public void TuplesTest()
        {
            var json = "{}";

            repositoryCountries = new RepositoryCountries(json);
            var actual = repositoryCountries.GetNames();
            List <Tuple <string, string> > expactedTuples = new List <Tuple <string, string> >();

            Assert.AreEqual(expactedTuples, actual);
        }
        public void TuplesOneTest()
        {
            var json = "{\"AD\": \"Андорра\"}";

            repositoryCountries = new RepositoryCountries(json);
            var actual = repositoryCountries.GetNames();
            List <Tuple <string, string> > expactedTuples = new List <Tuple <string, string> >();

            expactedTuples.Add(Tuple.Create("AD", "Андорра"));
            Assert.AreEqual(expactedTuples, actual);
        }
        public void TuplesTwoTest()
        {
            var json = "{\"AD\": \"Андорра\",\"AE\": \"Объединенные Арабские Эмираты\"}";

            repositoryCountries = new RepositoryCountries(json);
            var actual = repositoryCountries.GetNames();
            List <Tuple <string, string> > expactedTuples = new List <Tuple <string, string> >();

            expactedTuples.Add(Tuple.Create("AD", "Андорра"));
            expactedTuples.Add(Tuple.Create("AE", "Объединенные Арабские Эмираты"));
            Assert.AreEqual(expactedTuples, actual);
        }