public void TestTrackableCollection_TryPop(bool track)
{
var acc = new Accumulator("test");
IStack <Simple> coll = new TrackableCollection <Simple>(acc, track);
Assert.AreEqual(0, coll.Count());
var a = new Simple("a");
var b = new Simple("b");
coll.Push(a);
coll.Push(b);
Assert.IsTrue(coll.TryPop(out var b1));
Assert.AreEqual(b, b1);
Assert.AreEqual(1, coll.Count());
Assert.IsTrue(coll.TryPop(out var a1));
Assert.AreEqual(a, a1);
Assert.AreEqual(0, coll.Count());
Assert.IsFalse(coll.TryPop(out var c1));
if (track)
{
Assert.AreEqual(4, acc.Records.Count);
}
else
{
Assert.AreEqual(0, acc.Records.Count);
}
}
public void Add(Accumulator scope, ScopeState state)
{
switch (state)
{
case ScopeState.Do:
_redoables.Clear();
_undoables.Push(scope);
break;
case ScopeState.Undo:
_undoables.Push(scope);
break;
case ScopeState.Redo:
_redoables.Push(scope);
break;
}
}
public void TestTrackableCollection_Push(bool track)
{
var acc = new Accumulator("test");
IStack <Simple> coll = new TrackableCollection <Simple>(acc, track);
Assert.AreEqual(0, coll.Count());
coll.Push(new Simple("a"));
Assert.AreEqual(1, coll.Count());
coll.Push(new Simple("b"));
Assert.AreEqual(2, coll.Count());
if (track)
{
Assert.AreEqual(2, acc.Records.Count);
}
else
{
Assert.AreEqual(0, acc.Records.Count);
}
}