- fixed missing test scenario description

src/test/scala/RobotTests.scala

@@ -19,7 +19,7 @@ class RobotTests extends FeatureSpec with GivenWhenThen with Matchers {
   val r4 = DrivableRole()
 
   feature("Compartments and Roles") {
-    scenario("") {
+    scenario("Calling role behavior") {
       Then("Calling their behavior should return the expected values.")
       r2.getTarget shouldBe task.Target("kitchen")
       r3.readSensor shouldBe 100