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Added memory benchmark for flutter engine groups. (#75374)

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This commit is contained in:
gaaclarke
2021-02-09 09:46:11 -08:00
committed by GitHub
parent e8d52be500
commit e89b151352
22 changed files with 794 additions and 0 deletions
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15
dev/benchmarks/multiple_flutters/android/.gitignore vendored Normal file
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*.iml
.gradle
/local.properties
/.idea/caches
/.idea/libraries
/.idea/modules.xml
/.idea/workspace.xml
/.idea/navEditor.xml
/.idea/assetWizardSettings.xml
.DS_Store
/build
/captures
.externalNativeBuild
.cxx
local.properties

1
dev/benchmarks/multiple_flutters/android/app/.gitignore vendored Normal file
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/build

54
dev/benchmarks/multiple_flutters/android/app/build.gradle Normal file
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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.
plugins {
id 'com.android.application'
id 'kotlin-android'
}
android {
signingConfigs {
self {
}
}
compileSdkVersion 30
defaultConfig {
applicationId "dev.flutter.multipleflutters"
minSdkVersion 24
targetSdkVersion 30
versionCode 1
versionName "1.0"
testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
signingConfig debug.signingConfig
}
}
compileOptions {
sourceCompatibility JavaVersion.VERSION_1_8
targetCompatibility JavaVersion.VERSION_1_8
}
kotlinOptions {
jvmTarget = '1.8'
}
}
dependencies {
implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
implementation 'androidx.core:core-ktx:1.2.0'
implementation 'androidx.appcompat:appcompat:1.1.0'
implementation 'com.google.android.material:material:1.1.0'
implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
testImplementation 'junit:junit:4.+'
androidTestImplementation 'androidx.test.ext:junit:1.1.1'
androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
implementation project(':flutter')
}

21
dev/benchmarks/multiple_flutters/android/app/proguard-rules.pro vendored Normal file
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# Add project specific ProGuard rules here.
# You can control the set of applied configuration files using the
# proguardFiles setting in build.gradle.
#
# For more details, see
# http://developer.android.com/guide/developing/tools/proguard.html
# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
# public *;
#}
# Uncomment this to preserve the line number information for
# debugging stack traces.
#-keepattributes SourceFile,LineNumberTable
# If you keep the line number information, uncomment this to
# hide the original source file name.
#-renamesourcefileattribute SourceFile

26
dev/benchmarks/multiple_flutters/android/app/src/main/AndroidManifest.xml Normal file
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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. -->
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="dev.flutter.multipleflutters">
<application
android:name=".App"
android:allowBackup="true"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/Theme.MultipleFlutters">
<activity
android:name=".MainActivity"
android:configChanges="orientation|keyboardHidden|keyboard|screenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
android:hardwareAccelerated="true"
android:windowSoftInputMode="adjustResize">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>

22
dev/benchmarks/multiple_flutters/android/app/src/main/java/dev/flutter/multipleflutters/App.kt Normal file
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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.
package dev.flutter.multipleflutters
import android.app.Application
import io.flutter.embedding.engine.FlutterEngineGroup
/**
* Application class for this app.
*
* This holds onto our engine group.
*/
class App : Application() {
lateinit var engines: FlutterEngineGroup
override fun onCreate() {
super.onCreate()
engines = FlutterEngineGroup(this)
}
}

