public void TestDDStatRollerAllValuesCheck() { IRollable d = new DiceSet(); IRollable dd1 = DiceFactory.CreateDDStatRoller(); ((DiceSet)d).Add(dd1); // populate "not yet found" list List <int> notFound = new List <int>(); notFound.AddRange(new int[] { 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 }); // attempt to find each value for (int i = 1; i < 1000; i++) // arbitrary limit of 10000 maximum tries { int result = d.Roll(); // 3 to 18 notFound.Remove(result); if (notFound.Count <= 0) { break; // all found } } // test Assert.AreEqual <int>(0, notFound.Count, "Some values were not rolled on 3 d6."); }