| /** |
| * 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 com.datatorrent.lib.join; |
| |
| import java.io.IOException; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.junit.Assert; |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| import com.esotericsoftware.kryo.Kryo; |
| |
| import com.datatorrent.lib.testbench.CollectorTestSink; |
| import com.datatorrent.lib.util.TestUtils; |
| |
| public class POJOTimeBasedJoinOperatorTest |
| { |
| |
| @Rule |
| public final TestUtils.TestInfo testInfo = new TestUtils.TestInfo(); |
| |
| public class Customer |
| { |
| public int ID; |
| public String Name; |
| |
| public Customer() |
| { |
| |
| } |
| |
| public Customer(int ID, String name) |
| { |
| this.ID = ID; |
| Name = name; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "Customer{" + |
| "ID=" + ID + |
| ", Name='" + Name + '\'' + |
| '}'; |
| } |
| } |
| |
| public class Order |
| { |
| public int OID; |
| public int CID; |
| public int Amount; |
| |
| public Order() |
| { |
| } |
| |
| public Order(int OID, int CID, int amount) |
| { |
| this.OID = OID; |
| this.CID = CID; |
| Amount = amount; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "Order{" + |
| "OID=" + OID + |
| ", CID=" + CID + |
| ", Amount=" + Amount + |
| '}'; |
| } |
| } |
| |
| public static class CustOrder |
| { |
| public int ID; |
| public String Name; |
| public int OID; |
| public int Amount; |
| |
| public CustOrder() |
| { |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "{" + |
| "ID=" + ID + |
| ", Name='" + Name + '\'' + |
| ", OID=" + OID + |
| ", Amount=" + Amount + |
| '}'; |
| } |
| } |
| |
| @Test |
| public void testInnerJoinOperator() throws IOException, InterruptedException |
| { |
| Kryo kryo = new Kryo(); |
| POJOJoinOperator oper = new POJOJoinOperator(); |
| JoinStore store = new InMemoryStore(200, 200); |
| oper.setLeftStore(kryo.copy(store)); |
| oper.setRightStore(kryo.copy(store)); |
| oper.setIncludeFields("ID,Name;OID,Amount"); |
| oper.setKeyFields("ID,CID"); |
| oper.outputClass = CustOrder.class; |
| |
| oper.setup(MapTimeBasedJoinOperator.context); |
| |
| CollectorTestSink<List<CustOrder>> sink = new CollectorTestSink<List<CustOrder>>(); |
| @SuppressWarnings({"unchecked", "rawtypes"}) |
| CollectorTestSink<Object> tmp = (CollectorTestSink)sink; |
| oper.outputPort.setSink(tmp); |
| |
| oper.beginWindow(0); |
| |
| Customer tuple = new Customer(1, "Anil"); |
| |
| oper.input1.process(tuple); |
| |
| CountDownLatch latch = new CountDownLatch(1); |
| |
| Order order = new Order(102, 1, 300); |
| |
| oper.input2.process(order); |
| |
| Order order2 = new Order(103, 3, 300); |
| oper.input2.process(order2); |
| |
| Order order3 = new Order(104, 7, 300); |
| oper.input2.process(order3); |
| |
| latch.await(3000, TimeUnit.MILLISECONDS); |
| |
| oper.endWindow(); |
| |
| /* Number of tuple, emitted */ |
| Assert.assertEquals("Number of tuple emitted ", 1, sink.collectedTuples.size()); |
| List<CustOrder> emittedList = sink.collectedTuples.iterator().next(); |
| CustOrder emitted = emittedList.get(0); |
| |
| Assert.assertEquals("value of ID :", tuple.ID, emitted.ID); |
| Assert.assertEquals("value of Name :", tuple.Name, emitted.Name); |
| |
| Assert.assertEquals("value of OID: ", order.OID, emitted.OID); |
| Assert.assertEquals("value of Amount: ", order.Amount, emitted.Amount); |
| |
| } |
| |
| @Test |
| public void testLeftOuterJoinOperator() throws IOException, InterruptedException |
| { |
| Kryo kryo = new Kryo(); |
| POJOJoinOperator oper = new POJOJoinOperator(); |
