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CatsEffectFunFixtures.scala
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CatsEffectFunFixtures.scala
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/*
* Copyright 2021 Typelevel
*
* 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 munit
import cats.effect.IO
import cats.effect.Resource
import cats.effect.SyncIO
import cats.effect.kernel.Deferred
import cats.syntax.all._
trait CatsEffectFunFixtures extends FunFixtures { self: CatsEffectSuite =>
@deprecated("Use ResourceFunFixture", "2.0.0")
object ResourceFixture {
def apply[A](
resource: Resource[IO, A]
): SyncIO[FunFixture[A]] = ResourceFunFixture(_ => resource)
@deprecated("ResourceFunFixture(TestOptions => Resource[IO, T])", "2.0.0")
def apply[T](
resource: Resource[IO, T],
setup: (TestOptions, T) => IO[Unit],
teardown: T => IO[Unit]
): SyncIO[FunFixture[T]] = ResourceFunFixture { options =>
resource.flatTap(t => Resource.make(setup(options, t))(_ => teardown(t)))
}
}
object ResourceFunFixture {
def apply[A](
resource: Resource[IO, A]
): SyncIO[FunFixture[A]] = apply(_ => resource)
def apply[A](resource: TestOptions => Resource[IO, A]): SyncIO[FunFixture[A]] =
Deferred.in[SyncIO, IO, IO[Unit]].map { deferred =>
FunFixture.async(
setup = { testOptions =>
resource(testOptions).allocated
.flatMap { case (a, release) =>
deferred.complete(release).as(a)
}
.unsafeToFuture()
},
teardown = { _ => deferred.get.flatten.unsafeToFuture() }
)
}
}
implicit class SyncIOFunFixtureOps[T](private val fixture: SyncIO[FunFixture[T]]) {
def test(name: String)(
body: T => Any
)(implicit loc: Location): Unit = {
fixture.unsafeRunSync().test(TestOptions(name))(body)
}
def test(options: TestOptions)(
body: T => Any
)(implicit loc: Location): Unit = {
fixture.unsafeRunSync().test(options)(body)
}
}
}