[TestMethod()]//Check if the method returns correct state and company code public void ParseStateCountryTestToCheckIfItReturnsCorrectStateAndComapnyCode() { //Arrange string country = "USA"; string state = "WASHINGTON"; string StateCode = ""; string CountryCode = ""; //Act AvaTaxProfileAssistantHelper.ParseStateCountry(state, country, out StateCode, out CountryCode); Assert.AreEqual("US", CountryCode, "Incorrect CountryCode returned!!"); Assert.AreEqual("WA", StateCode, "Incorrect state code!!"); }