CLASS {{p}}t20_hidden DEFINITION PUBLIC FINAL CREATE PUBLIC
  FOR TESTING DURATION SHORT RISK LEVEL HARMLESS.
  PRIVATE SECTION.
    TYPES tt_region TYPE RANGE OF {{p}}farm-region.
    METHODS run
      IMPORTING iv_from         TYPE d
                iv_to           TYPE d
                it_region       TYPE tt_region OPTIONAL
      RETURNING VALUE(rr_data)  TYPE REF TO data.
    METHODS value_of
      IMPORTING ir_data         TYPE REF TO data
                iv_row          TYPE i
                iv_col          TYPE string
      RETURNING VALUE(rv_value) TYPE string.
    METHODS lines_of
      IMPORTING ir_data        TYPE REF TO data
      RETURNING VALUE(rv_lines) TYPE i.
    METHODS all_farms_listed FOR TESTING.
    METHODS litres_summed FOR TESTING.
    METHODS delivery_count FOR TESTING.
    METHODS date_bounds FOR TESTING.
    METHODS date_range_wide FOR TESTING.
    METHODS region_filter FOR TESTING.
    METHODS region_exclude FOR TESTING.
    METHODS sorted_by_litres FOR TESTING.
    METHODS tie_break_farm_id FOR TESTING.
ENDCLASS.


CLASS {{p}}t20_hidden IMPLEMENTATION.
  METHOD run.
    cl_salv_bs_runtime_info=>set( display = abap_false metadata = abap_false data = abap_true ).
    SUBMIT {{p}}milk_sum WITH p_from = iv_from WITH p_to = iv_to
                         WITH s_reg IN it_region AND RETURN.
    TRY.
        cl_salv_bs_runtime_info=>get_data_ref( IMPORTING r_data = rr_data ).
      CATCH cx_salv_bs_sc_runtime_info.
    ENDTRY.
    cl_salv_bs_runtime_info=>clear_all( ).
   ENDMETHOD.

  METHOD lines_of.
    FIELD-SYMBOLS <lt_data> TYPE STANDARD TABLE.
    IF ir_data IS BOUND.
      ASSIGN ir_data->* TO <lt_data>.
      rv_lines = lines( <lt_data> ).
    ENDIF.
  ENDMETHOD.

  METHOD value_of.
    FIELD-SYMBOLS <lt_data> TYPE STANDARD TABLE.
    ASSIGN ir_data->* TO <lt_data>.
    ASSIGN <lt_data>[ iv_row ] TO FIELD-SYMBOL(<ls_line>).
    ASSIGN COMPONENT iv_col OF STRUCTURE <ls_line> TO FIELD-SYMBOL(<lv_value>).
    cl_abap_unit_assert=>assert_subrc( exp = 0 msg = |Column { iv_col } missing| ).
    rv_value = condense( CONV string( <lv_value> ) ).
  ENDMETHOD.

  METHOD all_farms_listed.
    cl_abap_unit_assert=>assert_equals(
      exp = 5
      act = lines_of( run( iv_from = '20260101' iv_to = '20260131' ) ) ).
    cl_abap_unit_assert=>assert_equals(
      exp = 2
      act = lines_of( run( iv_from = '20260101' iv_to = '20260131'
        it_region = VALUE #( ( sign = 'I' option = 'EQ' low = 'CH' ) ) ) ) ).
  ENDMETHOD.

  METHOD litres_summed.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20260131' ).
    cl_abap_unit_assert=>assert_equals( exp = `1000`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `200.50`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `LITRES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1001`
      act = value_of( ir_data = lr_data iv_row = 2 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `200.00`
      act = value_of( ir_data = lr_data iv_row = 2 iv_col = `LITRES` ) ).
  ENDMETHOD.

  METHOD delivery_count.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20260131' ).
    cl_abap_unit_assert=>assert_equals( exp = `2`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `DELIVERIES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1`
      act = value_of( ir_data = lr_data iv_row = 3 iv_col = `DELIVERIES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1003`
      act = value_of( ir_data = lr_data iv_row = 5 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `0`
      act = value_of( ir_data = lr_data iv_row = 5 iv_col = `DELIVERIES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `0.00`
      act = value_of( ir_data = lr_data iv_row = 5 iv_col = `LITRES` ) ).
  ENDMETHOD.

  METHOD date_bounds.
    DATA(lr_one) = run( iv_from = '20260105' iv_to = '20260105' ).
    cl_abap_unit_assert=>assert_equals( exp = 5 act = lines_of( lr_one ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1000`
      act = value_of( ir_data = lr_one iv_row = 1 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `120.50`
      act = value_of( ir_data = lr_one iv_row = 1 iv_col = `LITRES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1`
      act = value_of( ir_data = lr_one iv_row = 1 iv_col = `DELIVERIES` ) ).

