What's new in Android Develop

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HyeonSeok Noh @pluulove What's new in Android Develop Sessions 1

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Reference 2 What’s new in Android development tools What's new in Android testing tools New in design tools

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4.2 Project upgrade assistant Safe Args support Apply changes update Gradle compatibility and configuration changes Quality Bumblebee Android Testing android studio 3 Arctic Fox New in app inspection JDK 11 required to run AGP 7.0 Compose support in the Layout Inspector StateFlow support in data binding Gradle test runner Support for Jetpack Compose New test matrix for multi-device testing

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4 02 Android Studio Arctic Fox 01 Android Studio 4.2 03 Android Studio Bumblebee 04 Design Tools 05 Summary

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Android Studio 4.2ࠗఠ JDK 11੉ Studio৬ ೣԋ ߣٜ۽ ઁҕ Gradle ഐജࢿ ߂ ജ҃ ߸҃ Configuration 5

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6 4.1.3 OpenJDK 1.8.0 4.2.1 OpenJDK 11.0.8 Arctic Fox Beta 5 OpenJDK 11.0.10 Bumblebee Canary 2 OpenJDK 11.0.10

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- Java SE ೒ۖಬ੄ ݽٕച بੑ - ౵ੌ दझమਸ ࢓ಝࠁݶ ಫ؊ ҳઑо ੉੹ ߡ੹җ ࢚੉ೣ - ੉੹ ߡ੹ীࢲח Java SE੄ JRE + ѐߊ بҳ ߂ ۄ੉࠳۞ܻܳ ನೣೠ JDKо ನೣ JDK 9+ Migration 7 Java Platform, Standard Edition Oracle JDK 9 Migration Guide https://docs.oracle.com/javase/9/migrate/toc.htm#JSMIG-GUID-7744EF96-5899-4FB2- B34E-86D49B2E89B6

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8 Android Studio Bundle in Open JDK Run Android Studio Run Gradle Task Installed Android Studio

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Installed Android Studio 9 Android Studio Bundle in Open JDK Run Android Studio Run Gradle Task Project Structure

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10 02 Android Studio Arctic Fox 01 Android Studio 4.2 03 Android Studio Bumblebee 04 Design Tools 05 Summary

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11 2020.3.1 Arctic Fox Year of Intellij Version Intellij Major version Studio Major version IntelliJ Platform version

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Gradle ഐജࢿ ߂ ജ҃ ߸҃ Configuration 12

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App Project Android Gradle plugin 13

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14 Updated Android Studio Gradle Plugin Gradle 7.x ߡ੹җ੄ ഐജࢿ

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JDK 11 required to run AGP 7.0 15 Configuration

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16 JDK 11 required to run AGP 7.0 - AGP 7.0ਸ ࢎਊೞৈ ࠽٘ ೡ ٸ Gradleਸ प೯ ೞ۰ݶ JDK 11੉ ೙ࣻ - Android Studio Arctic Foxী JDK 11੉ ߣٜ۽ ઁҕ JDK 11 required to run AGP 7.0 https://developer.android.com/studio/preview/features#agp-7-0-jdk-11 Gradle JDK ࢸ੿ - Preferences > Build, Execution, Deployment > Build Tools > Gradle

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17 Android Gradle plugin 7.0 ೐۽ં౟ীࢲ Java 11 ࣗझ ௏٘ ஹ౵ੌ оמ // build.gradle.kts android { compileSdkVersion(30) compileOptions { sourceCompatibility(JavaVersion.VERSION_11) targetCompatibility(JavaVersion.VERSION_11) } kotlinOptions { jvmTarget = "11" } } Android Gradle plugin 7.0 https://developer.android.com/studio/preview/features#android_gradle_plugin_70

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Android Studio now uses Gradle test runner 18 Test Android Studio now uses Gradle test runner https://developer.android.com/studio/preview/features#test-configurations Android Studioীࢲ Gradleਸ ࢎਊೞৈ ױਤ పझ౟ܳ प೯

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New test matrix for multi-device testing 22 Test Instrumented testܳ ৈ۞ ӝӝীࢲ ߽۳۽ प೯ పझ౟ Ѿҗ ಁօਸ ࢎਊೞৈ API ࣻળ ژח ೞ٘ਝয ࣘࢿਵ۽ ੋ೧ పझ౟о पಁೞח૑ ഛੋ

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24 Parallel device testing with Test Matrix https://android-developers.googleblog.com/2021/05/android-studio-arctic-fox-beta.html

