Move LeaderElectionSpec to multi-jvm. See #2113

akka-cluster/src/multi-jvm/scala/akka/cluster/LeaderElectionSpec.scala

@@ -0,0 +1,131 @@
+/**
+ *  Copyright (C) 2009-2012 Typesafe Inc. <http://www.typesafe.com>
+ */
+
+package akka.cluster
+
+import akka.testkit._
+import akka.dispatch._
+import akka.actor._
+import akka.remote._
+import akka.util.duration._
+
+import com.typesafe.config._
+
+import java.net.InetSocketAddress
+
+class LeaderElectionSpec extends ClusterSpec with ImplicitSender {
+  val portPrefix = 5
+
+  var node1: Cluster = _
+  var node2: Cluster = _
+  var node3: Cluster = _
+
+  var system1: ActorSystemImpl = _
+  var system2: ActorSystemImpl = _
+  var system3: ActorSystemImpl = _
+
+  try {
+    "A cluster of three nodes" must {
+
+      // ======= NODE 1 ========
+      system1 = ActorSystem("system1", ConfigFactory
+        .parseString("""
+          akka {
+            actor.provider = "akka.remote.RemoteActorRefProvider"
+            remote.netty.port = %d550
+          }""".format(portPrefix))
+        .withFallback(system.settings.config))
+        .asInstanceOf[ActorSystemImpl]
+      node1 = Cluster(system1)
+      val address1 = node1.remoteAddress
+
+      // ======= NODE 2 ========
+      system2 = ActorSystem("system2", ConfigFactory
+        .parseString("""
+          akka {
+            actor.provider = "akka.remote.RemoteActorRefProvider"
+            remote.netty.port = %d551
+            cluster.node-to-join = "akka://system1@localhost:%d550"
+          }""".format(portPrefix, portPrefix))
+        .withFallback(system.settings.config))
+        .asInstanceOf[ActorSystemImpl]
+      node2 = Cluster(system2)
+      val address2 = node2.remoteAddress
+
+      // ======= NODE 3 ========
+      system3 = ActorSystem("system3", ConfigFactory
+        .parseString("""
+          akka {
+            actor.provider = "akka.remote.RemoteActorRefProvider"
+            remote.netty.port = %d552
+            cluster.node-to-join = "akka://system1@localhost:%d550"
+          }""".format(portPrefix, portPrefix))
+        .withFallback(system.settings.config))
+        .asInstanceOf[ActorSystemImpl]
+      node3 = Cluster(system3)
+      val address3 = node3.remoteAddress
+
+      "be able to 'elect' a single leader" taggedAs LongRunningTest in {
+
+        println("Give the system time to converge...")
+        awaitConvergence(node1 :: node2 :: node3 :: Nil)
+
+        // check leader
+        node1.isLeader must be(true)
+        node2.isLeader must be(false)
+        node3.isLeader must be(false)
+      }
+
+      "be able to 're-elect' a single leader after leader has left" taggedAs LongRunningTest in {
+
+        // shut down system1 - the leader
+        node1.shutdown()
+        system1.shutdown()
+
+        // user marks node1 as DOWN
+        node2.down(address1)
+
+        println("Give the system time to converge...")
+        Thread.sleep(10.seconds.dilated.toMillis)
+        awaitConvergence(node2 :: node3 :: Nil)
+
+        // check leader
+        node2.isLeader must be(true)
+        node3.isLeader must be(false)
+      }
+
+      "be able to 're-elect' a single leader after leader has left (again, leaving a single node)" taggedAs LongRunningTest in {
+
+        // shut down system1 - the leader
+        node2.shutdown()
+        system2.shutdown()
+
+        // user marks node2 as DOWN
+        node3.down(address2)
+
+        println("Give the system time to converge...")
+        Thread.sleep(10.seconds.dilated.toMillis)
+        awaitConvergence(node3 :: Nil)
+
+        // check leader
+        node3.isLeader must be(true)
+      }
+    }
+  } catch {
+    case e: Exception ⇒
+      e.printStackTrace
+      fail(e.toString)
+  }
+
+  override def atTermination() {
+    if (node1 ne null) node1.shutdown()
+    if (system1 ne null) system1.shutdown()
+
+    if (node2 ne null) node2.shutdown()
+    if (system2 ne null) system2.shutdown()
+
+    if (node3 ne null) node3.shutdown()
+    if (system3 ne null) system3.shutdown()
+  }
+}