public void TestMaxPointsCount()
{
AdjustablePointSelector selector = new AdjustablePointSelector();
selector.Points.Add(new Point());
selector.Points.Add(new Point());
selector.Points.Add(new Point());
selector.MaxPointsCount = 3;
Assert.IsTrue(selector.Points.Count == 3);
selector.MaxPointsCount = 2;
Assert.IsTrue(selector.Points.Count == 2);
selector.MaxPointsCount = 1;
Assert.IsTrue(selector.Points.Count == 1);
Assert.IsFalse(selector.AddPointCommand.CanExecute(new Point()));
selector.MaxPointsCount = 2;
Assert.IsTrue(selector.Points.Count == 1);
Assert.IsTrue(selector.AddPointCommand.CanExecute(new Point()));
selector.MaxPointsCount = 0;
Assert.IsTrue(selector.Points.Count == 0);
Assert.IsFalse(selector.AddPointCommand.CanExecute(new Point()));
bool thrown = false;
try
{
selector.MaxPointsCount = -1;
}
catch (ArgumentException)
{
thrown = true;
}
Assert.IsTrue(thrown);
}
private static void OnMaxPointsCountChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
AdjustablePointSelector owner = (AdjustablePointSelector)d;
owner.OnMaxPointsCountChanged();
}
private static void OnAllowedRegionChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
AdjustablePointSelector owner = (AdjustablePointSelector)d;
owner.OnAllowedRegionChanged();
}