remove akka.stream.testkit.AkkaSpec, fixes #19879

akka-actor-tests/src/test/scala/akka/actor/FSMActorSpec.scala

@@ -13,7 +13,6 @@ import scala.concurrent.Await
 import akka.util.Timeout
 
 object FSMActorSpec {
-  val timeout = Timeout(2 seconds)
 
   class Latches(implicit system: ActorSystem) {
     val unlockedLatch = TestLatch()
@@ -103,6 +102,8 @@ object FSMActorSpec {
 class FSMActorSpec extends AkkaSpec(Map("akka.actor.debug.fsm" -> true)) with ImplicitSender {
   import FSMActorSpec._
 
+  val timeout = Timeout(2 seconds)
+
   "An FSM Actor" must {
 
     "unlock the lock" in {

akka-actor-tests/src/test/scala/akka/pattern/AskSpec.scala

@@ -14,7 +14,7 @@ import scala.util.Failure
 
 import language.postfixOps
 
-class AskSpec extends AkkaSpec with ScalaFutures {
+class AskSpec extends AkkaSpec {
 
   "The “ask” pattern" must {
     "send request to actor and wrap the answer in Future" in {
@@ -230,4 +230,3 @@ class AskSpec extends AkkaSpec with ScalaFutures {
   }
 
 }
-

akka-actor-tests/src/test/scala/akka/pattern/PromiseRefSpec.scala

@@ -18,7 +18,7 @@ object PromiseRefSpec {
   case object SecondMessage
 }
 
-class PromiseRefSpec extends AkkaSpec with ImplicitSender with ScalaFutures {
+class PromiseRefSpec extends AkkaSpec with ImplicitSender {
   import PromiseRefSpec._
   import akka.pattern._
 
@@ -71,4 +71,3 @@ class PromiseRefSpec extends AkkaSpec with ImplicitSender with ScalaFutures {
     }
   }
 }
-

akka-actor-tests/src/test/scala/akka/pattern/extended/ExplicitAskSpec.scala

@@ -14,7 +14,7 @@ object ExplicitAskSpec {
   case class Response(sentFrom: ActorRef)
 }
 
-class ExplicitAskSpec extends AkkaSpec with ScalaFutures {
+class ExplicitAskSpec extends AkkaSpec {
   import ExplicitAskSpec._
 
   "The “ask” pattern with explicit sender" must {
@@ -47,4 +47,3 @@ class ExplicitAskSpec extends AkkaSpec with ScalaFutures {
   }
 
 }
-

akka-actor-tests/src/test/scala/akka/util/TypedMultiMapSpec.scala

@@ -5,7 +5,7 @@ package akka.util
 
 import org.scalatest.WordSpec
 import org.scalatest.Matchers
-import org.scalautils.ConversionCheckedTripleEquals
+import org.scalactic.ConversionCheckedTripleEquals
 
 object TypedMultiMapSpec {
   trait AbstractKey { type Type }
@@ -69,4 +69,4 @@ class TypedMultiMapSpec extends WordSpec with Matchers with ConversionCheckedTri
 
   }
 
-}
+}

akka-contrib/src/test/scala/akka/contrib/circuitbreaker/CircuitBreakerProxySpec.scala

@@ -7,14 +7,13 @@ import akka.actor.{ ActorRef, PoisonPill }
 import akka.contrib.circuitbreaker.CircuitBreakerProxy._
 import akka.testkit.{ AkkaSpec, TestProbe }
 import akka.util.Timeout
-import org.scalatest.concurrent.ScalaFutures
 import org.scalatest.time.{ Millis, Second, Span }
 import org.scalatest.{ GivenWhenThen, Matchers }
 
 import scala.concurrent.duration._
 import scala.language.postfixOps
 
-class CircuitBreakerProxySpec extends AkkaSpec() with GivenWhenThen with Matchers with ScalaFutures {
+class CircuitBreakerProxySpec extends AkkaSpec() with GivenWhenThen {
 
   val baseCircuitBreakerPropsBuilder =
     CircuitBreakerPropsBuilder(
@@ -439,7 +438,6 @@ class CircuitBreakerProxySpec extends AkkaSpec() with GivenWhenThen with Matcher
   }
 
   "Ask Extension" should {
-    implicit val patienceConfig = PatienceConfig(timeout = Span(1, Second), interval = Span(100, Millis))
     import Implicits.askWithCircuitBreaker
 
     import scala.concurrent.ExecutionContext.Implicits.global
@@ -488,7 +486,6 @@ class CircuitBreakerProxySpec extends AkkaSpec() with GivenWhenThen with Matcher
   }
 
   "Future Extension" should {
-    implicit val patienceConfig = PatienceConfig(timeout = Span(1, Second), interval = Span(100, Millis))
     import Implicits.futureExtensions
     import akka.pattern.ask
 

akka-docs/rst/scala/code/docs/http/scaladsl/MarshalSpec.scala

@@ -4,7 +4,7 @@
 
 package docs.http.scaladsl
 
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 class MarshalSpec extends AkkaSpec {
 

akka-docs/rst/scala/code/docs/http/scaladsl/ModelSpec.scala

@@ -9,7 +9,7 @@ import akka.http.scaladsl.model._
 
 //#import-model
 
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.util.ByteString
 import akka.http.scaladsl.model.headers.BasicHttpCredentials
 

akka-docs/rst/scala/code/docs/http/scaladsl/UnmarshalSpec.scala

@@ -5,7 +5,7 @@
 package docs.http.scaladsl
 
 import akka.stream.{ Materializer, ActorMaterializer }
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 class UnmarshalSpec extends AkkaSpec {
 

akka-docs/rst/scala/code/docs/stream/ActorPublisherDocSpec.scala

@@ -8,7 +8,7 @@ import akka.actor.Props
 import akka.stream.ActorMaterializer
 import akka.stream.actor.ActorPublisher
 import akka.stream.scaladsl.{ Flow, Sink, Source }
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 object ActorPublisherDocSpec {
 

akka-docs/rst/scala/code/docs/stream/ActorSubscriberDocSpec.scala

@@ -15,7 +15,7 @@ import akka.stream.actor.ActorSubscriberMessage
 import akka.stream.actor.MaxInFlightRequestStrategy
 import akka.stream.scaladsl.Sink
 import akka.stream.scaladsl.Source
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 object ActorSubscriberDocSpec {
   //#worker-pool

akka-docs/rst/scala/code/docs/stream/BidiFlowDocSpec.scala

@@ -3,7 +3,7 @@
  */
 package docs.stream
 
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.stream.scaladsl._
 import akka.stream._
 import akka.util.ByteString
@@ -143,7 +143,7 @@ object BidiFlowDocSpec {
   })
 }
 
