blob: 4e3add3c050270f15cf17a7a29725ca9752d458f [file] [log] [blame]
// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'dart:async';
import 'dart:io' as io;
import 'package:meta/meta.dart';
import 'package:shelf/shelf.dart';
import 'package:shelf/shelf_io.dart' as shelf_io;
import 'package:shelf_static/shelf_static.dart';
import 'package:flutter_devicelab/framework/browser.dart';
/// Runs Chrome, opens the given `appUrl`, and returns the result reported by the
/// app.
/// The app is served from the `appDirectory`. Typically, the app is built
/// using `flutter build web` and served from `build/web`.
/// The launched app is expected to report the result by sending an HTTP POST
/// request to "/test-result" containing result data as plain text body of the
/// request. This function has no opinion about what that string contains.
Future<String> evalTestAppInChrome({
@required String appUrl,
@required String appDirectory,
int serverPort = 8080,
int browserDebugPort = 8081,
}) async {
io.HttpServer server;
Chrome chrome;
try {
final Completer<String> resultCompleter = Completer<String>();
server = await io.HttpServer.bind('localhost', serverPort);
final Cascade cascade = Cascade()
.add((Request request) async {
if (request.requestedUri.path.endsWith('/test-result')) {
resultCompleter.complete(await request.readAsString());
return Response.ok('Test results received');
return Response.notFound('');
shelf_io.serveRequests(server, cascade.handler);
final io.Directory userDataDirectory = io.Directory.systemTemp.createTempSync('chrome_user_data_');
chrome = await Chrome.launch(ChromeOptions(
headless: true,
debugPort: browserDebugPort,
url: appUrl,
userDataDirectory: userDataDirectory.path,
windowHeight: 500,
windowWidth: 500,
), onError: resultCompleter.completeError);
return await resultCompleter.future;
} finally {
await server?.close();