public void CanClearItems()
{
var c = new CollectionEx<int>();
c.Add(1);
c.Add(2);
c.Clear();
Assert.AreEqual(0, c.Count);
}
public void CanAddItem()
{
var c = new CollectionEx<int>();
c.Add(1);
c.Add(2);
Assert.IsTrue(c[0] == 1);
Assert.IsTrue(c[1] == 2);
Assert.AreEqual(2, c.Count);
}
public void CanReplaceItems()
{
var c = new CollectionEx<int>();
c.Add(1);
c.Add(2);
c.Replace(1, 3);
Assert.IsTrue(c[0] == 3);
Assert.IsTrue(c[1] == 2);
Assert.AreEqual(2, c.Count);
}
public void BulkUpdate__IndividualOperationsDoNotTriggerVersionChanged__EndingBulkUpdateTriggersVersionChanged()
{
var c = new CollectionEx<int>();
var eventCalled = false;
var lastVersion = c.Version;
c.VersionChanged += (s, e) =>
{
eventCalled = true;
};
using (var bulkUpdate = c.BeginBulkUpdate())
{
c.Add(13);
c.AddRange(new int[] { 1, 2, 3, 4, 5 });
c.Move(1, 0);
c.Remove(1);
c.RemoveAt(0);
c.RemoveRange(0, 2);
c.Replace(5, 6);
c.Reset(new int[] { 11, 12, 13 });
c[0] = 5;
Assert.IsFalse(eventCalled);
Assert.AreEqual(lastVersion, c.Version);
}
// event and version should be updated now as bulkUpdate finished
Assert.IsTrue(eventCalled);
Assert.AreNotEqual(lastVersion, c.Version);
}
/// <summary>
/// Заполнение данных реальных объектов с БД.
/// </summary>
public void FillData <T, TReal>(XPCollection xpCollection, CollectionEx <TReal> realCollection)
{
realCollection.Clear();
foreach (T server in xpCollection)
{
realCollection.Add((TReal)Activator.CreateInstance(typeof(TReal), server, ItemRealCollection));
}
}
public void Move__TriggersVersionChangedEvent()
{
var c = new CollectionEx<int>();
c.Add(13);
c.Add(7);
var eventCalled = false;
var lastVersion = c.Version;
c.VersionChanged += (s, e) =>
{
eventCalled = true;
};
c.Move(1, 0);
Assert.IsTrue(eventCalled);
Assert.AreNotEqual(lastVersion, c.Version);
Assert.AreEqual(7, c[0]);
Assert.AreEqual(13, c[1]);
}
public void VersionChanged__CanCallGetSnapshot()
{
var c = new CollectionEx<int>();
c.VersionChanged += (s, e) =>
{
var _c = (CollectionEx<int>)s;
_c.GetSnapshot();
};
c.Add(1);
}
public void Add__TriggersVersionChanged()
{
var c = new CollectionEx<int>();
var eventCalled = false;
var lastVersion = c.Version;
c.VersionChanged += (s, e) =>
{
eventCalled = true;
};
c.Add(13);
Assert.IsTrue(eventCalled);
Assert.AreNotEqual(lastVersion, c.Version);
}
public void Clear__TriggersVersionChangedEvent()
{
var c = new CollectionEx<int>();
c.Add(13);
c.Add(7);
var eventCalled = false;
var lastVersion = c.Version;
c.VersionChanged += (s, e) =>
{
if (eventCalled)
Assert.Fail("VersionChanged should be triggered only once during bulk updates");
eventCalled = true;
};
c.Clear();
Assert.IsTrue(eventCalled);
Assert.AreNotEqual(lastVersion, c.Version);
Assert.AreEqual(0, c.Count);
}
public void IndexerGet__DoesNotTriggerVersionChangedEvent()
{
var c = new CollectionEx<int>();
c.Add(13);
var eventCalled = false;
var lastVersion = c.Version;
c.VersionChanged += (s, e) =>
{
eventCalled = true;
};
var x = c[0];
Assert.IsFalse(eventCalled);
Assert.AreEqual(lastVersion, c.Version);
}
public void IndexerSet__TriggersVersionChangedEvent()
{
var c = new CollectionEx<int>();
c.Add(13);
var eventCalled = false;
var lastVersion = c.Version;
c.VersionChanged += (s, e) =>
{
eventCalled = true;
};
c[0] = 7;
Assert.IsTrue(eventCalled);
Assert.AreNotEqual(lastVersion, c.Version);
Assert.AreEqual(7, c[0]);
Assert.AreEqual(1, c.Count);
}
public void Replace__TriggersVersionChangedEvent()
{
var c = new CollectionEx<int>();
c.Add(13);
c.Add(7);
var eventCalled = false;
var lastVersion = c.Version;
c.VersionChanged += (s, e) =>
{
eventCalled = true;
};
c.Replace(13, 99);
Assert.IsTrue(eventCalled);
Assert.AreNotEqual(lastVersion, c.Version);
Assert.AreEqual(2, c.Count);
}
public void IsReadonly_Add_ThrowsException()
{
var c = new CollectionEx<int>(new int[] { 1, 2 });
c.Add(3);
}