// This tests that when the proxy server that just hangs up, the client can
// handle it correctly.

import * as common from '../common/index.mjs';
import assert from 'node:assert';
import { once } from 'events';
import http from 'node:http';
import { runProxiedRequest } from '../common/proxy-server.js';

const server = http.createServer(common.mustNotCall());
server.on('error', common.mustNotCall((err) => { console.error('Server error', err); }));
server.listen(0);
await once(server, 'listening');

// Start a proxy server that just hangs up.
const proxy = http.createServer();
proxy.on('request', common.mustCall((req, res) => {
  req.destroy();
}, 1));
proxy.listen(0);
await once(proxy, 'listening');

const serverHost = `localhost:${server.address().port}`;
const requestUrl = `http://${serverHost}/test`;

const { code, signal, stderr, stdout } = await runProxiedRequest({
  NODE_USE_ENV_PROXY: 1,
  REQUEST_URL: requestUrl,
  HTTP_PROXY: `http://localhost:${proxy.address().port}`,
});

// The proxy client should get hung up by the proxy server.
assert.match(stderr, /Error: socket hang up/);
assert.strictEqual(stdout.trim(), '');
assert.strictEqual(code, 0);
assert.strictEqual(signal, null);

proxy.close();
server.close();