public void should_populate_on_creation()
{
var fakeEntity1 = Substitute.For <IEntity>();
fakeEntity1.HasComponent <TestComponentThree>().Returns(false);
var fakeEntity2 = Substitute.For <IEntity>();
fakeEntity2.HasComponent <TestComponentThree>().Returns(true);
var fakeEntity3 = Substitute.For <IEntity>();
fakeEntity3.HasComponent <TestComponentThree>().Returns(true);
var expectedData = new List <IEntity> {
fakeEntity2, fakeEntity3
}.Average(x => x.GetHashCode());
var fakeEntities = new List <IEntity> {
fakeEntity1, fakeEntity2, fakeEntity3
};
var mockObservableGroup = Substitute.For <IObservableGroup>();
mockObservableGroup.OnEntityAdded.Returns(Observable.Empty <IEntity>());
mockObservableGroup.OnEntityRemoving.Returns(Observable.Empty <IEntity>());
mockObservableGroup.GetEnumerator().Returns(x => fakeEntities.GetEnumerator());
var computedGroupData = new TestComputedFromGroup(mockObservableGroup);
Assert.Equal(expectedData, computedGroupData.CachedData);
}
public void should_not_refresh_value_with_no_subs_and_value_requested()
{
var fakeEntity1 = Substitute.For <IEntity>();
fakeEntity1.HasComponent <TestComponentThree>().Returns(false);
var fakeEntity2 = Substitute.For <IEntity>();
fakeEntity2.HasComponent <TestComponentThree>().Returns(true);
var fakeEntity3 = Substitute.For <IEntity>();
fakeEntity3.HasComponent <TestComponentThree>().Returns(true);
var expectedData = new [] { fakeEntity2.GetHashCode(), fakeEntity3.GetHashCode() }.Average();
var fakeEntities = new List <IEntity> {
fakeEntity1, fakeEntity2, fakeEntity3
};
var mockObservableGroup = Substitute.For <IObservableGroup>();
mockObservableGroup.OnEntityAdded.Returns(Observable.Empty <IEntity>());
mockObservableGroup.OnEntityRemoving.Returns(Observable.Empty <IEntity>());
mockObservableGroup.GetEnumerator().Returns(x => fakeEntities.GetEnumerator());
var computedGroupData = new TestComputedFromGroup(mockObservableGroup);
fakeEntities.Remove(fakeEntity2);
var actualData = computedGroupData.Value;
Assert.Equal(expectedData, actualData);
}
public void should_refresh_cached_data_on_change_notified_with_active_subs_without_value_request()
{
var fakeEntity1 = Substitute.For <IEntity>();
fakeEntity1.HasComponent <TestComponentThree>().Returns(false);
var fakeEntity2 = Substitute.For <IEntity>();
fakeEntity2.HasComponent <TestComponentThree>().Returns(true);
var fakeEntity3 = Substitute.For <IEntity>();
fakeEntity3.HasComponent <TestComponentThree>().Returns(true);
var expectedData = new [] { fakeEntity2.GetHashCode(), fakeEntity3.GetHashCode() }.Average();
var fakeEntities = new List <IEntity> {
fakeEntity1, fakeEntity2, fakeEntity3
};
var mockObservableGroup = Substitute.For <IObservableGroup>();
var addingSubject = new Subject <IEntity>();
mockObservableGroup.OnEntityAdded.Returns(addingSubject);
var removingSubject = new Subject <IEntity>();
mockObservableGroup.OnEntityRemoving.Returns(removingSubject);
mockObservableGroup.GetEnumerator().Returns(x => fakeEntities.GetEnumerator());
var computedGroupData = new TestComputedFromGroup(mockObservableGroup);
computedGroupData.Subscribe(x => {});
fakeEntities.Remove(fakeEntity2);
removingSubject.OnNext(null);
Assert.NotEqual(expectedData, computedGroupData.CachedData);
fakeEntities.Add(fakeEntity2);
addingSubject.OnNext(null);
Assert.Equal(expectedData, computedGroupData.CachedData);
fakeEntities.Remove(fakeEntity2);
computedGroupData.ManuallyRefresh.OnNext(true);
Assert.NotEqual(expectedData, computedGroupData.CachedData);
}
public void should_not_refresh_cached_data_when_change_notified_but_no_value_request()
{
var fakeEntity1 = Substitute.For <IEntity>();
fakeEntity1.Id.Returns(1);
fakeEntity1.HasComponent <TestComponentThree>().Returns(false);
var fakeEntity2 = Substitute.For <IEntity>();
fakeEntity2.Id.Returns(2);
fakeEntity2.HasComponent <TestComponentThree>().Returns(true);
var fakeEntity3 = Substitute.For <IEntity>();
fakeEntity2.Id.Returns(3);
fakeEntity3.HasComponent <TestComponentThree>().Returns(true);
var fakeEntities = new List <IEntity> {
fakeEntity1, fakeEntity2, fakeEntity3
};
var mockObservableGroup = Substitute.For <IObservableGroup>();
var addingSubject = new Subject <IEntity>();
mockObservableGroup.OnEntityAdded.Returns(addingSubject);
var removingSubject = new Subject <IEntity>();
mockObservableGroup.OnEntityRemoving.Returns(removingSubject);
mockObservableGroup.GetEnumerator().Returns(x => fakeEntities.GetEnumerator());
var computedGroupData = new TestComputedFromGroup(mockObservableGroup);
var expectedOutput = computedGroupData.CachedData;
addingSubject.OnNext(null);
computedGroupData.ManuallyRefresh.OnNext(true);
Assert.Equal(expectedOutput, computedGroupData.CachedData);
}
public void should_refresh_when_entities_removed_and_value_requested()
{
var fakeEntity1 = Substitute.For <IEntity>();
fakeEntity1.HasComponent <TestComponentThree>().Returns(false);
var fakeEntity2 = Substitute.For <IEntity>();
fakeEntity2.HasComponent <TestComponentThree>().Returns(true);
var fakeEntity3 = Substitute.For <IEntity>();
fakeEntity3.HasComponent <TestComponentThree>().Returns(true);
var expectedData = fakeEntity3.GetHashCode();
var fakeEntities = new List <IEntity> {
fakeEntity1, fakeEntity2, fakeEntity3
};
var mockObservableGroup = Substitute.For <IObservableGroup>();
var removedEvent = new Subject <IEntity>();
mockObservableGroup.OnEntityAdded.Returns(Observable.Empty <IEntity>());
mockObservableGroup.OnEntityRemoving.Returns(removedEvent);
mockObservableGroup.GetEnumerator().Returns(x => fakeEntities.GetEnumerator());
var computedGroupData = new TestComputedFromGroup(mockObservableGroup);
fakeEntities.Remove(fakeEntity2);
removedEvent.OnNext(null);
var actualData = computedGroupData.Value;
Assert.Equal(expectedData, actualData);
}