    DATA(lr_two) = run( iv_from = '20260105' iv_to = '20260106' ).
    cl_abap_unit_assert=>assert_equals( exp = 5 act = lines_of( lr_two ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1001`
      act = value_of( ir_data = lr_two iv_row = 1 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `200.00`
      act = value_of( ir_data = lr_two iv_row = 1 iv_col = `LITRES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1000`
      act = value_of( ir_data = lr_two iv_row = 2 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `120.50`
      act = value_of( ir_data = lr_two iv_row = 2 iv_col = `LITRES` ) ).
  ENDMETHOD.

  METHOD date_range_wide.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20260228' ).
    cl_abap_unit_assert=>assert_equals( exp = `1001`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `240.00`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `LITRES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `2`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `DELIVERIES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1000`
      act = value_of( ir_data = lr_data iv_row = 2 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `200.50`
      act = value_of( ir_data = lr_data iv_row = 2 iv_col = `LITRES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `2`
      act = value_of( ir_data = lr_data iv_row = 2 iv_col = `DELIVERIES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1003`
      act = value_of( ir_data = lr_data iv_row = 5 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `0.00`
      act = value_of( ir_data = lr_data iv_row = 5 iv_col = `LITRES` ) ).
  ENDMETHOD.

  METHOD region_filter.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20260131'
      it_region = VALUE #( ( sign = 'I' option = 'EQ' low = 'CH' ) ) ).
    cl_abap_unit_assert=>assert_equals( exp = 2 act = lines_of( lr_data ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1000`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `200.50`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `LITRES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1001`
      act = value_of( ir_data = lr_data iv_row = 2 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `200.00`
      act = value_of( ir_data = lr_data iv_row = 2 iv_col = `LITRES` ) ).
  ENDMETHOD.

  METHOD region_exclude.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20260131'
      it_region = VALUE #( ( sign = 'E' option = 'EQ' low = 'CH' ) ) ).
    cl_abap_unit_assert=>assert_equals( exp = 3 act = lines_of( lr_data ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1002`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `50.25`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `LITRES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1004`
      act = value_of( ir_data = lr_data iv_row = 2 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `50.25`
      act = value_of( ir_data = lr_data iv_row = 2 iv_col = `LITRES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1003`
      act = value_of( ir_data = lr_data iv_row = 3 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `0.00`
      act = value_of( ir_data = lr_data iv_row = 3 iv_col = `LITRES` ) ).
  ENDMETHOD.

  METHOD sorted_by_litres.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20260131' ).
    cl_abap_unit_assert=>assert_equals( exp = `1000`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1001`
      act = value_of( ir_data = lr_data iv_row = 2 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1002`
      act = value_of( ir_data = lr_data iv_row = 3 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1004`
      act = value_of( ir_data = lr_data iv_row = 4 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1003`
      act = value_of( ir_data = lr_data iv_row = 5 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `Alpine Dairy`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `FARM_NAME` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `CH`
      act = value_of( ir_data = lr_data iv_row = 1 iv_col = `REGION` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `Hilltop Farm`
      act = value_of( ir_data = lr_data iv_row = 5 iv_col = `FARM_NAME` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `AT`
      act = value_of( ir_data = lr_data iv_row = 5 iv_col = `REGION` ) ).
  ENDMETHOD.

  METHOD tie_break_farm_id.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20260131' ).
    cl_abap_unit_assert=>assert_equals( exp = `50.25`
      act = value_of( ir_data = lr_data iv_row = 3 iv_col = `LITRES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `50.25`
      act = value_of( ir_data = lr_data iv_row = 4 iv_col = `LITRES` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1002`
      act = value_of( ir_data = lr_data iv_row = 3 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1004`
      act = value_of( ir_data = lr_data iv_row = 4 iv_col = `FARM_ID` ) ).

    DATA(lr_zero) = run( iv_from = '20260105' iv_to = '20260105' ).
    cl_abap_unit_assert=>assert_equals( exp = `1001`
      act = value_of( ir_data = lr_zero iv_row = 2 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1002`
      act = value_of( ir_data = lr_zero iv_row = 3 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1003`
      act = value_of( ir_data = lr_zero iv_row = 4 iv_col = `FARM_ID` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1004`
      act = value_of( ir_data = lr_zero iv_row = 5 iv_col = `FARM_ID` ) ).
  ENDMETHOD.
ENDCLASS.