// Copyright (c) 2018, 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 bool isRedirect
/// Returns whether the status code is one of the normal redirect codes
/// HttpStatus.movedPermanently, HttpStatus.found, HttpStatus.movedTemporarily,
/// HttpStatus.seeOther and HttpStatus.temporaryRedirect.
/// @description Checks that this getter returns whether the status code is one
/// of the normal redirect codes
/// @author sgrekhov@unipro.ru
/// @issue 31962
/// @issue 42886

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

var localhost = InternetAddress.loopbackIPv4.address;

test(String method, int statusCode) async {
  asyncStart();
  bool redirected = false;
  String helloWorld = "Hello test world!";
  HttpServer server = await HttpServer.bind(localhost, 0);
  Uri redirectUri = Uri.parse("http://${localhost}:${server.port}/yyy");
  server.listen((HttpRequest request) {
    if (request.uri.path == "/xxx") {
      request.response.redirect(redirectUri, status: statusCode);
      redirected = true;
    } else if (request.uri.path == "/yyy") {
      Expect.isTrue(redirected);
      request.response.write(helloWorld);
      request.response.close();
      server.close();
    } else {
      server.close();
      Expect.fail("Wrong URI:" + request.uri.path);
    }
  });

  HttpClient client = new HttpClient();
  client.open(method, localhost, server.port, "/xxx")
      .then((HttpClientRequest request) {
    request.followRedirects = false;
    return request.close();
  }).then((HttpClientResponse response) {
    Expect.isTrue(response.isRedirect);
    asyncEnd();
    server.close();
  });
}

main() {
  test("get", HttpStatus.movedPermanently);
  test("get", HttpStatus.found);
  test("get", HttpStatus.movedTemporarily);
  test("get", HttpStatus.seeOther);
  test("get", HttpStatus.temporaryRedirect);
  test("get", HttpStatus.permanentRedirect);

  test("head", HttpStatus.movedPermanently);
  test("head", HttpStatus.found);
  test("head", HttpStatus.movedTemporarily);
  test("head", HttpStatus.seeOther);
  test("head", HttpStatus.temporaryRedirect);
  test("head", HttpStatus.permanentRedirect);
}