aglinxinyuan commented on code in PR #6289: URL: https://github.com/apache/texera/pull/6289#discussion_r3550268869
########## amber/src/test/scala/org/apache/texera/amber/engine/architecture/worker/WorkflowWorkerSpec.scala: ########## @@ -0,0 +1,188 @@ +/* + * 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.worker + +import org.apache.pekko.actor.{ActorSystem, Props} +import org.apache.pekko.testkit.{ImplicitSender, TestActorRef, TestKit, TestProbe} +import org.apache.texera.amber.clustering.SingleNodeListener +import org.apache.texera.amber.core.executor.OpExecWithClassName +import org.apache.texera.amber.core.virtualidentity.{ + ActorVirtualIdentity, + ChannelIdentity, + EmbeddedControlMessageIdentity +} +import org.apache.texera.amber.engine.architecture.coordinator.ReplayStatusUpdate +import org.apache.texera.amber.engine.architecture.rpc.controlcommands.{ + AsyncRPCContext, + ControlInvocation, + EmptyRequest, + InitializeExecutorRequest +} +import org.apache.texera.amber.engine.architecture.scheduling.config.WorkerConfig +import org.apache.texera.amber.engine.architecture.worker.WorkflowWorker.{ + ActorCommandElement, + DPInputQueueElement, + FaultToleranceConfig, + MainThreadDelegateMessage, + StateRestoreConfig, + TimerBasedControlElement, + TriggerSend, + WorkerReplayInitialization +} +import org.apache.texera.amber.engine.common.actormessage.Backpressure +import org.apache.texera.amber.engine.common.ambermessage.WorkflowFIFOMessage +import org.apache.texera.amber.engine.common.virtualidentity.util.COORDINATOR +import org.apache.texera.amber.engine.common.{AmberRuntime, CheckpointState, SerializedState} +import org.scalatest.BeforeAndAfterAll +import org.scalatest.flatspec.AnyFlatSpecLike + +import java.net.URI +import java.util.concurrent.{CompletableFuture, LinkedBlockingQueue} +import scala.collection.mutable + +class WorkflowWorkerSpec + extends TestKit(ActorSystem("WorkflowWorkerSpec", AmberRuntime.pekkoConfig)) + with ImplicitSender + with AnyFlatSpecLike + with BeforeAndAfterAll { + + // The "Worker:...-<idx>" form is required so VirtualIdentityUtils.getWorkerIndex + // resolves an index; otherwise loadFromCheckpoint's restoreExecutorState throws. + private val identifier1 = ActorVirtualIdentity("Worker:WF1-E1-op-layer-1") + + override def beforeAll(): Unit = { + system.actorOf(Props[SingleNodeListener](), "cluster-info") + } + + override def afterAll(): Unit = { + TestKit.shutdownActorSystem(system) + } + + private def mkWorker(): TestActorRef[WorkflowWorker] = + TestActorRef( + new WorkflowWorker(WorkerConfig(identifier1), WorkerReplayInitialization()) + ) + + "WorkflowWorker" should "enqueue backpressure, run handleActorCommand directly, and preRestart" in { + val worker = mkWorker() + // Stop the DP thread first: it blocks on inputQueue.take and would otherwise + // steal the element we enqueue below before we can poll it. + worker.underlyingActor.dpThread.stop() + + // (a) handleBackpressure enqueues an ActorCommandElement(Backpressure(true)). + worker.underlyingActor.handleBackpressure(true) + assert(worker.underlyingActor.inputQueue.poll() == ActorCommandElement(Backpressure(true))) + + // (b) handleActorCommand is dead code (not wired into receive); invoke it directly + // and apply the returned PartialFunction. + val handler = worker.underlyingActor.handleActorCommand + assert(handler.isDefinedAt(Backpressure(true))) + handler.apply(Backpressure(true)) + + // (c) preRestart tears the worker down; safe because initState already ran (dpThread + // is non-null) during synchronous TestActorRef construction. + worker.underlyingActor.preRestart(new RuntimeException("x"), None) + } + + "WorkflowWorker" should "run a MainThreadDelegateMessage closure via handleTriggerClosure" in { + val worker = mkWorker() + val f = new CompletableFuture[Boolean]() + // TestActorRef dispatches synchronously, so receive -> handleTriggerClosure runs inline. + worker ! MainThreadDelegateMessage(_ => f.complete(true)) + assert(f.get()) + worker.underlyingActor.dpThread.stop() Review Comment: Bounded it — `f.get(5, TimeUnit.SECONDS)` (31a5fba) so a regression that drops the delegate fails fast instead of hanging CI. ########## amber/src/test/scala/org/apache/texera/amber/engine/architecture/worker/WorkflowWorkerSpec.scala: ########## @@ -0,0 +1,188 @@ +/* + * 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.worker + +import org.apache.pekko.actor.