public CounterMediator(CounterA counterA, CounterB counterB)
{
_counterA = counterA;
_counterA.SetMediator(this);
_counterB = counterB;
_counterB.SetMediator(this);
}
public void CounterAShouldReceiveMessage()
{
var counterA = new CounterA();
var counterB = new CounterB();
new CounterMediator(counterA, counterB);
string message = "Hi Counter A";
var counterAReceived = counterB.Send(message);
Assert.AreEqual(counterAReceived, $"Counter A received message: {message}");
}