public void TestMove()
{
Vector3F[] oldPosition = _testShapes.StoreShapePositionArray();
foreach (Shape3D shape in _testShapes)
shape.Position = new Vector3F( 100.0f, 0.0f, 0.0f );
Vector3F[] newPosition = _testShapes.StoreShapePositionArray();
// spawn the action
IAction moveAction = new MoveShapesAction( _testShapes, oldPosition, newPosition);
ResetPropertyChanged();
moveAction.Do();
Assert.AreEqual( newPosition[0], (_testShapes[0] as Shape3D).Position );
Assert.AreEqual( newPosition[1], (_testShapes[1] as Shape3D).Position );
Assert.AreEqual( true, _propertyChanged );
ResetPropertyChanged();
moveAction.Undo();
Assert.AreEqual( oldPosition[0], (_testShapes[0] as Shape3D).Position );
Assert.AreEqual( oldPosition[1], (_testShapes[1] as Shape3D).Position );
Assert.AreEqual( true, _propertyChanged );
ResetPropertyChanged();
moveAction.Do();
Assert.AreEqual( newPosition[0], (_testShapes[0] as Shape3D).Position );
Assert.AreEqual( newPosition[1], (_testShapes[1] as Shape3D).Position );
Assert.AreEqual( true, _propertyChanged );
}