ScalaTest: Using whenReady to test Futures

ClassThatReturnsFuturesTest.scala

  test("Test a asynchronous method synchronously - whenReady") {
    val underTest = new ClassThatReturnsFutures()
    val futureResult = underTest.goDoSomething()

    whenReady(futureResult) { result =>
      result should equal("The result")
    }
  }