| /* |
| * 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 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. |
| */ |
| package org.apache.iotdb.db.integration; |
| |
| import org.apache.iotdb.db.engine.version.SimpleFileVersionController; |
| import org.apache.iotdb.db.utils.EnvironmentUtils; |
| import org.apache.iotdb.jdbc.Config; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.SQLException; |
| import java.sql.Statement; |
| |
| public class IoTDBVersionIT { |
| |
| @Before |
| public void setUp() { |
| EnvironmentUtils.envSetUp(); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| EnvironmentUtils.cleanEnv(); |
| } |
| |
| @Test |
| public void testVersionPersist() throws SQLException, ClassNotFoundException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute("SET STORAGE GROUP TO root.versionTest1"); |
| statement.execute("SET STORAGE GROUP TO root.versionTest2"); |
| statement.execute( |
| "CREATE TIMESERIES root.versionTest1.s0" + " WITH DATATYPE=INT32,ENCODING=PLAIN"); |
| statement.execute( |
| "CREATE TIMESERIES root.versionTest2.s0" + " WITH DATATYPE=INT32,ENCODING=PLAIN"); |
| |
| // insert and flush enough times to make the version file persist |
| for (int i = 0; i < SimpleFileVersionController.getSaveInterval() + 1; i++) { |
| statement.execute( |
| String.format( |
| "INSERT INTO root.versionTest1(timestamp, s0) VALUES (%d, %d)", i * 100, i)); |
| statement.execute("FLUSH"); |
| statement.execute("MERGE"); |
| } |
| } |
| } |
| } |