import { test } from 'node:test';
import assert from 'node:assert/strict';
import { createServer } from 'node:http';
import { createIndustryApi } from '../server/industry-api.mjs';

async function withServer(config, fn) {
  const server = createServer(createIndustryApi(config));
  await new Promise(resolve => server.listen(0, '127.0.0.1', resolve));
  try { await fn(`http://127.0.0.1:${server.address().port}/api/industry`); }
  finally { await new Promise(resolve => server.close(resolve)); }
}

test('industry API requires server-side authorization outside local preview', async () => {
  await withServer({ token: 'test-only-value', snapshot: 'not-read' }, async url => {
    for (const headers of [{}, { authorization: 'Bearer invalid' }]) {
      const response = await fetch(url, { method: 'POST', headers, body: '{}' });
      assert.equal(response.status, 401);
      assert.equal((await response.json()).error.code, 'AUTH_REQUIRED');
    }
  });
});
test('unconfigured library is unavailable, not an empty successful dataset', async () => {
  await withServer({ localPreview: true }, async url => {
    const response = await fetch(url, { method: 'POST', body: '{"op":"overview"}' });
    assert.equal(response.status, 503);
    assert.equal((await response.json()).error.code, 'DATABASE_NOT_INSTALLED');
  });
});
test('industry API rejects unbounded input and non-read transport methods before starting Python', async () => {
  await withServer({ localPreview: true, snapshot: 'not-read' }, async url => {
    const get = await fetch(url);
    assert.equal(get.status, 405);
    const large = await fetch(url, { method: 'POST', body: 'x'.repeat(13000) });
    assert.equal((await large.json()).error.code, 'REQUEST_TOO_LARGE');
    const array = await fetch(url, { method: 'POST', body: '[]' });
    assert.equal((await array.json()).error.code, 'INVALID_REQUEST');
  });
});