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[v3] Override blocking inside CatsMonadError #1992

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merged 2 commits into from
Nov 8, 2023
Merged

[v3] Override blocking inside CatsMonadError #1992

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b0f1f9f
Override blocking inside CatsMonadError
flipp5b Nov 7, 2023
3d9929b
Move CatsMonadErrorTest to JVM test root
flipp5b Nov 7, 2023
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2 changes: 2 additions & 0 deletions effects/cats/src/main/scala/sttp/client3/impl/cats/CatsMonadError.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -21,4 +21,6 @@ class CatsMonadError[F[_]](implicit F: Sync[F]) extends MonadError[F] {
override def flatten[T](ffa: F[F[T]]): F[T] = F.flatten(ffa)

override def ensure[T](f: F[T], e: => F[Unit]): F[T] = F.guaranteeCase(f)(_ => e)

override def blocking[T](t: => T): F[T] = F.blocking(t)
}
30 changes: 30 additions & 0 deletions effects/cats/src/test/scalajvm/sttp/client3/impl/cats/CatsMonadErrorTest.scala
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Original file line number Diff line number Diff line change
@@ -0,0 +1,30 @@
package sttp.client3.impl.cats

import cats.effect.IO
import cats.effect.unsafe.{IORuntime, IORuntimeConfig}
import org.scalatest.freespec.AsyncFreeSpec

class CatsMonadErrorTest extends AsyncFreeSpec {
"blocking" - {
"should shift to blocking execution context" in {
implicit val ioRuntime: IORuntime = createIORuntime(computePoolSize = 1)
val monad = new CatsMonadError[IO]

val program = monad
.blocking(Thread.sleep(100))
.background
.use(getOutcome => IO.race(getOutcome, IO.unit))

program
.flatMap(either => IO.delay(assert(either.isRight)))
.unsafeToFuture()
}
}

private def createIORuntime(computePoolSize: Int): IORuntime = {
val (compute, _) = IORuntime.createWorkStealingComputeThreadPool(computePoolSize)
val (blocking, _) = IORuntime.createDefaultBlockingExecutionContext()

IORuntime(compute, blocking, compute, () => (), IORuntimeConfig())
}
}
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