'use strict';

process.env.VM_DOCS_BASE_URL = process.env.VM_DOCS_BASE_URL || 'http://vm.example';

const test = require('node:test');
const assert = require('node:assert');

const { server } = require('../server.js');

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

test('GET /health -> 200 ok', async () => {
  await withServer(async (base) => {
    const res = await fetch(`${base}/health`);
    assert.strictEqual(res.status, 200);
    assert.strictEqual(await res.text(), 'ok');
  });
});

test('GET /nubes-test/akhq/ -> 302 to VM', async () => {
  await withServer(async (base) => {
    const res = await fetch(`${base}/nubes-test/akhq/`, { redirect: 'manual' });
    assert.strictEqual(res.status, 302);
    assert.strictEqual(res.headers.get('location'), 'http://vm.example/nubes-test/akhq/');
  });
});

test('GET / -> 302 to VM root', async () => {
  await withServer(async (base) => {
    const res = await fetch(`${base}/`, { redirect: 'manual' });
    assert.strictEqual(res.status, 302);
    assert.strictEqual(res.headers.get('location'), 'http://vm.example/');
  });
});

test('POST -> 405', async () => {
  await withServer(async (base) => {
    const res = await fetch(`${base}/health`, { method: 'POST' });
    assert.strictEqual(res.status, 405);
  });
});