| /* |
| * 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.samza.test.framework; |
| |
| import java.time.Duration; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.stream.Collectors; |
| import org.apache.samza.SamzaException; |
| import org.apache.samza.operators.KV; |
| import org.apache.samza.test.framework.stream.CollectionStream; |
| import org.hamcrest.collection.IsIterableContainingInOrder; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| |
| public class StreamTaskIntegrationTest { |
| |
| @Test |
| public void testSyncTaskWithSinglePartition() throws Exception { |
| List<Integer> inputList = Arrays.asList(1, 2, 3, 4, 5); |
| List<Integer> outputList = Arrays.asList(10, 20, 30, 40, 50); |
| |
| CollectionStream<Integer> input = CollectionStream.of("test", "input", inputList); |
| CollectionStream output = CollectionStream.empty("test", "output"); |
| |
| TestRunner.of(MyStreamTestTask.class).addInputStream(input).addOutputStream(output).run(Duration.ofSeconds(1)); |
| |
| Assert.assertThat(TestRunner.consumeStream(output, Duration.ofMillis(1000)).get(0), |
| IsIterableContainingInOrder.contains(outputList.toArray())); |
| } |
| |
| /** |
| * Samza job logic expects integers, but doubles are passed here which results in failure |
| */ |
| @Test(expected = SamzaException.class) |
| public void testSamzaJobFailureForSyncTask() { |
| List<Double> inputList = Arrays.asList(1.2, 2.3, 3.33, 4.5); |
| |
| CollectionStream<Double> input = CollectionStream.of("test", "doubles", inputList); |
| CollectionStream output = CollectionStream.empty("test", "output"); |
| |
| TestRunner.of(MyStreamTestTask.class).addInputStream(input).addOutputStream(output).run(Duration.ofSeconds(1)); |
| } |
| |
| @Test |
| public void testSyncTaskWithSinglePartitionMultithreaded() throws Exception { |
| List<Integer> inputList = Arrays.asList(1, 2, 3, 4, 5); |
| List<Integer> outputList = Arrays.asList(10, 20, 30, 40, 50); |
| |
| CollectionStream<Integer> input = CollectionStream.of("test", "input", inputList); |
| CollectionStream output = CollectionStream.empty("test", "output"); |
| |
| TestRunner |
| .of(MyStreamTestTask.class) |
| .addInputStream(input) |
| .addOutputStream(output) |
| .addOverrideConfig("job.container.thread.pool.size", "4") |
| .run(Duration.ofSeconds(1)); |
| |
| StreamAssert.containsInOrder(output, outputList, Duration.ofMillis(1000)); |
| } |
| |
| @Test |
| public void testSyncTaskWithMultiplePartition() throws Exception { |
| Map<Integer, List<KV>> inputPartitionData = new HashMap<>(); |
| Map<Integer, List<Integer>> expectedOutputPartitionData = new HashMap<>(); |
| List<Integer> partition = Arrays.asList(1, 2, 3, 4, 5); |
| List<Integer> outputPartition = partition.stream().map(x -> x * 10).collect(Collectors.toList()); |
| for (int i = 0; i < 5; i++) { |
| List<KV> keyedPartition = new ArrayList<>(); |
| for (Integer val : partition) { |
| keyedPartition.add(KV.of(i, val)); |
| } |
| inputPartitionData.put(i, keyedPartition); |
| expectedOutputPartitionData.put(i, new ArrayList<Integer>(outputPartition)); |
| } |
| |
| CollectionStream<KV> inputStream = CollectionStream.of("test", "input", inputPartitionData); |
| CollectionStream outputStream = CollectionStream.empty("test", "output", 5); |
| |
| TestRunner |
| .of(MyStreamTestTask.class) |
| .addInputStream(inputStream) |
| .addOutputStream(outputStream) |
| .run(Duration.ofSeconds(2)); |
| |
| StreamAssert.containsInOrder(outputStream, expectedOutputPartitionData, Duration.ofMillis(1000)); |
| } |
| |
| @Test |
| public void testSyncTaskWithMultiplePartitionMultithreaded() throws Exception { |
| Map<Integer, List<KV>> inputPartitionData = new HashMap<>(); |
| Map<Integer, List<Integer>> expectedOutputPartitionData = new HashMap<>(); |
| List<Integer> partition = Arrays.asList(1, 2, 3, 4, 5); |
| List<Integer> outputPartition = partition.stream().map(x -> x * 10).collect(Collectors.toList()); |
| for (int i = 0; i < 5; i++) { |
| List<KV> keyedPartition = new ArrayList<>(); |
| for (Integer val : partition) { |
| keyedPartition.add(KV.of(i, val)); |
| } |
| inputPartitionData.put(i, keyedPartition); |
| expectedOutputPartitionData.put(i, new ArrayList<Integer>(outputPartition)); |
| } |
| |
| CollectionStream<KV> inputStream = CollectionStream.of("test", "input", inputPartitionData); |
| CollectionStream outputStream = CollectionStream.empty("test", "output", 5); |
| |
| TestRunner |
| .of(MyStreamTestTask.class) |
| .addInputStream(inputStream) |
| .addOutputStream(outputStream) |
| .addOverrideConfig("job.container.thread.pool.size", "4") |
| .run(Duration.ofSeconds(2)); |
| |
| StreamAssert.containsInOrder(outputStream, expectedOutputPartitionData, Duration.ofMillis(1000)); |
| } |
| } |