75
dev/benchmarks/multiple_flutters/android/app/src/main/java/dev/flutter/multipleflutters/MainActivity.kt Normal file
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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.
package dev.flutter.multipleflutters
import android.content.Intent
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.view.View
import android.widget.FrameLayout
import android.widget.LinearLayout
import android.widget.TextView
import androidx.fragment.app.FragmentActivity
import androidx.fragment.app.FragmentManager
import io.flutter.FlutterInjector
import io.flutter.embedding.android.FlutterFragment
import io.flutter.embedding.engine.FlutterEngineCache
import io.flutter.embedding.engine.dart.DartExecutor
class MainActivity : FragmentActivity() {
private val numberOfFlutters = 2
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
val root = LinearLayout(this)
root.layoutParams = LinearLayout.LayoutParams(
LinearLayout.LayoutParams.MATCH_PARENT,
LinearLayout.LayoutParams.MATCH_PARENT
)
root.orientation = LinearLayout.VERTICAL
root.weightSum = numberOfFlutters.toFloat()
val fragmentManager: FragmentManager = supportFragmentManager
setContentView(root)
val app = applicationContext as App
val dartEntrypoint =
DartExecutor.DartEntrypoint(
FlutterInjector.instance().flutterLoader().findAppBundlePath(), "main"
)
val topEngine = app.engines.createAndRunEngine(this, dartEntrypoint)
val bottomEngine = app.engines.createAndRunEngine(this, dartEntrypoint)
for (i in 0 until numberOfFlutters) {
val flutterContainer = FrameLayout(this)
root.addView(flutterContainer)
flutterContainer.id = 12345 + i
flutterContainer.layoutParams = LinearLayout.LayoutParams(
FrameLayout.LayoutParams.MATCH_PARENT,
FrameLayout.LayoutParams.MATCH_PARENT,
1.0f
)
val engine = if (i == 0) topEngine else bottomEngine
FlutterEngineCache.getInstance().put(i.toString(), engine)
val flutterFragment =
FlutterFragment.withCachedEngine(i.toString()).build<FlutterFragment>()
fragmentManager
.beginTransaction()
.add(
12345 + i,
flutterFragment
)
.commit()
}
}
override fun onDestroy() {
for (i in 0 until numberOfFlutters) {
FlutterEngineCache.getInstance().remove(i.toString())
}
super.onDestroy()
}
}

34
dev/benchmarks/multiple_flutters/android/app/src/main/res/drawable-v24/ic_launcher_foreground.xml Normal file
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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. -->
<vector xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:aapt="http://schemas.android.com/aapt"
android:width="108dp"
android:height="108dp"
android:viewportWidth="108"
android:viewportHeight="108">
<path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
<aapt:attr name="android:fillColor">
<gradient
android:endX="85.84757"
android:endY="92.4963"
android:startX="42.9492"
android:startY="49.59793"
android:type="linear">
<item
android:color="#44000000"
android:offset="0.0" />
<item
android:color="#00000000"
android:offset="1.0" />
</gradient>
</aapt:attr>
</path>
<path
android:fillColor="#FFFFFF"
android:fillType="nonZero"
android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
android:strokeWidth="1"
android:strokeColor="#00000000" />
</vector>

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dev/benchmarks/multiple_flutters/android/app/src/main/res/drawable/ic_launcher_background.xml Normal file
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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. -->
<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="108dp"
android:height="108dp"
android:viewportWidth="108"
android:viewportHeight="108">
<path
android:fillColor="#3DDC84"
android:pathData="M0,0h108v108h-108z" />
<path
android:fillColor="#00000000"
android:pathData="M9,0L9,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,0L19,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M29,0L29,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M39,0L39,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M49,0L49,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M59,0L59,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M69,0L69,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M79,0L79,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M89,0L89,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M99,0L99,108"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,9L108,9"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,19L108,19"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,29L108,29"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,39L108,39"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,49L108,49"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,59L108,59"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,69L108,69"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,79L108,79"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,89L108,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M0,99L108,99"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,29L89,29"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,39L89,39"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,49L89,49"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,59L89,59"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,69L89,69"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M19,79L89,79"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M29,19L29,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M39,19L39,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M49,19L49,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M59,19L59,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M69,19L69,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
<path
android:fillColor="#00000000"
android:pathData="M79,19L79,89"
android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF" />
</vector>

20
dev/benchmarks/multiple_flutters/android/app/src/main/res/values-night/themes.xml Normal file
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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. -->
<resources xmlns:tools="http://schemas.android.com/tools">
<!-- Base application theme. -->
<style name="Theme.MultipleFlutters" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
<!-- Primary brand color. -->
<item name="colorPrimary">@color/purple_200</item>
<item name="colorPrimaryVariant">@color/purple_700</item>
<item name="colorOnPrimary">@color/black</item>
<!-- Secondary brand color. -->
<item name="colorSecondary">@color/teal_200</item>
<item name="colorSecondaryVariant">@color/teal_200</item>
<item name="colorOnSecondary">@color/black</item>
<!-- Status bar color. -->
<item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
<!-- Customize your theme here. -->
</style>
</resources>

13
dev/benchmarks/multiple_flutters/android/app/src/main/res/values/colors.xml Normal file
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@@ -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. -->
<resources>
<color name="purple_200">#FFBB86FC</color>
<color name="purple_500">#FF6200EE</color>
<color name="purple_700">#FF3700B3</color>
<color name="teal_200">#FF03DAC5</color>
<color name="teal_700">#FF018786</color>
<color name="black">#FF000000</color>
<color name="white">#FFFFFFFF</color>
</resources>