| JoinStore store = new InMemoryStore(200, 200); |
| oper.setLeftStore(kryo.copy(store)); |
| oper.setRightStore(kryo.copy(store)); |
| oper.setIncludeFields("ID,Name;OID,Amount"); |
| oper.setKeyFields("ID,CID"); |
| oper.outputClass = CustOrder.class; |
| oper.setStrategy("left_outer_join"); |
| |
| oper.setup(MapTimeBasedJoinOperator.context); |
| |
| CollectorTestSink<List<CustOrder>> sink = new CollectorTestSink<List<CustOrder>>(); |
| @SuppressWarnings({"unchecked", "rawtypes"}) |
| CollectorTestSink<Object> tmp = (CollectorTestSink)sink; |
| oper.outputPort.setSink(tmp); |
| |
| oper.beginWindow(0); |
| |
| Customer tuple1 = new Customer(1, "Anil"); |
| |
| oper.input1.process(tuple1); |
| |
| CountDownLatch latch = new CountDownLatch(1); |
| |
| Order order = new Order(102, 3, 300); |
| |
| oper.input2.process(order); |
| |
| Order order2 = new Order(103, 7, 300); |
| oper.input2.process(order2); |
| |
| oper.endWindow(); |
| |
| latch.await(500, TimeUnit.MILLISECONDS); |
| |
| oper.beginWindow(1); |
| Order order3 = new Order(104, 5, 300); |
| oper.input2.process(order3); |
| |
| Customer tuple2 = new Customer(5, "DT"); |
| |
| oper.input1.process(tuple2); |
| |
| latch.await(500, TimeUnit.MILLISECONDS); |
| |
| oper.endWindow(); |
| latch.await(500, TimeUnit.MILLISECONDS); |
| oper.beginWindow(2); |
| oper.endWindow(); |
| latch.await(5000, TimeUnit.MILLISECONDS); |
| |
| |
| /* Number of tuple, emitted */ |
| Assert.assertEquals("Number of tuple emitted ", 2, sink.collectedTuples.size()); |
| Iterator<List<CustOrder>> ite = sink.collectedTuples.iterator(); |
| List<CustOrder> emittedList = ite.next(); |
| CustOrder emitted = emittedList.get(0); |
| |
| Assert.assertEquals("value of ID :", tuple2.ID, emitted.ID); |
| Assert.assertEquals("value of Name :", tuple2.Name, emitted.Name); |
| |
| Assert.assertEquals("value of OID: ", order3.OID, emitted.OID); |
| Assert.assertEquals("value of Amount: ", order3.Amount, emitted.Amount); |
| |
| emittedList = ite.next(); |
| emitted = emittedList.get(0); |
| Assert.assertEquals("Joined Tuple ", "{ID=1, Name='Anil', OID=0, Amount=0}", emitted.toString()); |
| } |
| |
| @Test |
| public void testRightOuterJoinOperator() throws IOException, InterruptedException |
| { |
| Kryo kryo = new Kryo(); |
| POJOJoinOperator oper = new POJOJoinOperator(); |
| JoinStore store = new InMemoryStore(200, 200); |
| oper.setLeftStore(kryo.copy(store)); |
| oper.setRightStore(kryo.copy(store)); |
| oper.setIncludeFields("ID,Name;OID,Amount"); |
| oper.setKeyFields("ID,CID"); |
| oper.outputClass = CustOrder.class; |
| oper.setStrategy("right_outer_join"); |
| |
| oper.setup(MapTimeBasedJoinOperator.context); |
| |
| CollectorTestSink<List<CustOrder>> sink = new CollectorTestSink<List<CustOrder>>(); |
| @SuppressWarnings({"unchecked", "rawtypes"}) |
| CollectorTestSink<Object> tmp = (CollectorTestSink)sink; |
| oper.outputPort.setSink(tmp); |
| |
| oper.beginWindow(0); |
| |
| Customer tuple1 = new Customer(1, "Anil"); |
| |
| oper.input1.process(tuple1); |
| |
| CountDownLatch latch = new CountDownLatch(1); |
| |
| Order order = new Order(102, 3, 300); |
| |
| oper.input2.process(order); |
| |
| Order order2 = new Order(103, 7, 300); |
| oper.input2.process(order2); |
| oper.endWindow(); |
| |
| latch.await(500, TimeUnit.MILLISECONDS); |
| |
| oper.beginWindow(1); |
| Order order3 = new Order(104, 5, 300); |
| oper.input2.process(order3); |
| |
| Customer tuple2 = new Customer(5, "DT"); |
| oper.input1.process(tuple2); |
| |
| latch.await(500, TimeUnit.MILLISECONDS); |
| |
