public void ChampionMasteryReturnsChampionMasteryIfFound()
        {
            var sut        = new ChampionMasteryV3Request(new RequestStringHolder());
            var summonerId = "20841022"; //valid id that should correspond to actual data.
            var championId = "105";      //valid id.

            var result = sut.ChampionMastery(summonerId, championId);

            Assert.NotNull(result);
        }
        public void ChampionMasteryReturnsNullIfNotFound()
        {
            var sut        = new ChampionMasteryV3Request(new RequestStringHolder());
            var summonerId = "10";//made up invalid id that should not match any data.
            var championId = "10";

            var result = sut.ChampionMastery(summonerId, championId);

            Assert.Null(result);
        }