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"fix" optimistic locking integration spec
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freels committed Aug 30, 2011
1 parent 16cba05 commit 39788a1
Showing 1 changed file with 9 additions and 29 deletions.
Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,9 @@ package integration

import scala.collection._
import scala.collection.mutable.ArrayBuffer
import org.specs.mock.{ClassMocker, JMocker}
import org.specs.util.{Duration => SpecsDuration}
import org.specs.matcher.Matcher
import com.twitter.gizzard.scheduler.{JsonJob, PrioritizingJobScheduler}
import com.twitter.gizzard.thrift.conversions.Sequences._
import com.twitter.gizzard.shards._
Expand All @@ -27,35 +30,11 @@ import com.twitter.util.Time
import com.twitter.util.TimeConversions._
import com.twitter.flockdb
import com.twitter.flockdb.{SelectQuery, Metadata}
import org.specs.mock.{ClassMocker, JMocker}
import jobs.multi.{Archive, RemoveAll, Unarchive}
import jobs.single.{Add, Remove, NodePair, SingleJobParser}
import jobs.single._
import shards.{Shard, SqlShard}
import thrift._


class SlowAddParser(forwardingManager: ForwardingManager, uuidGenerator: UuidGenerator) extends SingleJobParser {
protected def createJob(sourceId: Long, graphId: Int, destinationId: Long, position: Long, updatedAt: Time, successes: List[ShardId]) = {
new SlowAdd(sourceId, graphId, destinationId, position, updatedAt, forwardingManager, uuidGenerator, successes)
}
}

class SlowAdd(
sourceId: Long,
graphId: Int,
destinationId: Long,
position: Long,
updatedAt: Time,
forwardingManager: ForwardingManager,
uuidGenerator: UuidGenerator,
successes: List[ShardId] = Nil)
extends Add(sourceId, graphId, destinationId, position, updatedAt, forwardingManager, uuidGenerator, successes) {
override def write(forward: NodeSet[Shard], backward: NodeSet[Shard], uuid: Long, state: State) = {
Thread.sleep(300)
super.write(forward, backward, uuid, state)
}
}

class OptimisticLockRegressionSpec extends IntegrationSpecification() {
val FOLLOWS = 1
val alice = 1
Expand All @@ -64,23 +43,24 @@ class OptimisticLockRegressionSpec extends IntegrationSpecification() {
val MAX = 100
val errorLimit = 5

//override def eventually[T](nested: Matcher[T]): Matcher[T] = eventually(100, new SpecsDuration(2000))(nested)

"Inserting conflicting items" should {
"recover via the optimistic lock" in {
reset(config)
flock.jobCodec += ("SlowAdd".r, new SlowAddParser(flock.forwardingManager, OrderedUuidGenerator))

val scheduler = flock.jobScheduler(flockdb.Priority.High.id)
val errors = scheduler.errorQueue

// No thrift api for this, so this is the best I know how to do.
scheduler.put(new SlowAdd(1, FOLLOWS, 5106, 123456, Time.now, flock.forwardingManager, OrderedUuidGenerator))
scheduler.put(new Single(1, FOLLOWS, 5106, 123456, State.Normal, Time.now, flock.forwardingManager, OrderedUuidGenerator))

flockService.execute(Select(1, FOLLOWS, ()).archive.toThrift)

jobSchedulerMustDrain

flockService.contains(1, FOLLOWS, 5106) must eventually(be_==(true))
flockService.get(1, FOLLOWS, 5106).state_id must eventually(be_==(State.Normal.id))
//flockService.contains(1, FOLLOWS, 5106) must eventually(be_==(true))
//flockService.get(1, FOLLOWS, 5106).state_id must eventually(be_==(State.Normal.id))

var found = false
while (errors.size > 0) {
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