// 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.highavailability.scenarios

import com.google.gerrit.scenarios.CacheFlushSimulation
import io.gatling.core.Predef._
import io.gatling.core.feeder.FeederBuilder
import io.gatling.core.structure.ScenarioBuilder
import io.gatling.http.Predef.{http, _}

class GetProjectsCacheEntries extends CacheFlushSimulation {
  private val data: FeederBuilder = jsonFile(resource).convert(keys).queue

  def this(consumer: CacheFlushSimulation) {
    this()
    this.consumer = Some(consumer)
  }

  val test: ScenarioBuilder = scenario(uniqueName)
    .feed(data)
    .exec(http(uniqueName).get("${url}")
      .check(regex("\"" + memKey + "\": (\\d+)").saveAs(entriesKey)))
    .exec(session => {
      if (consumer.nonEmpty) {
        consumer.get.entriesBeforeFlush(session(entriesKey).as[Int])
      }
      session
    })

  setUp(
    test.inject(
      atOnceUsers(single)
    )).protocols(httpProtocol)
}