Switch from Roborazzi to Paparazzi for snapshot testing (#767)

Replace Roborazzi plugin with Paparazzi for snapshot generation.

This PR also updates to Gradle 9.1 because paparazzi requires it.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

---------

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: runningcode

.github/workflows/android_emerge_snapshots.yml

@@ -8,31 +8,7 @@ on:
     paths: [android/**]
 
 jobs:
-  emerge:
-    runs-on: ubuntu-latest
-
-    defaults:
-      run:
-        working-directory: ./android
-
-    steps:
-      - uses: actions/checkout@v6
-        with:
-          ref: ${{ github.event.pull_request.head.sha }}
-      - name: Set up JDK 21
-        uses: actions/setup-java@v5
-        with:
-          java-version: "21"
-          distribution: "temurin"
-      - name: Setup Gradle build action
-        uses: gradle/actions/setup-gradle@v6
-      - name: Emerge snapshots
-        run: ./gradlew :app:bundleDebug :app:emergeUploadSnapshotBundleDebug
-        env:
-          EMERGE_API_TOKEN: ${{ secrets.EMERGE_API_KEY }}
-          SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_SENTRY_AUTH_TOKEN }}
-
-  roborazzi:
+  paparazzi:
     runs-on: ubuntu-latest
 
     defaults:
@@ -62,8 +38,8 @@ jobs:
       - name: Setup gems
         run: gem install emerge
 
-      - name: Generate Roborazzi snapshots
-        run: ./gradlew :app:recordRoborazziDebug :app:sentryUploadSnapshotsRelease
+      - name: Generate Paparazzi snapshots
+        run: ./gradlew :app:recordPaparazziDebug :app:sentryUploadSnapshotsDebug
         env:
           SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_SENTRY_AUTH_TOKEN }}
 
@@ -72,9 +48,10 @@ jobs:
           EMERGE_API_TOKEN: ${{ secrets.EMERGE_API_KEY }}
         run: |
           emerge upload snapshots \
-            --name "HackerNews Roborazzi" \
-            --id "com.emerge.hackernews.roborazzi" \
+            --name "Hacker News" \
+            --id "com.emergetools.hackernews.debug" \
             --repo-name "EmergeTools/hackernews" \
+            --tag "snapshot" \
             --debug \
-            --client-library roborazzi \
+            --client-library paparazzi \
             --project-root .

android/app/build.gradle.kts

@@ -1,5 +1,5 @@
-import io.github.takahirom.roborazzi.RoborazziExtension
 import io.sentry.android.gradle.tasks.SentryUploadSnapshotsTask
+import org.gradle.api.tasks.testing.Test
 import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 
 plugins {
@@ -10,7 +10,7 @@ plugins {
   alias(libs.plugins.kotlin.ksp)
   alias(libs.plugins.emerge)
   alias(libs.plugins.sentry)
-  alias(libs.plugins.roborazzi)
+  alias(libs.plugins.paparazzi)
   alias(libs.plugins.androidx.room)
 }
 
@@ -56,6 +56,7 @@ android {
         getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro"
       )
       signingConfig = signingConfigs.getByName("debug")
+      enableUnitTestCoverage = false
     }
     create("playStoreRelease") {
       initWith(getByName("release"))
@@ -99,10 +100,6 @@ ksp {
 }
 
 emerge {
-  snapshots {
-    tag.set("snapshot")
-  }
-
   vcs {
     gitHub {
       // System.getenv override is for integration tests from the emerge-android repository
@@ -127,16 +124,13 @@ sentry {
     updateSdkVariants.add("beta")
   }
 
-  debug = true
-}
-
-afterEvaluate {
-  tasks.named<SentryUploadSnapshotsTask>("sentryUploadSnapshotsRelease") {
-    dependsOn(tasks.named("recordRoborazziDebug"))
-    snapshotsPath.set(
-      project.extensions.getByType<RoborazziExtension>().outputDir
-    )
+  snapshots {
+    enabled = true
+    includePrivatePreviews = true
+    theme = "android:Theme.Transluscent.NoTitleBar"
   }
+
+  debug = true
 }
 
 dependencies {
@@ -171,18 +165,12 @@ dependencies {
   ksp(libs.androidx.room.compiler)
 
   testImplementation(libs.junit)
-  testImplementation(libs.robolectric)
-  testImplementation(libs.roborazzi)
-  testImplementation(libs.roborazzi.compose)
-  testImplementation(libs.roborazzi.rule)
 
