import { generateSchedule } from '../../utils/schedule';
import { Frequency, Medication } from '../../types';

describe('Performance: schedule generation', () => {
  const createMedication = (index: number): Medication => ({
    _id: `med-${index}`,
    _rev: `1-${index}`,
    name: `Medication ${index}`,
    dosage: '10mg',
    frequency: Frequency.Daily,
    startTime: '08:00',
    icon: 'pill',
  });

  test('generates schedule for 1000 medications under 1 second', () => {
    const medications = Array.from({ length: 1000 }, (_, idx) =>
      createMedication(idx)
    );
    const start = performance.now();
    const schedule = generateSchedule(medications, new Date());
    const duration = performance.now() - start;

    expect(schedule.length).toBe(medications.length);
    expect(duration).toBeLessThan(1000);
  });
});