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Refactor test to include IO instance #664

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merged 2 commits into from
Nov 22, 2022
Merged

Refactor test to include IO instance #664

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00c3092
Refactor test to include IO instance
mpilquist Nov 22, 2022
61a11cb
Scalafmt
mpilquist Nov 22, 2022
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23 changes: 18 additions & 5 deletions ...e/shared/src/test/scala/KleisliTest.scala → .../src/test/scala/SpanPropagationTest.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -10,13 +10,17 @@ import munit.CatsEffectSuite

import InMemory.{Lineage, NatchezCommand}

class KleisliTest extends CatsEffectSuite {
test("span propagation") {
def prg[F[_]: Trace] =
Trace[F].span("parent")(Trace[F].span("child")(Trace[F].put("answer" -> 42)))
class SpanPropagationTest extends CatsEffectSuite {
def prg[F[_]: Trace] =
Trace[F].span("parent")(Trace[F].span("child")(Trace[F].put("answer" -> 42)))

def testPropagation[F[_]](f: Span[IO] => IO[(Trace[F], F[Unit] => IO[Unit])]) =
InMemory.EntryPoint.create.flatMap { ep =>
val traced = ep.root("root").use(prg[Kleisli[IO, Span[IO], *]].run)
val traced = ep.root("root").use { r =>
f(r).flatMap { case (traceInstance, resolve) =>
resolve(prg(traceInstance))
}
}
traced *> ep.ref.get.map { history =>
assertEquals(
history.toList,
Expand All @@ -32,5 +36,14 @@ class KleisliTest extends CatsEffectSuite {
)
}
}

test("kleisli") {
testPropagation[Kleisli[IO, Span[IO], *]](root =>
IO.pure(Trace[Kleisli[IO, Span[IO], *]] -> (k => k.run(root)))
)
}

test("io") {
testPropagation[IO](root => Trace.ioTrace(root).map(_ -> identity))
}
}