ABAP Unit - Example

Use

Definition of a test class mytest with a test method mytest that checks the value of the text attribute after the mymethod method of the class myclass has been called. In this example, the ABAP Unit test reports an error since the value "X" is expected instead of "U".

* Production classes
CLASS myclass DEFINITION.
PUBLIC SECTION.
   CLASS-DATA text TYPE string READ-ONLY.
   CLASS-METHODS set_text_to_x.
ENDCLASS.

CLASS myclass IMPLEMENTATION.
   METHOD set_text_to_x.
      text = 'U'.
   ENDMETHOD.
ENDCLASS.

* Test classes 
CLASS mytest DEFINITION FOR TESTING.
   PRIVATE SECTION.
      METHODS mytest FOR TESTING. 
ENDCLASS. 
 
CLASS mytest IMPLEMENTATION.  
   METHOD mytest.
      myclass=>set_text_to_x( ).
      cl_abap_unit_assert=>assert_equals( act = myclass=>text 
                                          exp = 'X' ).
   ENDMETHOD.
ENDCLASS.