public void GivenAPlayAction_ThenTheResponseContainsPlay()
{
var controller = new BroadcastController();
const string recordUrl = "record-url";
var result = controller.Play(recordUrl);
result.ExecuteResult(MockControllerContext.Object);
var document = BuildDocument();
Assert.That(document.SelectSingleNode("Response/Play").InnerText,
Is.EqualTo(recordUrl));
}