Remove the JUnit test runner (#23784)

project/AkkaBuild.scala

@@ -7,7 +7,6 @@ package akka
 import java.io.{ FileInputStream, InputStreamReader }
 import java.util.Properties
 
-import akka.TestExtras.JUnitFileReporting
 import com.typesafe.sbt.pgp.PgpKeys.publishSigned
 import sbt.Keys._
 import sbt._
@@ -84,7 +83,7 @@ object AkkaBuild {
 
   lazy val defaultSettings = resolverSettings ++
     TestExtras.Filter.settings ++
-    Protobuf.settings ++ Seq(
+    Protobuf.settings ++ Seq[Setting[_]](
       // compile options
       scalacOptions in Compile ++= Seq("-encoding", "UTF-8", "-target:jvm-1.8", "-feature", "-unchecked", "-Xlog-reflective-calls", "-Xlint"),
       scalacOptions in Compile ++= (if (allWarnings) Seq("-deprecation") else Nil),
@@ -185,13 +184,8 @@ object AkkaBuild {
       logBuffered in Test := System.getProperty("akka.logBufferedTests", "false").toBoolean,
 
       // show full stack traces and test case durations
-      testOptions in Test += Tests.Argument("-oDF"),
-
-      // -v Log "test run started" / "test started" / "test run finished" events on log level "info" instead of "debug".
-      // -a Show stack traces and exception class name for AssertionErrors.
-      testOptions += Tests.Argument(TestFrameworks.JUnit, "-v", "-a")) ++
+      testOptions in Test += Tests.Argument("-oDF")) ++
       mavenLocalResolverSettings ++
-      JUnitFileReporting.settings ++
       docLintingSettings
 
   lazy val docLintingSettings = Seq(

project/Dependencies.scala

@@ -91,7 +91,6 @@ object Dependencies {
       val pojosr = "com.googlecode.pojosr" % "de.kalpatec.pojosr.framework" % "0.2.1" % "test" // ApacheV2
       val tinybundles = "org.ops4j.pax.tinybundles" % "tinybundles" % "1.0.0" % "test" // ApacheV2
       val log4j = "log4j" % "log4j" % "1.2.17" % "test" // ApacheV2
-      val junitIntf = "com.novocode" % "junit-interface" % "0.11" % "test" // MIT
       val scalaXml = "org.scala-lang.modules" %% "scala-xml" % scalaXmlVersion % "test"
 
       // in-memory filesystem for file related tests
@@ -131,7 +130,7 @@ object Dependencies {
 
   val testkit = l ++= Seq(Test.junit, Test.scalatest.value) ++ Test.metricsAll
 
-  val actorTests = l ++= Seq(Test.junit, Test.scalatest.value, Test.commonsCodec, Test.commonsMath, Test.mockito, Test.scalacheck.value, Test.junitIntf)
+  val actorTests = l ++= Seq(Test.junit, Test.scalatest.value, Test.commonsCodec, Test.commonsMath, Test.mockito, Test.scalacheck.value)
 
   val remote = l ++= Seq(netty, aeronDriver, aeronClient, Test.junit, Test.scalatest.value, Test.jimfs)
 
@@ -159,13 +158,13 @@ object Dependencies {
 
   val persistenceShared = l ++= Seq(Provided.levelDB, Provided.levelDBNative)
 
-  val camel = l ++= Seq(camelCore, Test.scalatest.value, Test.junit, Test.mockito, Test.logback, Test.commonsIo, Test.junitIntf)
+  val camel = l ++= Seq(camelCore, Test.scalatest.value, Test.junit, Test.mockito, Test.logback, Test.commonsIo)
 
   val osgi = l ++= Seq(osgiCore, osgiCompendium, Test.logback, Test.commonsIo, Test.pojosr, Test.tinybundles, Test.scalatest.value, Test.junit)
 
-  val docs = l ++= Seq(Test.scalatest.value, Test.junit, Test.junitIntf, Docs.sprayJson, Docs.gson)
+  val docs = l ++= Seq(Test.scalatest.value, Test.junit, Docs.sprayJson, Docs.gson)
 
-  val contrib = l ++= Seq(Test.junitIntf, Test.commonsIo)
+  val contrib = l ++= Seq(Test.commonsIo)
 
   val benchJmh = l ++= Seq(Provided.levelDB, Provided.levelDBNative)
 
@@ -174,7 +173,6 @@ object Dependencies {
   lazy val stream = l ++= Seq[sbt.ModuleID](
     reactiveStreams,
     sslConfigCore,
-    Test.junitIntf,
     Test.scalatest.value)
 
   lazy val streamTestkit = l ++= Seq(Test.scalatest.value, Test.scalacheck.value, Test.junit)

project/TestExtras.scala

@@ -8,13 +8,6 @@ import sbt._
 
 object TestExtras {
 
-  object JUnitFileReporting {
-    val settings = Seq(
-      // we can enable junit-style reports everywhere with this
-      testOptions += Tests.Argument(TestFrameworks.JUnit, "-v", "-a", "-u", (target.value / "test-reports").getAbsolutePath),
-      testOptions += Tests.Argument(TestFrameworks.ScalaTest, "-u", (target.value / "test-reports").getAbsolutePath))
-  }
-
   object Filter {
     object Keys {
       val excludeTestNames = settingKey[Set[String]]("Names of tests to be excluded. Not supported by MultiJVM tests. Example usage: -Dakka.test.names.exclude=TimingSpec")