Github user tzulitai commented on a diff in the pull request:
https://github.com/apache/flink/pull/4510#discussion_r137199417
--- Diff:
flink-runtime/src/test/java/org/apache/flink/runtime/executiongraph/ExecutionGraphRescalingTest.java
---
@@ -0,0 +1,235 @@
+/*
+ * 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.executiongraph;
+
+import org.apache.flink.api.common.ExecutionConfig;
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.metrics.groups.UnregisteredMetricsGroup;
+import org.apache.flink.runtime.akka.AkkaUtils;
+import
org.apache.flink.runtime.checkpoint.StandaloneCheckpointRecoveryFactory;
+import org.apache.flink.runtime.executiongraph.restart.NoRestartStrategy;
+import org.apache.flink.runtime.io.network.partition.ResultPartitionType;
+import org.apache.flink.runtime.jobgraph.DistributionPattern;
+import org.apache.flink.runtime.jobgraph.JobGraph;
+import org.apache.flink.runtime.jobgraph.JobVertex;
+import org.apache.flink.runtime.jobgraph.tasks.AbstractInvokable;
+import org.apache.flink.runtime.jobmanager.scheduler.Scheduler;
+import org.apache.flink.runtime.testingUtils.TestingUtils;
+
+import org.junit.Ignore;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Arrays;
+import java.util.Collections;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.fail;
+
+/**
+ * This class contains tests that verify when rescaling a {@link JobGraph},
+ * constructed {@link ExecutionGraph}s are correct.
+ */
+public class ExecutionGraphRescalingTest {
+
+ private static final Logger TEST_LOGGER =
LoggerFactory.getLogger(ExecutionGraphRescalingTest.class);
+
+ @Test
+ public void testExecutionGraphArbitraryDopConstructionTest() throws
Exception {
+
+ final Configuration config = new Configuration();
+
+ final JobVertex[] jobVertices =
createVerticesForSimpleBipartiteJobGraph();
+ final JobGraph jobGraph = new JobGraph(jobVertices);
+
+ // TODO rescaling the JobGraph is currently only supported if
the
+ // TODO configured parallelism is
ExecutionConfig.PARALLELISM_AUTO_MAX.
+ // TODO this limitation should be removed.
--- End diff --
Ok makes sense. I'll include that here.
---