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25 Parallel device testing with Test Matrix https://android-developers.googleblog.com/2021/05/android-studio-arctic-fox-beta.html

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26 Parallel device testing with Test Matrix https://android-developers.googleblog.com/2021/05/android-studio-arctic-fox-beta.html

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27 02 Android Studio Arctic Fox 01 Android Studio 4.2 03 Android Studio Bumblebee 04 Design Tools 05 Summary

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28 2021.1.1 Bumblebee Year of Intellij Version Intellij Major version Studio Major version

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Unified Gradle test runner 29 Test Instrumented testܳ प೯ೡ ٸ Gradle੄ Android Instrumented test runnerܳ ా೧ࢲ प೯

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30 Unified Gradle test runner https://developer.android.com/studio/preview/features#bumblebee-unified-test-runner

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31 Unified Gradle test runner https://developer.android.com/studio/preview/features#bumblebee-unified-test-runner

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32 Unified Gradle test runner https://developer.android.com/studio/preview/features#bumblebee-unified-test-runner Run Android instrumented tests using Gradle Android Studio৬ Android Gradle Pluginীࢲ زੌೠ Android instrumented test runnerܳ ࢎਊ

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Unified Gradle test runner https://developer.android.com/studio/preview/features#bumblebee-unified-test-runner Android Studio now uses Gradle test runner https://developer.android.com/studio/preview/features#test-configurations 33 Unit Test Instrument Test Instrument Test using Gradle 4.2.1 Arctic Fox Bumblebee Android JUnit - IntelliJ Android instrumented test runner - Gradle test runner Gradle test runner Android instrumented   test runner on Gradle

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Emulator Snapshots for test failures 34 Test Emulator Snapshots for test failures https://developer.android.com/studio/preview/features#emulator-snapshots-for-test-failures Instrumented test పझ౟ पಁܳ ؊ ࡅܰѱ ੤അ

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35 Emulator Snapshots for test failures on Android Studio োѾػ ীޯۨ੉ఠীࢲ प೯઺ੋ instrumented testо पಁೠ ா੉झܳ ߊѼೞݶ ӝӝ੄ पಁद ࢚ కܳ झշ ࢫਵ۽ ࢤࢿ - Android Studio Bumblebeeীࢲ   Android Gradle Plugin 7.0-alpha13 ੉࢚

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38 Enable snapshots for command-line tests

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39 Linux or Mac : ./gradlew connectedCheck Windows : gradlew connectedCheck

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40 Linux or Mac : ./gradlew connectedCheck Windows : gradlew connectedCheck

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41 Run > Import Tests from File

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What is UTP? ా೤ పझ౟ ೒ۖಬ   (Unified Test Platform) ೒۞Ӓੋਸ ాೠ ݽٕध 42 ӝמ ѐߊীࢲ పझ౟ ജ҃ਸ ୶࢚ ചೞח ഛ੢ оמೠ ೒ۖಬ ݽٕഋ ೒۞Ӓੋਸ ా೧ పझ౟ प ೯ী ӝמ੉ ୶оغয ӝמਸ ة݀ ੸ਵ۽ ѐߊೞҊ সؘ੉౟ ೡ ࣻ ੓׮ ݽٚ పझ౟ ജ҃ী ؀೧ ೠ о૑ ߑधਵ۽݅ ҳഅೞݶ غח ݽٕध ѐߊ۽ ؊ ݆਷ ӝמਸ ؊ ࡈܻ ߓ ನೡ ࣻ ੓׮ ؊ ૣ਷ ܾܻૉ ઱ӝ

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43 43

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44 Gradle DSLਸ ࢎਊ೧ࢲ о࢚ ੢஖ ߂ ੢஖   Ӓܛਸ ࢶ঱ оמ Android Gradle plugin(AGP)ਸ ా೧ ੢஖ܳ ੹੸ਵ۽(ࢤࢿ, ߓನ, ೧୓) ҙܻ ೙ਃೠ о࢚ ੢஖ ੉޷૑ ߂ SDKܳ ׮਍۽٘ పझ౟ Ѿҗܳ நयೞҊ Emulator snapshotਸ ࢎਊ೧ ࡅܰѱ పझ౟ оמ Gradle Managed Devices

