1:使用sy-subrc对异常进行断言。
CALL METHOD f_cut->if_crms4_product_api~get_gtin_by_id
EXPORTING
iv_product_id = lv_product_id
IMPORTING
et_gtin = lt_crms4t_product_gtin
EXCEPTIONS
not_found = 1
wrong_call = 2
OTHERS = 3.
cl_abap_unit_assert=>assert_equals( act = sy-subrc
exp = '1' ).