public void FindMatches_SingleMatch() { const string word = "test"; const byte searchTypeId = (byte)StaticData.SearchType.Equals; const byte severity = 2; const byte wordTypeId = (byte)StaticData.WordType.Vulgarity; //arrange _badWordCache.SetupGet(x => x.Words).Returns(new List <WordModel> { new WordModel { Word = word, SearchTypeId = searchTypeId, Severity = severity, WordTypeId = wordTypeId } }); User user = new User(); //act var result = _mainHelper.FindMatches($"this is a {word}", user); //assert AssertWithMessage.AreEqual(result.Count(), 1, "item count"); var item = result.First(); AssertWithMessage.AreEqual(item.Occurrences, 1, nameof(item.Occurrences)); AssertWithMessage.AreEqual(item.Word, word, nameof(item.Word)); AssertWithMessage.AreEqual(item.Severity, severity, nameof(item.Severity)); AssertWithMessage.AreEqual(item.WordTypeId, wordTypeId, nameof(item.WordTypeId)); }