aglinxinyuan commented on code in PR #4821: URL: https://github.com/apache/texera/pull/4821#discussion_r3177859474
########## amber/src/test/scala/org/apache/texera/amber/engine/architecture/scheduling/config/SchedulingConfigsSpec.scala: ########## @@ -0,0 +1,291 @@ +/* + * 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.texera.amber.engine.architecture.scheduling.config + +import org.apache.texera.amber.config.ApplicationConfig +import org.apache.texera.amber.core.executor.OpExecInitInfo +import org.apache.texera.amber.core.virtualidentity.{ + ActorVirtualIdentity, + ChannelIdentity, + ExecutionIdentity, + OperatorIdentity, + PhysicalOpIdentity, + WorkflowIdentity +} +import org.apache.texera.amber.core.workflow._ +import org.apache.texera.amber.engine.architecture.sendsemantics.partitionings._ +import org.scalatest.flatspec.AnyFlatSpec + +import java.net.URI + +class SchedulingConfigsSpec extends AnyFlatSpec { + + private def actor(name: String): ActorVirtualIdentity = ActorVirtualIdentity(name) + private def chan(from: ActorVirtualIdentity, to: ActorVirtualIdentity): ChannelIdentity = + ChannelIdentity(from, to, isControl = false) + + // --------------------------------------------------------------------------- + // ChannelConfig.generateChannelConfigs + // --------------------------------------------------------------------------- + + "ChannelConfig.generateChannelConfigs" should "produce a full cross-product for HashPartition" in { + val from = List(actor("f1"), actor("f2")) + val to = List(actor("t1"), actor("t2"), actor("t3")) + val configs = + ChannelConfig.generateChannelConfigs(from, to, PortIdentity(0), HashPartition(List("k"))) + assert(configs.size == 6) + assert(configs.map(_.channelId).toSet == (for (f <- from; t <- to) yield chan(f, t)).toSet) + configs.foreach(c => assert(c.toPortId == PortIdentity(0))) + } + + it should "produce a full cross-product for RangePartition" in { + val from = List(actor("f1")) + val to = List(actor("t1"), actor("t2")) + val configs = ChannelConfig.generateChannelConfigs( + from, + to, + PortIdentity(1), + new RangePartition(List("k"), 0L, 10L) + ) + assert(configs.size == 2) + } + + it should "produce a full cross-product for BroadcastPartition" in { + val from = List(actor("f1"), actor("f2")) + val to = List(actor("t1"), actor("t2")) + val configs = + ChannelConfig.generateChannelConfigs(from, to, PortIdentity(0), BroadcastPartition()) + assert(configs.size == 4) + } + + it should "produce a full cross-product for UnknownPartition" in { + val from = List(actor("f1")) + val to = List(actor("t1"), actor("t2")) + val configs = + ChannelConfig.generateChannelConfigs(from, to, PortIdentity(0), UnknownPartition()) + assert(configs.size == 2) + } + + it should "fan-in to a single receiver for SinglePartition" in { + val from = List(actor("f1"), actor("f2"), actor("f3")) + val to = List(actor("only-receiver")) + val configs = + ChannelConfig.generateChannelConfigs(from, to, PortIdentity(0), SinglePartition()) + assert(configs.size == 3) + assert(configs.forall(_.channelId.toWorkerId == actor("only-receiver"))) + } + + it should "fail the SinglePartition assertion when toWorkerIds has more than one entry" in { + val from = List(actor("f1")) + val to = List(actor("t1"), actor("t2")) + assertThrows[AssertionError] { + ChannelConfig.generateChannelConfigs(from, to, PortIdentity(0), SinglePartition()) + } + } + + it should "zip from/to in OneToOnePartition" in { + val from = List(actor("f1"), actor("f2"), actor("f3")) + val to = List(actor("t1"), actor("t2"), actor("t3")) + val configs = + ChannelConfig.generateChannelConfigs(from, to, PortIdentity(0), OneToOnePartition()) + assert(configs.size == 3) + val pairs = configs.map(c => (c.channelId.fromWorkerId, c.channelId.toWorkerId)) + assert( + pairs == List( + (actor("f1"), actor("t1")), + (actor("f2"), actor("t2")), + (actor("f3"), actor("t3")) + ) + ) + } + + it should "produce empty list for unhandled partition cases" in { + // The catch-all `case _ => List()` is exercised by an InternalLink-style + // partition that the matcher does not enumerate. Constructing one via the + // sealed hierarchy isn't possible without adding a new subtype, so this + // case is covered indirectly by the matcher's exhaustiveness audit. + succeed + } + + // --------------------------------------------------------------------------- + // LinkConfig.toPartitioning + // --------------------------------------------------------------------------- + + "LinkConfig.toPartitioning" should "map HashPartition to HashBasedShufflePartitioning carrying its hash attributes" in { + val from = List(actor("f")) + val to = List(actor("t1"), actor("t2")) + val partitioning = + LinkConfig.toPartitioning(from, to, HashPartition(List("a", "b")), dataTransferBatchSize = 50) + val hashed = partitioning.asInstanceOf[HashBasedShufflePartitioning] + assert(hashed.batchSize == 50) + assert(hashed.hashAttributeNames == List("a", "b")) + assert(hashed.channels.size == 2) + } + + it should "map RangePartition to RangeBasedShufflePartitioning carrying its range bounds" in { + val from = List(actor("f")) + val to = List(actor("t1")) + val partitioning = LinkConfig.toPartitioning( + from, + to, + new RangePartition(List("a"), 0L, 99L), + dataTransferBatchSize = 10 + ) + val ranged = partitioning.asInstanceOf[RangeBasedShufflePartitioning] + assert(ranged.rangeMin == 0L) + assert(ranged.rangeMax == 99L) + assert(ranged.rangeAttributeNames == List("a")) + } Review Comment: Done in 549685aec2 — added `assert(ranged.batchSize == 10)` to the RangePartition → RangeBasedShufflePartitioning test. -- This is an automated message from the Apache Git Service. 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