public void ThrowsComponentsCantBeLinkedExceptionIfComponentsAreOfIncorrectType()
{
BSManager.AddComponentWithNameAndRectangle(inputComponentName, new Rectangle(0, 0, width, height));
BSManager.AddComponentWithNameAndRectangle(preprocessorComponentName, new Rectangle(width + distanceBetweenRects, 0, width, height));
BSManager.LinkComponentsAtPoints(new Point(rnd.Next(width + distanceBetweenRects, 2 * width + distanceBetweenRects), rnd.Next(height)),
new Point(rnd.Next(width), rnd.Next(height)));
}
public void LinksComponentsSuccessfullyIfEverythingIsGood()
{
BSManager.AddComponentWithNameAndRectangle(inputComponentName, new Rectangle(0, 0, width, height));
BSBaseComponent input = BSManager.Components[0];
BSManager.AddComponentWithNameAndRectangle(preprocessorComponentName, new Rectangle(width + distanceBetweenRects, 0, width, height));
BSBaseComponent preprocessor = BSManager.Components[1];
BSManager.LinkComponentsAtPoints(new Point(rnd.Next(width), rnd.Next(height)),
new Point(rnd.Next(width + distanceBetweenRects, 2 * width + distanceBetweenRects), rnd.Next(height)));
IList <BSBaseComponent> actualSuccs = BSManager.SuccessorsForComponent(input), actualPreds = BSManager.PredecessorsForComponent(preprocessor);
Assert.AreEqual(1, actualSuccs.Count); Assert.AreEqual(1, actualPreds.Count);
Assert.AreSame(preprocessor, actualSuccs[0]);
Assert.AreSame(input, actualPreds[0]);
}
private void mainPictureBox_MouseUp(object sender, MouseEventArgs e)
{
if (imageBeforeDrag != null)
{
try
{
BSManager.LinkComponentsAtPoints(dragStartingPoint, e.Location);
}
catch (Exception exc)
{
if (exc is ComponentsCantBeLinkedException || exc is ArgumentException)
{
(sender as PictureBox).Image = imageBeforeDrag;
}
else
{
throw;
}
}
}
imageBeforeDrag = null;
}