public void GetAllCategories_NoScenario_ReturnAllCategoryTitles() { BudgetModel model = new BudgetModel(); string[] expected = { "FOOD", "CLOTHES", "OTHER" }; for (int i = 0; i < expected.Length; i++) { model.AddCategory(expected[i]); } string[] actual = model.GetAllCategories(); bool result = expected.SequenceEqual(actual); Assert.IsTrue(result); }