busymachines.pureharm.testkit.util.PureharmTestRuntime.scala Maven / Gradle / Ivy

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/**
  * Copyright (c) 2017-2019 BusyMachines
  *
  * See company homepage at: https://www.busymachines.com/
  *
  * 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 busymachines.pureharm.testkit.util

import busymachines.pureharm.effects._

/**
  * Usually overriding the "executionContext" should be enough
  */
trait PureharmTestRuntime {

  private lazy val defaultExecutionContext: ExecutionContextCT = UnsafePools.cached("phtest-ec")
  private lazy val defaultFT:               ExecutionContextFT = UnsafePools.fixed("phtest-ft", 8)

  private lazy val defaultContextShift: ContextShift[IO] = IO.contextShift(executionContextCT)
  private lazy val defaultTimer:        Timer[IO]        = IO.timer(executionContextCT)

  private lazy val defaultBlockingShifter: BlockingShifter[IO] =
    BlockingShifter.fromExecutionContext(UnsafePools.cached("phtest-blocker"))

  def executionContextFT:          ExecutionContextFT  = defaultFT
  implicit def executionContextCT: ExecutionContextCT  = defaultExecutionContext
  implicit def contextShift:       ContextShift[IO]    = defaultContextShift
  implicit def timer:              Timer[IO]           = defaultTimer
  implicit def blockingShifter:    BlockingShifter[IO] = defaultBlockingShifter
  implicit final def blocker:      Blocker             = blockingShifter.blocker

}

object PureharmTestRuntime extends PureharmTestRuntime