support_backend/tests/integration/business-calendars.test.ts

import { describe, it, expect, beforeAll, afterAll } from 'vitest';
import { buildApp } from '@/app';
import { prismaClient } from '@/infrastructure/database';
import { FastifyInstance } from 'fastify';
import { loginAs, authHeader } from '../helpers/auth';

/**
 * Covers specs/008-sla-escalation's business-calendar create/holiday flow, plus
 * 012-admin-list-views' own follow-up: GET /admin/business-calendars/:id now includes holidays
 * (previously only addable/removable, never readable back).
 */
describe('Business calendars — create, add a holiday, and read both back', () => {
  let app: FastifyInstance;
  let token: string;
  let calendarId: string;

  beforeAll(async () => {
    app = await buildApp();
    token = await loginAs(app, 'ADMIN');
  });

  afterAll(async () => {
    await prismaClient.holiday.deleteMany({ where: { calendarId } });
    await prismaClient.businessCalendar.deleteMany({ where: { id: calendarId } });
    await app.close();
  });

  it('a created calendar and an added holiday are both displayed back exactly as entered', async () => {
    const created = await app.inject({
      method: 'POST',
      url: '/admin/business-calendars',
      headers: authHeader(token),
      payload: {
        name: `Test Calendar ${Date.now()}`,
        timezone: 'America/New_York',
        workingHours: { mon: { start: '09:00', end: '17:00' } },
      },
    });
    expect(created.statusCode).toBe(201);
    calendarId = created.json().data.id;

    const holiday = await app.inject({
      method: 'POST',
      url: `/admin/business-calendars/${calendarId}/holidays`,
      headers: authHeader(token),
      payload: { date: '2026-12-25', description: 'Christmas' },
    });
    expect(holiday.statusCode).toBe(201);

    const fetched = await app.inject({
      method: 'GET',
      url: `/admin/business-calendars/${calendarId}`,
      headers: authHeader(token),
    });
    expect(fetched.statusCode).toBe(200);
    expect(fetched.json().data.workingHours.mon).toEqual({ start: '09:00', end: '17:00' });
    expect(fetched.json().data.holidays).toHaveLength(1);
    expect(fetched.json().data.holidays[0].description).toBe('Christmas');
  });
});