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45 android { testOptions { devices { pixel2api29(com.android.build.api.dsl.ManagedVi rt ualDevice) { // Android Studioীࢲ ࠅ ࣻ ੓ח ӝӝ ೐۽೙ ࢎਊ device = "Pixel 2" apiLevel = 29 // Google Play Servicesо ࠛ೙ਃೠ ҃਋ "aosp"۽ ૑੿ оמ systemImageSource = "google" abi = "x86" } } } } Gradle Managed Virtual Devices

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46 android { testOptions { devices { pixel2api29(com.android.build.api.dsl.ManagedVi rt ualDevice) { // Android Studioীࢲ ࠅ ࣻ ੓ח ӝӝ ೐۽೙ ࢎਊ device = "Pixel 2" apiLevel = 29 // Google Play Servicesо ࠛ೙ਃೠ ҃਋ "aosp"۽ ૑੿ оמ systemImageSource = "google" abi = "x86" } } } } Gradle Managed Virtual Devices

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47 android { testOptions { devices { pixel2api29(com.android.build.api.dsl.ManagedVi rt ualDevice) { // Android Studioীࢲ ࠅ ࣻ ੓ח ӝӝ ೐۽೙ ࢎਊ device = "Pixel 2" apiLevel = 29 // Google Play Servicesо ࠛ೙ਃೠ ҃਋ "aosp"۽ ૑੿ оמ systemImageSource = "google" abi = "x86" } } } } Gradle Managed Virtual Devices

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48 $ gradlew -Pandroid.experimental.androidTest.useUni fi edTestPla tf orm=true [device-name][BuildVariant]AndroidTest పझ౟ प೯ Gradle Managed Virtual Devices https://developer.android.com/studio/preview/features#get_started Example (MAC) $ ./gradlew -Pandroid.experimental.androidTest.useUni t f

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49 android { testOptions { devices { pixel2api29(com.android.build.api.dsl.ManagedVi rt ualDevice) { … } pixel3api29(com.android.build.api.dsl.ManagedVi rt ualDevice) { … } } deviceGroups { phoneAndTablet { targetDevices.addAll(devices.pixel2api29, devices.pixel3api30) } } } } Gradle Managed Virtual Devices (Group)

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50 $ gradlew -Pandroid.experimental.androidTest.useUni fi edTestPla tf orm=true [group-name]Group[BuildVariant]AndroidTest పझ౟ प೯ Gradle Managed Virtual Devices https://developer.android.com/studio/preview/features#get_started Example (MAC) $ ./gradlew -Pandroid.experimental.androidTest.useUni t f

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53 02 Android Studio Arctic Fox 01 Android Studio 4.2 03 Android Studio Bumblebee 04 Design Tools 05 Summary

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56 Animated Vector Drawable - Preview Animated Vector Drawable - Android Studio Bemblebee or Higher What’s new

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VirtualLayout : Flow Performance improvements MotionLayout 2.0 2.1 Constraints Flow improvements Carousel helper Rotation support / Gestures ViewTransitions Foldable 57 ConstraintLayout

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58 Carousel

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Rotation Support

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60 Motion Effect - ੉ز ߑೱী ٮۄ ଵઑೞח ࠭ী ః ೐ۨ੐ਸ ੗زਵ۽ ୶о Motion helper ConstraintLayout - MotionEffect https://github.com/androidx/constraintlayout/wiki/MotionEffect

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61 View Transitions - MotionLayout ղীࢲ ױੌ গפݫ੉࣌ਸ ഝࢿചೞח ࢜۽਍ కӒ ੤ࢎਊ оמೠ ױੌ View Transitions ConstraintLayout 2.1 - ViewTransition https://github.com/androidx/constraintlayout/wiki/ViewTransition

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ViewTransition

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63 02 Android Studio Arctic Fox 01 Android Studio 4.2 03 Android Studio Bumblebee 04 Design Tools 05 Summary

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64 Compose preview Live literals Compose animation preview Layout validation Layout inspector Accessibility test framework scanner Animated vector drawable preview Design Devices Productivity Android 12 emulator system WearOS paring Heart rate sensor Rollable & foldable emulator Google TV System images Emulator USB passthrough Rotary Controls Wireless ADB Android 12 lint checks Kotlin Coroutines debugger Snapshots for test failures Work manager inspector Test matrix Kotlin symbol processing Incremental gradle support for Kotlin Intellij 2020.3.1 android studio

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Thank you! developer.android.com/studio/ preview/features#2021.1.1 developer.android.com/studio/ preview/features#2020.3.1 developer.android.com/studio/ releases#4-2-0 Resources HyeonSeok Noh @pluulove