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fix race condition in WriteAggregatorSpec, #25581 (#28242)

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* sometimes failed: "WriteAggregator with delta must timeout when less than required acks"
* the DeltaNack will trigger immedediate send of Write
* seems to be a race condition of when the probe is receiving the Write
  from the DeltaNack vs the last expected DeltaPropagation
This commit is contained in:
Patrik Nordwall 2019-11-25 17:06:27 +01:00 • committed by Arnout Engelen
parent 2ef50cb054
commit bb99bdb02f
1 changed files with 4 additions and 1 deletions
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5
akka-distributed-data/src/test/scala/akka/cluster/ddata/WriteAggregatorSpec.scala
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@ -354,9 +354,12 @@ class WriteAggregatorSpec extends AkkaSpec(s"""
probe.expectMsgType[DeltaPropagation] probe.expectMsgType[DeltaPropagation]
probe.lastSender ! WriteAck probe.lastSender ! WriteAck
probe.expectMsgType[DeltaPropagation] probe.expectMsgType[DeltaPropagation]
// no reply
probe.expectMsgType[DeltaPropagation]
// nack // nack
probe.lastSender ! DeltaNack probe.lastSender ! DeltaNack
probe.expectMsgType[DeltaPropagation] // the nack will triggger an immediate Write
probe.expectMsgType[Write]
// no reply // no reply
// only 1 ack so we expect 3 full state Write // only 1 ack so we expect 3 full state Write