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[devicelab] add benchmark for complex non-intersecting widgets with p…
…latform views (#116436)
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115 changes: 115 additions & 0 deletions
115
dev/benchmarks/platform_views_layout/lib/main_non_intersecting.dart
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| // 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. | ||
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| import 'dart:io'; | ||
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| import 'package:flutter/material.dart'; | ||
| import 'package:flutter/scheduler.dart' show timeDilation; | ||
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| void main() { | ||
| runApp( | ||
| const PlatformViewApp() | ||
| ); | ||
| } | ||
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| class PlatformViewApp extends StatefulWidget { | ||
| const PlatformViewApp({ | ||
| super.key, | ||
| }); | ||
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| @override | ||
| PlatformViewAppState createState() => PlatformViewAppState(); | ||
| } | ||
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| class PlatformViewAppState extends State<PlatformViewApp> { | ||
| @override | ||
| Widget build(BuildContext context) { | ||
| return MaterialApp( | ||
| theme: ThemeData.light(), | ||
| title: 'Advanced Layout', | ||
| home: const PlatformViewLayout(), | ||
| ); | ||
| } | ||
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| void toggleAnimationSpeed() { | ||
| setState(() { | ||
| timeDilation = (timeDilation != 1.0) ? 1.0 : 5.0; | ||
| }); | ||
| } | ||
| } | ||
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| class PlatformViewLayout extends StatelessWidget { | ||
| const PlatformViewLayout({ super.key }); | ||
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| @override | ||
| Widget build(BuildContext context) { | ||
| return Scaffold( | ||
| appBar: AppBar(title: const Text('Platform View Scrolling Layout')), | ||
| body: ListView.builder( | ||
| key: const Key('platform-views-scroll'), // This key is used by the driver test. | ||
| itemCount: 200, | ||
| itemBuilder: (BuildContext context, int index) { | ||
| return Padding( | ||
| padding: const EdgeInsets.all(5.0), | ||
| child: Material( | ||
| elevation: (index % 5 + 1).toDouble(), | ||
| color: Colors.white, | ||
| child: index.isEven | ||
| ? CustomPaint(painter: ExpensivePainter(), size: const Size(400, 200)) | ||
| : const DummyPlatformView() | ||
| ), | ||
| ); | ||
| }, | ||
| ), | ||
| ); | ||
| } | ||
| } | ||
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| class DummyPlatformView extends StatelessWidget { | ||
| const DummyPlatformView({super.key}); | ||
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| @override | ||
| Widget build(BuildContext context) { | ||
| const String viewType = 'benchmarks/platform_views_layout/DummyPlatformView'; | ||
| late Widget nativeView; | ||
| if (Platform.isIOS) { | ||
| nativeView = const UiKitView( | ||
| viewType: viewType, | ||
| ); | ||
| } else if (Platform.isAndroid) { | ||
| nativeView = const AndroidView( | ||
| viewType: viewType, | ||
| ); | ||
| } else { | ||
| assert(false, 'Invalid platform'); | ||
| } | ||
| return Container( | ||
| color: Colors.purple, | ||
| height: 200.0, | ||
| child: nativeView, | ||
| ); | ||
| } | ||
| } | ||
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| class ExpensivePainter extends CustomPainter { | ||
| @override | ||
| void paint(Canvas canvas, Size size) { | ||
| final double boxWidth = size.width / 50; | ||
| final double boxHeight = size.height / 50; | ||
| for (int i = 0; i < 50; i++) { | ||
| for (int j = 0; j < 50; j++) { | ||
| final Rect rect = Rect.fromLTWH(i * boxWidth, j * boxHeight, boxWidth, boxHeight); | ||
| canvas.drawRect(rect, Paint() | ||
| ..style = PaintingStyle.fill | ||
| ..color = Colors.red | ||
| ); | ||
| } | ||
| } | ||
| } | ||
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| @override | ||
| bool shouldRepaint(covariant CustomPainter oldDelegate) { | ||
| return false; | ||
| } | ||
| } |
62 changes: 62 additions & 0 deletions
62
dev/benchmarks/platform_views_layout/test_driver/scroll_perf_non_intersecting_test.dart
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,62 @@ | ||
| // 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. | ||
|
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| import 'package:flutter_driver/flutter_driver.dart'; | ||
| import 'package:test/test.dart' hide TypeMatcher, isInstanceOf; | ||
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| void main() { | ||
| group('scrolling performance test', () { | ||
| late FlutterDriver driver; | ||
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| setUpAll(() async { | ||
| driver = await FlutterDriver.connect(); | ||
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| await driver.waitUntilFirstFrameRasterized(); | ||
| }); | ||
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| tearDownAll(() async { | ||
| driver.close(); | ||
| }); | ||
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| Future<void> testScrollPerf(String listKey, String summaryName) async { | ||
| // 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 Future<void>.delayed(const Duration(milliseconds: 250)); | ||
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| await driver.forceGC(); | ||
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| final Timeline timeline = await driver.traceAction(() async { | ||
| // Find the scrollable stock list | ||
| final SerializableFinder list = find.byValueKey(listKey); | ||
| expect(list, isNotNull); | ||
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| for (int j = 0; j < 5; j ++) { | ||
| // Scroll down | ||
| for (int i = 0; i < 5; i += 1) { | ||
| await driver.scroll(list, 0.0, -300.0, const Duration(milliseconds: 300)); | ||
| await Future<void>.delayed(const Duration(milliseconds: 500)); | ||
| } | ||
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| // Scroll up | ||
| for (int i = 0; i < 5; i += 1) { | ||
| await driver.scroll(list, 0.0, 300.0, const Duration(milliseconds: 300)); | ||
| await Future<void>.delayed(const Duration(milliseconds: 500)); | ||
| } | ||
| } | ||
| }); | ||
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| final TimelineSummary summary = TimelineSummary.summarize(timeline); | ||
| await summary.writeTimelineToFile(summaryName, pretty: true); | ||
| } | ||
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| test('platform_views_scroll_perf', () async { | ||
| // Disable frame sync, since there are ongoing animations. | ||
| await driver.runUnsynchronized(() async { | ||
| await testScrollPerf('platform-views-scroll', 'platform_views_scroll_perf_non_intersecting'); | ||
| }); | ||
| }, timeout: Timeout.none); | ||
| }); | ||
| } |
13 changes: 13 additions & 0 deletions
13
...benchmarks/platform_views_layout/test_driver/uikit_view_scroll_perf_non_intersecting.dart
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| // 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. | ||
|
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| import 'package:flutter/widgets.dart'; | ||
| import 'package:flutter_driver/driver_extension.dart'; | ||
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| import 'package:platform_views_layout/main_non_intersecting.dart' as app; | ||
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| void main() { | ||
| enableFlutterDriverExtension(); | ||
| runApp(const app.PlatformViewApp()); | ||
| } |
12 changes: 12 additions & 0 deletions
12
...bin/tasks/platform_views_scroll_perf_non_intersecting_impeller_ios__timeline_summary.dart
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| // 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. | ||
|
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| import 'package:flutter_devicelab/framework/devices.dart'; | ||
| import 'package:flutter_devicelab/framework/framework.dart'; | ||
| import 'package:flutter_devicelab/tasks/perf_tests.dart'; | ||
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| Future<void> main() async { | ||
| deviceOperatingSystem = DeviceOperatingSystem.ios; | ||
| await task(createUiKitViewScrollPerfNonIntersectingTest(enableImpeller: true)); | ||
| } |
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