-class BidiFlowDocSpec extends AkkaSpec with ConversionCheckedTripleEquals {
+class BidiFlowDocSpec extends AkkaSpec {
   import BidiFlowDocSpec._
 
   implicit val materializer = ActorMaterializer()

akka-docs/rst/scala/code/docs/stream/CompositionDocSpec.scala

@@ -7,7 +7,7 @@ import akka.NotUsed
 import akka.stream._
 import akka.stream.scaladsl.Tcp.OutgoingConnection
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.util.ByteString
 
 import scala.concurrent.{ Future, Promise }

akka-docs/rst/scala/code/docs/stream/FlowDocSpec.scala

@@ -7,7 +7,7 @@ import akka.NotUsed
 import akka.actor.Cancellable
 import akka.stream.{ ClosedShape, FlowShape }
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 import scala.concurrent.{ Promise, Future }
 

akka-docs/rst/scala/code/docs/stream/FlowErrorDocSpec.scala

@@ -8,7 +8,7 @@ import akka.stream.ActorMaterializer
 import akka.stream.ActorMaterializerSettings
 import akka.stream.Supervision
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.stream.Attributes
 import akka.stream.ActorAttributes
 import scala.concurrent.duration._

akka-docs/rst/scala/code/docs/stream/FlowGraphDocSpec.scala

@@ -6,7 +6,7 @@ package docs.stream
 import akka.NotUsed
 import akka.stream._
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 import scala.collection.immutable
 import scala.concurrent.{ Future, Await }

akka-docs/rst/scala/code/docs/stream/FlowParallelismDocSpec.scala

@@ -3,7 +3,7 @@ package docs.stream
 import akka.NotUsed
 import akka.stream.FlowShape
 import akka.stream.scaladsl.{ GraphDSL, Merge, Balance, Source, Flow }
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 class FlowParallelismDocSpec extends AkkaSpec {
 

akka-docs/rst/scala/code/docs/stream/GraphCyclesSpec.scala

@@ -2,7 +2,7 @@ package docs.stream
 
 import akka.stream.{ ClosedShape, OverflowStrategy, ActorMaterializer }
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 class GraphCyclesSpec extends AkkaSpec {
 

akka-docs/rst/scala/code/docs/stream/GraphStageDocSpec.scala

@@ -8,8 +8,8 @@ import akka.stream.scaladsl.{ Keep, Sink, Flow, Source }
 import akka.stream.stage._
 import akka.stream._
 
-import akka.stream.testkit.{ TestPublisher, TestSubscriber, AkkaSpec }
-import akka.testkit.TestLatch
+import akka.stream.testkit.{ TestPublisher, TestSubscriber }
+import akka.testkit.{ AkkaSpec, TestLatch }
 
 import scala.collection.mutable
 import scala.concurrent.{ Promise, Await, Future }
@@ -519,4 +519,4 @@ class GraphStageDocSpec extends AkkaSpec {
     sub.cancel()
   }
 
-}
+}

akka-docs/rst/scala/code/docs/stream/IntegrationDocSpec.scala

@@ -6,7 +6,7 @@ package docs.stream
 import akka.NotUsed
 
 import scala.concurrent.duration._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.stream.scaladsl._
 import akka.stream.ActorMaterializer
 import scala.concurrent.Future

akka-docs/rst/scala/code/docs/stream/MigrationsScala.scala

@@ -4,7 +4,7 @@
 package docs.stream
 
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 class MigrationsScala extends AkkaSpec {
 

akka-docs/rst/scala/code/docs/stream/RateTransformationDocSpec.scala

@@ -12,7 +12,7 @@ import scala.math._
 import scala.concurrent.Await
 import scala.concurrent.duration._
 import scala.collection.immutable
-import akka.testkit.TestLatch
+import akka.testkit.{ AkkaSpec, TestLatch }
 
 class RateTransformationDocSpec extends AkkaSpec {
 

akka-docs/rst/scala/code/docs/stream/ReactiveStreamsDocSpec.scala

@@ -8,6 +8,7 @@ import akka.stream.ActorMaterializer
 import akka.stream.scaladsl.{ Flow, Sink, Source }
 import akka.stream.testkit._
 import org.reactivestreams.Processor
+import akka.testkit.AkkaSpec
 
 class ReactiveStreamsDocSpec extends AkkaSpec {
   import TwitterStreamQuickstartDocSpec._

akka-docs/rst/scala/code/docs/stream/StreamBuffersRateSpec.scala

@@ -3,7 +3,7 @@ package docs.stream
 import akka.NotUsed
 import akka.stream._
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 class StreamBuffersRateSpec extends AkkaSpec {
   implicit val materializer = ActorMaterializer()

akka-docs/rst/scala/code/docs/stream/StreamPartialFlowGraphDocSpec.scala

@@ -6,7 +6,7 @@ package docs.stream
 import akka.actor.ActorRef
 import akka.stream._
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 import scala.concurrent.{ Await, Future }
 import scala.concurrent.duration._

akka-docs/rst/scala/code/docs/stream/StreamTestKitDocSpec.scala

@@ -10,7 +10,7 @@ import akka.stream.testkit.scaladsl._
 import scala.util._
 import scala.concurrent.duration._
 import scala.concurrent._
-import akka.testkit.TestProbe
+import akka.testkit.{ AkkaSpec, TestProbe }
 import akka.pattern
 
 class StreamTestKitDocSpec extends AkkaSpec {

akka-docs/rst/scala/code/docs/stream/TwitterStreamQuickstartDocSpec.scala

@@ -15,7 +15,7 @@ import scala.concurrent.Future
 
 //#imports
 
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 object TwitterStreamQuickstartDocSpec {
   //#model

akka-docs/rst/scala/code/docs/stream/cookbook/RecipeSeq.scala

@@ -8,8 +8,7 @@ import scala.concurrent.Future
 import org.scalatest.concurrent.ScalaFutures
 import scala.concurrent.duration._
 
-class RecipeSeq extends RecipeSpec with ScalaFutures {
-  implicit val patience = PatienceConfig(3.seconds)
+class RecipeSeq extends RecipeSpec {
 
   "Draining to a strict sequence" must {
 

akka-docs/rst/scala/code/docs/stream/cookbook/RecipeSpec.scala

@@ -1,7 +1,7 @@
 package docs.stream.cookbook
 
 import akka.stream.ActorMaterializer
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 trait RecipeSpec extends AkkaSpec {
 

akka-docs/rst/scala/code/docs/stream/io/StreamFileDocSpec.scala

@@ -10,6 +10,7 @@ import akka.stream.scaladsl.{ FileIO, Sink, Source }
 import akka.stream.testkit.Utils._
 import akka.stream.testkit._
 import akka.util.ByteString
+import akka.testkit.AkkaSpec
 
 import scala.concurrent.Future
 

akka-docs/rst/scala/code/docs/stream/io/StreamTcpDocSpec.scala

@@ -8,7 +8,7 @@ import java.util.concurrent.atomic.AtomicReference
 import akka.stream._
 import akka.stream.scaladsl.Tcp._
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.testkit.TestProbe
 import akka.util.ByteString
 import docs.utils.TestUtils

akka-http-core/src/test/scala/akka/http/impl/engine/client/ClientCancellationSpec.scala

@@ -1,13 +1,13 @@
 package akka.http.impl.engine.client
 
 import javax.net.ssl.SSLContext
-
 import akka.http.scaladsl.{ ConnectionContext, Http }
 import akka.http.scaladsl.model.{ HttpResponse, HttpRequest }
 import akka.stream.ActorMaterializer
 import akka.stream.scaladsl.{ Flow, Sink, Source }
-import akka.stream.testkit.{ TestSubscriber, TestPublisher, AkkaSpec, TestUtils, Utils }
+import akka.stream.testkit.{ TestSubscriber, TestPublisher, TestUtils, Utils }
 import akka.http.scaladsl.model.headers
+import akka.testkit.AkkaSpec
 
 class ClientCancellationSpec extends AkkaSpec("""
     akka.loglevel = DEBUG

akka-http-core/src/test/scala/akka/http/impl/engine/client/ConnectionPoolSpec.scala

