public void AddVerifiedWordsToList_ReturnVerifiedList_List() { //Arrange string mainWord = "Bread"; List <string> testList = new List <string> { "Dog" }; List <string> listToTestAgainstResult = new List <string> { "Bread" }; Console.WriteLine(listToTestAgainstResult[0]); Word newWord = new Word(mainWord, testList); //Act newWord.AddVerifiedWordsToList(mainWord); List <string> result = newWord.GetVerifiedAnagrams(); //Assert CollectionAssert.AreEqual(listToTestAgainstResult, result); }