solves #298

Author: lucasborin

src/checks/y_check_external_call_in_ut.clas.abap

@@ -81,7 +81,8 @@ CLASS y_check_external_call_in_ut IMPLEMENTATION.
         LOOP AT ref_scan_manager->tokens ASSIGNING FIELD-SYMBOL(<token>)
         FROM statement-from TO statement-to
         WHERE type = 'I'.
-          IF ( <token>-str CS 'CL_GUI_' ).
+          IF <token>-str CS 'CL_GUI_'
+          AND <token>-str NS '=>'.
             has_redirection = abap_true.
           ENDIF.
         ENDLOOP.

src/checks/y_check_external_call_in_ut.clas.testclasses.abap

@@ -357,8 +357,8 @@ CLASS ltc_cl_gui_usage IMPLEMENTATION.
 
       ( ' CLASS lcl_classname IMPLEMENTATION. ' )
       ( '   METHOD example. ' )
-      ( '     RETURN. ' )
-      ( '     "no instance of CL_GUI_* classes ' )
+      ( '     DATA exp TYPE ui_functions. ' )
+      ( '     APPEND cl_gui_alv_tree_simple=>mc_fc_calculate TO exp.' )
       ( '   ENDMETHOD. ' )
       ( ' ENDCLASS. ' )
     ).