blob: dda1676dec13845814a6445d1e9ff095e113551f [file] [log] [blame]
// 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 = 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'],
.transform(const LineSplitter())
.listen((String line) {
print('run:stdout: $line');
if (vmServicePort == null) {
vmServicePort = parseServicePort(line);
if (vmServicePort != null) {
print('service protocol connection available at port $vmServicePort');
print('run: ready!');
ok ??= true;
.transform(const LineSplitter())
.listen((String line) {
stderr.writeln('run:stderr: $line');
run.exitCode.then((int exitCode) { ok = false; });
await Future.any<dynamic>(<Future<dynamic>>[ ready.future, run.exitCode ]);
if (!ok)
throw 'Failed to run test app.';
final VMServiceClient client = VMServiceClient.connect('ws://localhost:$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}: ${}');
// validate the fields
// {number: 8, startTime: 0, elapsed: 1437}
expect(['number'] is int);
expect(['number'] >= 0);
expect(['startTime'] is int);
expect(['startTime'] >= 0);
expect(['elapsed'] is int);
expect(['elapsed'] >= 0);
final int result = await run.exitCode;
if (result != 0)
throw 'Received unexpected exit code $result from run process.';
return TaskResult.success(null);
void expect(bool value) {
if (!value)
throw 'failed assertion in service extensions test';