// 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<void> ready = Completer<void>(); bool ok; print('run: starting...'); final Process run = await startProcess( path.join(flutterDirectory.path, 'bin', 'flutter'), <String>['run', '--verbose', '-d', device.deviceId, 'lib/commands.dart'], ); final StreamController<String> stdout = StreamController<String>.broadcast(); run.stdout .transform<String>(utf8.decoder) .transform<String>(const LineSplitter()) .listen((String line) { print('run:stdout: $line'); stdout.add(line); if (vmServicePort == null) { vmServicePort = parseServicePort(line); if (vmServicePort != null) { print('service protocol connection available at port $vmServicePort'); print('run: ready!'); ready.complete(); ok ??= true; } } }); run.stderr .transform<String>(utf8.decoder) .transform<String>(const LineSplitter()) .listen((String line) { stderr.writeln('run:stderr: $line'); }); run.exitCode.then<void>((int exitCode) { ok = false; }); await Future.any<dynamic>(<Future<dynamic>>[ ready.future, run.exitCode ]); if (!ok) throw 'Failed to run test app.'; final VMServiceClient client = VMServiceClient.connect('ws://localhost:$vmServicePort/ws'); final DriveHelper driver = DriveHelper(vmServicePort); await driver.drive('none'); print('test: pressing "p" to enable debugPaintSize...'); run.stdin.write('p'); await driver.drive('debug_paint'); print('test: pressing "p" again...'); run.stdin.write('p'); await driver.drive('none'); print('test: pressing "P" to enable performance overlay...'); run.stdin.write('P'); await driver.drive('performance_overlay'); print('test: pressing "P" again...'); run.stdin.write('P'); await driver.drive('none'); final Future<String> reloadStartingText = stdout.stream.firstWhere((String line) => line.endsWith('] Initializing hot reload...')); final Future<String> reloadEndingText = stdout.stream.firstWhere((String line) => line.contains('] Reloaded ') && line.endsWith('ms.')); print('test: pressing "r" to perform a hot reload...'); run.stdin.write('r'); await reloadStartingText; await reloadEndingText; await driver.drive('none'); final Future<String> restartStartingText = stdout.stream.firstWhere((String line) => line.endsWith('Performing hot restart...')); final Future<String> restartEndingText = stdout.stream.firstWhere((String line) => line.contains('] Restarted application in ')); print('test: pressing "R" to perform a full reload...'); run.stdin.write('R'); await restartStartingText; await restartEndingText; await driver.drive('none'); run.stdin.write('q'); final int result = await run.exitCode; if (result != 0) throw 'Received unexpected exit code $result from run process.'; print('test: validating that the app has in fact closed...'); await client.done.timeout(const Duration(seconds: 5)); }); return TaskResult.success(null); }); } class DriveHelper { DriveHelper(this.vmServicePort); final int vmServicePort; Future<void> drive(String name) async { print('drive: running commands_$name check...'); final Process drive = await startProcess( path.join(flutterDirectory.path, 'bin', 'flutter'), <String>['drive', '--use-existing-app', 'http://127.0.0.1:$vmServicePort/', '--keep-app-running', '--driver', 'test_driver/commands_${name}_test.dart'], ); drive.stdout .transform<String>(utf8.decoder) .transform<String>(const LineSplitter()) .listen((String line) { print('drive:stdout: $line'); }); drive.stderr .transform<String>(utf8.decoder) .transform<String>(const LineSplitter()) .listen((String line) { stderr.writeln('drive:stderr: $line'); }); final int result = await drive.exitCode; if (result != 0) throw 'Failed to drive test app (exit code $result).'; print('drive: finished commands_$name check successfully.'); } }