| /** |
| * 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.apex.examples.FileToJdbcApp; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.ResultSet; |
| import java.sql.SQLException; |
| import java.sql.Statement; |
| |
| import javax.validation.ConstraintViolationException; |
| |
| import org.junit.Assert; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import org.apache.apex.malhar.lib.db.jdbc.JdbcTransactionalStore; |
| import org.apache.hadoop.conf.Configuration; |
| |
| import com.datatorrent.api.LocalMode; |
| import com.datatorrent.netlet.util.DTThrowable; |
| |
| /** |
| * Test the DAG declaration in local mode.<br> |
| * The assumption to run this test case is that test_jdbc_table |
| * and meta-table are created already. |
| */ |
| public class ApplicationTest |
| { |
| private static final String DB_DRIVER = "org.hsqldb.jdbcDriver"; |
| private static final String DB_URL = "jdbc:hsqldb:mem:test;sql.syntax_mys=true"; |
| private static final String TABLE_NAME = "test_jdbc_table"; |
| |
| @BeforeClass |
| public static void setup() |
| { |
| try { |
| Class.forName(DB_DRIVER).newInstance(); |
| |
| Connection con = DriverManager.getConnection(DB_URL); |
| Statement stmt = con.createStatement(); |
| |
| String createMetaTable = "CREATE TABLE IF NOT EXISTS " + JdbcTransactionalStore.DEFAULT_META_TABLE + " ( " |
| + JdbcTransactionalStore.DEFAULT_APP_ID_COL + " VARCHAR(100) NOT NULL, " |
| + JdbcTransactionalStore.DEFAULT_OPERATOR_ID_COL + " INT NOT NULL, " |
| + JdbcTransactionalStore.DEFAULT_WINDOW_COL + " BIGINT NOT NULL, " |
| + "UNIQUE (" + JdbcTransactionalStore.DEFAULT_APP_ID_COL + ", " |
| + JdbcTransactionalStore.DEFAULT_OPERATOR_ID_COL + ", " + JdbcTransactionalStore.DEFAULT_WINDOW_COL + ") " |
| + ")"; |
| stmt.executeUpdate(createMetaTable); |
| |
| String createTable = "CREATE TABLE IF NOT EXISTS " + TABLE_NAME |
| + " (ACCOUNT_NO INTEGER, NAME VARCHAR(255),AMOUNT INTEGER)"; |
| stmt.executeUpdate(createTable); |
| |
| } catch (Throwable e) { |
| DTThrowable.rethrow(e); |
| } |
| } |
| |
| public static void cleanTable() |
| { |
| try { |
| Connection con = DriverManager.getConnection(DB_URL); |
| Statement stmt = con.createStatement(); |
| String cleanTable = "delete from " + TABLE_NAME; |
| stmt.executeUpdate(cleanTable); |
| } catch (SQLException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| public int getNumOfEventsInStore() |
| { |
| Connection con; |
| try { |
| con = DriverManager.getConnection(DB_URL); |
| Statement stmt = con.createStatement(); |
| |
| String countQuery = "SELECT count(*) from " + TABLE_NAME; |
| ResultSet resultSet = stmt.executeQuery(countQuery); |
| resultSet.next(); |
| return resultSet.getInt(1); |
| } catch (SQLException e) { |
| throw new RuntimeException("fetching count", e); |
| } |
| } |
| |
| @Test |
| public void testCsvParserApp() throws IOException, Exception |
| { |
| try { |
| LocalMode lma = LocalMode.newInstance(); |
| Configuration conf = new Configuration(false); |
| conf.addResource(new File("src/test/resources/test-FileToJdbcApp.xml").toURI().toURL()); |
| |
| lma.prepareDAG(new FileToJdbcCsvParser(), conf); |
| LocalMode.Controller lc = lma.getController(); |
| lc.runAsync(); // test will terminate after results are available |
| |
| // wait for records to be added to table |
| Thread.sleep(5000); |
| |
| Assert.assertEquals("Events in store", 10, getNumOfEventsInStore()); |
| cleanTable(); |
| |
| } catch (ConstraintViolationException e) { |
| Assert.fail("constraint violations: " + e.getConstraintViolations()); |
| } |
| } |
| |
| @Test |
| public void testCustomParserApp() throws IOException, Exception |
| { |
| try { |
| LocalMode lma = LocalMode.newInstance(); |
| Configuration conf = new Configuration(false); |
| conf.addResource(new File("src/test/resources/test-FileToJdbcApp.xml").toURI().toURL()); |
| |
| lma.prepareDAG(new FileToJdbcCustomParser(), conf); |
| LocalMode.Controller lc = lma.getController(); |
| lc.runAsync(); // test will terminate after results are available |
| |
| // wait for records to be added to table |
| Thread.sleep(5000); |
| |
| Assert.assertEquals("Events in store", 10, getNumOfEventsInStore()); |
| cleanTable(); |
| |
| } catch (ConstraintViolationException e) { |
| Assert.fail("constraint violations: " + e.getConstraintViolations()); |
| } |
| } |
| } |
| |