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RandomGenerators.scala
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RandomGenerators.scala
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/*
* Copyright 2021 Arman Bilge
*
* 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 schrodinger.kernel
package testkit
import cats.Functor
import cats.effect.kernel.testkit.Generators1
import cats.syntax.all.*
import org.scalacheck.Arbitrary
import org.scalacheck.Cogen
import org.scalacheck.Gen
trait RandomGenerators[F[_]: Random] extends Generators1[F]:
implicit val F: Functor[F]
override protected def baseGen[A: Arbitrary: Cogen]: List[(String, Gen[F[A]])] =
List("randomInt" -> genRandomInt[A], "randomLong" -> genRandomLong[A]) ++ super.baseGen[A]
private def genRandomInt[A: Arbitrary]: Gen[F[A]] =
for f <- Arbitrary.arbitrary[Int => A]
yield Random.int.map(f)
private def genRandomLong[A: Arbitrary]: Gen[F[A]] =
for f <- Arbitrary.arbitrary[Long => A]
yield Random.long.map(f)