public void RegisteredObserverShouldBeCalledForEachActionDispatched()
{
var observer = new MockObserver();
var store = new MockStore(new MockState(k_MockStateDefault));
store.Register(observer.Observe);
store.Register <PassThroughAction>(MockReducers.PassThrough);
store.Register <ChangeFooAction>(MockReducers.ReplaceFoo);
store.Register <ChangeBarAction>(MockReducers.ReplaceBar);
store.Dispatch(new ChangeFooAction(20));
Assert.That(observer.ActionObserved, Is.EqualTo(1));
store.Dispatch(new ChangeBarAction(10));
Assert.That(observer.ActionObserved, Is.EqualTo(2));
store.Dispatch(new PassThroughAction());
Assert.That(observer.ActionObserved, Is.EqualTo(3));
// Unregistered observer should not be notified anymore
store.Unregister(observer.Observe);
store.Dispatch(new PassThroughAction());
Assert.That(observer.ActionObserved, Is.EqualTo(3));
}
public void RegisteringTwiceThrows()
{
var observer = new MockObserver();
var store = new MockStore(new MockState(k_MockStateDefault));
store.Register <ChangeFooAction>(MockReducers.ReplaceFoo);
Assert.Throws(typeof(InvalidOperationException), () => store.Register <ChangeFooAction>(MockReducers.ReplaceFoo));
store.Register(observer.Observe);
Assert.Throws(typeof(InvalidOperationException), () => store.Register(observer.Observe));
}
public void UnregisteringTwiceDoesNotThrow()
{
var observer = new MockObserver();
var store = new MockStore(new MockState(k_MockStateDefault));
store.Register <ChangeFooAction>(MockReducers.ReplaceFoo);
store.Register(observer.Observe);
store.Unregister(observer.Observe);
store.Unregister(observer.Observe);
store.Unregister <ChangeFooAction>();
store.Unregister <ChangeFooAction>();
}
public void RegisteringDoesNotChangeState()
{
var observer = new MockObserver();
var store = new MockStore(new MockState(k_MockStateDefault));
store.Register(observer.Observe);
store.Register <PassThroughAction>(MockReducers.PassThrough);
store.Register <ChangeFooAction>(MockReducers.ReplaceFoo);
store.Register <ChangeBarAction>(MockReducers.ReplaceBar);
Assert.That(store.GetState().Foo, Is.EqualTo(k_MockStateDefault));
store.Unregister(observer.Observe);
}
public void MultipleObserverAreSupported()
{
var observer1 = new MockObserver();
var observer2 = new MockObserver();
var store = new MockStore(new MockState(k_MockStateDefault));
store.Register(observer1.Observe);
store.Register(observer2.Observe);
store.Register <PassThroughAction>(MockReducers.PassThrough);
store.Register <ChangeFooAction>(MockReducers.ReplaceFoo);
store.Register <ChangeBarAction>(MockReducers.ReplaceBar);
store.Dispatch(new ChangeFooAction(10));
Assert.That(observer1.ActionObserved, Is.EqualTo(1));
Assert.That(observer2.ActionObserved, Is.EqualTo(1));
store.Dispatch(new PassThroughAction());
Assert.That(observer1.ActionObserved, Is.EqualTo(2));
Assert.That(observer2.ActionObserved, Is.EqualTo(2));
store.Unregister(observer1.Observe);
store.Unregister(observer2.Observe);
}
