public void RemoveItemsAtInvalidIndex()
{
var list = new HistoryObjectListHistory <MockHistoryObject>(FromId)
{
new MockHistoryObject(0),
new MockHistoryObject(1),
new MockHistoryObject(2),
new MockHistoryObject(3),
new MockHistoryObject(4),
new MockHistoryObject(5),
};
Assert.Throws <ArgumentOutOfRangeException>(() => list.RemoveAt(-1));
Assert.Throws <ArgumentOutOfRangeException>(() => list.RemoveAt(list.Count));
}
public void RollForwardThroughRemove()
{
var objects = new Dictionary <HistoryId, MockHistoryObject>();
Func <HistoryId, MockHistoryObject> lookupFunc = id => objects[id];
var storage = new HistoryObjectListHistory <MockHistoryObject>(lookupFunc);
int maximumValue = 10;
for (int i = 0; i < maximumValue; i++)
{
var obj = new MockHistoryObject(i);
objects.Add(obj.HistoryId, obj);
storage.Add(obj);
}
storage.StoreCurrent(new TimeMarker(1));
storage.RemoveAt(5);
storage.StoreCurrent(new TimeMarker(2));
storage.RollBackToStart();
storage.RollForwardTo(new TimeMarker(2));
Assert.AreEqual(maximumValue - 1, storage.Count);
for (int i = 0; i < storage.Count; i++)
{
if (i < 5)
{
Assert.AreSame(objects[new HistoryId(i)], storage[i]);
}
else
{
Assert.AreSame(objects[new HistoryId(i + 1)], storage[i]);
}
}
}
public void RemoveItemsAt()
{
var list = new HistoryObjectListHistory <MockHistoryObject>(FromId)
{
new MockHistoryObject(0),
new MockHistoryObject(1),
new MockHistoryObject(2),
new MockHistoryObject(3),
new MockHistoryObject(4),
new MockHistoryObject(5),
};
list.RemoveAt(3);
Assert.IsFalse(list.Contains(new MockHistoryObject(3)));
list.RemoveAt(3);
Assert.IsFalse(list.Contains(new MockHistoryObject(4)));
list.RemoveAt(3);
Assert.IsFalse(list.Contains(new MockHistoryObject(5)));
list.RemoveAt(2);
Assert.IsFalse(list.Contains(new MockHistoryObject(2)));
list.RemoveAt(1);
Assert.IsFalse(list.Contains(new MockHistoryObject(1)));
list.RemoveAt(0);
Assert.IsFalse(list.Contains(new MockHistoryObject(0)));
}