public void InitialThenChange()
{
var vm = new SelectObservableCollectionViewModel("test1");
var vms = new ObservableCollection<SelectObservableCollectionViewModel>(new[] { vm });
var result = vms.ToLiveLinq().Select(avm => avm.Name.AsObservable()).ToReadOnlyObservableList();
result[0].Should().Be("test1");
vm.Name.Value = "test2";
result[0].Should().Be("test2");
}
public void AddThenChange()
{
var vm = new SelectObservableCollectionViewModel("test1");
var vms = new ObservableCollection<SelectObservableCollectionViewModel>();
var result = vms.ToLiveLinq().Select(avm => avm.Name.AsObservable()).ToReadOnlyObservableList();
result.Should().BeEmpty();
vms.Add(vm);
result.Should().BeEquivalentTo("test1");
vm.Name.Value = "test2";
result.Should().BeEquivalentTo("test2");
}
public NestedViewModel(SelectObservableCollectionViewModel property)
{
Property = new ReactiveProperty<SelectObservableCollectionViewModel>(property);
}
public void SelectThenExceptThenUnion()
{
var coll1 = new ObservableCollection<SelectObservableCollectionViewModel>();
coll1.Add(new SelectObservableCollectionViewModel("test"));
var coll2 = new ObservableCollection<string>(new[] { "test" });
var result1 = coll1.ToLiveLinq().Select(vm => vm.Name.AsObservable()).ToReadOnlyObservableList();
var result2 = result1.ToLiveLinq().Except(coll2.ToLiveLinq()).ToReadOnlyObservableList();
var tmp = new SelectObservableCollectionViewModel("ha");
var result3 = result2.ToLiveLinq().Concat(tmp.Name.ToLiveLinq<string>()).ToReadOnlyObservableList();
result1.Count.Should().Be(1);
result1[0].Should().Be("test");
result2.Count.Should().Be(0);
result3.Count.Should().Be(1);
result3[0].Should().Be("ha");
coll1[0].Name.Value = "test2";
result1.Count.Should().Be(1);
result1[0].Should().Be("test2");
result2.Count.Should().Be(1);
result2[0].Should().Be("test2");
result3.Should().BeEquivalentTo("test2", "ha");
coll2[0] = "test2";
result1.Count.Should().Be(1);
result1[0].Should().Be("test2");
result2.Count.Should().Be(0);
result3.Should().BeEquivalentTo("ha");
coll2[0] = "test3";
result1.Count.Should().Be(1);
result1[0].Should().Be("test2");
result2.Should().BeEquivalentTo("test2");
result3.Should().BeEquivalentTo("test2", "ha");
coll2[0] = "ha";
result3.Should().BeEquivalentTo("test2", "ha");
}
public void RemoveThenChange()
{
var vms = new ObservableCollection<SelectObservableCollectionViewModel>();
var result = vms.ToLiveLinq().Select(vm => vm.Name.AsObservable()).ToReadOnlyObservableList();
result.Count.Should().Be(0);
var tmp = new SelectObservableCollectionViewModel("test1");
vms.Add(tmp);
result.Count.Should().Be(1);
vms.RemoveAt(0);
result.Count.Should().Be(0);
tmp.Name.Value = "test2";
result.Count.Should().Be(0);
}
public void SyncTo_RemoveThenChange()
{
var vms = new ObservableCollection<SelectObservableCollectionViewModel>();
var result = new List<string>();
vms.ToLiveLinq().Select(vm => vm.Name.AsObservable()).SyncTo(result, false);
result.Count.Should().Be(0);
var tmp = new SelectObservableCollectionViewModel("test1");
vms.Add(tmp);
result.Count.Should().Be(1);
vms.RemoveAt(0);
result.Count.Should().Be(0);
tmp.Name.Value = "test2";
result.Count.Should().Be(0);
}
public void SyncTo_AddThenChange()
{
var vm = new SelectObservableCollectionViewModel("test1");
var vms = new ObservableCollection<SelectObservableCollectionViewModel>();
var result = new List<string>();
vms.ToLiveLinq().Select(avm => avm.Name.AsObservable()).SyncTo(result, false);
result.Should().BeEmpty();
vms.Add(vm);
result.Should().BeEquivalentTo("test1");
vm.Name.Value = "test2";
result.Should().BeEquivalentTo("test2");
}
public void SyncTo_InitialThenChange()
{
var vm = new SelectObservableCollectionViewModel("test1");
var vms = new ObservableCollection<SelectObservableCollectionViewModel>(new[] { vm });
var result = new List<string>();
vms.ToLiveLinq().Select(avm => avm.Name.AsObservable()).SyncTo(result, false);
result[0].Should().Be("test1");
vm.Name.Value = "test2";
result[0].Should().Be("test2");
}