public void GetPageType_ReturnsCorrectPageType()
{
Assert.Equal(PageType.BatchTicket, AttributeHelpers.GetPageType("BATCH_TICKET"));
Assert.Equal(PageType.PersonalCheck, AttributeHelpers.GetPageType("PERSONAL_CHECK"));
Assert.Equal(PageType.BusinessCheck, AttributeHelpers.GetPageType("BUSINESS_CHECK"));
Assert.Equal(PageType.MoneyOrder, AttributeHelpers.GetPageType("MONEY_ORDER"));
Assert.Equal(PageType.Stub, AttributeHelpers.GetPageType("STUB"));
Assert.Equal(PageType.Page, AttributeHelpers.GetPageType("PAGE"));
Assert.Equal(PageType.Envelope, AttributeHelpers.GetPageType("ENVELOPE"));
Assert.Equal(PageType.CheckList, AttributeHelpers.GetPageType("CHECK_LIST"));
Assert.Equal(PageType.Cash, AttributeHelpers.GetPageType("CASH"));
Assert.Equal(PageType.CustomPage1, AttributeHelpers.GetPageType("CUSTOM_PAGE1"));
Assert.Equal(PageType.CustomPage2, AttributeHelpers.GetPageType("CUSTOM_PAGE2"));
Assert.Equal(PageType.CustomPage3, AttributeHelpers.GetPageType("CUSTOM_PAGE3"));
Assert.Null(AttributeHelpers.GetPageType(""));
Assert.Null(AttributeHelpers.GetPageType(null));
Assert.Null(AttributeHelpers.GetPageType("SOME_RANDOM_STRING"));
}