@@ -9,7 +9,6 @@ import java.nio.ByteBuffer
 import java.nio.channels.{ SocketChannel, ServerSocketChannel }
 import java.util.concurrent.atomic.AtomicInteger
 import akka.http.impl.settings.ConnectionPoolSettingsImpl
-
 import scala.concurrent.Await
 import scala.concurrent.duration._
 import scala.util.control.NonFatal
@@ -20,10 +19,11 @@ import akka.http.impl.util.{ SingletonException, StreamUtils }
 import akka.http.scaladsl.settings.{ ClientConnectionSettings, ConnectionPoolSettings, ServerSettings }
 import akka.stream.{ ActorMaterializer }
 import akka.stream.TLSProtocol._
-import akka.stream.testkit.{ TestPublisher, TestSubscriber, AkkaSpec }
+import akka.stream.testkit.{ TestPublisher, TestSubscriber }
 import akka.stream.scaladsl._
 import akka.http.scaladsl.model.headers._
 import akka.http.scaladsl.model._
+import akka.testkit.AkkaSpec
 
 class ConnectionPoolSpec extends AkkaSpec("""
     akka.loggers = []

akka-http-core/src/test/scala/akka/http/impl/engine/client/HighLevelOutgoingConnectionSpec.scala

@@ -10,15 +10,14 @@ import scala.concurrent.Await
 import scala.concurrent.duration._
 import akka.stream.{ ActorMaterializerSettings, FlowShape, ActorMaterializer }
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.http.scaladsl.{ Http, TestUtils }
 import akka.http.scaladsl.model._
 import akka.stream.testkit.Utils
 import org.scalatest.concurrent.ScalaFutures
 
-class HighLevelOutgoingConnectionSpec extends AkkaSpec with ScalaFutures {
+class HighLevelOutgoingConnectionSpec extends AkkaSpec {
   implicit val materializer = ActorMaterializer(ActorMaterializerSettings(system).withFuzzing(true))
-  implicit val patience = PatienceConfig(1.second)
 
   "The connection-level client implementation" should {
 

akka-http-core/src/test/scala/akka/http/impl/engine/client/HttpConfigurationSpec.scala

@@ -6,7 +6,7 @@ package akka.http.impl.engine.client
 
 import akka.actor.ActorSystem
 import akka.http.scaladsl.settings.{ ClientConnectionSettings, ConnectionPoolSettings, ServerSettings }
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import com.typesafe.config.ConfigFactory
 
 class HttpConfigurationSpec extends AkkaSpec {

akka-http-core/src/test/scala/akka/http/impl/engine/client/LowLevelOutgoingConnectionSpec.scala

@@ -11,7 +11,7 @@ import org.scalatest.concurrent.ScalaFutures
 import akka.http.scaladsl.settings.ClientConnectionSettings
 import akka.util.ByteString
 import akka.event.NoLogging
-import akka.stream.{ClosedShape, ActorMaterializer}
+import akka.stream.{ ClosedShape, ActorMaterializer }
 import akka.stream.TLSProtocol._
 import akka.stream.testkit._
 import akka.stream.scaladsl._
@@ -20,6 +20,7 @@ import akka.http.scaladsl.model.HttpMethods._
 import akka.http.scaladsl.model._
 import akka.http.scaladsl.model.headers._
 import akka.http.impl.util._
+import akka.testkit.AkkaSpec
 
 class LowLevelOutgoingConnectionSpec extends AkkaSpec("akka.loggers = []\n akka.loglevel = OFF") with Inside {
   implicit val materializer = ActorMaterializer()
@@ -179,7 +180,7 @@ class LowLevelOutgoingConnectionSpec extends AkkaSpec("akka.loggers = []\n akka.
       }
     }
 
-    "proceed to next response once previous response's entity has been drained" in new TestSetup with ScalaFutures {
+    "proceed to next response once previous response's entity has been drained" in new TestSetup {
       def twice(action: => Unit): Unit = { action; action }
 
       twice {
@@ -203,11 +204,10 @@ class LowLevelOutgoingConnectionSpec extends AkkaSpec("akka.loggers = []\n akka.
             |""")
 
         val whenComplete = expectResponse().entity.dataBytes.runWith(Sink.ignore)
-        whenComplete.futureValue should be (akka.Done)
+        whenComplete.futureValue should be(akka.Done)
       }
     }
 
-
     "handle several requests on one persistent connection" which {
       "has a first response that was chunked" in new TestSetup {
         requestsSub.sendNext(HttpRequest())

akka-http-core/src/test/scala/akka/http/impl/engine/client/PrepareResponseSpec.scala

@@ -10,8 +10,9 @@ import akka.http.scaladsl.model._
 import akka.http.scaladsl.settings.ParserSettings
 import akka.stream.{ ActorMaterializer, Attributes }
 import akka.stream.scaladsl.{ Sink, Source }
-import akka.stream.testkit.{ TestSubscriber, TestPublisher, AkkaSpec }
+import akka.stream.testkit.{ TestSubscriber, TestPublisher }
 import akka.util.ByteString
+import akka.testkit.AkkaSpec
 
 class PrepareResponseSpec extends AkkaSpec {
 

akka-http-core/src/test/scala/akka/http/impl/engine/client/TlsEndpointVerificationSpec.scala

@@ -9,7 +9,7 @@ import org.scalatest.concurrent.PatienceConfiguration.Timeout
 import org.scalatest.concurrent.ScalaFutures
 import akka.stream.{ Server, Client, ActorMaterializer }
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.http.impl.util._
 import akka.http.scaladsl.{ ConnectionContext, Http }
 import akka.http.scaladsl.model.{ StatusCodes, HttpResponse, HttpRequest }
@@ -21,7 +21,7 @@ class TlsEndpointVerificationSpec extends AkkaSpec("""
     akka.loglevel = INFO
     akka.io.tcp.trace-logging = off
     akka.http.parsing.tls-session-info-header = on
-  """) with ScalaFutures {
+  """) {
   implicit val materializer = ActorMaterializer()
 
   /*
@@ -30,7 +30,6 @@ class TlsEndpointVerificationSpec extends AkkaSpec("""
   val includeTestsHittingActualWebsites = false
 
   val timeout = Timeout(Span(3, Seconds))
-  implicit val patience = PatienceConfig(Span(10, Seconds))
 
   "The client implementation" should {
     "not accept certificates signed by unknown CA" in {

akka-http-core/src/test/scala/akka/http/impl/engine/server/HttpServerSpec.scala

@@ -22,6 +22,7 @@ import headers._
 import HttpEntity._
 import MediaTypes._
 import HttpMethods._
+import akka.testkit.AkkaSpec
 
 class HttpServerSpec extends AkkaSpec(
   """akka.loggers = []
@@ -354,7 +355,7 @@ class HttpServerSpec extends AkkaSpec(
       }
     }
 
-    "proceed to next request once previous request's entity has beed drained" in new TestSetup with ScalaFutures {
+    "proceed to next request once previous request's entity has beed drained" in new TestSetup {
       def twice(action: => Unit): Unit = { action; action }
 
       twice {
@@ -369,7 +370,7 @@ class HttpServerSpec extends AkkaSpec(
                |""")
 
         val whenComplete = expectRequest().entity.dataBytes.runWith(Sink.ignore)
-        whenComplete.futureValue should be (akka.Done)
+        whenComplete.futureValue should be(akka.Done)
       }
     }
 

akka-http-core/src/test/scala/akka/http/impl/engine/ws/WebSocketIntegrationSpec.scala

@@ -21,12 +21,11 @@ import java.net.InetSocketAddress
 import akka.stream.impl.fusing.GraphStages
 import akka.util.ByteString
 import akka.stream.testkit.scaladsl.TestSink
-import akka.testkit.EventFilter
+import akka.testkit.{ AkkaSpec, EventFilter }
 
 class WebSocketIntegrationSpec extends AkkaSpec("akka.stream.materializer.debug.fuzzing-mode=off")
-  with ScalaFutures with ConversionCheckedTripleEquals with Eventually {
+  with Eventually {
 
