CLASS {{p}}t02_hidden DEFINITION PUBLIC FINAL CREATE PUBLIC
  FOR TESTING DURATION SHORT RISK LEVEL HARMLESS.
  PRIVATE SECTION.
    TYPES:
      ty_mechanic TYPE c LENGTH 8,
      ty_date     TYPE c LENGTH 8.

    DATA mo_cut TYPE REF TO {{p}}workload_planner.

    METHODS setup.
    METHODS empty_input FOR TESTING.
    METHODS single_job FOR TESTING.
    METHODS same_mechanic_aggregated FOR TESTING.
    METHODS different_mechanics_sorted FOR TESTING.
    METHODS non_positive_hours_ignored FOR TESTING.
    METHODS empty_mechanic_ignored FOR TESTING.
    METHODS empty_job_id_ignored FOR TESTING.
    METHODS earliest_date_wins FOR TESTING.
    METHODS unset_dates_ignored FOR TESTING.
    METHODS all_dates_unset FOR TESTING.
    METHODS all_jobs_invalid FOR TESTING.

    METHODS add_job
      IMPORTING iv_mechanic TYPE ty_mechanic
                iv_hours    TYPE i
                iv_date     TYPE ty_date
      CHANGING  ct_jobs     TYPE {{p}}workload_planner=>tt_job.
ENDCLASS.


CLASS {{p}}t02_hidden IMPLEMENTATION.
  METHOD setup.
    mo_cut = NEW {{p}}workload_planner( ).
  ENDMETHOD.

  METHOD add_job.
    DATA lv_id TYPE c LENGTH 10.
    lv_id = lines( ct_jobs ) + 1.
    INSERT VALUE #( job_id     = lv_id
                    mechanic   = iv_mechanic
                    work_hours = iv_hours
                    start_date = iv_date )
           INTO TABLE ct_jobs.
  ENDMETHOD.

  METHOD empty_input.
    DATA lt_jobs TYPE {{p}}workload_planner=>tt_job.
    cl_abap_unit_assert=>assert_initial( act = mo_cut->summarize( it_jobs = lt_jobs ) ).
  ENDMETHOD.

  METHOD single_job.
    DATA lt_jobs TYPE {{p}}workload_planner=>tt_job.
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 4 iv_date = '20250110'
             CHANGING  ct_jobs = lt_jobs ).
    DATA(lt_result) = mo_cut->summarize( it_jobs = lt_jobs ).
    cl_abap_unit_assert=>assert_equals( exp = 1 act = lines( lt_result ) ).
    cl_abap_unit_assert=>assert_equals( exp = 'M1' act = lt_result[ 1 ]-mechanic ).
    cl_abap_unit_assert=>assert_equals( exp = 1 act = lt_result[ 1 ]-job_count ).
    cl_abap_unit_assert=>assert_equals( exp = 4 act = lt_result[ 1 ]-total_hours ).
    cl_abap_unit_assert=>assert_equals( exp = '20250110' act = lt_result[ 1 ]-first_date ).
  ENDMETHOD.

  METHOD same_mechanic_aggregated.
    DATA lt_jobs TYPE {{p}}workload_planner=>tt_job.
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 4 iv_date = '20250110'
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 6 iv_date = '20250112'
             CHANGING  ct_jobs = lt_jobs ).
    DATA(lt_result) = mo_cut->summarize( it_jobs = lt_jobs ).
    cl_abap_unit_assert=>assert_equals( exp = 1 act = lines( lt_result ) ).
    cl_abap_unit_assert=>assert_equals( exp = 2 act = lt_result[ 1 ]-job_count ).
    cl_abap_unit_assert=>assert_equals( exp = 10 act = lt_result[ 1 ]-total_hours ).
    cl_abap_unit_assert=>assert_equals( exp = '20250110' act = lt_result[ 1 ]-first_date ).
  ENDMETHOD.

  METHOD different_mechanics_sorted.
    DATA lt_jobs TYPE {{p}}workload_planner=>tt_job.
    add_job( EXPORTING iv_mechanic = 'M3' iv_hours = 2 iv_date = '20250110'
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 3 iv_date = '20250110'
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = 'M2' iv_hours = 5 iv_date = '20250110'
             CHANGING  ct_jobs = lt_jobs ).
    DATA(lt_result) = mo_cut->summarize( it_jobs = lt_jobs ).
    cl_abap_unit_assert=>assert_equals( exp = 3 act = lines( lt_result ) ).
    cl_abap_unit_assert=>assert_equals( exp = 'M1' act = lt_result[ 1 ]-mechanic ).
    cl_abap_unit_assert=>assert_equals( exp = 'M2' act = lt_result[ 2 ]-mechanic ).
    cl_abap_unit_assert=>assert_equals( exp = 'M3' act = lt_result[ 3 ]-mechanic ).
  ENDMETHOD.

