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Refactor trigger rule simulation lib (#16645)
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triggers/tests/src/test/scala/com/digitalasset/daml/lf/engine/trigger/CatGenerators.scala
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| // Copyright (c) 2023 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
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| package com.daml.lf.engine.trigger | ||
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| import akka.NotUsed | ||
| import akka.stream.scaladsl.Source | ||
| import com.daml.ledger.api.v1.command_submission_service.SubmitRequest | ||
| import com.daml.ledger.api.v1.commands.Command.{Command => ApiCommand} | ||
| import com.daml.ledger.api.v1.completion.Completion | ||
| import com.daml.ledger.api.v1.event.{ArchivedEvent, CreatedEvent, Event} | ||
| import com.daml.ledger.api.v1.transaction.Transaction | ||
| import com.daml.ledger.api.v1.{value => LedgerApi} | ||
| import com.daml.lf.crypto | ||
| import com.daml.lf.data.{Bytes, Ref} | ||
| import com.daml.lf.data.Ref.{Identifier, PackageId, QualifiedName} | ||
| import com.daml.lf.speedy.{Command, SValue} | ||
| import com.daml.lf.speedy.SValue.{SContractId, SInt64, SParty} | ||
| import com.daml.lf.value.Value.ContractId | ||
| import com.daml.script.converter.Converter.record | ||
| import com.google.rpc.status.Status | ||
| import io.grpc.Status.Code | ||
| import io.grpc.Status.Code.OK | ||
| import org.scalacheck.Gen | ||
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|
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| import java.util.UUID | ||
| import scala.concurrent.ExecutionContext | ||
|
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| trait CatGenerators { | ||
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| protected def packageId: PackageId | ||
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| val partyGen: Gen[String] = Gen.const("alice") | ||
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| def toContractId(s: String): ContractId = | ||
| ContractId.V1.assertBuild(crypto.Hash.hashPrivateKey(s), Bytes.assertFromString("00")) | ||
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| def create(template: String, owner: String, i: Long): CreatedEvent = | ||
| CreatedEvent( | ||
| contractId = toContractId(s"$template:$i").coid, | ||
| templateId = Some(LedgerApi.Identifier(packageId, "Cats", template)), | ||
| createArguments = Some( | ||
| LedgerApi.Record(fields = | ||
| Seq( | ||
| LedgerApi.RecordField("owner", Some(LedgerApi.Value().withParty(owner))), | ||
| template match { | ||
| case "TestControl" => | ||
| LedgerApi.RecordField("size", Some(LedgerApi.Value().withInt64(i))) | ||
| case _ => | ||
| LedgerApi.RecordField("isin", Some(LedgerApi.Value().withInt64(i))) | ||
| }, | ||
| ) | ||
| ) | ||
| ), | ||
| ) | ||
|
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| def archive(template: String, owner: String, i: Long): ArchivedEvent = | ||
| ArchivedEvent( | ||
| contractId = toContractId(s"$template:$i").coid, | ||
| templateId = Some(LedgerApi.Identifier(packageId, "Cats", template)), | ||
| witnessParties = Seq(owner), | ||
| ) | ||
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| def createCat(owner: String, i: Long): CreatedEvent = create("Cat", owner, i) | ||
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| def archivedCat(owner: String, i: Long): ArchivedEvent = archive("Cat", owner, i) | ||
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| def createFood(owner: String, i: Long): CreatedEvent = create("Food", owner, i) | ||
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| def archivedFood(owner: String, i: Long): ArchivedEvent = archive("Food", owner, i) | ||
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| def createCommandGen(maxNumOfCats: Long): Gen[Command.Create] = | ||
| for { | ||
| party <- partyGen | ||
| templateId <- Gen.frequency( | ||
| 1 -> Identifier(packageId, QualifiedName.assertFromString("Cats:Cat")), | ||
| 1 -> Identifier(packageId, QualifiedName.assertFromString("Cats:Food")), | ||
| ) | ||
| n <- Gen.choose(0, maxNumOfCats) | ||
| arguments = record( | ||
| templateId, | ||
| "owner" -> SParty(Ref.Party.assertFromString(party)), | ||
| "isin" -> SInt64(n), | ||
| ) | ||
| } yield Command.Create(templateId, arguments) | ||
|
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| def exerciseCommandGen(maxNumOfCats: Long): Gen[Command.ExerciseTemplate] = | ||
| for { | ||
| n <- Gen.choose(0L, maxNumOfCats) | ||
| templateId = Identifier(packageId, QualifiedName.assertFromString("Cats:Cat")) | ||
| contractId = SContractId(toContractId(s"Cat:$n")) | ||
| foodCid = SContractId(toContractId(s"Food:$n")) | ||
| choiceId <- Gen.const("Feed") | ||
| argument = record(templateId, "foodCid" -> foodCid) | ||
| } yield Command.ExerciseTemplate( | ||
| templateId, | ||
| contractId, | ||
