public void RemoveAt()
{
BaseCollection <int> collection = new BaseCollection <int>(new [] { 1, 2, 3 });
collection.RemoveAt(2);
collection.RemoveAt(1);
Assert.AreEqual(1, collection.Count());
Assert.AreEqual(1, collection[0]);
}
/// <summary>
/// Create a new instance.
/// </summary>
internal HeaderCollection(Document owner, ICollection <Header> fields)
{
foreach (var field in fields)
{
if (field.Owner != null)
{
throw new ArgumentOutOfRangeException(nameof(fields), "Item cannot be in other collection.");
}
}
Owner = owner;
BaseCollection.AddRange(fields);
foreach (var field in fields)
{
field.Owner = this;
}
//ensure first field is always Version
if (!Contains(HeaderType.Version))
{
BaseCollection.Insert(0, new Header(HeaderType.Version, BitConverter.GetBytes(Header.DefaultVersion)));
}
else
{
var versionField = this[HeaderType.Version];
var versionIndex = IndexOf(versionField);
if (versionIndex > 0)
{
BaseCollection.RemoveAt(versionIndex);
BaseCollection.Insert(0, versionField);
}
}
}
internal void AddPasswordToHistory(DateTime time, string password)
{
if (Enabled && !string.IsNullOrEmpty(password)) //change only if enabled and not empty
{
BaseCollection.Add(new PasswordHistoryItem(this, time, password));
while (BaseCollection.Count > MaximumCount)
{
BaseCollection.RemoveAt(0);
}
MarkAsChanged();
}
}
/// <summary>
/// <see cref="IList{T}.RemoveAt(int)" />
/// </summary>
public void RemoveAt(int index)
{
var oldCount = Count;
var oldItem = TryGetOldItem(index);
BaseCollection.RemoveAt(index);
if (oldCount != Count)
{
RaiseCollectionEvents();
var e = new NotifyCollectionChangedEventArgs(action: NotifyCollectionChangedAction.Remove,
changedItem: oldItem, index: index);
RaiseCollectionChanged(e);
}
}
public void CallEvents()
{
BaseCollection <int> collection = new BaseCollection <int>();
var setSubscriber = Substitute.For <IDummyEventSubscriber <IEnumerable <int> > >();
var addedSubscriber = Substitute.For <IDummyEventSubscriber <int> >();
var removedSubscriber = Substitute.For <IDummyEventSubscriber <int> >();
collection.OnSet += setSubscriber.React;
collection.OnAdded += addedSubscriber.React;
collection.OnRemoved += removedSubscriber.React;
collection.Set(new [] { 1, 2, 3, 4 });
collection.Add(4);
collection.Remove(2);
collection.RemoveAt(0);
setSubscriber.Received().React(collection.list);
addedSubscriber.Received().React(4);
removedSubscriber.Received().React(2);
removedSubscriber.Received().React(1);
}