{ActorSystem, Props} +import org.apache.pekko.testkit.{ImplicitSender, TestActorRef, TestKit, TestProbe} +import org.apache.texera.amber.clustering.SingleNodeListener +import org.apache.texera.amber.core.executor.OpExecWithClassName +import org.apache.texera.amber.core.virtualidentity.{ + ActorVirtualIdentity, + ChannelIdentity, + EmbeddedControlMessageIdentity +} +import org.apache.texera.amber.engine.architecture.coordinator.ReplayStatusUpdate +import org.apache.texera.amber.engine.architecture.rpc.controlcommands.{ + AsyncRPCContext, + ControlInvocation, + EmptyRequest, + InitializeExecutorRequest +} +import org.apache.texera.amber.engine.architecture.scheduling.config.WorkerConfig +import org.apache.texera.amber.engine.architecture.worker.WorkflowWorker.{ + ActorCommandElement, + DPInputQueueElement, + FaultToleranceConfig, + MainThreadDelegateMessage, + StateRestoreConfig, + TimerBasedControlElement, + TriggerSend, + WorkerReplayInitialization +} +import org.apache.texera.amber.engine.common.actormessage.Backpressure +import org.apache.texera.amber.engine.common.ambermessage.WorkflowFIFOMessage +import org.apache.texera.amber.engine.common.virtualidentity.util.COORDINATOR +import org.apache.texera.amber.engine.common.{AmberRuntime, CheckpointState, SerializedState} +import org.scalatest.BeforeAndAfterAll +import org.scalatest.flatspec.AnyFlatSpecLike + +import java.net.URI +import java.util.concurrent.{CompletableFuture, LinkedBlockingQueue} +import scala.collection.mutable + +class WorkflowWorkerSpec + extends TestKit(ActorSystem("WorkflowWorkerSpec", AmberRuntime.pekkoConfig)) + with ImplicitSender + with AnyFlatSpecLike + with BeforeAndAfterAll { + + // The "Worker:...-<idx>" form is required so VirtualIdentityUtils.getWorkerIndex + // resolves an index; otherwise loadFromCheckpoint's restoreExecutorState throws. + private val identifier1 = ActorVirtualIdentity("Worker:WF1-E1-op-layer-1") + + override def beforeAll(): Unit = { + system.actorOf(Props[SingleNodeListener](), "cluster-info") + } + + override def afterAll(): Unit = { + TestKit.shutdownActorSystem(system) + } + + private def mkWorker(): TestActorRef[WorkflowWorker] = + TestActorRef( + new WorkflowWorker(WorkerConfig(identifier1), WorkerReplayInitialization()) + ) + + "WorkflowWorker" should "enqueue backpressure, run handleActorCommand directly, and preRestart" in { + val worker = mkWorker() + // Stop the DP thread first: it blocks on inputQueue.take and would otherwise + // steal the element we enqueue below before we can poll it. + worker.underlyingActor.dpThread.stop() + + // (a) handleBackpressure enqueues an ActorCommandElement(Backpressure(true)). + worker.underlyingActor.handleBackpressure(true) + assert(worker.underlyingActor.inputQueue.poll() == ActorCommandElement(Backpressure(true))) + + // (b) handleActorCommand is dead code (not wired into receive); invoke it directly + // and apply the returned PartialFunction. + val handler = worker.underlyingActor.handleActorCommand + assert(handler.isDefinedAt(Backpressure(true))) + handler.apply(Backpressure(true)) + Review Comment: Wrapped the `handleActorCommand.apply` call in `Console.withOut(new ByteArrayOutputStream())` so the production `println` no longer adds test-output noise, while still covering the (currently unwired) code path (31a5fba). -- This is an automated message from the Apache Git Service. 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