| Ref.ChoiceName.assertFromString(choiceId), | ||
| argument, | ||
| ) | ||
|
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| def commandGen(maxNumOfCats: Long): Gen[Command] = Gen.frequency( | ||
| 1 -> createCommandGen(maxNumOfCats), | ||
| 9 -> exerciseCommandGen(maxNumOfCats), | ||
| ) | ||
|
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||
| def transactionGen( | ||
| owner: String, | ||
| numOfCats: Long = 0, | ||
| amountOfFood: Long = 0, | ||
| catsKilled: Long = 0, | ||
| foodEaten: Long = 0, | ||
| knownCmdId: String = UUID.randomUUID().toString, | ||
| ): Gen[Transaction] = | ||
| for { | ||
| id <- Gen.numStr | ||
| cmdId <- Gen.frequency( | ||
| 1 -> Gen.const(""), | ||
| 9 -> Gen.frequency( | ||
| 1 -> Gen.uuid.map(_.toString), | ||
| 9 -> Gen.const(knownCmdId), | ||
| ), | ||
| ) | ||
| cats = (0L to numOfCats) | ||
| .map(i => createCat(owner, i)) | ||
| .map(event => Event(Event.Event.Created(event))) | ||
| deadCats = (0L to catsKilled) | ||
| .map(i => archivedCat(owner, i)) | ||
| .map(event => Event(Event.Event.Archived(event))) | ||
| food = (0L to amountOfFood) | ||
| .map(i => createFood(owner, i)) | ||
| .map(event => Event(Event.Event.Created(event))) | ||
| eatenFood = (0L to foodEaten) | ||
| .map(i => archivedFood(owner, i)) | ||
| .map(event => Event(Event.Event.Archived(event))) | ||
| } yield Transaction( | ||
| transactionId = id, | ||
| commandId = cmdId, | ||
| events = cats ++ food ++ deadCats ++ eatenFood, | ||
| ) | ||
|
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||
| def successfulCompletionGen( | ||
| owner: String, | ||
| knownCmdId: String = UUID.randomUUID().toString, | ||
| ): Gen[Completion] = | ||
| for { | ||
| id <- Gen.numStr | ||
| cmdId <- Gen.frequency( | ||
| 1 -> Gen.const(""), | ||
| 9 -> Gen.frequency( | ||
| 1 -> Gen.uuid.map(_.toString), | ||
| 9 -> Gen.const(knownCmdId), | ||
| ), | ||
| ) | ||
| } yield Completion( | ||
| commandId = cmdId, | ||
| status = Some(Status(OK.value(), "")), | ||
| transactionId = id, | ||
| actAs = Seq(owner), | ||
| ) | ||
|
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| def failingCompletionGen( | ||
| owner: String, | ||
| knownCmdId: String = UUID.randomUUID().toString, | ||
| ): Gen[Completion] = | ||
| for { | ||
| id <- Gen.numStr | ||
| cmdId <- Gen.frequency( | ||
| 1 -> Gen.const(""), | ||
| 9 -> Gen.frequency( | ||
| 1 -> Gen.uuid.map(_.toString), | ||
| 9 -> Gen.const(knownCmdId), | ||
| ), | ||
| ) | ||
| code <- Gen.choose(1, Code.values().length) | ||
| } yield Completion( | ||
| commandId = cmdId, | ||
| status = Some(Status(code, "simulated-failure")), | ||
| transactionId = id, | ||
| actAs = Seq(owner), | ||
| ) | ||
| } | ||
|
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| trait CatTriggerResourceUsageTestGenerators extends CatGenerators { | ||
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| def acsGen(owner: String, size: Long): Seq[CreatedEvent] = | ||
| acsGen(owner, size, size) | ||
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| def acsGen(owner: String, numOfCats: Long, amountOfFood: Long): Seq[CreatedEvent] = | ||
| (0L to numOfCats).map(i => createCat(owner, i)) ++ (0L to amountOfFood).map(i => | ||
| createFood(owner, i) | ||
| ) | ||
|
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| def monotonicACS(owner: String, sizeGen: Iterator[Long]): Iterator[Seq[CreatedEvent]] = | ||
| sizeGen.map(acsGen(owner, _)) | ||
|
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| def triggerIterator(simulator: TriggerRuleSimulationLib, startState: SValue)(implicit | ||
| ec: ExecutionContext | ||
| ): Source[(Seq[SubmitRequest], TriggerRuleMetrics.RuleMetrics, SValue), NotUsed] = { | ||
| Source | ||
| .repeat(TriggerMsg.Heartbeat) | ||
| .scanAsync[(Seq[SubmitRequest], Option[TriggerRuleMetrics.RuleMetrics], SValue)]( | ||
| (Seq.empty, None, startState) | ||
| ) { case ((_, _, state), msg) => | ||
| for { | ||
| (submissions, metrics, nextState) <- simulator.updateStateLambda(state, msg) | ||
| } yield (submissions, Some(metrics), nextState) | ||
| } | ||
| .collect { case (submissions, Some(metrics), state) => (submissions, metrics, state) } | ||
| } | ||
|
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| implicit class TriggerRuleSimulationHelpers( | ||
| source: Source[(Seq[SubmitRequest], TriggerRuleMetrics.RuleMetrics, SValue), NotUsed] | ||
| ) { | ||
| def findDuplicateCommandRequests: Source[Set[ApiCommand], NotUsed] = { | ||
| source | ||
| .scan[(Set[ApiCommand], Set[ApiCommand])]((Set.empty, Set.empty)) { | ||
| case ((observations, _), (submissions, _, _)) => | ||
| val newObservations = submissions.flatMap(_.getCommands.commands.map(_.command)).toSet | ||
| val newDuplicates = newObservations.intersect(observations) | ||
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| (observations ++ newObservations, newDuplicates) | ||
| } | ||
| .map(_._2) | ||
| } | ||
| } | ||
| } |
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