H and K tested (G0168, G0178 accepted); keyword fast path needs all groups

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_014aUaQeLnwbb1zTpN7kHeat

tasks_gen/eval/G0168/reference/volume_discount.clas.abap

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+CLASS {{p}}volume_discount DEFINITION PUBLIC FINAL CREATE PUBLIC.
+  PUBLIC SECTION.
+    INTERFACES {{p}}if_discount.
+
+  PRIVATE SECTION.
+    CONSTANTS:
+      c_max_discount  TYPE {{p}}if_discount=>ty_percent VALUE '12.00',
+      c_key_discount  TYPE {{p}}if_discount=>ty_percent VALUE '6.00',
+      c_mid_discount  TYPE {{p}}if_discount=>ty_percent VALUE '3.00',
+      c_high_discount TYPE {{p}}if_discount=>ty_percent VALUE '7.00',
+      c_no_discount   TYPE {{p}}if_discount=>ty_percent VALUE '0.00',
+      c_mid_limit     TYPE i VALUE 100,
+      c_high_limit    TYPE i VALUE 500.
+
+    METHODS customer_discount
+      IMPORTING iv_group          TYPE {{p}}if_discount=>ty_group
+      RETURNING VALUE(rv_percent) TYPE {{p}}if_discount=>ty_percent.
+
+    METHODS volume_discount
+      IMPORTING iv_quantity       TYPE i
+      RETURNING VALUE(rv_percent) TYPE {{p}}if_discount=>ty_percent.
+ENDCLASS.
+
+
+CLASS {{p}}volume_discount IMPLEMENTATION.
+  METHOD {{p}}if_discount~calculate.
+    rv_percent = customer_discount( iv_group ) + volume_discount( iv_quantity ).
+    IF rv_percent > c_max_discount.
+      rv_percent = c_max_discount.
+    ENDIF.
+  ENDMETHOD.
+
+  METHOD customer_discount.
+    IF iv_group = {{p}}if_discount=>c_group_key.
+      rv_percent = c_key_discount.
+    ELSE.
+      rv_percent = c_no_discount.
+    ENDIF.
+  ENDMETHOD.
+
+  METHOD volume_discount.
+    IF iv_quantity < c_mid_limit.
+      rv_percent = c_no_discount.
+    ELSEIF iv_quantity < c_high_limit.
+      rv_percent = c_mid_discount.
+    ELSE.
+      rv_percent = c_high_discount.
+    ENDIF.
+  ENDMETHOD.
+ENDCLASS.