public void SumLists_ReturnsSumList()
        {
            var result = Problem_05.SumLists(AUGEND, ADDEND);

            using (var e1 = result.GetEnumerator())
                using (var e2 = SUM.GetEnumerator())
                {
                    while (e1.MoveNext() && e2.MoveNext())
                    {
                        if (e1.Current != e2.Current)
                        {
                            Assert.Fail();
                        }
                    }
                }
        }
        public void OneAway_ReturnsFalseForStringsThatAreTwoEditsAway()
        {
            var result = Problem_05.OneAway(TWO_EDITS_AWAY_STRINGS[0], TWO_EDITS_AWAY_STRINGS[1]);

            Assert.IsFalse(result);
        }
        public void OneAway_ReturnsTrueForStringsThatAreOneEditAway()
        {
            var result = Problem_05.OneAway(ONE_EDIT_AWAY_STRINGS[0], ONE_EDIT_AWAY_STRINGS[1]);

            Assert.IsTrue(result);
        }