public void UseRequestListener()
{
var instanceTracker = new InstanceTracker();
var sut = Configure(c => c.UseRequestListener(sp => new TestRequestListener(instanceTracker)));
RequestListenersShouldBeCreatedOnEnumeration(sut, instanceTracker);
}
public void SetUp()
{
_instanceTracker = new InstanceTracker();
}
private static void RequestListenersShouldBeCreatedOnEnumeration(ISlackServiceProvider sut, InstanceTracker instanceTracker)
{
var listeners = sut.GetRequestListeners();
instanceTracker.GetInstances <TestRequestListener>().ShouldBeEmpty("Listeners should not be created until enumerated");
var expectedListeners = new[] { listeners.Last(), listeners.Last() };
var createdInstances = instanceTracker.GetInstances <TestRequestListener>().Cast <ISlackRequestListener>();
createdInstances.ShouldMatchReferences(expectedListeners, "Listeners should be created once per enumeration");
}
public TestRequestListener(InstanceTracker tracker) : base(tracker)
{
}