| oper.endWindow(); |
| latch.await(500, TimeUnit.MILLISECONDS); |
| oper.beginWindow(2); |
| oper.endWindow(); |
| latch.await(5000, TimeUnit.MILLISECONDS); |
| |
| /* Number of tuple, emitted */ |
| Assert.assertEquals("Number of tuple emitted ", 2, sink.collectedTuples.size()); |
| Iterator<List<CustOrder>> ite = sink.collectedTuples.iterator(); |
| List<CustOrder> emittedList = ite.next(); |
| CustOrder emitted = emittedList.get(0); |
| |
| Assert.assertEquals("value of ID :", tuple2.ID, emitted.ID); |
| Assert.assertEquals("value of Name :", tuple2.Name, emitted.Name); |
| |
| Assert.assertEquals("value of OID: ", order3.OID, emitted.OID); |
| Assert.assertEquals("value of Amount: ", order3.Amount, emitted.Amount); |
| |
| emittedList = ite.next(); |
| Assert.assertEquals("Joined Tuple ", "{ID=0, Name='null', OID=102, Amount=300}", emittedList.get(0).toString()); |
| Assert.assertEquals("Joined Tuple ", "{ID=0, Name='null', OID=103, Amount=300}", emittedList.get(1).toString()); |
| } |
| |
| @Test |
| public void testFullOuterJoinOperator() throws IOException, InterruptedException |
| { |
| Kryo kryo = new Kryo(); |
| POJOJoinOperator oper = new POJOJoinOperator(); |
| JoinStore store = new InMemoryStore(200, 200); |
| oper.setLeftStore(kryo.copy(store)); |
| oper.setRightStore(kryo.copy(store)); |
| oper.setIncludeFields("ID,Name;OID,Amount"); |
| oper.setKeyFields("ID,CID"); |
| oper.outputClass = CustOrder.class; |
| oper.setStrategy("outer_join"); |
| |
| oper.setup(MapTimeBasedJoinOperator.context); |
| |
| CollectorTestSink<List<CustOrder>> sink = new CollectorTestSink<List<CustOrder>>(); |
| @SuppressWarnings({"unchecked", "rawtypes"}) |
| CollectorTestSink<Object> tmp = (CollectorTestSink)sink; |
| oper.outputPort.setSink(tmp); |
| |
| oper.beginWindow(0); |
| |
| Customer tuple1 = new Customer(1, "Anil"); |
| |
| oper.input1.process(tuple1); |
| |
| CountDownLatch latch = new CountDownLatch(1); |
| |
| Order order = new Order(102, 3, 300); |
| |
| oper.input2.process(order); |
| |
| Order order2 = new Order(103, 7, 300); |
| oper.input2.process(order2); |
| oper.endWindow(); |
| |
| latch.await(500, TimeUnit.MILLISECONDS); |
| |
| oper.beginWindow(1); |
| Order order3 = new Order(104, 5, 300); |
| oper.input2.process(order3); |
| |
| Customer tuple2 = new Customer(5, "DT"); |
| oper.input1.process(tuple2); |
| |
| latch.await(500, TimeUnit.MILLISECONDS); |
| |
| oper.endWindow(); |
| latch.await(500, TimeUnit.MILLISECONDS); |
| oper.beginWindow(2); |
| oper.endWindow(); |
| latch.await(5000, TimeUnit.MILLISECONDS); |
| |
| /* Number of tuple, emitted */ |
| Assert.assertEquals("Number of tuple emitted ", 3, sink.collectedTuples.size()); |
| Iterator<List<CustOrder>> ite = sink.collectedTuples.iterator(); |
| List<CustOrder> emittedList = ite.next(); |
| CustOrder emitted = emittedList.get(0); |
| |
| Assert.assertEquals("value of ID :", tuple2.ID, emitted.ID); |
| Assert.assertEquals("value of Name :", tuple2.Name, emitted.Name); |
| |
| Assert.assertEquals("value of OID: ", order3.OID, emitted.OID); |
| Assert.assertEquals("value of Amount: ", order3.Amount, emitted.Amount); |
| |
| emittedList = ite.next(); |
| Assert.assertEquals("Joined Tuple ", "{ID=1, Name='Anil', OID=0, Amount=0}", emittedList.get(0).toString()); |
| |
| emittedList = ite.next(); |
| Assert.assertEquals("Joined Tuple ", "{ID=0, Name='null', OID=102, Amount=300}", emittedList.get(0).toString()); |
| Assert.assertEquals("Joined Tuple ", "{ID=0, Name='null', OID=103, Amount=300}", emittedList.get(1).toString()); |
| } |
| |
| } |