/
AccrualFailureDetectorSpec.scala
131 lines (86 loc) · 2.82 KB
/
AccrualFailureDetectorSpec.scala
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/**
* Copyright (C) 2009-2012 Typesafe Inc. <http://www.typesafe.com>
*/
package akka.cluster
import java.net.InetSocketAddress
import akka.testkit.AkkaSpec
import akka.actor.Address
class AccrualFailureDetectorSpec extends AkkaSpec("""
akka.loglevel = "INFO"
""") {
"An AccrualFailureDetector" must {
val conn = Address("akka", "", "localhost", 2552)
val conn2 = Address("akka", "", "localhost", 2553)
"return phi value of 0.0D on startup for each address" in {
val fd = new AccrualFailureDetector(system, conn)
fd.phi(conn) must be(0.0D)
fd.phi(conn2) must be(0.0D)
}
"mark node as available after a series of successful heartbeats" in {
val fd = new AccrualFailureDetector(system, conn)
fd.heartbeat(conn)
Thread.sleep(1000)
fd.heartbeat(conn)
Thread.sleep(100)
fd.heartbeat(conn)
fd.isAvailable(conn) must be(true)
}
"mark node as dead after explicit removal of connection" in {
val fd = new AccrualFailureDetector(system, conn)
fd.heartbeat(conn)
Thread.sleep(1000)
fd.heartbeat(conn)
Thread.sleep(100)
fd.heartbeat(conn)
fd.isAvailable(conn) must be(true)
fd.remove(conn)
fd.isAvailable(conn) must be(false)
}
"mark node as available after explicit removal of connection and receiving heartbeat again" in {
val fd = new AccrualFailureDetector(system, conn)
fd.heartbeat(conn)
Thread.sleep(1000)
fd.heartbeat(conn)
Thread.sleep(100)
fd.heartbeat(conn)
fd.isAvailable(conn) must be(true)
fd.remove(conn)
fd.isAvailable(conn) must be(false)
// it recieves heartbeat from an explicitly removed node
fd.heartbeat(conn)
Thread.sleep(1000)
fd.heartbeat(conn)
Thread.sleep(100)
fd.heartbeat(conn)
fd.isAvailable(conn) must be(true)
}
"mark node as dead if heartbeat are missed" in {
val fd = new AccrualFailureDetector(system, conn, threshold = 3)
fd.heartbeat(conn)
Thread.sleep(1000)
fd.heartbeat(conn)
Thread.sleep(100)
fd.heartbeat(conn)
fd.isAvailable(conn) must be(true)
Thread.sleep(5000)
fd.isAvailable(conn) must be(false)
}
"mark node as available if it starts heartbeat again after being marked dead due to detection of failure" in {
val fd = new AccrualFailureDetector(system, conn, threshold = 3)
fd.heartbeat(conn)
Thread.sleep(1000)
fd.heartbeat(conn)
Thread.sleep(100)
fd.heartbeat(conn)
fd.isAvailable(conn) must be(true)
Thread.sleep(5000)
fd.isAvailable(conn) must be(false)
fd.heartbeat(conn)
Thread.sleep(1000)
fd.heartbeat(conn)
Thread.sleep(100)
fd.heartbeat(conn)
fd.isAvailable(conn) must be(true)
}
}
}