// Copyright (c) 2017 The Chromium 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:convert'; import 'dart:io'; import 'package:path/path.dart' as path; import 'package:vm_service_client/vm_service_client.dart'; import 'package:flutter_devicelab/framework/adb.dart'; import 'package:flutter_devicelab/framework/framework.dart'; import 'package:flutter_devicelab/framework/utils.dart'; void main() { task(() async { int vmServicePort; final Device device = await devices.workingDevice; await device.unlock(); final Directory appDir = dir(path.join(flutterDirectory.path, 'dev/integration_tests/ui')); await inDirectory(appDir, () async { final Completer<Null> ready = new Completer<Null>(); bool ok; print('run: starting...'); final Process run = await startProcess( path.join(flutterDirectory.path, 'bin', 'flutter'), <String>['run', '--verbose', '-d', device.deviceId, 'lib/main.dart'], ); run.stdout .transform(utf8.decoder) .transform(const LineSplitter()) .listen((String line) { print('run:stdout: $line'); if (lineContainsServicePort(line)) { vmServicePort = parseServicePort(line); print('service protocol connection available at port $vmServicePort'); print('run: ready!'); ready.complete(); ok ??= true; } }); run.stderr .transform(utf8.decoder) .transform(const LineSplitter()) .listen((String line) { stderr.writeln('run:stderr: $line'); }); run.exitCode.then((int exitCode) { ok = false; }); await Future.any<dynamic>(<Future<dynamic>>[ ready.future, run.exitCode ]); if (!ok) throw 'Failed to run test app.'; final VMServiceClient client = new VMServiceClient.connect('ws://localhost:$vmServicePort/ws'); final VM vm = await client.getVM(); final VMIsolateRef isolate = vm.isolates.first; final Stream<VMExtensionEvent> frameEvents = isolate.onExtensionEvent.where( (VMExtensionEvent e) => e.kind == 'Flutter.Frame'); print('reassembling app...'); final Future<VMExtensionEvent> frameFuture = frameEvents.first; await isolate.invokeExtension('ext.flutter.reassemble'); // ensure we get an event final VMExtensionEvent event = await frameFuture; print('${event.kind}: ${event.data}'); // validate the fields // {number: 8, startTime: 0, elapsed: 1437} expect(event.data['number'] is int); expect(event.data['number'] >= 0); expect(event.data['startTime'] is int); expect(event.data['startTime'] >= 0); expect(event.data['elapsed'] is int); expect(event.data['elapsed'] >= 0); run.stdin.write('q'); final int result = await run.exitCode; if (result != 0) throw 'Received unexpected exit code $result from run process.'; }); return new TaskResult.success(null); }); } void expect(bool value) { if (!value) throw 'failed assertion in service extensions test'; }