public void TwoKeyDictionaryTestSetUp()
        {
            string[] firstKeyStrings = { "a", "b" };
            int[] secondKeyInts = { 1, 2, 3 };

            _dictionary = new SealedTwoKeyDictionary<string, int, double>(firstKeyStrings, secondKeyInts);

            _dictionary["a", 1] = 1D;
            _dictionary["a", 2] = 2D;
            _dictionary["a", 3] = 3D;

            _dictionary["b", 1] = 4D;
            _dictionary["b", 2] = 5D;
            _dictionary["b", 3] = 6D;
        }
 public void TwoKeyDictionaryTestTearDown()
 {
     _dictionary = null;
 }