'use strict';

const common = require('../common');
if (!common.hasCrypto)
  common.skip('missing crypto');
const assert = require('assert');
const h2 = require('http2');
const NGHTTP2_INTERNAL_ERROR = h2.constants.NGHTTP2_INTERNAL_ERROR;

const server = h2.createServer();

// Do not mustCall the server side callbacks, they may or may not be called
// depending on the OS. The determination is based largely on operating
// system specific timings
server.on('stream', (stream) => {
  // Do not wrap in a must call or use common.expectsError (which now uses
  // must call). The error may or may not be reported depending on operating
  // system specific timings.
  stream.on('error', (err) => {
    assert.strictEqual(err.code, 'ERR_HTTP2_STREAM_ERROR');
    assert.strictEqual(err.message, 'Stream closed with error code 2');
  });
  stream.respond({});
  stream.end();
});

server.listen(0);

server.on('listening', common.mustCall(() => {

  const client = h2.connect(`http://localhost:${server.address().port}`);

  const req = client.request({ ':path': '/' });
  const err = new Error('test');
  req.destroy(err);

  req.on('error', common.mustCall((err) => {
    common.expectsError({
      type: Error,
      message: 'test'
    })(err);
  }));

  req.on('close', common.mustCall((code) => {
    assert.strictEqual(req.rstCode, NGHTTP2_INTERNAL_ERROR);
    assert.strictEqual(code, NGHTTP2_INTERNAL_ERROR);
    server.close();
    client.destroy();
  }));

  req.on('response', common.mustNotCall());
  req.resume();
  req.on('end', common.mustCall());

}));
