class RecordTest : public ::testing::Test {
protected:
virtual void SetUp() {
- std::unique_ptr<EventTypeAndModifier> event_type_modifier = ParseEventType("cpu-cycles");
- ASSERT_TRUE(event_type_modifier != nullptr);
- event_attr = CreateDefaultPerfEventAttr(event_type_modifier->event_type);
+ const EventType* type = FindEventTypeByName("cpu-cycles");
+ ASSERT_TRUE(type != nullptr);
+ event_attr = CreateDefaultPerfEventAttr(*type);
}
template <class RecordType>
template <class RecordType>
void RecordTest::CheckRecordMatchBinary(const RecordType& record) {
std::vector<char> binary = record.BinaryFormat();
- std::unique_ptr<const Record> record_p =
- ReadRecordFromBuffer(event_attr, reinterpret_cast<const perf_event_header*>(binary.data()));
- ASSERT_TRUE(record_p != nullptr);
- CheckRecordEqual(record, *record_p);
+ std::vector<std::unique_ptr<Record>> records =
+ ReadRecordsFromBuffer(event_attr, binary.data(), binary.size());
+ ASSERT_EQ(1u, records.size());
+ CheckRecordEqual(record, *records[0]);
}
TEST_F(RecordTest, MmapRecordMatchBinary) {
CommRecord record = CreateCommRecord(event_attr, 1, 2, "CommRecord");
CheckRecordMatchBinary(record);
}
+
+TEST_F(RecordTest, RecordCache_smoke) {
+ event_attr.sample_id_all = 1;
+ event_attr.sample_type |= PERF_SAMPLE_TIME;
+ RecordCache cache(event_attr, 2, 2);
+ MmapRecord r1 = CreateMmapRecord(event_attr, true, 1, 1, 0x100, 0x200, 0x300, "mmap_record1");
+ MmapRecord r2 = r1;
+ MmapRecord r3 = r1;
+ MmapRecord r4 = r1;
+ r1.sample_id.time_data.time = 3;
+ r2.sample_id.time_data.time = 1;
+ r3.sample_id.time_data.time = 4;
+ r4.sample_id.time_data.time = 6;
+ std::vector<char> buf1 = r1.BinaryFormat();
+ std::vector<char> buf2 = r2.BinaryFormat();
+ std::vector<char> buf3 = r3.BinaryFormat();
+ std::vector<char> buf4 = r4.BinaryFormat();
+ // Push r1.
+ cache.Push(buf1.data(), buf1.size());
+ ASSERT_EQ(nullptr, cache.Pop());
+ // Push r2.
+ cache.Push(buf2.data(), buf2.size());
+ // Pop r2.
+ std::unique_ptr<Record> popped_r = cache.Pop();
+ ASSERT_TRUE(popped_r != nullptr);
+ CheckRecordEqual(r2, *popped_r);
+ ASSERT_EQ(nullptr, cache.Pop());
+ // Push r3.
+ cache.Push(buf3.data(), buf3.size());
+ ASSERT_EQ(nullptr, cache.Pop());
+ // Push r4.
+ cache.Push(buf4.data(), buf4.size());
+ // Pop r1.
+ popped_r = cache.Pop();
+ ASSERT_TRUE(popped_r != nullptr);
+ CheckRecordEqual(r1, *popped_r);
+ // Pop r3.
+ popped_r = cache.Pop();
+ ASSERT_TRUE(popped_r != nullptr);
+ CheckRecordEqual(r3, *popped_r);
+ ASSERT_EQ(nullptr, cache.Pop());
+ // Pop r4.
+ std::vector<std::unique_ptr<Record>> last_records = cache.PopAll();
+ ASSERT_EQ(1u, last_records.size());
+ CheckRecordEqual(r4, *last_records[0]);
+}
+
+TEST_F(RecordTest, RecordCache_FIFO) {
+ event_attr.sample_id_all = 1;
+ event_attr.sample_type |= PERF_SAMPLE_TIME;
+ RecordCache cache(event_attr, 2, 2);
+ std::vector<MmapRecord> records;
+ for (size_t i = 0; i < 10; ++i) {
+ MmapRecord r = CreateMmapRecord(event_attr, true, 1, i, 0x100, 0x200, 0x300, "mmap_record1");
+ records.push_back(r);
+ std::vector<char> buf = r.BinaryFormat();
+ cache.Push(buf.data(), buf.size());
+ }
+ std::vector<std::unique_ptr<Record>> out_records = cache.PopAll();
+ ASSERT_EQ(records.size(), out_records.size());
+ for (size_t i = 0; i < records.size(); ++i) {
+ CheckRecordEqual(records[i], *out_records[i]);
+ }
+}