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shrine-medco/hub/broadcaster-aggregator/src/test/scala/net/shrine/broadcaster/BufferingMultiplexerTest.scala
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BufferingMultiplexerTest.scala
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package net.shrine.broadcaster
import net.shrine.util.ShouldMatchersForJUnit
import org.junit.Test
import net.shrine.protocol.NodeId
import net.shrine.protocol.DeleteQueryResponse
import net.shrine.protocol.Result
import scala.concurrent.Future
import scala.concurrent.Await
/**
* @author clint
* @date Dec 3, 2013
*/
final class BufferingMultiplexerTest extends ShouldMatchersForJUnit {
@Test
def testProcessResponse {
val numNodes = 5
val nodeIds = (1 to numNodes).map(i => NodeId(i.toString)).toSet
val multiplexer = new BufferingMultiplexer(nodeIds)
multiplexer.numHeardFrom should be(0)
import scala.concurrent.duration._
val resp = DeleteQueryResponse(12345L)
val Seq(result0, result1, result2, result3, result4) = nodeIds.map(id => Result(id, 1.second, resp)).toSeq
multiplexer.processResponse(result0)
multiplexer.numHeardFrom should be(1)
multiplexer.processResponse(result1)
multiplexer.numHeardFrom should be(2)
multiplexer.processResponse(result2)
multiplexer.numHeardFrom should be(3)
multiplexer.processResponse(result3)
multiplexer.numHeardFrom should be(4)
multiplexer.processResponse(result4)
multiplexer.numHeardFrom should be(5)
val responses = multiplexer.resultsSoFar
responses.take(5) should equal(Seq(result0, result1, result2, result3, result4))
}
@Test
def testProcessResponseConcurrently {
val numNodes = 5
val nodeIds = (1 to numNodes).map(i => NodeId(i.toString)).toSet
val multiplexer = new BufferingMultiplexer(nodeIds)
multiplexer.numHeardFrom should be(0)
import scala.concurrent.duration._
val resp = DeleteQueryResponse(12345L)
val results = nodeIds.map(id => Result(id, 1.second, resp)).toSeq
import scala.concurrent.ExecutionContext.Implicits._
val futures = for {
result <- results
} yield Future {
multiplexer.processResponse(result)
}
Await.result(Future.sequence(futures), 1.minute)
multiplexer.numHeardFrom should be(5)
val responses = multiplexer.resultsSoFar
responses.take(5).toSet should equal(results.toSet)
}
@Test
def testResponses {
val numNodes = 5
val nodeIds = (1 to numNodes).map(i => NodeId(i.toString)).toSet
val multiplexer = new BufferingMultiplexer(nodeIds)
multiplexer.numHeardFrom should be(0)
import scala.concurrent.duration._
val resp = DeleteQueryResponse(12345L)
val results = nodeIds.map(id => Result(id, 1.second, resp)).toSeq
import scala.concurrent.ExecutionContext.Implicits._
val futures = for {
result <- results
} yield Future {
Thread.sleep(1000)
multiplexer.processResponse(result)
}
Await.result(Future.sequence(futures), 1.minute)
val responses = Await.result(multiplexer.responses, 30.seconds)
responses.size should be(5)
responses.toSet should equal(results.toSet)
}
@Test
def testResponsesTimeout {
val numNodes = 5
val nodeIds = (1 to numNodes).map(i => NodeId(i.toString)).toSet
val multiplexer = new BufferingMultiplexer(nodeIds)
multiplexer.numHeardFrom should be(0)
import scala.concurrent.duration._
val resp = DeleteQueryResponse(12345L)
val results = nodeIds.map(id => Result(id, 1.second, resp)).toSeq
import scala.concurrent.ExecutionContext.Implicits._
val futures = (for {
result <- results.take(4)
} yield Future {
Thread.sleep(100)
multiplexer.processResponse(result)
}) :+ Future {
Thread.sleep(5000) //5 seconds
}
Thread.sleep(1000)
val responses = multiplexer.resultsSoFar
responses.size should be(4)
responses.toSet should equal(results.take(4).toSet)
}
}
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