-  implicit val patience = PatienceConfig(3.seconds)
   implicit val materializer = ActorMaterializer()
 
   "A WebSocket server" must {

akka-http-core/src/test/scala/akka/http/impl/util/One2OneBidiFlowSpec.scala

@@ -4,18 +4,17 @@
 package akka.http.impl.util
 
 import java.util.concurrent.atomic.AtomicInteger
-
 import akka.NotUsed
 import akka.stream.ActorMaterializer
 import akka.stream.scaladsl.{ Flow, Keep, Sink, Source }
 import akka.stream.testkit.Utils._
-import akka.stream.testkit.{ AkkaSpec, _ }
+import akka.stream.testkit._
 import org.scalactic.ConversionCheckedTripleEquals
-
 import scala.concurrent.Await
 import scala.concurrent.duration._
+import akka.testkit.AkkaSpec
 
-class One2OneBidiFlowSpec extends AkkaSpec with ConversionCheckedTripleEquals {
+class One2OneBidiFlowSpec extends AkkaSpec {
   implicit val materializer = ActorMaterializer()
 
   "A One2OneBidiFlow" must {

akka-http-core/src/test/scala/akka/http/javadsl/ConnectHttpSpec.scala

@@ -7,7 +7,7 @@ import akka.http.javadsl.model._
 import org.scalatest.concurrent.ScalaFutures
 import org.scalatest.{ BeforeAndAfterAll, Matchers, WordSpec }
 
-class ConnectHttpSpec extends WordSpec with Matchers with BeforeAndAfterAll with ScalaFutures {
+class ConnectHttpSpec extends WordSpec with Matchers with BeforeAndAfterAll {
 
   val httpContext = ConnectionContext.noEncryption()
   val httpsContext = ConnectionContext.https(null)
@@ -72,4 +72,4 @@ class ConnectHttpSpec extends WordSpec with Matchers with BeforeAndAfterAll with
       ex.getMessage should include("non https scheme!")
     }
   }
-}
+}

akka-http-core/src/test/scala/akka/http/javadsl/HttpExtensionApiSpec.scala

@@ -25,7 +25,7 @@ import org.scalatest.{ WordSpec, Matchers, BeforeAndAfterAll }
 import org.scalatest.concurrent.ScalaFutures
 import scala.util.Try
 
-class HttpExtensionApiSpec extends WordSpec with Matchers with BeforeAndAfterAll with ScalaFutures {
+class HttpExtensionApiSpec extends WordSpec with Matchers with BeforeAndAfterAll {
 
   // tries to cover all surface area of javadsl.Http
 

akka-http-tests/src/test/scala/akka/http/scaladsl/FormDataSpec.scala

@@ -5,7 +5,6 @@
 package akka.http.scaladsl
 
 import scala.concurrent.duration._
-import org.scalatest.{ BeforeAndAfterAll, Matchers, WordSpec }
 import org.scalatest.concurrent.ScalaFutures
 import akka.actor.ActorSystem
 import akka.stream.ActorMaterializer
@@ -13,16 +12,14 @@ import akka.http.scaladsl.unmarshalling.Unmarshal
 import akka.http.scaladsl.marshalling.Marshal
 import akka.http.scaladsl.model._
 import scala.concurrent.Await
+import akka.testkit.AkkaSpec
 
-class FormDataSpec extends WordSpec with Matchers with ScalaFutures with BeforeAndAfterAll {
-  implicit val system = ActorSystem(getClass.getSimpleName)
+class FormDataSpec extends AkkaSpec {
   implicit val materializer = ActorMaterializer()
   import system.dispatcher
 
   val formData = FormData(Map("surname" -> "Smith", "age" -> "42"))
 
-  implicit val patience = PatienceConfig(3.seconds)
-
   "The FormData infrastructure" should {
     "properly round-trip the fields of www-urlencoded forms" in {
       Marshal(formData).to[HttpEntity]
@@ -38,7 +35,4 @@ class FormDataSpec extends WordSpec with Matchers with ScalaFutures with BeforeA
     }
   }
 
-  override def afterAll() = {
-    Await.result(system.terminate(), 10.seconds)
-  }
 }

akka-stream-testkit/src/test/scala/akka/stream/testkit/AkkaSpec.scala

@@ -1,105 +0,0 @@
-/*
- * Copyright (C) 2009-2016 Lightbend Inc. <http://www.lightbend.com>
- */
-
-package akka.stream.testkit
-
-import akka.testkit.TestKit
-import akka.event.LoggingAdapter
-import scala.concurrent.duration.FiniteDuration
-import com.typesafe.config.ConfigFactory
-import org.scalatest.BeforeAndAfterAll
-import akka.dispatch.Dispatchers
-import akka.actor.ActorSystem
-import org.scalatest.Matchers
-import com.typesafe.config.Config
-import akka.event.Logging
-import scala.concurrent.Future
-import org.scalatest.WordSpecLike
-import akka.testkit.TestEvent.Mute
-import akka.testkit.DeadLettersFilter
-import scala.concurrent.duration._
-
-object AkkaSpec { // FIXME: remove once going back to project dependencies
-  val testConf: Config = ConfigFactory.parseString("""
-      akka {
-        loglevel = "WARNING"
-        stdout-loglevel = "WARNING"
-        actor {
-          default-dispatcher {
-            executor = "fork-join-executor"
-            fork-join-executor {
-              parallelism-min = 8
-              parallelism-factor = 2.0
-              parallelism-max = 8
-            }
-          }
-        }
-      }
-                                                    """)
-
-  def mapToConfig(map: Map[String, Any]): Config = {
-    import scala.collection.JavaConverters._
-    ConfigFactory.parseMap(map.asJava)
-  }
-
-  def getCallerName(clazz: Class[_]): String = {
-    val s = (Thread.currentThread.getStackTrace map (_.getClassName) drop 1)
-      .dropWhile(_ matches "(java.lang.Thread|.*AkkaSpec.?$)")
-    val reduced = s.lastIndexWhere(_ == clazz.getName) match {
-      case -1 ⇒ s
-      case z  ⇒ s drop (z + 1)
-    }
-    reduced.head.replaceFirst(""".*\.""", "").replaceAll("[^a-zA-Z_0-9]", "_")
-  }
-
-}
-
-abstract class AkkaSpec(_system: ActorSystem)
-  extends TestKit(_system) with WordSpecLike with Matchers with BeforeAndAfterAll with WatchedByCoroner {
-
-  def this(config: Config) = this(ActorSystem(AkkaSpec.getCallerName(getClass),
-    ConfigFactory.load(config.withFallback(AkkaSpec.testConf))))
-
-  def this(s: String) = this(ConfigFactory.parseString(s))
-
-  def this(configMap: Map[String, _]) = this(AkkaSpec.mapToConfig(configMap))
-
-  def this() = this(ActorSystem(AkkaSpec.getCallerName(getClass), AkkaSpec.testConf))
-
-  val log: LoggingAdapter = Logging(system, this.getClass)
-
-  override val invokeBeforeAllAndAfterAllEvenIfNoTestsAreExpected = true
-
-  final override def beforeAll {
-    startCoroner
-    atStartup()
-  }
-
-  final override def afterAll {
-    beforeTermination()
-    shutdown()
-    afterTermination()
-    stopCoroner()
-  }
-
-  protected def atStartup() {}
-
-  protected def beforeTermination() {}
-
-  protected def afterTermination() {}
-
-  def spawn(dispatcherId: String = Dispatchers.DefaultDispatcherId)(body: ⇒ Unit): Unit =
-    Future(body)(system.dispatchers.lookup(dispatcherId))
-
-  override def expectedTestDuration: FiniteDuration = 60.seconds
-
-  def muteDeadLetters(messageClasses: Class[_]*)(sys: ActorSystem = system): Unit =
-    if (!sys.log.isDebugEnabled) {
-      def mute(clazz: Class[_]): Unit =
-        sys.eventStream.publish(Mute(DeadLettersFilter(clazz)(occurrences = Int.MaxValue)))
-      if (messageClasses.isEmpty) mute(classOf[AnyRef])
-      else messageClasses foreach mute
-    }
-
-}

