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package com.softwaremill.sttp.testing
import akka.Done
import akka.actor.ActorSystem
import akka.http.scaladsl.Http
import akka.http.scaladsl.coding.{Deflate, Gzip, NoCoding}
import akka.http.scaladsl.model._
import akka.http.scaladsl.model.headers.CacheDirectives._
import akka.http.scaladsl.model.headers._
import akka.http.scaladsl.server.Directives.{entity, path, _}
import akka.http.scaladsl.server.Route
import akka.http.scaladsl.server.directives.Credentials
import akka.stream.ActorMaterializer
import akka.util.ByteString
import scala.concurrent.duration._
import scala.concurrent.{Await, Future}
import org.scalatest.BeforeAndAfterAll
import org.scalatest.Suite
trait TestHttpServer extends BeforeAndAfterAll { this: Suite =>
private val server = new HttpServer(0)
protected var endpoint = "localhost:51823"
override protected def beforeAll(): Unit = {
import scala.concurrent.ExecutionContext.Implicits.global
super.beforeAll()
Await.result(
server.start().map { binding =>
endpoint = s"localhost:${binding.localAddress.getPort}"
},
10.seconds
)
}
override protected def afterAll(): Unit = {
server.close()
super.afterAll()
}
}
object HttpServer {
def main(args: Array[String]): Unit = {
val port = args.headOption.map(_.toInt).getOrElse(51823)
Await.result(new HttpServer(port).start(), 10.seconds)
}
}
private class HttpServer(port: Int) extends AutoCloseable {
import scala.concurrent.ExecutionContext.Implicits.global
private var server: Option[Future[Http.ServerBinding]] = None
private implicit val actorSystem: ActorSystem = ActorSystem("sttp-test-server")
private implicit val materializer: ActorMaterializer = ActorMaterializer()
private def paramsToString(m: Map[String, String]): String =
m.toList.sortBy(_._1).map(p => s"${p._1}=${p._2}").mkString(" ")
private val textFile = new java.io.File(getClass.getResource("/textfile.txt").getFile)
private val binaryFile = new java.io.File(getClass.getResource("/binaryfile.jpg").getFile)
private val textWithSpecialCharacters = "Żółć!"
val serverRoutes: Route =
pathPrefix("echo") {
pathPrefix("form_params") {
formFieldMap { params =>
path("as_string") {
complete(paramsToString(params))
} ~
path("as_params") {
complete(FormData(params))
}
}
} ~ get {
parameterMap { params =>
complete(List("GET", "/echo", paramsToString(params))
.filter(_.nonEmpty)
.mkString(" "))
}
} ~
post {
parameterMap { params =>
entity(as[String]) { body: String =>
complete(List("POST", "/echo", paramsToString(params), body)
.filter(_.nonEmpty)
.mkString(" "))
}
}
}
} ~ pathPrefix("streaming") {
path("echo") {
post {
parameterMap { _ =>
entity(as[String]) { body: String =>
complete(body)
}
}
}
}
} ~ path("set_headers") {
get {
respondWithHeader(`Cache-Control`(`max-age`(1000L))) {
respondWithHeader(`Cache-Control`(`no-cache`)) {
complete("ok")
}
}
}
} ~ pathPrefix("set_cookies") {
path("with_expires") {
setCookie(HttpCookie("c", "v", expires = Some(DateTime(1997, 12, 8, 12, 49, 12)))) {
complete("ok")
}
} ~ get {
setCookie(
HttpCookie(
"cookie1",
"value1",
secure = true,
httpOnly = true,
maxAge = Some(123L)
)
) {
setCookie(HttpCookie("cookie2", "value2")) {
setCookie(
HttpCookie(
"cookie3",
"",
domain = Some("xyz"),
path = Some("a/b/c")
)
) {
complete("ok")
}
}
}
}
} ~ path("secure_basic") {
authenticateBasic("test realm", {
case c @ Credentials.Provided(un) if un == "adam" && c.verify("1234") =>
Some(un)
case _ => None
}) { userName =>
complete(s"Hello, $userName!")
}
} ~ path("compress") {
encodeResponseWith(Gzip, Deflate, NoCoding) {
complete("I'm compressed!")
}
} ~ pathPrefix("download") {
path("binary") {
getFromFile(binaryFile)
} ~ path("text") {
getFromFile(textFile)
}
} ~ pathPrefix("multipart") {
entity(as[akka.http.scaladsl.model.Multipart.FormData]) { fd =>
complete {
fd.parts
.mapAsync(1) { p =>
val fv = p.entity.dataBytes.runFold(ByteString())(_ ++ _)
fv.map(_.utf8String)
.map(v => p.name + "=" + v + p.filename.fold("")(fn => s" ($fn)"))
}
.runFold(Vector.empty[String])(_ :+ _)
.map(v => v.mkString(", "))
}
}
} ~ pathPrefix("redirect") {
path("r1") {
redirect("/redirect/r2", StatusCodes.TemporaryRedirect)
} ~
path("r2") {
redirect("/redirect/r3", StatusCodes.PermanentRedirect)
} ~
path("r3") {
redirect("/redirect/r4", StatusCodes.Found)
} ~
path("r4") {
complete("819")
} ~
path("loop") {
redirect("/redirect/loop", StatusCodes.Found)
}
} ~ pathPrefix("timeout") {
complete {
akka.pattern.after(1.second, using = actorSystem.scheduler)(
Future.successful("Done")
)
}
} ~ path("empty_unauthorized_response") {
post {
import akka.http.scaladsl.model._
complete(
HttpResponse(
status = StatusCodes.Unauthorized,
headers = Nil,
entity = HttpEntity.Empty,
protocol = HttpProtocols.`HTTP/1.1`
))
}
} ~ path("respond_with_iso_8859_2") {
get { ctx =>
val entity =
HttpEntity(MediaTypes.`text/plain`.withCharset(HttpCharset.custom("ISO-8859-2")), textWithSpecialCharacters)
ctx.complete(HttpResponse(200, entity = entity))
}
}
def start(): Future[Http.ServerBinding] = {
unbindServer().flatMap { _ =>
val server = Http().bindAndHandle(serverRoutes, "localhost", port)
this.server = Some(server)
server
}
}
def close(): Unit = {
val unbind = unbindServer()
unbind.onComplete(_ => actorSystem.terminate())
Await.result(
unbind,
10.seconds
)
}
private def unbindServer(): Future[Done] = {
server.map(_.flatMap(_.unbind())).getOrElse(Future.successful(Done))
}
}
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