// Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

// @dart = 2.9

/// @assertion Future addStream(Stream<List<int>> stream)
///  Adds all elements of the given stream to this.
///
/// Returns a Future that completes when all elements of the given stream are
/// added to this.
/// @description Checks that the [stream] can be added is another stream has been
/// already added.
/// @author sgrekhov@unipro.ru

import "dart:io";
import "dart:async";
import "dart:convert";
import "../../../Utils/expect.dart";

var localhost = InternetAddress.loopbackIPv4.address;

test(String method) async {
  Stream<List<int>> stream1 = new Stream<List<int>>.fromIterable(
      [[1, 2, 3, 4, 5], [12]]);
  Stream<List<int>> stream2 = new Stream<List<int>>.fromIterable(
      [[3, 14, 15], [9, 2, 6]]);

  asyncStart();
  String helloWorld = "Hello test world!";
  HttpServer server = await HttpServer.bind(localhost, 0);
  server.listen((HttpRequest request) {
    request.toList().then((data) {
      Expect.listEquals([[1, 2, 3, 4, 5], [12]], data);
      request.response.write(helloWorld);
      request.response.close();
      server.close();
    });
  });

  HttpClient client = new HttpClient();
  client.open(method, localhost, server.port, "")
      .then((HttpClientRequest request) {
    request.contentLength = -1;
    Future<HttpClientResponse> f = request.addStream(stream1).then((var request) {
      return request.close();
    });
    Expect.throws(() {
      request.addStream(stream2);
    });
    f.then((HttpClientResponse response) {
      response.cast<List<int>>().transform(utf8.decoder).listen((content) {});
      asyncEnd();
    });
  });
}

main() {
  test("get");
  test("head");
  test("delete");
  test("put");
  test("post");
  test("patch");
}