akka-stream-testkit/src/test/scala/akka/stream/testkit/BaseTwoStreamsSetup.scala

@@ -9,6 +9,7 @@ import org.reactivestreams.Publisher
 import scala.collection.immutable
 import scala.util.control.NoStackTrace
 import akka.stream.testkit.Utils._
+import akka.testkit.AkkaSpec
 
 abstract class BaseTwoStreamsSetup extends AkkaSpec {
 

akka-stream-testkit/src/test/scala/akka/stream/testkit/StreamTestKitSpec.scala

@@ -6,8 +6,8 @@ package akka.stream.testkit
 import akka.stream._
 import akka.stream.scaladsl.Source
 import akka.stream.testkit.scaladsl.TestSink
-
 import scala.concurrent.duration._
+import akka.testkit.AkkaSpec
 
 class StreamTestKitSpec extends AkkaSpec {
 

akka-stream-testkit/src/test/scala/akka/stream/testkit/TestPublisherSubscriberSpec.scala

@@ -9,6 +9,7 @@ import akka.stream.testkit.TestSubscriber._
 import akka.stream.testkit.Utils._
 import akka.stream.{ ActorMaterializer, ActorMaterializerSettings }
 import org.reactivestreams.Subscription
+import akka.testkit.AkkaSpec
 
 class TestPublisherSubscriberSpec extends AkkaSpec {
 

akka-stream-tests-tck/src/test/scala/akka/stream/tck/ActorSystemLifecycle.scala

@@ -8,7 +8,7 @@ import scala.concurrent.duration._
 import akka.actor.ActorSystem
 import akka.actor.ActorSystemImpl
 import org.testng.annotations.AfterClass
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.event.Logging
 import akka.testkit.TestEvent
 import akka.testkit.EventFilter

akka-stream-tests-tck/src/test/scala/akka/stream/tck/FilePublisherTest.scala

@@ -4,7 +4,6 @@
 package akka.stream.tck
 
 import java.io.{ File, FileWriter }
-
 import akka.actor.ActorSystem
 import akka.event.Logging
 import akka.stream.scaladsl.FileIO
@@ -15,6 +14,7 @@ import akka.testkit.{ EventFilter, TestEvent }
 import akka.util.ByteString
 import org.reactivestreams.Publisher
 import org.testng.annotations.{ AfterClass, BeforeClass }
+import akka.testkit.AkkaSpec
 
 class FilePublisherTest extends AkkaPublisherVerification[ByteString] {
 

akka-stream-tests/src/test/java/akka/stream/actor/ActorPublisherTest.java

@@ -5,7 +5,7 @@ import akka.actor.Props;
 import akka.stream.StreamTest;
 import akka.stream.javadsl.AkkaJUnitActorSystemResource;
 import akka.stream.javadsl.Source;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 import akka.testkit.JavaTestKit;
 import org.junit.ClassRule;
 import org.junit.Test;

akka-stream-tests/src/test/java/akka/stream/actor/ActorSubscriberTest.java

@@ -6,7 +6,7 @@ import akka.stream.StreamTest;
 import akka.stream.javadsl.AkkaJUnitActorSystemResource;
 import akka.stream.javadsl.Sink;
 import akka.stream.javadsl.Source;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 import akka.testkit.JavaTestKit;
 import org.junit.ClassRule;
 import org.junit.Test;

akka-stream-tests/src/test/java/akka/stream/io/InputStreamSinkTest.java

@@ -9,7 +9,7 @@ import akka.stream.javadsl.AkkaJUnitActorSystemResource;
 import akka.stream.javadsl.Sink;
 import akka.stream.javadsl.Source;
 import akka.stream.javadsl.StreamConverters;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 import akka.stream.testkit.Utils;
 import akka.util.ByteString;
 import org.junit.ClassRule;

akka-stream-tests/src/test/java/akka/stream/javadsl/AkkaJUnitActorSystemResource.java

@@ -6,7 +6,7 @@ package akka.stream.javadsl;
 import org.junit.rules.ExternalResource;
 
 import akka.actor.ActorSystem;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 import akka.testkit.JavaTestKit;
 
 import com.typesafe.config.Config;

akka-stream-tests/src/test/java/akka/stream/javadsl/AttributesTest.java

@@ -14,7 +14,7 @@ import org.junit.Test;
 
 import akka.stream.Attributes;
 import akka.stream.StreamTest;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 
 public class AttributesTest extends StreamTest {
 

akka-stream-tests/src/test/java/akka/stream/javadsl/BidiFlowTest.java

@@ -19,7 +19,7 @@ import scala.concurrent.duration.Duration;
 import scala.concurrent.duration.FiniteDuration;
 import akka.japi.Pair;
 import akka.stream.*;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 import akka.stream.javadsl.GraphDSL.Builder;
 import akka.japi.function.*;
 import akka.util.ByteString;

akka-stream-tests/src/test/java/akka/stream/javadsl/FlowGraphTest.java

@@ -11,7 +11,7 @@ import akka.stream.*;
 import akka.stream.javadsl.GraphDSL.Builder;
 import akka.stream.stage.*;
 import akka.japi.function.*;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 import akka.testkit.JavaTestKit;
 import akka.testkit.TestProbe;
 

akka-stream-tests/src/test/java/akka/stream/javadsl/FlowTest.java

@@ -15,7 +15,7 @@ import akka.stream.*;
 import akka.stream.impl.ConstantFun;
 import akka.stream.javadsl.GraphDSL.Builder;
 import akka.stream.stage.*;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 import akka.stream.testkit.TestPublisher;
 import akka.testkit.JavaTestKit;
 import org.junit.ClassRule;

akka-stream-tests/src/test/java/akka/stream/javadsl/FramingTest.java

@@ -5,7 +5,7 @@ package akka.stream.javadsl;
 
 import akka.NotUsed;
 import akka.stream.StreamTest;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 import akka.util.ByteString;
 import org.junit.ClassRule;
 import org.junit.Test;

akka-stream-tests/src/test/java/akka/stream/javadsl/SinkTest.java

@@ -21,7 +21,7 @@ import scala.concurrent.Await;
 import scala.concurrent.Future;
 import scala.concurrent.duration.Duration;
 import akka.japi.function.Function2;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 import akka.testkit.JavaTestKit;
 
 import static org.junit.Assert.*;

akka-stream-tests/src/test/java/akka/stream/javadsl/SourceTest.java

@@ -17,7 +17,7 @@ import akka.japi.pf.PFBuilder;
 import akka.stream.*;
 import akka.stream.impl.ConstantFun;
 import akka.stream.stage.*;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 import akka.stream.testkit.TestPublisher;
 import akka.testkit.JavaTestKit;
 import org.junit.ClassRule;

akka-stream-tests/src/test/java/akka/stream/javadsl/TcpTest.java

@@ -25,7 +25,7 @@ import scala.runtime.BoxedUnit;
 import akka.stream.*;
 import akka.stream.javadsl.Tcp.*;
 import akka.japi.function.*;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 import akka.stream.testkit.TestUtils;
 import akka.util.ByteString;
 import akka.testkit.JavaTestKit;

