public void New()
{
var newPeople = Enumerable.Range(1, 15).Select(i => new Person("Name" + i, i)).ToArray();
_cache.EditDiff(newPeople, Person.NameAgeGenderComparer);
Assert.AreEqual(15, _cache.Count);
CollectionAssert.AreEquivalent(newPeople, _cache.Items);
var lastChange = _result.Messages.Last();
Assert.AreEqual(5, lastChange.Adds);
}
public void New()
{
var newPeople = Enumerable.Range(1, 15).Select(i => new Person("Name" + i, i)).ToArray();
_cache.EditDiff(newPeople, Person.NameAgeGenderComparer);
_cache.Count.Should().Be(15);
_cache.Items.ShouldAllBeEquivalentTo(newPeople);
var lastChange = _result.Messages.Last();
lastChange.Adds.Should().Be(5);
}
public void Amends()
{
var newList = Enumerable.Range(5, 3).Select(i => new Person("Name" + i, i + 10)).ToArray();
_cache.EditDiff(newList, Person.NameAgeGenderComparer);
_cache.Count.Should().Be(3);
var lastChange = _result.Messages.Last();
lastChange.Adds.Should().Be(3);
lastChange.Removes.Should().Be(10);
_cache.Items.Should().BeEquivalentTo(newList);
}
public ListViewModel()
{
var navigationSortExpressionComparer = SortExpressionComparer <ListItemDataModel>
.Ascending(p => p.Group)
.ThenByAscending(p => p.Order);
// this.WhenActivated(disposable =>
// {
var obs = _items
.Connect()
.Sort(navigationSortExpressionComparer)
.ObserveOn(RxApp.MainThreadScheduler)
.Transform(
model => new
ListItemViewModel(model))
.Publish();
ListCollection = obs;
SelectedItems = obs.Filter(x => x.IsSelected);
obs.Connect();
_items.AddRange(GetFirstDataSet());
Task.Run(() =>
{
var firstList = GetFirstDataSet();
_items.EditDiff(firstList);
Thread.Sleep(5000);
var nextList = GetSecondList();
nextList.AddRange(GetFirstDataSet());
_items.EditDiff(nextList);
}).ConfigureAwait(false);
// });
}
public IDisposable Switch(bool useGroup)
{
SourceList.Clear();
return(Choose()
.Subscribe(a =>
{
SourceList.EditDiff(a);
}));
IObservable <IEnumerable <object> > Choose()
{
return(useGroup == false
? ungrouped
.Connect()
.ToCollection()
: grouped
.Connect()
.ToCollection());
}
}