   androidTestImplementation(libs.androidx.junit)
   androidTestImplementation(libs.androidx.espresso.core)
   androidTestImplementation(platform(libs.androidx.compose.bom))
   androidTestImplementation(libs.androidx.ui.test.junit4)
-  androidTestImplementation(libs.emerge.snapshots)
 
   debugImplementation(libs.androidx.ui.tooling)
   debugImplementation(libs.androidx.ui.test.manifest)
-
 }

android/app/src/test/kotlin/BookmarksScreenComposeTest.kt

@@ -5,7 +5,7 @@ plugins {
   alias(libs.plugins.compose.compiler) apply false
   alias(libs.plugins.kotlin.serialization) apply false
   alias(libs.plugins.kotlin.ksp) apply false
-  alias(libs.plugins.roborazzi) apply false
+  alias(libs.plugins.paparazzi) apply false
   alias(libs.plugins.androidx.room) apply false
   alias(libs.plugins.sentry) apply false
   alias(libs.plugins.android.test) apply false

android/app/src/test/kotlin/StoryRowComposeTest.kt

@@ -5,8 +5,6 @@ ksp = "2.3.6"
 coreKtx = "1.18.0"
 junit = "4.13.2"
 junitVersion = "1.1.5" # This is to match Compose's version
-robolectric = "4.16.1"
-roborazzi = "1.59.0"
 espressoCore = "3.5.0" # This is to match Compose's version
 lifecycleRuntimeKtx = "2.10.0"
 activityCompose = "1.13.0"
@@ -17,8 +15,7 @@ viewmodel = "2.10.0"
 navigation = "2.9.7"
 browser = "1.10.0"
 emergePlugin = "4.4.0"
-emergeSnapshots = "1.5.1"
-sentry = "6.3.0"
+sentry = "6.4.0"
 shapes = "1.1.0"
 datastore = "1.2.1"
 room = "2.8.4"
@@ -61,14 +58,9 @@ retrofit-kotlinx-serialization = { group = "com.squareup.retrofit2", name = "con
 kotlinx-serialization-json = { group = "org.jetbrains.kotlinx", name = "kotlinx-serialization-json", version.ref = "kotlinx-serialization-json" }
 jsoup = { group = "org.jsoup", name = "jsoup", version.ref = "jsoup" }
 
-emerge-snapshots = { group = "com.emergetools.snapshots", name = "snapshots", version.ref = "emergeSnapshots" }
-emerge-snapshots-runtime = { group = "com.emergetools.snapshots", name = "snapshots-runtime", version.ref = "emergeSnapshots" }
+emerge-snapshots-runtime = { group = "com.emergetools.snapshots", name = "snapshots-runtime", version = "1.5.1" }
 
 junit = { group = "junit", name = "junit", version.ref = "junit" }
-robolectric = { group = "org.robolectric", name = "robolectric", version.ref = "robolectric" }
-roborazzi = { group = "io.github.takahirom.roborazzi", name = "roborazzi", version.ref = "roborazzi" }
-roborazzi-compose = { group = "io.github.takahirom.roborazzi", name = "roborazzi-compose", version.ref = "roborazzi" }
-roborazzi-rule = { group = "io.github.takahirom.roborazzi", name = "roborazzi-junit-rule", version.ref = "roborazzi" }
 androidx-junit = { group = "androidx.test.ext", name = "junit", version.ref = "junitVersion" }
 androidx-espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "espressoCore" }
 androidx-ui-test-junit4-android = { group = "androidx.compose.ui", name = "ui-test-junit4-android", version.ref = "uiTestJunit4Android" }
@@ -82,8 +74,8 @@ compose-compiler = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "
 kotlin-serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }
 kotlin-ksp = { id = "com.google.devtools.ksp", version.ref = "ksp" }
 emerge = { id = "com.emergetools.android", version.ref = "emergePlugin" }
+paparazzi = { id = "app.cash.paparazzi", version = "2.0.0-alpha04" }
 sentry = { id = "io.sentry.android.gradle", version.ref = "sentry" }
-roborazzi = { id = "io.github.takahirom.roborazzi", version.ref = "roborazzi" }
 androidx-room = { id = "androidx.room", version.ref = "room" }
 android-test = { id = "com.android.test", version.ref = "agp" }
 

android/build.gradle.kts

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.1.0-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME