Fixes smoke tests for both scala 2.11 and 2.12

Author: juanpedromoreno

build.sbt

@@ -63,15 +63,15 @@ lazy val `evaluator-server` = (project in file("server"))
       "io.get-coursier" %% "coursier-cache" % "1.0.0-M15-3",
       %%("scalatest")   % "test"
     ),
-    assemblyJarName in assembly := "evaluator-server.jar",
-    buildInfoKeys := Seq[BuildInfoKey](name, version, scalaVersion, sbtVersion),
-    buildInfoPackage := "org.scalaexercises.evaluator"
+    assemblyJarName in assembly := "evaluator-server.jar"
   )
-  .settings(dockerSettings)
+  .settings(dockerSettings: _*)
+  .settings(buildInfoSettings: _*)
   .settings(serverScalaMacroDependencies: _*)
 
 lazy val `smoketests` = (project in file("smoketests"))
-  .dependsOn(`evaluator-server`)
+  .dependsOn(`evaluator-server` % "compile->compile;test->test")
+  .enablePlugins(BuildInfoPlugin)
   .settings(noPublishSettings: _*)
   .settings(
     name := "evaluator-server-smoke-tests",
@@ -85,9 +85,8 @@ lazy val `smoketests` = (project in file("smoketests"))
       %%("scalatest") % "test"
     )
   )
+  .settings(buildInfoSettings: _*)
 
-onLoad in Global := (Command
-  .process("project evaluator-server", _: State)) compose (onLoad in Global).value
 addCommandAlias(
   "publishSignedAll",
   ";evaluator-sharedJS/publishSigned;evaluator-sharedJVM/publishSigned;evaluator-clientJS/publishSigned;evaluator-clientJVM/publishSigned"

project/ProjectPlugin.scala

@@ -4,7 +4,7 @@ import sbt.Keys._
 import sbt.{Def, _}
 import sbtassembly.AssemblyPlugin.autoImport.assembly
 import sbtbuildinfo.BuildInfoKey
-import sbtbuildinfo.BuildInfoKeys.{buildInfoKeys, buildInfoPackage}
+import sbtbuildinfo.BuildInfoPlugin.autoImport._
 import sbtdocker.DockerPlugin.autoImport._
 import sbtorgpolicies._
 import sbtorgpolicies.model._
@@ -59,6 +59,11 @@ object ProjectPlugin extends AutoPlugin {
       )
     }
 
+    lazy val buildInfoSettings = Seq(
+      buildInfoKeys := Seq[BuildInfoKey](name, version, scalaVersion, sbtVersion),
+      buildInfoPackage := "org.scalaexercises.evaluator"
+    )
+
   }
 
   override def projectSettings: Seq[Def.Setting[_]] =

server/src/test/scala/org/scalaexercises/evaluator/helper.scala

@@ -17,7 +17,7 @@ object helper {
   def toScalaVersion(v: String): ScalaVersion = v match {
     case version if version.startsWith("2.11") => Scala211
     case version if version.startsWith("2.12") => Scala212
-    case _                                     => throw new IllegalArgumentException("Unknown Scala Version")
+    case _                                     => throw new IllegalArgumentException(s"Unknown Scala Version $v")
   }
 
   val commonResolvers = List(

smoketests/src/test/scala/org/scalaexercises/evaluator/Smoketests.scala

@@ -11,12 +11,23 @@ import org.http4s._
 import org.http4s.client.blaze._
 import org.http4s.circe._
 import io.circe.generic.auto._
+import org.scalaexercises.evaluator.helper._
 
 import scala.concurrent.duration._
 import pdi.jwt.{Jwt, JwtAlgorithm}
 
 class Smoketests extends FunSpec with Matchers with CirceInstances {
 
+  val evaluatorUrl: Uri = (toScalaVersion(BuildInfo.scalaVersion) match {
+    case Scala211 => Uri.fromString("https://scala-evaluator.herokuapp.com/eval")
+    case _        => Uri.fromString("https://scala-evaluator-212.herokuapp.com/eval")
+  }).toOption
+    .getOrElse(
+      throw new RuntimeException(
+        s"Unable to parse the scala evaluator url for scala version ${BuildInfo.scalaVersion}"
+      )
+    )
+
   case class EvaluatorResponse(
       msg: String,
       value: String,
@@ -35,7 +46,7 @@ class Smoketests extends FunSpec with Matchers with CirceInstances {
 
     val request = new Request(
       method = Method.POST,
-      uri = Uri.uri("https://scala-evaluator.herokuapp.com/eval"),
+      uri = evaluatorUrl,
       headers = Headers(headers)
     ).withBody(s"""{"resolvers" : [], "dependencies" : [], "code" : "$code"}""")