akka-stream-tests/src/test/java/akka/stream/stage/StageTest.java

@@ -8,7 +8,7 @@ import akka.stream.StreamTest;
 import akka.stream.javadsl.AkkaJUnitActorSystemResource;
 import akka.stream.javadsl.Sink;
 import akka.stream.javadsl.Source;
-import akka.stream.testkit.AkkaSpec;
+import akka.testkit.AkkaSpec;
 
 import org.junit.ClassRule;
 import org.junit.Ignore;

akka-stream-tests/src/test/scala/akka/stream/ActorMaterializerSpec.scala

@@ -3,8 +3,7 @@ package akka.stream
 import akka.actor.{ ActorSystem, Props }
 import akka.stream.impl.{ StreamSupervisor, ActorMaterializerImpl }
 import akka.stream.scaladsl.{ Sink, Source }
-import akka.stream.testkit.AkkaSpec
-import akka.testkit.{ TestActor, ImplicitSender }
+import akka.testkit.{ AkkaSpec, TestActor, ImplicitSender }
 
 import scala.concurrent.Await
 import scala.concurrent.duration._

akka-stream-tests/src/test/scala/akka/stream/FusingSpec.scala

@@ -4,7 +4,7 @@
 package akka.stream
 
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import org.scalactic.ConversionCheckedTripleEquals
 import akka.stream.Attributes._
 import akka.stream.Fusing.FusedGraph
@@ -15,11 +15,10 @@ import scala.concurrent.duration._
 import akka.stream.impl.fusing.GraphInterpreter
 import akka.event.BusLogging
 
-class FusingSpec extends AkkaSpec with ScalaFutures with ConversionCheckedTripleEquals {
+class FusingSpec extends AkkaSpec {
 
   final val Debug = false
   implicit val materializer = ActorMaterializer()
-  implicit val patience = PatienceConfig(1.second)
 
   def graph(async: Boolean) =
     Source.unfold(1)(x ⇒ Some(x -> x)).filter(_ % 2 == 1)

akka-stream-tests/src/test/scala/akka/stream/actor/ActorPublisherSpec.scala

@@ -9,7 +9,7 @@ import akka.stream.scaladsl._
 import akka.stream.testkit._
 import akka.stream.testkit.Utils._
 import akka.testkit.TestEvent.Mute
-import akka.testkit.{ EventFilter, ImplicitSender, TestProbe }
+import akka.testkit.{ AkkaSpec, EventFilter, ImplicitSender, TestProbe }
 
 import scala.annotation.tailrec
 import scala.concurrent.duration._

akka-stream-tests/src/test/scala/akka/stream/actor/ActorSubscriberSpec.scala

@@ -7,7 +7,7 @@ import akka.actor.{ Actor, ActorRef, Props }
 import akka.routing.{ ActorRefRoutee, RoundRobinRoutingLogic, Router }
 import akka.stream.ActorMaterializer
 import akka.stream.scaladsl.{ Sink, Source }
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.testkit.ImplicitSender
 import org.reactivestreams.Subscription
 

akka-stream-tests/src/test/scala/akka/stream/extra/FlowTimedSpec.scala

@@ -10,6 +10,7 @@ import akka.stream.testkit._
 import akka.stream.testkit.Utils._
 import akka.testkit.TestProbe
 import org.reactivestreams.{ Publisher, Subscriber }
+import akka.testkit.AkkaSpec
 
 class FlowTimedSpec extends AkkaSpec with ScriptedTest {
 

akka-stream-tests/src/test/scala/akka/stream/impl/FixedBufferSpec.scala

@@ -3,7 +3,7 @@
  */
 package akka.stream.impl
 
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.stream.ActorMaterializerSettings
 
 class FixedBufferSpec extends AkkaSpec {

akka-stream-tests/src/test/scala/akka/stream/impl/GraphStageLogicSpec.scala

@@ -4,7 +4,7 @@
 package akka.stream.impl
 
 import akka.stream.stage.GraphStageLogic.{ EagerTerminateOutput, EagerTerminateInput }
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.stream._
 import akka.stream.Fusing.aggressive
 import akka.stream.scaladsl._
@@ -16,7 +16,7 @@ import org.scalactic.ConversionCheckedTripleEquals
 import org.scalatest.concurrent.ScalaFutures
 import scala.concurrent.duration.Duration
 
-class GraphStageLogicSpec extends AkkaSpec with GraphInterpreterSpecKit with ConversionCheckedTripleEquals with ScalaFutures {
+class GraphStageLogicSpec extends AkkaSpec with GraphInterpreterSpecKit {
 
   implicit val materializer = ActorMaterializer()
 

akka-stream-tests/src/test/scala/akka/stream/impl/StreamLayoutSpec.scala

@@ -4,7 +4,7 @@
 package akka.stream.impl
 
 import akka.stream.scaladsl._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import org.reactivestreams.{ Subscription, Subscriber, Publisher }
 import akka.stream._
 

akka-stream-tests/src/test/scala/akka/stream/impl/TimeoutsSpec.scala

@@ -5,15 +5,14 @@
 package akka.stream.impl
 
 import java.util.concurrent.TimeoutException
-
 import akka.Done
 import akka.stream.scaladsl._
 import akka.stream.testkit.Utils._
-import akka.stream.testkit.{ AkkaSpec, TestPublisher, TestSubscriber }
+import akka.stream.testkit.{ TestPublisher, TestSubscriber }
 import akka.stream.{ ActorMaterializer, ClosedShape }
-
 import scala.concurrent.duration._
 import scala.concurrent.{ Await, Future }
+import akka.testkit.AkkaSpec
 
 class TimeoutsSpec extends AkkaSpec {
   implicit val materializer = ActorMaterializer()

akka-stream-tests/src/test/scala/akka/stream/impl/fusing/ActorGraphInterpreterSpec.scala

@@ -4,16 +4,15 @@
 package akka.stream.impl.fusing
 
 import java.util.concurrent.CountDownLatch
-
 import akka.stream._
 import akka.stream.scaladsl._
 import akka.stream.stage.{ GraphStage, GraphStageLogic, InHandler, OutHandler }
 import akka.stream.testkit.Utils._
-import akka.stream.testkit.{ AkkaSpec, TestPublisher, TestSubscriber }
+import akka.stream.testkit.{ TestPublisher, TestSubscriber }
 import akka.testkit.EventFilter
-
 import scala.concurrent.Await
 import scala.concurrent.duration._
+import akka.testkit.AkkaSpec
 
 class ActorGraphInterpreterSpec extends AkkaSpec {
   implicit val materializer = ActorMaterializer()

akka-stream-tests/src/test/scala/akka/stream/impl/fusing/GraphInterpreterFailureModesSpec.scala

@@ -2,7 +2,7 @@ package akka.stream.impl.fusing
 
 import akka.stream.testkit.Utils.TE
 import akka.testkit.EventFilter
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 class GraphInterpreterFailureModesSpec extends AkkaSpec with GraphInterpreterSpecKit {
 

akka-stream-tests/src/test/scala/akka/stream/impl/fusing/GraphInterpreterPortsSpec.scala

@@ -3,7 +3,7 @@
  */
 package akka.stream.impl.fusing
 
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.stream.testkit.Utils._
 
 class GraphInterpreterPortsSpec extends AkkaSpec with GraphInterpreterSpecKit {

akka-stream-tests/src/test/scala/akka/stream/impl/fusing/GraphInterpreterSpec.scala

