import { describe, it, expect } from 'vitest';
import { LeagueScheduleViewModel } from './LeagueScheduleViewModel';

describe('LeagueScheduleViewModel', () => {
  it('maps races array from DTO', () => {
    const races = [{ id: 'race-1' }, { id: 'race-2' }];

    const vm = new LeagueScheduleViewModel({ races });

    expect(vm.races).toBe(races);
    expect(vm.raceCount).toBe(2);
  });

  it('derives hasRaces correctly for non-empty schedule', () => {
    const races = [{ id: 'race-1' }];

    const vm = new LeagueScheduleViewModel({ races });

    expect(vm.raceCount).toBe(1);
    expect(vm.hasRaces).toBe(true);
  });

  it('derives hasRaces correctly for empty schedule', () => {
    const vm = new LeagueScheduleViewModel({ races: [] });

    expect(vm.raceCount).toBe(0);
    expect(vm.hasRaces).toBe(false);
  });
});