Add test suite

1 files changed, 51 insertions, 0 deletions

diff --git a/flow-stream/src/test/scala/ch/jodersky/flow/stream/SerialSpec.scala b/flow-stream/src/test/scala/ch/jodersky/flow/stream/SerialSpec.scala
new file mode 100644
index 0000000..1a1ebdc
--- /dev/null
+++ b/flow-stream/src/test/scala/ch/jodersky/flow/stream/SerialSpec.scala
@@ -0,0 +1,51 @@
+package ch.jodersky.flow
+package stream
+
+import scala.concurrent.Await
+import scala.concurrent.duration._
+
+import akka.actor.ActorSystem
+import akka.stream.ActorMaterializer
+import akka.stream.scaladsl.{Keep, Sink, Source}
+import akka.util.ByteString
+import org.scalatest._
+
+class SerialSpec extends WordSpec with BeforeAndAfterAll with PseudoTerminal {
+
+  implicit val system = ActorSystem("flow-test")
+  implicit val materializer = ActorMaterializer()
+
+  override def afterAll {
+    system.terminate()
+  }
+
+  "Serial stream" should {
+    val data = ByteString(("hello world").getBytes("utf-8"))
+
+    "receive the same data it sends in an echo test" in {
+      withEcho { case (port, settings) =>
+        val graph = Source.single(data)
+          .via(Serial().open(port, settings)) // send to echo pty
+          .scan(ByteString.empty)(_ ++ _) // received elements could potentially be split by OS
+          .dropWhile(_ != data)
+          .toMat(Sink.head)(Keep.right)
+
+        Await.result(graph.run(), 2.seconds)
+      }
+    }
+
+    "fail if the underlying pty fails" in {
+      val result = withEcho { case (port, settings) =>
+        Source.single(data)
+          .via(Serial().open(port, settings))
+          .toMat(Sink.last)(Keep.right)
+          .run()}
+
+      intercept[StreamSerialException] {
+        Await.result(result, 10.seconds)
+      }
+    }
+
+  }
+
+}