public void GetTransitionsNotFoundAsDictionaryTest()
        {
            var case1 = new Case("case1") { EventList = new List<Event> { new Event("A"), new Event("B") } };
            var case2 = new Case("case2") { EventList = new List<Event> { new Event("C"), new Event("D") } };
            var result = new TokenReplayResult
            {
                FailedCasesTransitionNotFound = new List<Case> { case1, case1, case2 },
            };

            var dict = (Dictionary<string, int>)result.GetTransitionsNotFoundAsDictionary();
            Assert.AreEqual(2, dict["A, B"]);
            Assert.AreEqual(1, dict["C, D"]);
        }