761417898 commented on code in PR #627: URL: https://github.com/apache/tsfile/pull/627#discussion_r2498300183
########## cpp/test/reader/tree_view/tsfile_reader_tree_test.cc: ########## @@ -0,0 +1,234 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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 a + * + * 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 <gtest/gtest.h> + +#include <random> + +#include "common/record.h" +#include "common/schema.h" +#include "common/tablet.h" +#include "file/write_file.h" +#include "reader/tsfile_reader.h" +#include "reader/tsfile_tree_reader.h" +#include "writer/tsfile_table_writer.h" +#include "writer/tsfile_tree_writer.h" + +namespace storage { +class QDSWithoutTimeGenerator; +} +using namespace storage; +using namespace common; + +class TsFileTreeReaderTest : public ::testing::Test { + protected: + void SetUp() override { + libtsfile_init(); + file_name_ = std::string("tsfile_writer_tree_test_") + + generate_random_string(10) + std::string(".tsfile"); + remove(file_name_.c_str()); + int flags = O_WRONLY | O_CREAT | O_TRUNC; +#ifdef _WIN32 + flags |= O_BINARY; +#endif + mode_t mode = 0666; + write_file_.create(file_name_, flags, mode); + } + void TearDown() override { remove(file_name_.c_str()); } + std::string file_name_; + WriteFile write_file_; + + public: + static std::string generate_random_string(int length) { + std::random_device rd; + std::mt19937 gen(rd()); + std::uniform_int_distribution<> dis(0, 61); + + const std::string chars = + "0123456789" + "abcdefghijklmnopqrstuvwxyz" + "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; + + std::string random_string; + + for (int i = 0; i < length; ++i) { + random_string += chars[dis(gen)]; + } + + return random_string; + } +}; + +TEST_F(TsFileTreeReaderTest, BasicTest) { + TsFileTreeWriter writer(&write_file_); + std::string device_id = "test_device"; + std::string measurement_id = "test_measurement"; + auto* measurement = new MeasurementSchema(measurement_id, INT64); + writer.register_timeseries(device_id, measurement); + TsRecord record(device_id, 0); + record.add_point(measurement_id, static_cast<int64_t>(1)); + writer.write(record); + writer.flush(); + writer.close(); + + delete measurement; + TsFileTreeReader reader; + reader.open(file_name_); + auto device_ids = reader.get_all_device_ids(); + ASSERT_EQ(device_ids.size(), 1); + ASSERT_EQ(device_ids[0], device_id); + + std::vector<std::string> measurement_ids{measurement_id}; + ResultSet* result; + int ret = + reader.query(device_ids, measurement_ids, INT64_MIN, INT64_MAX, result); + ASSERT_EQ(ret, E_OK); + auto iter = result->iterator(); + RowRecord* read_record; + while (iter.hasNext()) { + read_record = iter.next(); + EXPECT_EQ(read_record->get_field(1)->type_, INT64); + } + reader.destroy_query_data_set(result); + reader.close(); +} + +TEST_F(TsFileTreeReaderTest, ExtendedRowsAndColumnsTest) { + TsFileTreeWriter writer(&write_file_); + std::vector<std::string> device_ids = {"device_1", "device_2", "device_3"}; + std::vector<std::string> measurement_ids = {"temperature", "humidity", + "pressure", "voltage"}; + std::vector<TSDataType> data_types = {INT64, DOUBLE, FLOAT, INT32}; + std::vector<MeasurementSchema*> measurements; + for (size_t i = 0; i < measurement_ids.size(); ++i) { + auto* measurement = + new MeasurementSchema(measurement_ids[i], data_types[i]); + measurements.push_back(measurement); + } + for (auto& device_id : device_ids) { + for (auto measurement : measurements) { + writer.register_timeseries(device_id, measurement); + } + } + + const int NUM_ROWS = 100; + for (int row = 0; row < NUM_ROWS; ++row) { + for (const auto& device_id : device_ids) { + TsRecord record(device_id, row * 1000); + for (size_t i = 0; i < measurement_ids.size(); ++i) { + switch (data_types[i]) { + case INT64: + record.add_point(measurement_ids[i], + static_cast<int64_t>(row + i)); + break; + case DOUBLE: + record.add_point(measurement_ids[i], + static_cast<double>(row * 1.5 + i)); + break; + case FLOAT: + record.add_point(measurement_ids[i], + static_cast<float>(row * 0.8f + i)); + break; + case INT32: + record.add_point(measurement_ids[i], + static_cast<int32_t>(row * 2 + i)); + break; + default: + break; + } + } + writer.write(record); + } + } + + writer.flush(); + writer.close(); + + TsFileTreeReader reader; + reader.open(file_name_); + + // TODO: Fix reader.get_timeseries_schema bug - currently returns only 1 + // measurement schema when 4 are registered + /*auto device_schema = + reader.get_device_schema(device_ids[0]); for (int i = 0; i < + measurements.size(); ++i) { + EXPECT_EQ(measurements[i]->measurement_name_, + device_schema[i].measurement_name_); + */ Review Comment: removed -- This is an automated message from the Apache Git Service. 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