public void TestSaveUndoSaveRedo()
{
var actionStack = new TransactionalActionStack(5);
using (var manager = new DirtiableManager(actionStack))
{
var dirtiable = new SimpleDirtiable();
var action = new SimpleDirtiableActionItem(dirtiable.Yield());
actionStack.Add(action);
Assert.AreEqual(true, dirtiable.IsDirty);
actionStack.CreateSavePoint(true);
manager.NotifySave();
Assert.AreEqual(false, dirtiable.IsDirty);
actionStack.Undo();
Assert.AreEqual(true, dirtiable.IsDirty);
actionStack.CreateSavePoint(true);
manager.NotifySave();
Assert.AreEqual(false, dirtiable.IsDirty);
actionStack.Redo();
Assert.AreEqual(true, dirtiable.IsDirty);
actionStack.CreateSavePoint(true);
manager.NotifySave();
Assert.AreEqual(false, dirtiable.IsDirty);
}
}
public void TestDoAction()
{
var actionStack = new TransactionalActionStack(5);
using (new DirtiableManager(actionStack))
{
var dirtiable = new SimpleDirtiable();
var action = new SimpleDirtiableActionItem(dirtiable.Yield());
actionStack.Add(action);
Assert.AreEqual(true, dirtiable.IsDirty);
}
}
public void TestEvent()
{
var actionStack = new TransactionalActionStack(5);
int eventCount = 0;
using (new DirtiableManager(actionStack))
{
var dirtiable = new SimpleDirtiable();
dirtiable.DirtinessUpdated += (sender, e) =>
{
Assert.AreEqual(eventCount != 0, e.OldValue);
Assert.AreEqual(true, e.NewValue);
eventCount++;
};
Assert.AreEqual(false, dirtiable.IsDirty);
actionStack.Add(new SimpleDirtiableActionItem(dirtiable.Yield()));
Assert.AreEqual(true, dirtiable.IsDirty);
actionStack.Add(new SimpleDirtiableActionItem(dirtiable.Yield()));
Assert.AreEqual(true, dirtiable.IsDirty);
Assert.AreEqual(2, eventCount);
}
}