  METHOD non_positive_hours_ignored.
    DATA lt_jobs TYPE {{p}}workload_planner=>tt_job.
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 4 iv_date = '20250110'
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 0 iv_date = '20250111'
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = -3 iv_date = '20250112'
             CHANGING  ct_jobs = lt_jobs ).
    DATA(lt_result) = mo_cut->summarize( it_jobs = lt_jobs ).
    cl_abap_unit_assert=>assert_equals( exp = 1 act = lines( lt_result ) ).
    cl_abap_unit_assert=>assert_equals( exp = 1 act = lt_result[ 1 ]-job_count ).
    cl_abap_unit_assert=>assert_equals( exp = 4 act = lt_result[ 1 ]-total_hours ).
  ENDMETHOD.

  METHOD empty_mechanic_ignored.
    DATA lt_jobs TYPE {{p}}workload_planner=>tt_job.
    DATA lv_empty TYPE ty_mechanic.
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 4 iv_date = '20250110'
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = lv_empty iv_hours = 7 iv_date = '20250111'
             CHANGING  ct_jobs = lt_jobs ).
    DATA(lt_result) = mo_cut->summarize( it_jobs = lt_jobs ).
    cl_abap_unit_assert=>assert_equals( exp = 1 act = lines( lt_result ) ).
    cl_abap_unit_assert=>assert_equals( exp = 4 act = lt_result[ 1 ]-total_hours ).
  ENDMETHOD.

  METHOD empty_job_id_ignored.
    DATA lt_jobs TYPE {{p}}workload_planner=>tt_job.
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 4 iv_date = '20250110'
             CHANGING  ct_jobs = lt_jobs ).
    INSERT VALUE #( mechanic   = 'M1'
                    work_hours = 7
                    start_date = '20250111' )
           INTO TABLE lt_jobs.
    DATA(lt_result) = mo_cut->summarize( it_jobs = lt_jobs ).
    cl_abap_unit_assert=>assert_equals( exp = 1 act = lines( lt_result ) ).
    cl_abap_unit_assert=>assert_equals( exp = 4 act = lt_result[ 1 ]-total_hours ).
  ENDMETHOD.

  METHOD earliest_date_wins.
    DATA lt_jobs TYPE {{p}}workload_planner=>tt_job.
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 1 iv_date = '20250120'
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 1 iv_date = '20250105'
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 1 iv_date = '20250115'
             CHANGING  ct_jobs = lt_jobs ).
    DATA(lt_result) = mo_cut->summarize( it_jobs = lt_jobs ).
    cl_abap_unit_assert=>assert_equals( exp = '20250105' act = lt_result[ 1 ]-first_date ).
  ENDMETHOD.

  METHOD unset_dates_ignored.
    DATA lt_jobs TYPE {{p}}workload_planner=>tt_job.
    DATA lv_unset TYPE ty_date.
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 1 iv_date = lv_unset
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 1 iv_date = '00000000'
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 1 iv_date = '20250115'
             CHANGING  ct_jobs = lt_jobs ).
    DATA(lt_result) = mo_cut->summarize( it_jobs = lt_jobs ).
    cl_abap_unit_assert=>assert_equals( exp = '20250115' act = lt_result[ 1 ]-first_date ).
  ENDMETHOD.

  METHOD all_dates_unset.
    DATA lt_jobs TYPE {{p}}workload_planner=>tt_job.
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 1 iv_date = '00000000'
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 2 iv_date = '00000000'
             CHANGING  ct_jobs = lt_jobs ).
    DATA(lt_result) = mo_cut->summarize( it_jobs = lt_jobs ).
    cl_abap_unit_assert=>assert_equals( exp = 1 act = lines( lt_result ) ).
    cl_abap_unit_assert=>assert_initial( act = lt_result[ 1 ]-first_date ).
  ENDMETHOD.

  METHOD all_jobs_invalid.
    DATA lt_jobs TYPE {{p}}workload_planner=>tt_job.
    DATA lv_empty TYPE ty_mechanic.
    add_job( EXPORTING iv_mechanic = lv_empty iv_hours = 4 iv_date = '20250110'
             CHANGING  ct_jobs = lt_jobs ).
    add_job( EXPORTING iv_mechanic = 'M1' iv_hours = 0 iv_date = '20250110'
             CHANGING  ct_jobs = lt_jobs ).
    cl_abap_unit_assert=>assert_initial( act = mo_cut->summarize( it_jobs = lt_jobs ) ).
  ENDMETHOD.
ENDCLASS.