public void Redo_MultipleActions_RedoesActionsInOriginalOrder()
{
var action = new UndoActionSequence <IUndoAction>(NewAction("a"), NewAction("b"), NewAction("c"));
Assert.IsTrue(action.Redo());
Assert.AreEqual(3, m_actionsTaken.Count);
int i = 0;
Assert.AreEqual("Redo a", m_actionsTaken[i++]);
Assert.AreEqual("Redo b", m_actionsTaken[i++]);
Assert.AreEqual("Redo c", m_actionsTaken[i++]);
}
public void Redo_OneActionCannotBeRedone_UndoesActionsThatWereRedoneToGetBackToStateBeforeCallingRedo()
{
var action = new UndoActionSequence <IUndoAction>(NewAction("a"), NewAction("b"), NewAction("c", true, false));
Assert.IsFalse(action.Redo());
Assert.AreEqual(5, m_actionsTaken.Count);
int i = 0;
Assert.AreEqual("Redo a", m_actionsTaken[i++]);
Assert.AreEqual("Redo b", m_actionsTaken[i++]);
Assert.AreEqual("Failed to redo c", m_actionsTaken[i++]);
Assert.AreEqual("Undo b", m_actionsTaken[i++]);
Assert.AreEqual("Undo a", m_actionsTaken[i++]);
}