CLASS {{p}}t41_hidden DEFINITION PUBLIC FINAL CREATE PUBLIC
  FOR TESTING DURATION SHORT RISK LEVEL HARMLESS.
  PRIVATE SECTION.
    CLASS-DATA go_env TYPE REF TO if_cds_test_environment.
    CLASS-METHODS class_setup.
    CLASS-METHODS class_teardown.
    METHODS setup.
    METHODS row_count FOR TESTING.
    METHODS reading_counts FOR TESTING.
    METHODS avg_pm_value FOR TESTING.
    METHODS max_pm_value FOR TESTING.
    METHODS rating_low FOR TESTING.
    METHODS rating_medium FOR TESTING.
    METHODS rating_high FOR TESTING.
    METHODS deviation_above FOR TESTING.
    METHODS deviation_below FOR TESTING.
    METHODS station_name FOR TESTING.
ENDCLASS.


CLASS {{p}}t41_hidden IMPLEMENTATION.
  METHOD class_setup.
    go_env = cl_cds_test_environment=>create( i_for_entity = '{{P}}I_AIR_QUALITY' ).
  ENDMETHOD.

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

  METHOD setup.
    DATA lt_sta TYPE STANDARD TABLE OF {{p}}station WITH EMPTY KEY.
    DATA lt_rea TYPE STANDARD TABLE OF {{p}}reading WITH EMPTY KEY.
    go_env->clear_doubles( ).
    lt_sta = VALUE #( ( station_id = 'S1' station_name = 'NORTH' limit_pm = '40.0' )
                      ( station_id = 'S2' station_name = 'SOUTH' limit_pm = '25.0' )
                      ( station_id = 'S3' station_name = 'EAST'  limit_pm = '30.0' )
                      ( station_id = 'S4' station_name = 'WEST'  limit_pm = '20.0' ) ).
    lt_rea = VALUE #( ( station_id = 'S1' reading_no = 1 pm_value = '12.0' )
                      ( station_id = 'S1' reading_no = 2 pm_value = '13.0' )
                      ( station_id = 'S1' reading_no = 3 pm_value = '15.0' )
                      ( station_id = 'S2' reading_no = 1 pm_value = '20.0' )
                      ( station_id = 'S2' reading_no = 2 pm_value = '30.0' )
                      ( station_id = 'S3' reading_no = 1 pm_value = '26.0' )
                      ( station_id = 'S3' reading_no = 2 pm_value = '24.0' )
                      ( station_id = 'S3' reading_no = 3 pm_value = '26.0' ) ).
    go_env->insert_test_data( lt_sta ).
    go_env->insert_test_data( lt_rea ).
  ENDMETHOD.

  METHOD row_count.
    SELECT COUNT(*) FROM {{p}}i_air_quality INTO @DATA(lv_rows).
    cl_abap_unit_assert=>assert_equals( exp = 3 act = lv_rows ).
  ENDMETHOD.

  METHOD reading_counts.
    SELECT SINGLE reading_count FROM {{p}}i_air_quality
      WHERE station_id = 'S1' INTO @DATA(lv_count).
    cl_abap_unit_assert=>assert_equals( exp = 3 act = lv_count ).
  ENDMETHOD.

  METHOD avg_pm_value.
    SELECT SINGLE avg_pm FROM {{p}}i_air_quality
      WHERE station_id = 'S1' INTO @DATA(lv_avg).
    cl_abap_unit_assert=>assert_equals( exp = CONV decfloat34( '13.3' )
                                        act = CONV decfloat34( lv_avg ) ).
  ENDMETHOD.

  METHOD max_pm_value.
    SELECT SINGLE max_pm FROM {{p}}i_air_quality
      WHERE station_id = 'S3' INTO @DATA(lv_max).
    cl_abap_unit_assert=>assert_equals( exp = CONV decfloat34( '26.0' )
                                        act = CONV decfloat34( lv_max ) ).
  ENDMETHOD.

  METHOD rating_low.
    SELECT SINGLE rating FROM {{p}}i_air_quality
      WHERE station_id = 'S1' INTO @DATA(lv_rating).
    cl_abap_unit_assert=>assert_equals( exp = 'LOW' act = lv_rating ).
  ENDMETHOD.

  METHOD rating_medium.
    SELECT SINGLE rating FROM {{p}}i_air_quality
      WHERE station_id = 'S3' INTO @DATA(lv_rating).
    cl_abap_unit_assert=>assert_equals( exp = 'MEDIUM' act = lv_rating ).
  ENDMETHOD.

  METHOD rating_high.
    SELECT SINGLE rating FROM {{p}}i_air_quality
      WHERE station_id = 'S2' INTO @DATA(lv_rating).
    cl_abap_unit_assert=>assert_equals( exp = 'HIGH' act = lv_rating ).
  ENDMETHOD.

  METHOD deviation_above.
    SELECT SINGLE deviation FROM {{p}}i_air_quality
      WHERE station_id = 'S2' INTO @DATA(lv_dev).
    cl_abap_unit_assert=>assert_equals( exp = CONV decfloat34( '5.0' )
                                        act = CONV decfloat34( lv_dev ) ).
  ENDMETHOD.

  METHOD deviation_below.
    SELECT SINGLE deviation FROM {{p}}i_air_quality
      WHERE station_id = 'S1' INTO @DATA(lv_dev).
    cl_abap_unit_assert=>assert_equals( exp = CONV decfloat34( '25.0' )
                                        act = CONV decfloat34( lv_dev ) ).
  ENDMETHOD.

  METHOD station_name.
    SELECT SINGLE station_name FROM {{p}}i_air_quality
      WHERE station_id = 'S3' INTO @DATA(lv_name).
    cl_abap_unit_assert=>assert_equals( exp = 'EAST' act = lv_name ).
  ENDMETHOD.
ENDCLASS.