public void DisposeTest()
{
var collection = new ObservableCollection <string> {
"1000", "1001"
};
NotifyCollectionChangedEventHandler eventHandler;
var type = collection.GetType();
var targetEvent = type.GetField(nameof(INotifyCollectionChanged.CollectionChanged), BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static);
var converter = new NotifyCollectionConverter <string, int>(collection, Create, Update);
collection.Add("1001");
eventHandler = (NotifyCollectionChangedEventHandler)targetEvent.GetValue(collection);
// イベントが1件購読されていることを確認する
var beforeActual = eventHandler.GetInvocationList();
Assert.Single(beforeActual);
((IDisposable)converter).Dispose();
// イベント購読解除の確認
// 購読がない為はnullが返る
eventHandler = (NotifyCollectionChangedEventHandler)targetEvent.GetValue(collection);
Assert.Null(targetEvent.GetValue(collection));
Assert.Throws <ObjectDisposedException>(
() => ((IDisposable)converter).Dispose());
}
public void ConstructorFailTest()
{
Assert.Throws <NotSupportedException>(() =>
{
var collection = new List <string>();
var converter = new NotifyCollectionConverter <string, int>(collection, Create, Update);
});
}
public void AddTest()
{
var collection = new ObservableCollection <string>();
var converter = new NotifyCollectionConverter <string, int>(collection, Create, Update);
collection.Add("10");
Assert.Contains(10, converter);
Assert.Equal(converter.Count, collection.Count);
}
public void ConstructorTest()
{
var collection = new ObservableCollection <string> {
"1"
};
var converter = new NotifyCollectionConverter <string, int>(collection, Create, Update);
Assert.Contains(1, converter);
Assert.Equal(converter.Count, collection.Count);
}
public void MoveTest()
{
var collection = new ObservableCollection <string> {
"100", "200"
};
var converter = new NotifyCollectionConverter <string, int>(collection, Create, Update);
collection.Move(1, 0);
Assert.Equal(200, converter.ElementAt(0));
Assert.Equal(100, converter.ElementAt(1));
Assert.Equal(converter.Count, collection.Count);
}
public void ReplaceTest()
{
var collection = new ObservableCollection <string> {
"150"
};
var converter = new NotifyCollectionConverter <string, int>(collection, Create, Update);
Assert.Equal(150, converter.ElementAt(0));
Assert.Equal(converter.Count, collection.Count);
collection[0] = "352";
Assert.Equal(352, converter.ElementAt(0));
Assert.Equal(converter.Count, collection.Count);
}
public void ResetTest()
{
var collection = new ObservableCollection <string> {
"1000", "1001"
};
var converter = new NotifyCollectionConverter <string, int>(collection, Create, Update);
Assert.NotEmpty(converter);
Assert.Equal(2, converter.Count);
collection.Clear();
Assert.Empty(converter);
}
