public void TestNotifyCollectionChanged()
{
var sourceArray = new MultiDimensionalArray <int>(2, 2);
IMultiDimensionalArray <int> array =
new LazyMultiDimensionalArray <int>(() =>
sourceArray, () => sourceArray.Count);
bool called = false;
EventHandler <MultiDimensionalArrayChangingEventArgs> arrayOnCollectionChanged = delegate { called = true; };
array.CollectionChanged += arrayOnCollectionChanged;
array[0, 0] = 0;
array[0, 1] = 1;
array[1, 0] = 2;
array[1, 1] = 3;
//called when values added
Assert.IsTrue(called);
//called when we replace a value
called = false;
array[0, 0] = 5;
Assert.IsTrue(called);
//unsubscribe
called = false;
array.CollectionChanged -= arrayOnCollectionChanged;
array[0, 0] = 3;
Assert.IsFalse(called);
}
public void TestNotifyCollectionChanged()
{
var sourceArray = new MultiDimensionalArray<int>(2, 2);
IMultiDimensionalArray<int> array =
new LazyMultiDimensionalArray<int>(()=>
sourceArray,()=>sourceArray.Count);
bool called = false;
EventHandler<MultiDimensionalArrayChangingEventArgs> arrayOnCollectionChanged = delegate { called = true; };
array.CollectionChanged += arrayOnCollectionChanged;
array[0, 0] = 0;
array[0, 1] = 1;
array[1, 0] = 2;
array[1, 1] = 3;
//called when values added
Assert.IsTrue(called);
//called when we replace a value
called = false;
array[0, 0] = 5;
Assert.IsTrue(called);
//unsubscribe
called = false;
array.CollectionChanged -= arrayOnCollectionChanged;
array[0, 0] = 3;
Assert.IsFalse(called);
}