@@ -6,7 +6,7 @@ package akka.stream.impl.fusing
 import akka.NotUsed
 import akka.stream.{ OverflowStrategy, Attributes }
 import akka.stream.stage.AbstractStage.PushPullGraphStage
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.stream.scaladsl.{ Merge, Broadcast, Balance, Zip }
 import GraphInterpreter._
 

akka-stream-tests/src/test/scala/akka/stream/impl/fusing/GraphInterpreterSpecKit.scala

@@ -8,7 +8,7 @@ import akka.stream._
 import akka.stream.impl.fusing.GraphInterpreter.{ DownstreamBoundaryStageLogic, Failed, GraphAssembly, UpstreamBoundaryStageLogic }
 import akka.stream.stage.AbstractStage.PushPullGraphStage
 import akka.stream.stage.{ GraphStage, GraphStageLogic, InHandler, OutHandler, _ }
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.stream.testkit.Utils.TE
 import akka.stream.impl.fusing.GraphInterpreter.GraphAssembly
 

akka-stream-tests/src/test/scala/akka/stream/impl/fusing/InterpreterSpec.scala

@@ -5,7 +5,7 @@ package akka.stream.impl.fusing
 
 import akka.stream.impl.ConstantFun
 import akka.stream.stage._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.testkit.EventFilter
 
 import akka.stream.Supervision

akka-stream-tests/src/test/scala/akka/stream/impl/fusing/InterpreterStressSpec.scala

@@ -4,8 +4,8 @@
 package akka.stream.impl.fusing
 
 import akka.stream.impl.ConstantFun
-import akka.stream.{ Supervision }
-import akka.stream.testkit.AkkaSpec
+import akka.stream.Supervision
+import akka.testkit.AkkaSpec
 
 class InterpreterStressSpec extends AkkaSpec with GraphInterpreterSpecKit {
   import Supervision.stoppingDecider

akka-stream-tests/src/test/scala/akka/stream/impl/fusing/InterpreterSupervisionSpec.scala

@@ -10,7 +10,7 @@ import akka.stream.stage.PushPullStage
 import akka.stream.stage.Stage
 import akka.stream.stage.TerminationDirective
 import akka.stream.stage.SyncDirective
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 
 object InterpreterSupervisionSpec {
   val TE = new Exception("TEST") with NoStackTrace {

akka-stream-tests/src/test/scala/akka/stream/impl/fusing/IteratorInterpreterSpec.scala

@@ -3,7 +3,7 @@
  */
 package akka.stream.impl.fusing
 
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.util.ByteString
 import akka.stream.stage._
 import akka.stream.Supervision

akka-stream-tests/src/test/scala/akka/stream/impl/fusing/KeepGoingStageSpec.scala

@@ -7,7 +7,7 @@ import akka.actor.{ NoSerializationVerificationNeeded, ActorRef }
 import akka.stream.scaladsl.{ Keep, Source }
 import akka.stream.{ Attributes, Inlet, SinkShape, ActorMaterializer }
 import akka.stream.stage.{ InHandler, AsyncCallback, GraphStageLogic, GraphStageWithMaterializedValue }
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.stream.testkit.Utils._
 
 import scala.concurrent.{ Await, Promise, Future }

akka-stream-tests/src/test/scala/akka/stream/impl/fusing/LifecycleInterpreterSpec.scala

@@ -4,7 +4,7 @@
 package akka.stream.impl.fusing
 
 import akka.stream.stage._
-import akka.stream.testkit.AkkaSpec
+import akka.testkit.AkkaSpec
 import akka.stream.testkit.Utils.TE
 
 import scala.concurrent.duration._

akka-stream-tests/src/test/scala/akka/stream/io/FileSinkSpec.scala

@@ -5,7 +5,6 @@ package akka.stream.io
 
 import java.io.File
 import java.nio.file.StandardOpenOption
-
 import akka.actor.ActorSystem
 import akka.stream.impl.ActorMaterializerImpl
 import akka.stream.impl.StreamSupervisor
@@ -18,10 +17,10 @@ import akka.stream.ActorMaterializerSettings
 import akka.stream.ActorAttributes
 import akka.util.ByteString
 import akka.util.Timeout
-
 import scala.collection.mutable.ListBuffer
 import scala.concurrent.Await
 import scala.concurrent.duration._
+import akka.testkit.AkkaSpec
 
 class FileSinkSpec extends AkkaSpec(UnboundedMailboxConfig) {
 
@@ -155,4 +154,3 @@ class FileSinkSpec extends AkkaSpec(UnboundedMailboxConfig) {
   }
 
 }
-

akka-stream-tests/src/test/scala/akka/stream/io/FileSourceSpec.scala

@@ -6,7 +6,6 @@ package akka.stream.io
 import java.io.File
 import java.io.FileWriter
 import java.util.Random
-
 import akka.actor.ActorSystem
 import akka.stream.ActorMaterializer
 import akka.stream.ActorMaterializerSettings
@@ -22,9 +21,9 @@ import akka.stream.testkit.Utils._
 import akka.stream.testkit.scaladsl.TestSink
 import akka.util.ByteString
 import akka.util.Timeout
-
 import scala.concurrent.Await
 import scala.concurrent.duration._
+import akka.testkit.AkkaSpec
 
 object FileSourceSpec {
   final case class Settings(chunkSize: Int, readAhead: Int)

akka-stream-tests/src/test/scala/akka/stream/io/InputStreamSinkSpec.scala

@@ -5,7 +5,6 @@ package akka.stream.io
 
 import java.io.{ IOException, InputStream }
 import java.util.concurrent.TimeoutException
-
 import akka.actor.ActorSystem
 import akka.stream._
 import akka.stream.Attributes.inputBuffer
@@ -15,14 +14,14 @@ import akka.stream.impl.{ ActorMaterializerImpl, StreamSupervisor }
 import akka.stream.scaladsl.{ Keep, Source, StreamConverters }
 import akka.stream.testkit.Utils._
 import akka.stream.testkit.scaladsl.TestSource
-import akka.stream.testkit.{ AkkaSpec, GraphStageMessages, TestSinkStage }
+import akka.stream.testkit.{ GraphStageMessages, TestSinkStage }
 import akka.testkit.TestProbe
 import akka.util.ByteString
-
 import scala.concurrent.duration._
 import scala.concurrent.forkjoin.ThreadLocalRandom
 import scala.concurrent.{ Await, Future }
 import scala.util.control.NoStackTrace
+import akka.testkit.AkkaSpec
 
 class InputStreamSinkSpec extends AkkaSpec(UnboundedMailboxConfig) {
   import system.dispatcher

akka-stream-tests/src/test/scala/akka/stream/io/InputStreamSourceSpec.scala

@@ -12,11 +12,12 @@ import akka.stream.testkit.Utils._
 import akka.stream.testkit.scaladsl.TestSink
 import akka.stream.{ ActorMaterializer, ActorMaterializerSettings }
 import akka.util.ByteString
+import akka.testkit.AkkaSpec
 import org.scalatest.concurrent.ScalaFutures
 import scala.concurrent.Await
 import scala.concurrent.duration._
 
