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// Copyright (C) 2020 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.ericsson.gerrit.plugins.gcconductor.scenarios
import com.google.gerrit.scenarios._
import io.gatling.core.Predef.{atOnceUsers, nothingFor, _}
import io.gatling.core.feeder.FeederBuilder
import io.gatling.core.structure.ScenarioBuilder
import io.gatling.http.Predef._
import scala.concurrent.duration._
class CreateChangesTriggeringGc extends ProjectSimulation {
private val data: FeederBuilder = jsonFile(resource).convert(keys).circular
private val numberKey = "_number"
lazy val DefaultSecondsToNextEvaluation = 60
private lazy val DefaultLooseObjectsToEnqueueGc = 400
private lazy val LooseObjectsPerChange = 2
private lazy val ChangesMultiplier = 8
lazy val changesPerSecond: Int = 4 * ChangesMultiplier
val ChangesForLastEvaluation: Int = single
lazy val secondsForLastEvaluation: Int = SecondsPerWeightUnit
private lazy val changesToEnqueueGc = DefaultLooseObjectsToEnqueueGc * ChangesMultiplier / LooseObjectsPerChange
lazy val secondsToChanges: Int = changesToEnqueueGc / changesPerSecond
private lazy val maxSecondsToEnqueueGc = secondsToChanges + DefaultSecondsToNextEvaluation + secondsForLastEvaluation
override def relativeRuntimeWeight: Int = maxSecondsToEnqueueGc / SecondsPerWeightUnit
def this(default: String, deleteChanges: DeleteChangesAfterGc) {
this()
this.default = default
this.deleteChanges = deleteChanges
}
val test: ScenarioBuilder = scenario(uniqueName)
.feed(data)
.exec(httpRequest
.body(ElFileBody(body)).asJson
.check(regex("\"" + numberKey + "\":(\\d+),").saveAs(numberKey)))
.exec(session => {
deleteChanges.upToNumber = session(numberKey).as[Int]
session
})
private val checkStatsUpToGc = new CheckProjectStatisticsUpToGc(default)
private var deleteChanges = new DeleteChangesAfterGc
setUp(
test.inject(
nothingFor(stepWaitTime(this) seconds),
constantUsersPerSec(changesPerSecond) during (secondsToChanges seconds),
nothingFor(DefaultSecondsToNextEvaluation seconds),
nothingFor(secondsForLastEvaluation / 2 seconds),
atOnceUsers(ChangesForLastEvaluation),
nothingFor(secondsForLastEvaluation / 2 seconds)
),
checkStatsUpToGc.test.inject(
nothingFor(stepWaitTime(checkStatsUpToGc) seconds),
constantUsersPerSec(checkStatsUpToGc.ChecksPerSecond) during (checkStatsUpToGc.MaxSecondsForGcToComplete seconds)
),
deleteChanges.test.inject(
nothingFor(stepWaitTime(deleteChanges) seconds),
constantUsersPerSec(changesPerSecond) during (secondsToChanges seconds),
atOnceUsers(ChangesForLastEvaluation)
),
).protocols(httpProtocol)
}