7
dev/benchmarks/multiple_flutters/android/app/src/main/res/values/strings.xml Normal file
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@@ -0,0 +1,7 @@
<!-- 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. -->
<resources>
<string name="app_name">Multiple Flutters</string>
</resources>

20
dev/benchmarks/multiple_flutters/android/app/src/main/res/values/themes.xml Normal file
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@@ -0,0 +1,20 @@
<!-- 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. -->
<resources xmlns:tools="http://schemas.android.com/tools">
<!-- Base application theme. -->
<style name="Theme.MultipleFlutters" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
<!-- Primary brand color. -->
<item name="colorPrimary">@color/purple_500</item>
<item name="colorPrimaryVariant">@color/purple_700</item>
<item name="colorOnPrimary">@color/white</item>
<!-- Secondary brand color. -->
<item name="colorSecondary">@color/teal_200</item>
<item name="colorSecondaryVariant">@color/teal_700</item>
<item name="colorOnSecondary">@color/black</item>
<!-- Status bar color. -->
<item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
<!-- Customize your theme here. -->
</style>
</resources>

30
dev/benchmarks/multiple_flutters/android/build.gradle Normal file
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@@ -0,0 +1,30 @@
// 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.
// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
ext.kotlin_version = "1.3.72"
repositories {
google()
jcenter()
}
dependencies {
classpath "com.android.tools.build:gradle:4.1.2"
classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
}
}
allprojects {
repositories {
google()
jcenter()
}
}
task clean(type: Delete) {
delete rootProject.buildDir
}

21
dev/benchmarks/multiple_flutters/android/gradle.properties Normal file
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@@ -0,0 +1,21 @@
# Project-wide Gradle settings.
# IDE (e.g. Android Studio) users:
# Gradle settings configured through the IDE *will override*
# any settings specified in this file.
# For more details on how to configure your build environment visit
# http://www.gradle.org/docs/current/userguide/build_environment.html
# Specifies the JVM arguments used for the daemon process.
# The setting is particularly useful for tweaking memory settings.
org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
# When configured, Gradle will run in incubating parallel mode.
# This option should only be used with decoupled projects. More details, visit
# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
# org.gradle.parallel=true
# AndroidX package structure to make it clearer which packages are bundled with the
# Android operating system, and which are packaged with your app"s APK
# https://developer.android.com/topic/libraries/support-library/androidx-rn
android.useAndroidX=true
# Automatically convert third-party libraries to use AndroidX
android.enableJetifier=true
# Kotlin code style for this project: "official" or "obsolete":
kotlin.code.style=official

6
dev/benchmarks/multiple_flutters/android/gradle/wrapper/gradle-wrapper.properties vendored Normal file
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@@ -0,0 +1,6 @@
#Wed Jan 27 11:54:04 PST 2021
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-all.zip

11
dev/benchmarks/multiple_flutters/android/settings.gradle Normal file
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@@ -0,0 +1,11 @@
// 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.
include ':app'
rootProject.name = "Multiple Flutters"
setBinding(new Binding([gradle: this])) // new
evaluate(new File( // new
settingsDir.parentFile, // new
'./module/.android/include_flutter.groovy' // new
))

48
dev/benchmarks/multiple_flutters/module/.gitignore vendored Normal file
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@@ -0,0 +1,48 @@
.DS_Store
.dart_tool/
.packages
.pub/
.idea/
.vagrant/
.sconsign.dblite
.svn/
*.swp
profile
DerivedData/
.generated/
*.pbxuser
*.mode1v3
*.mode2v3
*.perspectivev3
!default.pbxuser
!default.mode1v3
!default.mode2v3
!default.perspectivev3
xcuserdata
*.moved-aside
*.pyc
*sync/
Icon?
.tags*
build/
.android/
.ios/
.flutter-plugins
.flutter-plugins-dependencies
# Symbolication related
app.*.symbols
# Obfuscation related
app.*.map.json

10
dev/benchmarks/multiple_flutters/module/.metadata Normal file
View File

@@ -0,0 +1,10 @@
# This file tracks properties of this Flutter project.
# Used by Flutter tool to assess capabilities and perform upgrades etc.
#
# This file should be version controlled and should not be manually edited.
version:
revision: 1d3f6971600f6e3fb144a30fab2b889e34af0c22
channel: master
project_type: module

