public void QuadraticHashTableOverloadingContainsTest() { IHashTable hashTable = new QuadraticHashTable(2); Assert.IsTrue(hashTable.Add(3)); Assert.IsTrue(hashTable.Add(3)); Assert.IsFalse(hashTable.Add(6), "quadritic hash table should not be able to add element"); Assert.IsFalse(hashTable.Contains(6), "quadritic hash table should not contains not added element"); }