-class InputStreamSourceSpec extends AkkaSpec(UnboundedMailboxConfig) with ScalaFutures {
+class InputStreamSourceSpec extends AkkaSpec(UnboundedMailboxConfig) {
 
   val settings = ActorMaterializerSettings(system).withDispatcher("akka.actor.default-dispatcher")
   implicit val materializer = ActorMaterializer(settings)

akka-stream-tests/src/test/scala/akka/stream/io/OutputStreamSinkSpec.scala

@@ -9,7 +9,7 @@ import akka.stream.scaladsl.{ Source, StreamConverters }
 import akka.stream.testkit._
 import akka.stream.testkit.Utils._
 import akka.stream.{ ActorMaterializer, ActorMaterializerSettings }
-import akka.testkit.TestProbe
+import akka.testkit.{ AkkaSpec, TestProbe }
 import akka.util.ByteString
 
 import scala.concurrent.Await

akka-stream-tests/src/test/scala/akka/stream/io/OutputStreamSourceSpec.scala

@@ -5,7 +5,6 @@ package akka.stream.io
 
 import java.io.IOException
 import java.util.concurrent.TimeoutException
-
 import akka.actor.ActorSystem
 import akka.stream._
 import akka.stream.Attributes.inputBuffer
@@ -18,11 +17,11 @@ import akka.stream.testkit._
 import akka.stream.testkit.scaladsl.TestSink
 import akka.testkit.TestProbe
 import akka.util.ByteString
-
 import scala.concurrent.duration.Duration.Zero
 import scala.concurrent.duration._
 import scala.concurrent.{ Await, Future }
 import scala.util.Random
+import akka.testkit.AkkaSpec
 
 class OutputStreamSourceSpec extends AkkaSpec(UnboundedMailboxConfig) {
   import system.dispatcher

akka-stream-tests/src/test/scala/akka/stream/io/TcpSpec.scala

@@ -19,6 +19,7 @@ import scala.concurrent.{ Promise, Await }
 import scala.concurrent.duration._
 import java.net.BindException
 import akka.testkit.EventFilter
+import akka.testkit.AkkaSpec
 
 class TcpSpec extends AkkaSpec("akka.stream.materializer.subscription-timeout.timeout = 2s") with TcpHelper {
   var demand = 0L

akka-stream-tests/src/test/scala/akka/stream/io/TlsSpec.scala

@@ -20,7 +20,7 @@ import akka.stream.scaladsl._
 import akka.stream.stage._
 import akka.stream.testkit._
 import akka.stream.testkit.Utils._
-import akka.testkit.EventFilter
+import akka.testkit.{ AkkaSpec, EventFilter }
 import akka.util.ByteString
 import javax.net.ssl._
 

akka-stream-tests/src/test/scala/akka/stream/scaladsl/ActorRefBackpressureSinkSpec.scala

@@ -12,6 +12,7 @@ import akka.stream.testkit.scaladsl._
 import org.scalatest.concurrent.ScalaFutures
 import org.scalactic.ConversionCheckedTripleEquals
 import scala.concurrent.duration._
+import akka.testkit.AkkaSpec
 
 object ActorRefBackpressureSinkSpec {
   val initMessage = "start"
@@ -47,10 +48,9 @@ object ActorRefBackpressureSinkSpec {
 
 }
 
-class ActorRefBackpressureSinkSpec extends AkkaSpec with ScalaFutures with ConversionCheckedTripleEquals {
+class ActorRefBackpressureSinkSpec extends AkkaSpec {
   import ActorRefBackpressureSinkSpec._
   implicit val mat = ActorMaterializer()
-  implicit val patience = PatienceConfig(2.second)
 
   def createActor[T](c: Class[T]) =
     system.actorOf(Props(c, testActor).withDispatcher("akka.test.stream-dispatcher"))

akka-stream-tests/src/test/scala/akka/stream/scaladsl/ActorRefSinkSpec.scala

@@ -10,6 +10,7 @@ import akka.stream.testkit.scaladsl._
 import akka.actor.Actor
 import akka.actor.ActorRef
 import akka.actor.Props
+import akka.testkit.AkkaSpec
 
 object ActorRefSinkSpec {
   case class Fw(ref: ActorRef) extends Actor {

akka-stream-tests/src/test/scala/akka/stream/scaladsl/ActorRefSourceSpec.scala

@@ -10,6 +10,7 @@ import akka.stream.testkit.scaladsl._
 import akka.stream.testkit.Utils._
 import akka.actor.PoisonPill
 import akka.actor.Status
+import akka.testkit.AkkaSpec
 
 class ActorRefSourceSpec extends AkkaSpec {
   implicit val materializer = ActorMaterializer()

akka-stream-tests/src/test/scala/akka/stream/scaladsl/AttributesSpec.scala

@@ -16,6 +16,7 @@ import akka.stream.impl.SinkModule
 import akka.stream.impl.StreamLayout.Module
 import org.scalatest.concurrent.ScalaFutures
 import akka.stream.impl.SinkholeSubscriber
+import akka.testkit.AkkaSpec
 
 object AttributesSpec {
 
@@ -37,7 +38,7 @@ object AttributesSpec {
 
 }
 
-class AttributesSpec extends AkkaSpec with ScalaFutures {
+class AttributesSpec extends AkkaSpec {
   import AttributesSpec._
 
   val settings = ActorMaterializerSettings(system)

akka-stream-tests/src/test/scala/akka/stream/scaladsl/BidiFlowSpec.scala

@@ -4,7 +4,6 @@
 package akka.stream.scaladsl
 
 import akka.NotUsed
-import akka.stream.testkit.AkkaSpec
 import akka.stream.testkit.Utils._
 import org.scalactic.ConversionCheckedTripleEquals
 import akka.util.ByteString
@@ -12,8 +11,9 @@ import akka.stream._
 import scala.concurrent.Await
 import scala.concurrent.duration._
 import scala.collection.immutable
+import akka.testkit.AkkaSpec
 
-class BidiFlowSpec extends AkkaSpec with ConversionCheckedTripleEquals {
+class BidiFlowSpec extends AkkaSpec {
   import Attributes._
   import GraphDSL.Implicits._
 

akka-stream-tests/src/test/scala/akka/stream/scaladsl/FlowAppendSpec.scala

@@ -6,9 +6,10 @@ package akka.stream.scaladsl
 import akka.actor.ActorSystem
 import akka.stream.ActorMaterializer
 import akka.stream.ActorMaterializerSettings
-import akka.stream.testkit.{ AkkaSpec, TestSubscriber }
+import akka.stream.testkit.TestSubscriber
 import org.reactivestreams.Subscriber
 import org.scalatest.Matchers
+import akka.testkit.AkkaSpec
 
 class FlowAppendSpec extends AkkaSpec with River {
 

akka-stream-tests/src/test/scala/akka/stream/scaladsl/FlowBatchSpec.scala

@@ -8,6 +8,7 @@ import scala.concurrent.duration._
 import scala.concurrent.forkjoin.ThreadLocalRandom
 import akka.stream.{ OverflowStrategy, ActorMaterializer, ActorMaterializerSettings }
 import akka.stream.testkit._
+import akka.testkit.AkkaSpec
 
 class FlowBatchSpec extends AkkaSpec {
 

akka-stream-tests/src/test/scala/akka/stream/scaladsl/FlowBatchWeightedSpec.scala

@@ -6,6 +6,7 @@ package akka.stream.scaladsl
 import akka.stream.{ ActorMaterializer, ActorMaterializerSettings }
 import akka.stream.testkit._
 import scala.concurrent.duration._
+import akka.testkit.AkkaSpec
 
 class FlowBatchWeightedSpec extends AkkaSpec {
 

akka-stream-tests/src/test/scala/akka/stream/scaladsl/FlowBufferSpec.scala

@@ -10,6 +10,7 @@ import akka.stream.{ BufferOverflowException, ActorMaterializer, ActorMaterializ
 import akka.stream.testkit._
 import akka.stream.testkit.scaladsl._
 import akka.stream.testkit.Utils._
+import akka.testkit.AkkaSpec
 
 class FlowBufferSpec extends AkkaSpec {