71
dev/benchmarks/multiple_flutters/module/lib/main.dart Normal file
View File

@@ -0,0 +1,71 @@
// 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/material.dart';
void main() => runApp(const MyApp(Colors.blue));
@pragma('vm:entry-point')
void topMain() => runApp(const MyApp(Colors.green));
@pragma('vm:entry-point')
void bottomMain() => runApp(const MyApp(Colors.purple));
class MyApp extends StatelessWidget {
const MyApp(this.color);
final Color color;
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: color as MaterialColor,
),
home: const MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomePage extends StatefulWidget {
const MyHomePage({Key key, this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
const Text(
'You have pushed the button this many times:',
),
Text(
'0',
style: Theme.of(context).textTheme.headline4,
),
TextButton(
onPressed: () {},
child: const Text('Add'),
),
TextButton(
onPressed: () {},
child: const Text('Next'),
),
],
),
),
);
}
}

29
dev/benchmarks/multiple_flutters/module/pubspec.yaml Normal file
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name: multiple_flutters_module
description: A module that is embedded in the multiple_flutters benchmark test.
version: 1.0.0+1
environment:
sdk: '>=2.8.1 <3.0.0'
dependencies:
flutter:
sdk: flutter
cupertino_icons: 1.0.2
characters: 1.1.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
collection: 1.15.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
meta: 1.3.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
typed_data: 1.3.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
vector_math: 2.1.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
flutter:
uses-material-design: true
module:
androidX: true
androidPackage: com.example.multiple_flutters_module
iosBundleIdentifier: com.example.multipleFluttersModule
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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.
import 'dart:io';
import 'package:flutter_devicelab/framework/adb.dart';
import 'package:flutter_devicelab/framework/framework.dart';
import 'package:flutter_devicelab/framework/task_result.dart';
import 'package:flutter_devicelab/framework/utils.dart' as utils;
import 'package:flutter_devicelab/tasks/perf_tests.dart' show ListStatistics;
import 'package:path/path.dart' as path;
const String _bundleName = 'dev.flutter.multipleflutters';
const String _activityName = 'MainActivity';
const int _numberOfIterations = 10;
Future<void> _withApkInstall(
String apkPath, String bundleName, Function(AndroidDevice) body) async {
final DeviceDiscovery devices = DeviceDiscovery();
final AndroidDevice device = await devices.workingDevice as AndroidDevice;
await device.unlock();
await device.adb(<String>['install', '-r', apkPath]);
try {
await body(device);
} finally {
await device.adb(<String>['uninstall', bundleName]);
}
}
Future<TaskResult> _doTest() async {
try {
final String flutterDirectory = utils.flutterDirectory.path;
final String multipleFluttersPath =
path.join(flutterDirectory, 'dev', 'benchmarks', 'multiple_flutters');
final String modulePath = path.join(multipleFluttersPath, 'module');
final String androidPath = path.join(multipleFluttersPath, 'android');
final String gradlew = Platform.isWindows ? 'gradlew.bat' : 'gradlew';
final String gradlewExecutable =
Platform.isWindows ? '.\\$gradlew' : './$gradlew';
final String flutterPath = path.join(flutterDirectory, 'bin', 'flutter');
await utils.eval(flutterPath, <String>['pub', 'get'],
workingDirectory: modulePath);
await utils.eval(gradlewExecutable, <String>['assembleRelease'],
workingDirectory: androidPath);
final String apkPath = path.join(multipleFluttersPath, 'android', 'app',
'build', 'outputs', 'apk', 'release', 'app-release.apk');
TaskResult result;
await _withApkInstall(apkPath, _bundleName, (AndroidDevice device) async {
final List<int> totalMemorySamples = <int>[];
for (int i = 0; i < _numberOfIterations; ++i) {
await device.adb(<String>[
'shell',
'am',
'start',
'-n',
'$_bundleName/$_bundleName.$_activityName'
]);
await Future<void>.delayed(const Duration(seconds: 10));
final Map<String, dynamic> memoryStats =
await device.getMemoryStats(_bundleName);
final int totalMemory = memoryStats['total_kb'] as int;
totalMemorySamples.add(totalMemory);
await device.stop(_bundleName);
}
final ListStatistics totalMemoryStatistics =
ListStatistics(totalMemorySamples);
final Map<String, dynamic> results = <String, dynamic>{
...totalMemoryStatistics.asMap('totalMemory')
};
result = TaskResult.success(results,
benchmarkScoreKeys: results.keys.toList());
});
return result ?? TaskResult.failure('no results found');
} catch (ex) {
return TaskResult.failure(ex.toString());
}
}
Future<void> main() async {
task(_doTest);
}