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test: correct sequence number for delete single snapshot test #579

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Jun 7, 2024
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test: correct sequence number for delete single snapshot test #579

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12 changes: 10 additions & 2 deletions core/src/test/scala/akka/persistence/r2dbc/snapshot/R2dbcSnapshotStoreSpec.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -60,12 +60,20 @@ class R2dbcSnapshotStoreSpec extends SnapshotStoreSpec(TestConfig.config) with T
result.snapshot.get.snapshot should ===("s-5")
}
"delete the single snapshot for a pid identified by sequenceNr in snapshot metadata" in {
val senderProbe = TestProbe()

// first confirm the current sequence number for the snapshot
snapshotStore.tell(LoadSnapshot(pid, SnapshotSelectionCriteria(), Long.MaxValue), senderProbe.ref)
val result = senderProbe.expectMsgType[LoadSnapshotResult]
result.snapshot shouldBe defined
val sequenceNr = result.snapshot.get.metadata.sequenceNr
sequenceNr shouldBe 15

val md =
SnapshotMetadata(pid, sequenceNr = 2, timestamp = 0) // don't care about timestamp for delete of single snap
SnapshotMetadata(pid, sequenceNr, timestamp = 0) // don't care about timestamp for delete of single snap
val cmd = DeleteSnapshot(md)
val sub = TestProbe()

val senderProbe = TestProbe()
subscribe[DeleteSnapshot](sub.ref)
snapshotStore.tell(cmd, senderProbe.ref)
sub.expectMsg(cmd)
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2 changes: 1 addition & 1 deletion docs/src/main/paradox/snapshots.md
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Expand Up @@ -21,7 +21,7 @@ configurations are supported.

@@@ note
Snapshots are optional, and if you know that the application doesn't store many events for each entity it is more
efficient to not enable the snapshot plugin, because then it will not try to read snapshots when recovering the entites.
efficient to not enable the snapshot plugin, because then it will not try to read snapshots when recovering the entities.
@@@

See also @ref:[Connection configuration](config.md#connection-configuration).
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