System.Reactive.EventStreamSpec.WhenSubscribingAsEventInterface_ThenCallsSubscriber C# (CSharp) Method

        public void WhenSubscribingAsEventInterface_ThenCallsSubscriber()
        {
            var stream = new EventStream();
            var called = false;

            using (var subscription = stream.Of<IBaseEvent>().Subscribe(c => called = true))
            {
                stream.Push(new PatientEnteredHospital());
            }

            Assert.True(called);
        }