| // 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. |
| |
| using System; |
| using Org.Apache.REEF.Driver.Evaluator; |
| using Org.Apache.REEF.Tang.Annotations; |
| using Org.Apache.REEF.Utilities.Logging; |
| |
| namespace Org.Apache.REEF.Tests.Functional.Failure |
| { |
| /// <summary> |
| /// Base class used by poisoning tests in which evaluator has running task. |
| /// In case of evaluator failure, we expect to get Failed evaluator event, with attached information about failed task and context. |
| /// This driver implements this check. |
| /// </summary> |
| internal class BasePoisonedEvaluatorWithRunningTaskDriver : |
| BasePoisonedEvaluatorDriver, |
| IObserver<IFailedEvaluator> |
| { |
| private static readonly Logger Logger = Logger.GetLogger(typeof(BasePoisonedEvaluatorWithRunningTaskDriver)); |
| internal const string FailedEvaluatorMessage = "I have seen a failed evaluator with correct failed context and task."; |
| |
| [Inject] |
| internal BasePoisonedEvaluatorWithRunningTaskDriver(IEvaluatorRequestor requestor) : base(requestor) |
| { |
| } |
| |
| public void OnNext(IFailedEvaluator value) |
| { |
| if (value.FailedTask.Value == null || !value.FailedTask.IsPresent()) |
| { |
| throw new Exception("No failed Task associated with failed Evaluator."); |
| } |
| |
| if (value.FailedTask.Value.Id != TaskId) |
| { |
| throw new Exception("Failed Task ID returned " + value.FailedTask.Value.Id |
| + ", was expecting Task ID " + TaskId); |
| } |
| |
| var expectedStr = "expected a single Context with Context ID " + ContextId + "."; |
| |
| if (value.FailedContexts == null) |
| { |
| throw new Exception("No Context was present but " + expectedStr); |
| } |
| |
| if (value.FailedContexts.Count != 1) |
| { |
| throw new Exception("Collection of failed Contexts contains " + value.FailedContexts.Count + " failed Contexts but " + expectedStr); |
| } |
| |
| if (value.FailedContexts[0].Id != ContextId) |
| { |
| throw new Exception("Failed Context ID " + value.FailedContexts[0].Id + ", expected " + ContextId + "."); |
| } |
| |
| // this log line is used for test success validation |
| Logger.Log(Level.Info, FailedEvaluatorMessage); |
| } |
| } |
| } |