}
108
109TEST_F(RecordTest, RecordCache_FIFO) {
110  event_attr.sample_id_all = 1;
111  event_attr.sample_type |= PERF_SAMPLE_TIME;
112  RecordCache cache(true, 2, 2);
113  std::vector<MmapRecord*> records;
114  for (size_t i = 0; i < 10; ++i) {
115    records.push_back(new MmapRecord(event_attr, true, 1, i, 0x100, 0x200,
116                                     0x300, "mmap_record1", 0));
117    cache.Push(std::unique_ptr<Record>(records.back()));
118  }
119  std::vector<std::unique_ptr<Record>> out_records = cache.PopAll();
120  ASSERT_EQ(records.size(), out_records.size());
121  for (size_t i = 0; i < records.size(); ++i) {
122    ASSERT_EQ(records[i], out_records[i].get());
123  }
124}
125
126TEST_F(RecordTest, RecordCache_PushRecordVector) {
127  event_attr.sample_id_all = 1;
128  event_attr.sample_type |= PERF_SAMPLE_TIME;
129  RecordCache cache(true, 2, 2);
130  MmapRecord* r1 = new MmapRecord(event_attr, true, 1, 1, 0x100, 0x200, 0x300,
131                                  "mmap_record1", 0, 1);
132  MmapRecord* r2 = new MmapRecord(event_attr, true, 1, 1, 0x100, 0x200, 0x300,
133                                  "mmap_record1", 0, 3);
134  std::vector<std::unique_ptr<Record>> records;
135  records.push_back(std::unique_ptr<Record>(r1));
136  records.push_back(std::unique_ptr<Record>(r2));
137  cache.Push(std::move(records));
138  std::unique_ptr<Record> popped_r = cache.Pop();
139  ASSERT_TRUE(popped_r != nullptr);
140  ASSERT_EQ(r1, popped_r.get());
141  std::vector<std::unique_ptr<Record>> last_records = cache.PopAll();
142  ASSERT_EQ(1u, last_records.size());
143  ASSERT_EQ(r2, last_records[0].get());
144}
145