public void Test()
{
var array = new BetterObservableCollection <string> {
"Cat", "Dog", "Rat"
};
var wrapped = WrappedCollection.Create(array, s => "Big " + s);
var second = WrappedCollection.Create(wrapped, s => s.Replace("Big", "Small"));
array.Add("Mouse");
Debug.WriteLine(string.Join(", ", array));
Debug.WriteLine(string.Join(", ", wrapped));
Debug.WriteLine(string.Join(", ", second));
Assert.AreEqual("Big Cat", wrapped[0]);
Assert.AreEqual("Big Rat", wrapped[2]);
Assert.AreEqual("Small Cat", second[0]);
Assert.AreEqual("Small Rat", second[2]);
Assert.AreEqual(4, wrapped.Count);
array.Add("Moose");
Debug.WriteLine(string.Join(", ", array));
Debug.WriteLine(string.Join(", ", wrapped));
Debug.WriteLine(string.Join(", ", second));
Assert.AreEqual("Big Moose", wrapped[4]);
Assert.AreEqual("Small Moose", second[4]);
array.Insert(1, "Mole");
Debug.WriteLine(string.Join(", ", array));
Debug.WriteLine(string.Join(", ", wrapped));
Debug.WriteLine(string.Join(", ", second));
Assert.AreEqual("Big Mole", wrapped[1]);
Assert.AreEqual("Big Dog", wrapped[2]);
Assert.AreEqual("Small Mole", second[1]);
Assert.AreEqual("Small Dog", second[2]);
array.Remove("Mouse");
Assert.AreEqual(5, wrapped.Count);
Assert.AreEqual(5, second.Count);
array.ReplaceEverythingBy(new[] {
"Human", "Alien"
});
Assert.AreEqual("Big Human", wrapped[0]);
Assert.AreEqual("Big Alien", wrapped[1]);
Assert.AreEqual("Small Human", second[0]);
Assert.AreEqual("Small Alien", second[1]);
}
public void Test() {
var array = new BetterObservableCollection<string> {
"Cat", "Dog", "Rat"
};
var wrapped = WrappedCollection.Create(array, s => "Big " + s);
var second = WrappedCollection.Create(wrapped, s => s.Replace("Big", "Small"));
array.Add("Mouse");
Debug.WriteLine(string.Join(", ", array));
Debug.WriteLine(string.Join(", ", wrapped));
Debug.WriteLine(string.Join(", ", second));
Assert.AreEqual("Big Cat", wrapped[0]);
Assert.AreEqual("Big Rat", wrapped[2]);
Assert.AreEqual("Small Cat", second[0]);
Assert.AreEqual("Small Rat", second[2]);
Assert.AreEqual(4, wrapped.Count);
array.Add("Moose");
Debug.WriteLine(string.Join(", ", array));
Debug.WriteLine(string.Join(", ", wrapped));
Debug.WriteLine(string.Join(", ", second));
Assert.AreEqual("Big Moose", wrapped[4]);
Assert.AreEqual("Small Moose", second[4]);
array.Insert(1, "Mole");
Debug.WriteLine(string.Join(", ", array));
Debug.WriteLine(string.Join(", ", wrapped));
Debug.WriteLine(string.Join(", ", second));
Assert.AreEqual("Big Mole", wrapped[1]);
Assert.AreEqual("Big Dog", wrapped[2]);
Assert.AreEqual("Small Mole", second[1]);
Assert.AreEqual("Small Dog", second[2]);
array.Remove("Mouse");
Assert.AreEqual(5, wrapped.Count);
Assert.AreEqual(5, second.Count);
array.ReplaceEverythingBy(new[] {
"Human", "Alien"
});
Assert.AreEqual("Big Human", wrapped[0]);
Assert.AreEqual("Big Alien", wrapped[1]);
Assert.AreEqual("Small Human", second[0]);
Assert.AreEqual("Small Alien", second[1]);
}
private static void CountriesList_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
if (e.NewItems != null)
{
_countriesInformationList.AddRange(e.NewItems.Cast <string>().Select(x => new SelectCountry(x)));
return;
}
break;
case NotifyCollectionChangedAction.Move:
return;
}
_countriesInformationList.ReplaceEverythingBy(
SuggestionLists.CountriesList.Select(x => new SelectCountry(x))
);
}
