package com.evolutiongaming.skafka
import cats.effect.IO
import org.scalatest.matchers.{MatchResult, Matcher}
trait IOMatchers {
class IOResultMatcher[-T](expected: T) extends Matcher[IO[T]] {
def apply(left: IO[T]): MatchResult =
MatchResult(
matches = left.unsafeRunSync() == expected,
rawFailureMessage = s"IO result didn't equal $expected",
rawNegatedFailureMessage = s"IO result equals $expected"
)
}
def produce[T](expected: T) = new IOResultMatcher[T](expected)
def verify[T, U](job: IO[T])(check: T => U): U = {
check(job.unsafeRunSync())
}
}
object IOMatchers extends IOMatchers
