// 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 'package:flutter_devicelab/framework/framework.dart'; import 'package:flutter_devicelab/framework/utils.dart'; import 'package:flutter_devicelab/tasks/perf_tests.dart'; class HelloWorldMemoryTest extends MemoryTest { HelloWorldMemoryTest() : super( '${flutterDirectory.path}/examples/hello_world', 'lib/main.dart', 'io.flutter.examples.hello_world', ); /// Launch an app with no instrumentation and measure its memory usage after /// 1.5s and 3.0s. @override Future<void> useMemory() async { print('launching $project$test on device...'); await flutter('run', options: <String>[ '--verbose', '--release', '--no-resident', '-d', device!.deviceId, test, ]); await Future<void>.delayed(const Duration(milliseconds: 1500)); await recordStart(); await Future<void>.delayed(const Duration(milliseconds: 3000)); await recordEnd(); } } Future<void> main() async { await task(HelloWorldMemoryTest().run); }