CLASS {{p}}waste_hidden DEFINITION PUBLIC FINAL CREATE PUBLIC
  FOR TESTING DURATION SHORT RISK LEVEL HARMLESS.
  PRIVATE SECTION.
    TYPES tt_district TYPE RANGE OF {{p}}pickup-district.
    CLASS-DATA go_env TYPE REF TO if_osql_test_environment.
    CLASS-METHODS class_setup.
    CLASS-METHODS class_teardown.
    METHODS run
      IMPORTING iv_from        TYPE d
                iv_to          TYPE d
                it_district    TYPE tt_district OPTIONAL
      RETURNING VALUE(rr_data) TYPE REF TO data.
    METHODS lines_of
      IMPORTING ir_data         TYPE REF TO data
      RETURNING VALUE(rv_lines) TYPE i.
    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 all_lines FOR TESTING.
    METHODS weights_and_costs FOR TESTING.
    METHODS date_range FOR TESTING.
    METHODS district_filter FOR TESTING.
    METHODS sorted_by_cost FOR TESTING.
    METHODS tie_break_order FOR TESTING.
    METHODS cost_rounding FOR TESTING.
    METHODS double_rounding FOR TESTING.
    METHODS empty_result FOR TESTING.
ENDCLASS.


CLASS {{p}}waste_hidden IMPLEMENTATION.
  METHOD class_setup.
    go_env = cl_osql_test_environment=>create(
      i_dependency_list = VALUE #( ( '{{P}}PICKUP' ) ( '{{P}}PRICE' ) ) ).
    DATA lt_price TYPE STANDARD TABLE OF {{p}}price WITH EMPTY KEY.
    lt_price = VALUE #(
      ( waste_type = 'PAPER'   price_per_kg = '0.10' )
      ( waste_type = 'GLASS'   price_per_kg = '0.05' )
      ( waste_type = 'METAL'   price_per_kg = '0.50' )
      ( waste_type = 'PLASTIC' price_per_kg = '0.10' ) ).
    go_env->insert_test_data( lt_price ).
    DATA lt_pickup TYPE STANDARD TABLE OF {{p}}pickup WITH EMPTY KEY.
    lt_pickup = VALUE #(
      ( pickup_id = 1 district = 'N' waste_type = 'PAPER'   pickup_date = '20260110' weight_kg = '100.00' )
      ( pickup_id = 2 district = 'N' waste_type = 'PAPER'   pickup_date = '20260210' weight_kg = '50.00' )
      ( pickup_id = 3 district = 'N' waste_type = 'GLASS'   pickup_date = '20260115' weight_kg = '200.00' )
      ( pickup_id = 4 district = 'S' waste_type = 'PAPER'   pickup_date = '20260120' weight_kg = '300.00' )
      ( pickup_id = 5 district = 'S' waste_type = 'METAL'   pickup_date = '20251231' weight_kg = '500.00' )
      ( pickup_id = 6 district = 'S' waste_type = 'METAL'   pickup_date = '20260301' weight_kg = '20.00' )
      ( pickup_id = 7 district = 'W' waste_type = 'PLASTIC' pickup_date = '20260105' weight_kg = '10.05' )
      ( pickup_id = 8 district = 'E' waste_type = 'GLASS'   pickup_date = '20260112' weight_kg = '20.09' ) ).
    go_env->insert_test_data( lt_pickup ).
  ENDMETHOD.

  METHOD class_teardown.
    go_env->destroy( ).
  ENDMETHOD.

  METHOD run.
    cl_salv_bs_runtime_info=>set( display = abap_false metadata = abap_false data = abap_true ).
    SUBMIT {{p}}waste_cost
      WITH p_from = iv_from
      WITH p_to   = iv_to
      WITH s_dist IN it_district
      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_lines.
    cl_abap_unit_assert=>assert_equals( exp = 6 act = lines_of( run( iv_from = '20260101' iv_to = '20261231' ) ) ).
  ENDMETHOD.

