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Changed TestableAggregateRoot to be explicit on commandhandling failu…
…res (#44) Changed TestableAggregateRoot to be explicit on commandhandling failures Ensured TestableAggregateRoot works properly based on a starting 'given' (the actor was created in when, that is now part of given that is actually class constructor work) Added tests to cover the functionality of TestableAggregateRoot
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63 changes: 63 additions & 0 deletions
63
bounded-test/src/test/scala/io/cafienne/bounded/test/SpecConfig.scala
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,63 @@ | ||
| /* | ||
| * Copyright (C) 2016-2018 Cafienne B.V. <https://www.cafienne.io/bounded> | ||
| */ | ||
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| package io.cafienne.bounded.test | ||
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| import com.typesafe.config.ConfigFactory | ||
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| object SpecConfig { | ||
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| /* | ||
| PLEASE NOTE: | ||
| Currently the https://github.com/dnvriend/akka-persistence-inmemory is NOT working for Aggregate Root tests | ||
| because it is not possible to use a separate instance writing the events that should be in the event store | ||
| before you actually create the aggregate root (should replay those stored events) to check execution of a new | ||
| command. | ||
| A new configuration that uses the akka bundled inmem storage is added to create a working situation. | ||
| */ | ||
| val testConfig = ConfigFactory.parseString( | ||
| """ | ||
| | akka { | ||
| | loglevel = "DEBUG" | ||
| | stdout-loglevel = "DEBUG" | ||
| | loggers = ["akka.testkit.TestEventListener"] | ||
| | actor { | ||
| | default-dispatcher { | ||
| | executor = "fork-join-executor" | ||
| | fork-join-executor { | ||
| | parallelism-min = 8 | ||
| | parallelism-factor = 2.0 | ||
| | parallelism-max = 8 | ||
| | } | ||
| | } | ||
| | serialize-creators = off | ||
| | serialize-messages = off | ||
| | } | ||
| | persistence { | ||
| | publish-confirmations = on | ||
| | publish-plugin-commands = on | ||
| | journal { | ||
| | plugin = "inmemory-journal" | ||
| | } | ||
| | snapshot-store.plugin = "inmemory-snapshot-store" | ||
| | } | ||
| | test { | ||
| | single-expect-default = 10s | ||
| | timefactor = 1 | ||
| | } | ||
| | } | ||
| | inmemory-read-journal { | ||
| | refresh-interval = "10ms" | ||
| | max-buffer-size = "1000" | ||
| | } | ||
| | | ||
| | bounded.eventmaterializers.publish = true | ||
| | | ||
| | bounded.eventmaterializers.offsetstore { | ||
| | type = "inmemory" | ||
| | } | ||
| """.stripMargin | ||
| ) | ||
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| } |
88 changes: 88 additions & 0 deletions
88
bounded-test/src/test/scala/io/cafienne/bounded/test/TestAggregateRoot.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
| /* | ||
| * Copyright (C) 2016-2018 Cafienne B.V. <https://www.cafienne.io/bounded> | ||
| */ | ||
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| package io.cafienne.bounded.test | ||
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| import akka.actor.{ActorSystem, Props} | ||
| import io.cafienne.bounded.{BuildInfo, RuntimeInfo} | ||
| import io.cafienne.bounded.aggregate._ | ||
| import io.cafienne.bounded.test.DomainProtocol.StateUpdated | ||
| import io.cafienne.bounded.test.TestAggregateRoot.TestAggregateRootState | ||
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| import scala.collection.immutable.Seq | ||
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| object DomainProtocol { | ||
| case class TestAggregateRootId(id: String) extends AggregateRootId { | ||
| override def idAsString: String = id | ||
| } | ||
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| case class CreateInitialState(metaData: CommandMetaData, aggregateRootId: AggregateRootId, state: String) | ||
| extends DomainCommand | ||
| case class InitialStateCreated(metaData: MetaData, id: AggregateRootId, state: String) extends DomainEvent | ||
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| case class UpdateState(metaData: CommandMetaData, aggregateRootId: AggregateRootId, state: String) | ||
| extends DomainCommand | ||
| case class StateUpdated(metaData: MetaData, id: AggregateRootId, state: String) extends DomainEvent | ||
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| case class InvalidCommand(msg: String) extends HandlingFailure | ||
| case class InvalidState(msg: String) extends HandlingFailure | ||
| } | ||
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| class TestAggregateRoot(aggregateRootId: AggregateRootId, buildInfo: BuildInfo, runtimeInfo: RuntimeInfo) | ||
| extends AggregateRootActor[TestAggregateRootState] { | ||
| import DomainProtocol._ | ||
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| implicit val bi = buildInfo | ||
| implicit val ri = runtimeInfo | ||
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| override def aggregateId: AggregateRootId = aggregateRootId | ||
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| override def handleCommand(command: DomainCommand, aggregateState: Option[TestAggregateRootState]): Reply = { | ||
| command match { | ||
| case CreateInitialState(metaData, aggregateRootId, state) => | ||
| Ok(Seq[DomainEvent](InitialStateCreated(MetaData.fromCommand(metaData), aggregateRootId, state))) | ||
| case UpdateState(metaData, aggregateRootId, state) => | ||
| if (aggregateState.isDefined && aggregateState.get.state.equals("new")) { | ||
| Ok(Seq(StateUpdated(MetaData.fromCommand(metaData), aggregateRootId, state))) | ||
| } else { | ||
| Ko(InvalidState(s"The current state $aggregateState does not allow an update to $state")) | ||
| } | ||
| case other => Ko(new UnexpectedCommand(other)) | ||
| } | ||
| } | ||
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| override def newState(evt: DomainEvent): Option[TestAggregateRootState] = { | ||
| evt match { | ||
| case InitialStateCreated(metaData, id, state) => Some(TestAggregateRootState(state)) | ||
| case _ => | ||
| log.error("Event {} is not valid to create a new TestAggregateRootState") | ||
| throw new IllegalArgumentException(s"Event $evt is not valid to create a new TestAggregateRootState") | ||
| } | ||
| } | ||
| } | ||
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| object TestAggregateRoot { | ||
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| case class TestAggregateRootState(state: String) extends AggregateState[TestAggregateRootState] { | ||
| override def update(event: DomainEvent): Option[TestAggregateRootState] = { | ||
| event match { | ||
| case evt: StateUpdated => | ||
| Some(this.copy(state = evt.state)) | ||
| case other => throw new IllegalArgumentException(s"Cannot update state based on event $other") | ||
| } | ||
| } | ||
| } | ||
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| val aggregateRootTag = "ar-test" | ||
| } | ||
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| class TestAggregateRootCreator(system: ActorSystem)(implicit buildInfo: BuildInfo, runtimeInfo: RuntimeInfo) | ||
| extends AggregateRootCreator { | ||
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| override def props(aggregateRootId: AggregateRootId): Props = { | ||
| system.log.debug("Returning new Props for {}", aggregateRootId) | ||
| Props(classOf[TestAggregateRoot], aggregateRootId, buildInfo, runtimeInfo) | ||
| } | ||
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| } |
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