const request = require('supertest');
const express = require('express');
const versionRouter = require('../src/api/version');

const app = express();
app.use(versionRouter);

describe('GET /version', () => {
  it('should return JSON with badgedexVersion', async () => {
    const res = await request(app).get('/version');
    expect(res.statusCode).toBe(200);
    expect(res.headers['content-type']).toMatch(/json/);
    expect(res.body).toHaveProperty('badgedexVersion');
    expect(typeof res.body.badgedexVersion).toBe('string');
  });

  it('should return a valid semver-like version string', async () => {
    const res = await request(app).get('/version');
    expect(res.body.badgedexVersion).toMatch(/^\d+\.\d+\.\d+/);
  });
});