public void SimpleGlobalTrackerMixedWithLocalTrackerTest()
{
HistoryTracker historyTracker = new HistoryTracker();
SimpleTrackedObject sto1 = new SimpleTrackedObject();
SimpleTrackedObject sto2 = new SimpleTrackedObject();
historyTracker.Track(sto1).Track(sto2);
sto1.ChangeValues(1, 2, 3);
sto2.ChangeValues(2, 3, 4);
((ITrackedObject)sto1).Tracker.Undo();
Assert.AreEqual(0, sto1.P1);
Assert.AreEqual(0, sto1.P2);
Assert.AreEqual(0, sto1.P3);
historyTracker.Undo();
Assert.AreEqual(1, sto1.P1);
Assert.AreEqual(2, sto1.P2);
Assert.AreEqual(3, sto1.P3);
Assert.AreEqual(2, sto2.P1);
Assert.AreEqual(3, sto2.P2);
Assert.AreEqual(4, sto2.P3);
historyTracker.Undo();
Assert.AreEqual(0, sto2.P1);
Assert.AreEqual(0, sto2.P2);
Assert.AreEqual(0, sto2.P3);
}
public void SimpleGlobalTrackerMixedWithLocalTrackerTest()
{
HistoryTracker historyTracker = new HistoryTracker();
SimpleTrackedObject sto1 = new SimpleTrackedObject();
SimpleTrackedObject sto2 = new SimpleTrackedObject();
historyTracker.Track(sto1).Track(sto2);
sto1.ChangeValues(1, 2, 3);
sto2.ChangeValues(2, 3, 4);
((ITrackedObject)sto1).Tracker.Undo();
Assert.AreEqual(0, sto1.P1);
Assert.AreEqual(0, sto1.P2);
Assert.AreEqual(0, sto1.P3);
historyTracker.Undo();
Assert.AreEqual(1, sto1.P1);
Assert.AreEqual(2, sto1.P2);
Assert.AreEqual(3, sto1.P3);
Assert.AreEqual(2, sto2.P1);
Assert.AreEqual(3, sto2.P2);
Assert.AreEqual(4, sto2.P3);
historyTracker.Undo();
Assert.AreEqual(0, sto2.P1);
Assert.AreEqual(0, sto2.P2);
Assert.AreEqual(0, sto2.P3);
}
public void HistoryTracker_WhenMaxCountSet_MaxCountIsLimited()
{
HistoryTracker historyTracker = new HistoryTracker();
SimpleTrackedObject sto1 = new SimpleTrackedObject();
historyTracker.Track(sto1);
historyTracker.MaximumOperationsCount = 5;
sto1.ChangeValues(1, 2, 3);
sto1.ChangeValues(2, 5, 6);
sto1.ChangeValues(3, 8, 9);
sto1.ChangeValues(4, 2, 3);
sto1.ChangeValues(5, 5, 6);
sto1.ChangeValues(6, 8, 9);
sto1.ChangeValues(7, 2, 3);
sto1.ChangeValues(8, 5, 6);
sto1.ChangeValues(9, 8, 9);
for (int i = 0; i < 9; i++)
{
historyTracker.Undo();
}
Assert.AreEqual(4, sto1.P1);
Assert.AreEqual(2, sto1.P2);
Assert.AreEqual(3, sto1.P3);
}
public void HistoryTracker_WhenMaxCountSet_MaxCountIsLimited()
{
HistoryTracker historyTracker = new HistoryTracker();
SimpleTrackedObject sto1 = new SimpleTrackedObject();
historyTracker.Track(sto1);
historyTracker.MaximumOperationsCount = 5;
sto1.ChangeValues(1, 2, 3);
sto1.ChangeValues(2, 5, 6);
sto1.ChangeValues(3, 8, 9);
sto1.ChangeValues(4, 2, 3);
sto1.ChangeValues(5, 5, 6);
sto1.ChangeValues(6, 8, 9);
sto1.ChangeValues(7, 2, 3);
sto1.ChangeValues(8, 5, 6);
sto1.ChangeValues(9, 8, 9);
for (int i = 0; i < 9; i++) historyTracker.Undo();
Assert.AreEqual(4, sto1.P1);
Assert.AreEqual(2, sto1.P2);
Assert.AreEqual(3, sto1.P3);
}
public void GlobalTrackerUndo_RestoresLocalTrackerHistory()
{
HistoryTracker historyTracker = new HistoryTracker();
SimpleTrackedObject sto1 = new SimpleTrackedObject();
SimpleTrackedObject sto2 = new SimpleTrackedObject();
historyTracker.Track(sto1).Track(sto2);
sto1.ChangeValues(1, 2, 3);
ObjectTracker.SetRestorePoint(sto1, "r1");
sto1.ChangeValues(4, 5, 6);
sto1.ChangeValues(7, 8, 9);
sto2.ChangeValues(2, 3, 4);
ObjectTracker.UndoTo(sto1, "r1");
Assert.AreEqual(1, sto1.P1);
Assert.AreEqual(2, sto1.P2);
Assert.AreEqual(3, sto1.P3);
historyTracker.Undo();
Assert.AreEqual(7, sto1.P1);
Assert.AreEqual(8, sto1.P2);
