AK.F1.Timing.Model.PropertyChangeObserverTest.can_get_the_number_of_times_a_property_has_changed C# (CSharp) Method

        public void can_get_the_number_of_times_a_property_has_changed()
        {
            var observable = new Observable();
            var observer = new PropertyChangeObserver<Observable>(observable);

            Assert.Equal(0, observer.GetChangeCount("Property"));
            Assert.Equal(0, observer.GetChangeCount(x => x.Property));

            observable.OnPropertyChanged("Property");

            Assert.Equal(1, observer.GetChangeCount("Property"));
            Assert.Equal(1, observer.GetChangeCount(x => x.Property));

            observable.OnPropertyChanged("Property");

            Assert.Equal(2, observer.GetChangeCount("Property"));
            Assert.Equal(2, observer.GetChangeCount(x => x.Property));
        }