97 lines
3.2 KiB
Scala
97 lines
3.2 KiB
Scala
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/**
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* Copyright (C) 2009-2012 Typesafe Inc. <http://www.typesafe.com>
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*/
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package akka.cluster
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import language.postfixOps
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import scala.collection.immutable.SortedSet
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import scala.concurrent.util.duration._
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import akka.actor.Address
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import akka.actor.Props
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import akka.cluster.MemberStatus._
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import akka.cluster.InternalClusterAction._
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import akka.cluster.ClusterEvent._
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import akka.testkit.AkkaSpec
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import akka.testkit.ImplicitSender
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object ClusterDomainEventPublisherSpec {
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val config = """
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akka.cluster.auto-join = off
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akka.actor.provider = "akka.cluster.ClusterActorRefProvider"
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akka.remote.log-remote-lifecycle-events = off
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akka.remote.netty.port = 0
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"""
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case class GossipTo(address: Address)
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}
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@org.junit.runner.RunWith(classOf[org.scalatest.junit.JUnitRunner])
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class ClusterDomainEventPublisherSpec extends AkkaSpec(ClusterDomainEventPublisherSpec.config) with ImplicitSender {
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import ClusterDomainEventPublisherSpec._
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val publisher = system.actorOf(Props[ClusterDomainEventPublisher], name = "test-publisher")
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val a1 = Member(Address("akka", "sys", "a", 2552), Up)
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val b1 = Member(Address("akka", "sys", "b", 2552), Up)
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val c1 = Member(Address("akka", "sys", "c", 2552), Joining)
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val c2 = Member(Address("akka", "sys", "c", 2552), Up)
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val d1 = Member(Address("akka", "sys", "a", 2551), Up)
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val g0 = Gossip(members = SortedSet(a1)).seen(a1.address)
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val g1 = Gossip(members = SortedSet(a1, b1, c1)).seen(a1.address).seen(b1.address).seen(c1.address)
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val g2 = Gossip(members = SortedSet(a1, b1, c2)).seen(a1.address)
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val g3 = g2.seen(b1.address).seen(c2.address)
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val g4 = Gossip(members = SortedSet(d1, a1, b1, c2)).seen(a1.address)
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val g5 = Gossip(members = SortedSet(d1, a1, b1, c2)).seen(a1.address).seen(b1.address).seen(c2.address).seen(d1.address)
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"ClusterDomainEventPublisher" must {
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"send snapshot when starting subscription" in {
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publisher ! PublishChanges(g0, g1)
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publisher ! Subscribe(testActor, classOf[ClusterDomainEvent])
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val state = expectMsgType[CurrentClusterState]
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state.members must be(g1.members)
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state.convergence must be(true)
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}
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"publish MemberUp when member status changed to Up" in {
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publisher ! PublishChanges(g1, g2)
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expectMsg(MemberUp(c2))
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expectMsg(ConvergenceChanged(false))
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expectMsgType[SeenChanged]
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}
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"publish convergence true when all seen it" in {
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publisher ! PublishChanges(g2, g3)
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expectMsg(ConvergenceChanged(true))
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expectMsgType[SeenChanged]
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}
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"publish leader changed when new leader and after convergence" in {
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publisher ! PublishChanges(g3, g4)
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expectMsg(MemberUp(d1))
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expectMsg(ConvergenceChanged(false))
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expectMsgType[SeenChanged]
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publisher ! PublishChanges(g4, g5)
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expectMsg(LeaderChanged(Some(d1.address)))
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expectMsg(ConvergenceChanged(true))
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expectMsgType[SeenChanged]
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// convergence both before and after
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publisher ! PublishChanges(g3, g5)
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expectMsg(MemberUp(d1))
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expectMsg(LeaderChanged(Some(d1.address)))
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expectMsgType[SeenChanged]
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expectNoMsg(1 second)
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// not convergence
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publisher ! PublishChanges(g2, g4)
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expectMsg(MemberUp(d1))
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expectNoMsg(1 second)
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}
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}
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}
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