| /* |
| * 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.flink.training.exercises.longrides; |
| |
| import org.apache.flink.api.common.JobExecutionResult; |
| import org.apache.flink.runtime.testutils.MiniClusterResourceConfiguration; |
| import org.apache.flink.streaming.api.functions.source.SourceFunction; |
| import org.apache.flink.test.util.MiniClusterWithClientResource; |
| import org.apache.flink.training.exercises.common.datatypes.TaxiRide; |
| import org.apache.flink.training.exercises.testing.ComposedPipeline; |
| import org.apache.flink.training.exercises.testing.ExecutablePipeline; |
| import org.apache.flink.training.exercises.testing.ParallelTestSource; |
| import org.apache.flink.training.exercises.testing.TestSink; |
| import org.apache.flink.training.solutions.longrides.LongRidesSolution; |
| |
| import org.junit.ClassRule; |
| import org.junit.Test; |
| |
| import java.util.List; |
| |
| import static org.assertj.core.api.AssertionsForInterfaceTypes.assertThat; |
| |
| public class LongRidesIntegrationTest extends LongRidesTestBase { |
| |
| private static final int PARALLELISM = 2; |
| |
| /** This isn't necessary, but speeds up the tests. */ |
| @ClassRule |
| public static MiniClusterWithClientResource flinkCluster = |
| new MiniClusterWithClientResource( |
| new MiniClusterResourceConfiguration.Builder() |
| .setNumberSlotsPerTaskManager(PARALLELISM) |
| .setNumberTaskManagers(1) |
| .build()); |
| |
| @Test |
| public void shortRide() throws Exception { |
| |
| TaxiRide rideStarted = startRide(1, BEGINNING); |
| TaxiRide endedOneMinLater = endRide(rideStarted, ONE_MINUTE_LATER); |
| |
| ParallelTestSource<TaxiRide> source = |
| new ParallelTestSource<>(rideStarted, endedOneMinLater); |
| |
| assertThat(results(source)).isEmpty(); |
| } |
| |
| @Test |
| public void shortRideOutOfOrder() throws Exception { |
| TaxiRide rideStarted = startRide(1, BEGINNING); |
| TaxiRide endedOneMinLater = endRide(rideStarted, ONE_MINUTE_LATER); |
| |
| ParallelTestSource<TaxiRide> source = |
| new ParallelTestSource<>(endedOneMinLater, rideStarted); |
| |
| assertThat(results(source)).isEmpty(); |
| } |
| |
| @Test |
| public void multipleRides() throws Exception { |
| TaxiRide longRideWithoutEnd = startRide(1, BEGINNING); |
| TaxiRide twoHourRide = startRide(2, BEGINNING); |
| TaxiRide otherLongRide = startRide(3, ONE_MINUTE_LATER); |
| TaxiRide shortRide = startRide(4, ONE_HOUR_LATER); |
| TaxiRide shortRideEnded = endRide(shortRide, TWO_HOURS_LATER); |
| TaxiRide twoHourRideEnded = endRide(twoHourRide, BEGINNING); |
| TaxiRide otherLongRideEnded = endRide(otherLongRide, THREE_HOURS_LATER); |
| |
| ParallelTestSource<TaxiRide> source = |
| new ParallelTestSource<>( |
| longRideWithoutEnd, |
| twoHourRide, |
| otherLongRide, |
| shortRide, |
| shortRideEnded, |
| twoHourRideEnded, |
| otherLongRideEnded); |
| |
| assertThat(results(source)) |
| .containsExactlyInAnyOrder(longRideWithoutEnd.rideId, otherLongRide.rideId); |
| } |
| |
| private static final ExecutablePipeline<TaxiRide, Long> exercise = |
| (source, sink) -> new LongRidesExercise(source, sink).execute(); |
| |
| private static final ExecutablePipeline<TaxiRide, Long> solution = |
| (source, sink) -> new LongRidesSolution(source, sink).execute(); |
| |
| protected List<Long> results(SourceFunction<TaxiRide> source) throws Exception { |
| |
| TestSink<Long> sink = new TestSink<>(); |
| ComposedPipeline<TaxiRide, Long> longRidesPipeline = |
| new ComposedPipeline<>(exercise, solution); |
| JobExecutionResult jobResult = longRidesPipeline.execute(source, sink); |
| return sink.getResults(jobResult); |
| } |
| } |