  METHOD weights_and_costs.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20261231' ).
    cl_abap_unit_assert=>assert_equals( exp = `S` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `DISTRICT` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `PAPER` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `WASTE_TYPE` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `300.00` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `WEIGHT` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `30.00` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `COST` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `150.00` act = value_of( ir_data = lr_data iv_row = 2 iv_col = `WEIGHT` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `15.00` act = value_of( ir_data = lr_data iv_row = 2 iv_col = `COST` ) ).
  ENDMETHOD.

  METHOD date_range.
    DATA(lr_data) = run( iv_from = '20260201' iv_to = '20261231' ).
    cl_abap_unit_assert=>assert_equals( exp = 2 act = lines_of( lr_data ) ).
    cl_abap_unit_assert=>assert_equals( exp = `S` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `DISTRICT` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `10.00` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `COST` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `5.00` act = value_of( ir_data = lr_data iv_row = 2 iv_col = `COST` ) ).
  ENDMETHOD.

  METHOD district_filter.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20261231'
                         it_district = VALUE #( ( sign = 'I' option = 'EQ' low = 'N' ) ) ).
    cl_abap_unit_assert=>assert_equals( exp = 2 act = lines_of( lr_data ) ).
    cl_abap_unit_assert=>assert_equals( exp = `N` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `DISTRICT` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `15.00` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `COST` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `10.00` act = value_of( ir_data = lr_data iv_row = 2 iv_col = `COST` ) ).
  ENDMETHOD.

  METHOD sorted_by_cost.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20261231' ).
    cl_abap_unit_assert=>assert_equals( exp = `30.00` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `COST` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `15.00` act = value_of( ir_data = lr_data iv_row = 2 iv_col = `COST` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `10.00` act = value_of( ir_data = lr_data iv_row = 3 iv_col = `COST` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `10.00` act = value_of( ir_data = lr_data iv_row = 4 iv_col = `COST` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1.01` act = value_of( ir_data = lr_data iv_row = 5 iv_col = `COST` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1.00` act = value_of( ir_data = lr_data iv_row = 6 iv_col = `COST` ) ).
  ENDMETHOD.

  METHOD tie_break_order.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20261231' ).
    cl_abap_unit_assert=>assert_equals( exp = `N` act = value_of( ir_data = lr_data iv_row = 3 iv_col = `DISTRICT` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `GLASS` act = value_of( ir_data = lr_data iv_row = 3 iv_col = `WASTE_TYPE` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `S` act = value_of( ir_data = lr_data iv_row = 4 iv_col = `DISTRICT` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `METAL` act = value_of( ir_data = lr_data iv_row = 4 iv_col = `WASTE_TYPE` ) ).
  ENDMETHOD.

  METHOD cost_rounding.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20261231'
                         it_district = VALUE #( ( sign = 'I' option = 'EQ' low = 'W' ) ) ).
    cl_abap_unit_assert=>assert_equals( exp = 1 act = lines_of( lr_data ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1.01` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `COST` ) ).
  ENDMETHOD.

  METHOD double_rounding.
    DATA(lr_data) = run( iv_from = '20260101' iv_to = '20261231'
                         it_district = VALUE #( ( sign = 'I' option = 'EQ' low = 'E' ) ) ).
    cl_abap_unit_assert=>assert_equals( exp = 1 act = lines_of( lr_data ) ).
    cl_abap_unit_assert=>assert_equals( exp = `GLASS` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `WASTE_TYPE` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `20.09` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `WEIGHT` ) ).
    cl_abap_unit_assert=>assert_equals( exp = `1.00` act = value_of( ir_data = lr_data iv_row = 1 iv_col = `COST` ) ).
  ENDMETHOD.

  METHOD empty_result.
    cl_abap_unit_assert=>assert_equals( exp = 0 act = lines_of( run( iv_from = '20270101' iv_to = '20271231' ) ) ).
  ENDMETHOD.
ENDCLASS.