/* * Copyright 2020 Daniel Spiewak * * 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 cats.effect.testing.minitest import scala.concurrent.ExecutionContext import cats.effect.{ContextShift, IO, Timer} import cats.effect.laws.util.TestContext import scala.concurrent.duration._ import minitest.api.{DefaultExecutionContext, TestSpec} abstract class DeterministicIOTestSuite extends BaseIOTestSuite[TestContext] { override protected final def makeExecutionContext(): TestContext = TestContext() override protected[effect] implicit def suiteEc: ExecutionContext = DefaultExecutionContext override final implicit def ioContextShift: ContextShift[IO] = executionContext.contextShift[IO](IO.ioEffect) override final implicit def ioTimer: Timer[IO] = executionContext.timer[IO](IO.ioEffect) override protected[effect] def mkSpec(name: String, ec: TestContext, io: => IO[Unit]): TestSpec[Unit, Unit] = TestSpec.sync(name, _ => { val f = io.unsafeToFuture() ec.tick(365.days) f.value match { case Some(value) => value.get case None => throw new RuntimeException( s"The IO in ${this.getClass.getName}.$name did not terminate.\n" + "It's possible that you are using a ContextShift that is backed by other ExecutionContext or" + "the test code is waiting indefinitely." ) } }) }