public void HakenEinTest()
{
// arrange
Kran kran = new Kran();
Panel haken = new Panel();
haken.Size = new System.Drawing.Size(0, 0);
// act
kran.HakenEin(haken);
// assert
Assert.AreEqual(10, haken.Size.Height);
}
public void Haken_Ein(object sender, EventArgs e)
{
kran.HakenEin(haken);
}