public void UserObject_PassingObject_ReturnsJsonUserString() { //arrange User user = new User() { Id = 100, Username = "******", Password = "******" }; //act string json = JsonHelpers.ConvertToJson(user); //assert StringAssert.Contains(user.Id.ToString(CultureInfo.InvariantCulture), json); StringAssert.Contains(user.Username, json); StringAssert.Contains(user.Password, json); }