public void Filter_is_respected_by_instantiation()
{
var source = new[] { 1, 2, 3, 4 };
var subject = new ObservableCollectionView <int>(source, x => x % 2 == 0);
subject.AssertAreEqual(new[] { 2, 4 });
}
public void New_collection_gets_populated_from_source()
{
var source = new[] { 1, 2, 3 };
var subject = new ObservableCollectionView <int>(source);
subject.AssertAreEqual(source);
}
public void New_collection_gets_populated_from_source()
{
var source = new[] { 1, 2, 3 };
var subject = new ObservableCollectionView<int>(source);
subject.AssertAreEqual(source);
}
public void Filter_is_respected_by_instantiation()
{
var source = new[] { 1, 2, 3, 4 };
var subject = new ObservableCollectionView<int>(source, x => x % 2 == 0);
subject.AssertAreEqual(new[] { 2, 4 });
}
public void Sort_items_upon_instantiation()
{
var source = new ObservableCollection <int> {
8, 3, 1, 5, 0, 4, 3
};
var subject = new ObservableCollectionView <int>(
source,
null,
Comparer <int> .Default);
subject.AssertAreEqual(new[] { 0, 1, 3, 3, 4, 5, 8 });
}
public void New_items_preserve_sort_order()
{
var source = new ObservableCollection <int> {
1, 5, 0
};
var subject = new ObservableCollectionView <int>(
source,
null,
Comparer <int> .Default);
source.Add(-2);
source.Add(3);
source.Add(3);
source.Add(10);
subject.AssertAreEqual(new[] { -2, 0, 1, 3, 3, 5, 10 });
}
public void Sort_items_upon_instantiation()
{
var source = new ObservableCollection<int> { 8, 3, 1, 5, 0, 4, 3 };
var subject = new ObservableCollectionView<int>(
source,
null,
Comparer<int>.Default);
subject.AssertAreEqual(new[] { 0, 1, 3, 3, 4, 5, 8 });
}
public void New_items_preserve_sort_order()
{
var source = new ObservableCollection<int> { 1, 5, 0 };
var subject = new ObservableCollectionView<int>(
source,
null,
Comparer<int>.Default);
source.Add(-2);
source.Add(3);
source.Add(3);
source.Add(10);
subject.AssertAreEqual(new[] { -2, 0, 1, 3, 3, 5, 10 });
}