Merge pull request #835 from DroidKaigi/baseline

Baseline profile

.gitignore

@@ -64,3 +64,5 @@ app-android/src/prod/google-services.json
 keystore.properties
 prod.keystore
 
+# Baseline profile
+app-android/src/main/baseline-prof.txt

app-android/release.sh

@@ -6,5 +6,8 @@ mkdir src/prod/
 cp $1/google-services.json src/prod/google-services.json
 
 cd ..
+./gradlew :benchmark:pixel2Api31BenchmarkAndroidTest
+cp benchmark/build/outputs/managed_device_android_test_additional_output/pixel2Api31/BaselineProfileGenerator_startup-baseline-prof.txt app-android/src/main/baseline-prof.txt
+
 ./gradlew app-android:assembleProdRelease -Pbuildkonfig.flavor=prod
 ./gradlew app-android:bundleProdRelease -Pbuildkonfig.flavor=prod

benchmark/build.gradle.kts

@@ -1,3 +1,5 @@
+import com.android.build.api.dsl.ManagedVirtualDevice
+
 plugins {
     id("com.android.test")
     id("org.jetbrains.kotlin.android")
@@ -23,6 +25,7 @@ android {
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         missingDimensionStrategy("network", "dev")
+        testInstrumentationRunnerArguments["androidx.benchmark.suppressErrors"] = "EMULATOR"
     }
 
     buildTypes {
@@ -32,7 +35,17 @@ android {
             matchingFallbacks += listOf("release")
         }
     }
-
+    testOptions {
+        managedDevices {
+            devices {
+                create ("pixel2Api31", ManagedVirtualDevice::class) {
+                    device = "Pixel 2"
+                    apiLevel = 31
+                    systemImageSource = "aosp"
+                }
+            }
+        }
+    }
     targetProjectPath = ":app-android"
     experimentalProperties["android.experimental.self-instrumenting"] = true
 }
@@ -42,6 +55,7 @@ dependencies {
     implementation(libs.androidxTestEspressoEspressoCore)
     implementation(libs.androidxTestUiAutomator)
     implementation(libs.androidxMacroBenchmark)
+    implementation(libs.androidxProfileinstaller)
 }
 
 androidComponents {

benchmark/src/main/java/io/github/droidkaigi/confsched2022/baselineprofile/BaselineProfileGenerator.kt

@@ -0,0 +1,25 @@
+package io.github.droidkaigi.confsched2022.baselineprofile
+
+import androidx.benchmark.macro.ExperimentalBaselineProfilesApi
+import androidx.benchmark.macro.junit4.BaselineProfileRule
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.uiautomator.By
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@ExperimentalBaselineProfilesApi
+@RunWith(AndroidJUnit4::class)
+class BaselineProfileGenerator {
+
+    @get:Rule val baselineProfileRule = BaselineProfileRule()
+
+    @Test
+    fun startup() =
+        baselineProfileRule.collectBaselineProfile(
+            packageName = "io.github.droidkaigi.confsched2022.dev",
+            profileBlock = {
+                startActivityAndWait()
+            }
+        )
+}

gradle/libs.versions.toml

@@ -22,6 +22,7 @@ androidxTestExt = "1.1.3"
 androidxTestEspresso = "3.4.0"
 androidxTestUiAutomator = "2.2.0"
 androidxMacroBenchmark = "1.2.0-alpha04"
+androidxProfileinstaller = "1.2.0-beta01"
 dagger = "2.44"
 spotless = "6.11.0"
 ktlint = "0.45.2"
@@ -155,6 +156,7 @@ androidxTestExtJunit = { module = "androidx.test.ext:junit", version.ref = "andr
 androidxTestEspressoEspressoCore = { module = "androidx.test.espresso:espresso-core", version.ref = "androidxTestEspresso" }
 androidxTestUiAutomator = {module = "androidx.test.uiautomator:uiautomator", version.ref = "androidxTestUiAutomator"}
 androidxMacroBenchmark = { module = "androidx.benchmark:benchmark-macro-junit4", version.ref = "androidxMacroBenchmark" }
+androidxProfileinstaller = { group = "androidx.profileinstaller", name = "profileinstaller", version.ref = "androidxProfileinstaller" }
 hiltAndroidTesting = { group = "com.google.dagger", name = "hilt-android-testing", version.ref = "dagger" }
 robolectric = { module = "org.robolectric:robolectric", version.ref = "robolectric" }
 kluentAndroid = { module = "org.amshove.kluent:kluent-android", version.ref = "kluent" }