Assert.AreEqual(9, sto1.P3);
Assert.AreEqual(2, sto2.P1);
Assert.AreEqual(3, sto2.P2);
Assert.AreEqual(4, sto2.P3);
((ITrackedObject)sto1).Tracker.Undo();
Assert.AreEqual(4, sto1.P1);
Assert.AreEqual(5, sto1.P2);
Assert.AreEqual(6, sto1.P3);
}
private static void HistoryTrackerChanged(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs dependencyPropertyChangedEventArgs)
{
UndoRedoButtonBase sb = (UndoRedoButtonBase)dependencyObject;
if (dependencyPropertyChangedEventArgs.OldValue != null)
{
HistoryTracker ht = (HistoryTracker)dependencyPropertyChangedEventArgs.OldValue;
ht.UndoOperationsChanged -= sb.HistoryTrackerOnOperationsChanged;
ht.RedoOperationsChanged -= sb.HistoryTrackerOnOperationsChanged;
}
if (dependencyPropertyChangedEventArgs.NewValue != null)
{
sb.HistoryTracker.UndoOperationsChanged += sb.HistoryTrackerOnOperationsChanged;
sb.HistoryTracker.RedoOperationsChanged += sb.HistoryTrackerOnOperationsChanged;
}
sb.SetOperations();
sb.CoerceValue(UIElement.IsEnabledProperty);
}
public void GlobalTrackerUndo_RestoresLocalTrackerHistory()
{
HistoryTracker historyTracker = new HistoryTracker();
SimpleTrackedObject sto1 = new SimpleTrackedObject();
SimpleTrackedObject sto2 = new SimpleTrackedObject();
historyTracker.Track(sto1).Track(sto2);
sto1.ChangeValues(1, 2, 3);
ObjectTracker.SetRestorePoint(sto1, "r1");
sto1.ChangeValues(4, 5, 6);
sto1.ChangeValues(7, 8, 9);
sto2.ChangeValues(2, 3, 4);
ObjectTracker.UndoTo(sto1, "r1");
Assert.AreEqual(1, sto1.P1);
Assert.AreEqual(2, sto1.P2);
Assert.AreEqual(3, sto1.P3);
historyTracker.Undo();
Assert.AreEqual(7, sto1.P1);
Assert.AreEqual(8, sto1.P2);
Assert.AreEqual(9, sto1.P3);
Assert.AreEqual(2, sto2.P1);
Assert.AreEqual(3, sto2.P2);
Assert.AreEqual(4, sto2.P3);
((ITrackedObject)sto1).Tracker.Undo();
Assert.AreEqual(4, sto1.P1);
Assert.AreEqual(5, sto1.P2);
Assert.AreEqual(6, sto1.P3);
}
public void SimpleMultiThreadTestTrackerTest()
{
// Assert.Fail("Need to write this test conforming to new API - TargetedDelegatedOperation should not be public (or even not exist)");
HistoryTracker globalTracker = new HistoryTracker();
SlowSimpleTrackedObject sto1 = new SlowSimpleTrackedObject();
SlowSimpleTrackedObject sto2 = new SlowSimpleTrackedObject();
globalTracker
.Track((ITrackedObject)sto1)
.Track((ITrackedObject)sto2);
globalTracker.AddOperation(new DelegateOperation(
() =>
{
Thread.Sleep(100);
Thread.Yield();
Thread.Sleep(100);
},
() =>
{
Thread.Sleep(100);
Thread.Yield();
Thread.Sleep(100);
}));
Task.Factory.StartNew(
() =>
{
globalTracker.Undo();
globalTracker.Undo();
globalTracker.Undo();
});
sto1.ChangeValues(1, 2, 3);
sto2.ChangeValues(2, 3, 4);
}
public void SimpleMultiThreadTestTrackerTest()
{
// Assert.Fail("Need to write this test conforming to new API - TargetedDelegatedOperation should not be public (or even not exist)");
HistoryTracker globalTracker = new HistoryTracker();
SlowSimpleTrackedObject sto1 = new SlowSimpleTrackedObject();
SlowSimpleTrackedObject sto2 = new SlowSimpleTrackedObject();
globalTracker
.Track((ITrackedObject)sto1)
.Track((ITrackedObject)sto2);
globalTracker.AddOperation(new DelegateOperation(
() =>
{
Thread.Sleep(100);
Thread.Yield();
Thread.Sleep(100);
},
() =>
{
Thread.Sleep(100);
Thread.Yield();
Thread.Sleep(100);
}));
Task.Factory.StartNew(
() =>
{
globalTracker.Undo();
globalTracker.Undo();
globalTracker.Undo();
});
sto1.ChangeValues(1, 2, 3);
sto2.ChangeValues(2, 3, 4);
}