| // 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/widgets.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| import 'package:integration_test/integration_test.dart'; |
| import 'package:macrobenchmarks/main.dart' as app; |
| |
| typedef ControlCallback = Future<void> Function(WidgetController controller); |
| |
| void macroPerfTestE2E( |
| String testName, |
| String routeName, { |
| Duration? pageDelay, |
| Duration duration = const Duration(seconds: 3), |
| ControlCallback? body, |
| ControlCallback? setup, |
| }) { |
| final WidgetsBinding _binding = IntegrationTestWidgetsFlutterBinding.ensureInitialized(); |
| assert(_binding is IntegrationTestWidgetsFlutterBinding); |
| final IntegrationTestWidgetsFlutterBinding binding = _binding as IntegrationTestWidgetsFlutterBinding; |
| binding.framePolicy = LiveTestWidgetsFlutterBindingFramePolicy.benchmarkLive; |
| |
| testWidgets(testName, (WidgetTester tester) async { |
| assert(tester.binding == binding); |
| app.main(); |
| await tester.pumpAndSettle(); |
| |
| // The slight initial delay avoids starting the timing during a |
| // period of increased load on the device. Without this delay, the |
| // benchmark has greater noise. |
| // See: https://github.com/flutter/flutter/issues/19434 |
| await tester.binding.delayed(const Duration(microseconds: 250)); |
| |
| expect(routeName, startsWith('/')); |
| int i = 0; |
| while (i < routeName.length) { |
| i = routeName.indexOf('/', i + 1); |
| if (i < 0) { |
| i = routeName.length; |
| } |
| final Finder button = find.byKey(ValueKey<String>(routeName.substring(0, i)), skipOffstage: false); |
| await tester.scrollUntilVisible(button, 50); |
| expect(button, findsOneWidget); |
| await tester.pumpAndSettle(); |
| await tester.tap(button); |
| // Cannot be pumpAndSettle because some tests have infinite animation. |
| await tester.pump(const Duration(milliseconds: 20)); |
| } |
| |
| if (pageDelay != null) { |
| // Wait for the page to load |
| await tester.binding.delayed(pageDelay); |
| } |
| |
| if (setup != null) { |
| await setup(tester); |
| } |
| |
| await binding.watchPerformance(() async { |
| final Future<void> durationFuture = tester.binding.delayed(duration); |
| if (body != null) { |
| await body(tester); |
| } |
| await durationFuture; |
| }); |
| }, semanticsEnabled: false, timeout: Timeout.none); |
| } |