pnowojski commented on a change in pull request #17062: URL: https://github.com/apache/flink/pull/17062#discussion_r701052946
########## File path: flink-tests/src/test/java/org/apache/flink/runtime/operators/lifecycle/graph/TestJobBuilders.java ########## @@ -0,0 +1,292 @@ +/* + * 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.runtime.operators.lifecycle.graph; + +import org.apache.flink.api.common.typeinfo.TypeInformation; +import org.apache.flink.configuration.Configuration; +import org.apache.flink.runtime.operators.lifecycle.TestJobWithDescription; +import org.apache.flink.runtime.operators.lifecycle.command.TestCommandDispatcher; +import org.apache.flink.runtime.operators.lifecycle.event.TestEventQueue; +import org.apache.flink.streaming.api.CheckpointingMode; +import org.apache.flink.streaming.api.datastream.DataStream; +import org.apache.flink.streaming.api.datastream.MultipleConnectedStreams; +import org.apache.flink.streaming.api.datastream.SingleOutputStreamOperator; +import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; +import org.apache.flink.streaming.api.functions.AssignerWithPeriodicWatermarks; +import org.apache.flink.streaming.api.functions.sink.DiscardingSink; +import org.apache.flink.streaming.api.operators.ChainingStrategy; +import org.apache.flink.streaming.api.transformations.MultipleInputTransformation; +import org.apache.flink.streaming.api.watermark.Watermark; +import org.apache.flink.testutils.junit.SharedObjects; +import org.apache.flink.util.function.TriFunction; + +import javax.annotation.Nullable; + +import java.util.HashMap; +import java.util.HashSet; +import java.util.Map; +import java.util.function.Consumer; + +import static java.util.Arrays.asList; +import static java.util.Collections.singleton; +import static java.util.Collections.singletonList; +import static org.apache.flink.api.common.restartstrategy.RestartStrategies.noRestart; +import static org.apache.flink.configuration.JobManagerOptions.EXECUTION_FAILOVER_STRATEGY; + +/** Helper to build {@link TestJobWithDescription}. */ +public class TestJobBuilders { + + /** {@link TestJobWithDescription} builder. */ + public interface TestingGraphBuilder + extends TriFunction< + SharedObjects, + Consumer<Configuration>, + Consumer<StreamExecutionEnvironment>, + TestJobWithDescription> {} + + private TestJobBuilders() {} + + public static final TestingGraphBuilder SIMPLE_GRAPH_BUILDER = + new TestingGraphBuilder() { + @Override + public TestJobWithDescription apply( + SharedObjects shared, + Consumer<Configuration> confConsumer, + Consumer<StreamExecutionEnvironment> envConsumer) { + + TestEventQueue eventQueue = TestEventQueue.createShared(shared); + TestCommandDispatcher commandQueue = TestCommandDispatcher.createShared(shared); + StreamExecutionEnvironment env = prepareEnv(confConsumer, envConsumer); + + // using hashes so that operators emit identifiable events + String unitedSourceLeft = OP_ID_HASH_PREFIX + "1"; + String mapForward = OP_ID_HASH_PREFIX + "5"; + + DataStream<TestDataElement> src = + env.addSource( + new TestEventSource( + unitedSourceLeft, eventQueue, commandQueue)) + .setUidHash(unitedSourceLeft) + .assignTimestampsAndWatermarks(createWmAssigner()); + + SingleOutputStreamOperator<TestDataElement> forwardTransform = + src.transform( + "transform-1-forward", + TypeInformation.of(TestDataElement.class), + new OneInputTestStreamOperatorFactory( + mapForward, eventQueue)) + .setUidHash(mapForward); + + forwardTransform.addSink(new DiscardingSink<>()); + + Map<String, Integer> operatorsNumberOfInputs = new HashMap<>(); + operatorsNumberOfInputs.put(mapForward, 1); + + return new TestJobWithDescription( + env.getStreamGraph().getJobGraph(), + singleton(unitedSourceLeft), + new HashSet<>(singletonList(mapForward)), + new HashSet<>(asList(unitedSourceLeft, mapForward)), + operatorsNumberOfInputs, + eventQueue, + commandQueue); + } + + @Override + public String toString() { + return "simple graph"; + } + }; + + public static final TestingGraphBuilder COMPLEX_GRAPH_BUILDER = + new TestingGraphBuilder() { + @Override + public TestJobWithDescription apply( + SharedObjects shared, + Consumer<Configuration> confConsumer, + Consumer<StreamExecutionEnvironment> envConsumer) { + + TestEventQueue eventQueue = TestEventQueue.createShared(shared); + TestCommandDispatcher commandQueue = TestCommandDispatcher.createShared(shared); + + StreamExecutionEnvironment env = prepareEnv(confConsumer, envConsumer); + + // using hashes so that operators emit identifiable events + String unitedSourceLeft = OP_ID_HASH_PREFIX + "1"; + String unitedSourceRight = OP_ID_HASH_PREFIX + "2"; + String connectedSource = OP_ID_HASH_PREFIX + "3"; + String multiSource = OP_ID_HASH_PREFIX + "4"; + String mapForward = OP_ID_HASH_PREFIX + "5"; + String mapKeyed = OP_ID_HASH_PREFIX + "6"; + String mapTwoInput = OP_ID_HASH_PREFIX + "7"; + String multipleInput = OP_ID_HASH_PREFIX + "8"; + + // todo: FLIP-27 sources Review comment: If there is any left over TODO, let's do it after merging @rkhachatryan's PR and let's plan it between me, you @dawidwys and @gaoyunhaii . -- This is an automated message from the Apache Git Service. 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