anchor.diff:      lv_line_act = mo->apply_style( iv_line  = 'CALL FUNCTION'
                                      iv_class = lcl_code_highlighter=>c_css-keyword ).
   
  -    assert_equals( act = lv_line_act
  -                   exp = '<span class="keyword">CALL FUNCTION</span>'
  -                   msg = 'Failure during applying of style.' ).
  +    cl_abap_unit_assert=>assert_equals( act = lv_line_act
  +                                        exp = '<span class="keyword">CALL FUNCTION</span>'
  +                                        msg = 'Failure during applying of style.' ).
     ENDMETHOD.                    " apply_style
   
     METHOD process_line.
  
positive.code: 
      SORT: lt_matches_act BY offset.
  
      assert_equals( exp = lt_after_parse
                     act = lt_matches_act
                     msg = | Error during parsing: { lv_line }| ).
  
      mo->order_matches( EXPORTING iv_line    = lv_line
                         CHANGING  ct_matches = lt_matches_act ).
  
      assert_equals( exp = lt_after_order
                     act = lt_matches_act
                     msg = | Error during ordering: { lv_line }| ).
  
  ******************************************************
  * Test parsing and ordering of key words & texts     *
  
negative.code: 
      SORT: lt_matches_act BY offset.
  
      cl_abap_unit_assert=>assert_equals( exp = lt_after_parse
                                          act = lt_matches_act
                                          msg = | Error during parsing: { lv_line }| ).
  
      mo->order_matches( EXPORTING iv_line    = lv_line
                         CHANGING  ct_matches = lt_matches_act ).
  
      cl_abap_unit_assert=>assert_equals( exp = lt_after_order
                                          act = lt_matches_act
                                          msg = | Error during ordering: { lv_line }| ).
  
  ******************************************************
  * Test parsing and ordering of remainder of string   *
  