| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "src/profiling/memory/record_reader.h" |
| |
| #include "gtest/gtest.h" |
| |
| namespace perfetto { |
| namespace { |
| |
| TEST(RecordReaderTest, ZeroLengthRecord) { |
| RecordReader record_reader; |
| uint64_t size = 0; |
| RecordReader::ReceiveBuffer buf = record_reader.BeginReceive(); |
| ASSERT_EQ(buf.size, sizeof(uint64_t)); |
| memcpy(buf.data, &size, sizeof(size)); |
| RecordReader::Record record; |
| ASSERT_EQ(record_reader.EndReceive(sizeof(size), &record), |
| RecordReader::Result::RecordReceived); |
| ASSERT_EQ(record.size, 0); |
| } |
| |
| TEST(RecordReaderTest, OneRecord) { |
| RecordReader record_reader; |
| uint64_t size = 1; |
| RecordReader::ReceiveBuffer buf = record_reader.BeginReceive(); |
| ASSERT_EQ(buf.size, sizeof(uint64_t)); |
| memcpy(buf.data, &size, sizeof(size)); |
| RecordReader::Record record; |
| ASSERT_EQ(record_reader.EndReceive(sizeof(size), &record), |
| RecordReader::Result::Noop); |
| buf = record_reader.BeginReceive(); |
| ASSERT_EQ(buf.size, 1); |
| memcpy(buf.data, "1", 1); |
| ASSERT_EQ(record_reader.EndReceive(1, &record), |
| RecordReader::Result::RecordReceived); |
| ASSERT_EQ(record.size, 1); |
| } |
| |
| TEST(RecordReaderTest, OneRecordPartialSize) { |
| RecordReader record_reader; |
| uint64_t size = 1; |
| RecordReader::ReceiveBuffer buf = record_reader.BeginReceive(); |
| ASSERT_EQ(buf.size, sizeof(uint64_t)); |
| memcpy(buf.data, &size, sizeof(size) / 2); |
| RecordReader::Record record; |
| ASSERT_EQ(record_reader.EndReceive(sizeof(size) / 2, &record), |
| RecordReader::Result::Noop); |
| buf = record_reader.BeginReceive(); |
| ASSERT_EQ(buf.size, sizeof(uint64_t) / 2); |
| memcpy(buf.data, reinterpret_cast<uint8_t*>(&size) + sizeof(size) / 2, |
| sizeof(size) / 2); |
| ASSERT_EQ(record_reader.EndReceive(sizeof(size) / 2, &record), |
| RecordReader::Result::Noop); |
| buf = record_reader.BeginReceive(); |
| ASSERT_EQ(buf.size, 1); |
| memcpy(buf.data, "1", 1); |
| ASSERT_EQ(record_reader.EndReceive(1, &record), |
| RecordReader::Result::RecordReceived); |
| ASSERT_EQ(record.size, 1); |
| } |
| |
| TEST(RecordReaderTest, TwoRecords) { |
| RecordReader record_reader; |
| uint64_t size = 1; |
| RecordReader::ReceiveBuffer buf = record_reader.BeginReceive(); |
| ASSERT_EQ(buf.size, sizeof(uint64_t)); |
| memcpy(buf.data, &size, sizeof(size)); |
| RecordReader::Record record; |
| ASSERT_EQ(record_reader.EndReceive(sizeof(size), &record), |
| RecordReader::Result::Noop); |
| buf = record_reader.BeginReceive(); |
| ASSERT_EQ(buf.size, 1); |
| memcpy(buf.data, "1", 1); |
| ASSERT_EQ(record_reader.EndReceive(1, &record), |
| RecordReader::Result::RecordReceived); |
| ASSERT_EQ(record.size, 1); |
| |
| size = 2; |
| buf = record_reader.BeginReceive(); |
| ASSERT_EQ(buf.size, sizeof(uint64_t)); |
| memcpy(buf.data, &size, sizeof(size)); |
| ASSERT_EQ(record_reader.EndReceive(sizeof(size), &record), |
| RecordReader::Result::Noop); |
| buf = record_reader.BeginReceive(); |
| ASSERT_EQ(buf.size, 2); |
| memcpy(buf.data, "1", 1); |
| ASSERT_EQ(record_reader.EndReceive(1, &record), RecordReader::Result::Noop); |
| buf = record_reader.BeginReceive(); |
| ASSERT_EQ(buf.size, 1); |
| memcpy(buf.data, "2", 1); |
| ASSERT_EQ(record_reader.EndReceive(1, &record), |
| RecordReader::Result::RecordReceived); |
| ASSERT_EQ(record.size, 2); |
| ASSERT_EQ(record.data[0], '1'); |
| ASSERT_EQ(record.data[1], '2'); |
| } |
| |
| } // namespace |
| } // namespace perfetto |