| /* |
| * 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.gearpump.streaming.dsl.task |
| |
| import java.time.Instant |
| |
| import org.apache.gearpump.Message |
| import org.apache.gearpump.cluster.UserConfig |
| import org.apache.gearpump.streaming.MockUtil |
| import org.apache.gearpump.streaming.dsl.plan.functions.FunctionRunner |
| import org.apache.gearpump.streaming.dsl.task.TransformTask.Transform |
| import org.apache.gearpump.streaming.source.Watermark |
| import org.mockito.{Matchers => MockitoMatchers} |
| import org.mockito.Mockito.{times, verify, when} |
| import org.scalacheck.Gen |
| import org.scalatest.{Matchers, PropSpec} |
| import org.scalatest.mock.MockitoSugar |
| import org.scalatest.prop.PropertyChecks |
| |
| class TransformTaskSpec extends PropSpec with PropertyChecks with Matchers with MockitoSugar { |
| |
| private val timeGen = Gen.chooseNum[Long](Watermark.MIN.toEpochMilli, |
| Watermark.MAX.toEpochMilli - 1).map(Instant.ofEpochMilli) |
| private val runnerGen = { |
| val runner = mock[FunctionRunner[Any, Any]] |
| Gen.oneOf(Some(runner), None) |
| } |
| |
| property("TransformTask should emit on watermark") { |
| val msgGen = for { |
| str <- Gen.alphaStr.suchThat(!_.isEmpty) |
| t <- timeGen |
| } yield Message(s"$str:$t", t) |
| val msgsGen = Gen.listOfN(10, msgGen) |
| |
| forAll(runnerGen, msgsGen) { |
| (runner: Option[FunctionRunner[Any, Any]], msgs: List[Message]) => |
| val taskContext = MockUtil.mockTaskContext |
| implicit val system = MockUtil.system |
| val config = UserConfig.empty |
| val transform = new Transform[Any, Any](taskContext, runner) |
| val task = new TransformTask[Any, Any](transform, taskContext, config) |
| |
| msgs.foreach(task.onNext) |
| |
| runner.foreach(r => when(r.finish()).thenReturn(None)) |
| task.onWatermarkProgress(Watermark.MIN) |
| verify(taskContext, times(0)).output(MockitoMatchers.any[Message]) |
| |
| msgs.foreach { msg => |
| runner.foreach(r => |
| when(r.process(msg.msg)).thenReturn(Some(msg.msg))) |
| } |
| task.onWatermarkProgress(Watermark.MAX) |
| |
| msgs.foreach { msg => |
| verify(taskContext).output(MockitoMatchers.eq(Message(msg.msg, Watermark.MAX))) |
| } |
| } |
| } |
| |
| } |