public void Test_Add_Get_Prize_Level()
{
PrizeLevels pls = new PrizeLevels();
PrizeLevel pl1 = new PrizeLevel();
pls.addPrizeLevel(pl1);
Assert.IsTrue(pl1.Equals(pls.getPrizeLevel(0)));
}
public void Test_Invalid_Get_Prize_Level()
{
PrizeLevels pls = new PrizeLevels();
Assert.IsNull(pls.getPrizeLevel(1));
}