Roborazzi

.github/workflows/pullrequest.yml

@@ -114,7 +114,16 @@ jobs:
       - name: Install Android SDK
         uses: hannesa2/action-android/install-sdk@0.17.0
       - name: Run tests
-        run: ./gradlew test
+        run: ./gradlew :chartLib:test
+      - name: Verify Roborazzi screenshots
+        run: ./gradlew :app:verifyRoborazziDebug
+      - name: Archive Roborazzi results
+        uses: actions/upload-artifact@v7
+        if: ${{ always() }}
+        with:
+          name: Chart-Roborazzi-report
+          path: app/build/reports/roborazzi
+          if-no-files-found: ignore
       - name: Test jitpack publish command
         run: ./gradlew :chartLib:publishToMavenLocal :chartLibCompose:publishToMavenLocal -PRELEASE_SIGNING_ENABLED=false
       - name: Code checks

app/build.gradle.kts

@@ -5,6 +5,7 @@ import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 plugins {
     id("com.android.application")
     id("org.jetbrains.kotlin.plugin.compose") version "2.4.10"
+    id("io.github.takahirom.roborazzi") version "1.70.0"
 }
 
 android {
@@ -45,6 +46,9 @@ android {
     // https://stackoverflow.com/a/67635863/1079990
     testOptions {
         animationsDisabled = true
+        unitTests {
+            isIncludeAndroidResources = true
+        }
     }
     lint {
         lintConfig = file("lint.xml")
@@ -58,6 +62,10 @@ android {
     }
 }
 
+roborazzi {
+    outputDir.set(project.file("src/test/snapshots"))
+}
+
 dependencies {
     lintChecks(project(":lint"))
 
@@ -91,4 +99,12 @@ dependencies {
     androidTestUtil("androidx.test.services:test-services:1.6.0")
     androidTestImplementation("androidx.test.espresso:espresso-core:3.7.0")
     androidTestImplementation("androidx.test.espresso:espresso-intents:3.7.0")
+
+    val roborazziVersion = "1.70.0"
+    testImplementation("io.github.takahirom.roborazzi:roborazzi:$roborazziVersion")
+    testImplementation("io.github.takahirom.roborazzi:roborazzi-compose:$roborazziVersion")
+    testImplementation("org.robolectric:robolectric:4.16.1")
+    testImplementation("androidx.test.ext:junit:1.3.0")
+    testImplementation("androidx.test.espresso:espresso-core:3.7.0")
+    testImplementation("androidx.compose.ui:ui-test-junit4")
 }

app/src/test/kotlin/info/appdev/chartexample/RoborazziTest.kt

@@ -0,0 +1,87 @@
+package info.appdev.chartexample
+
+import androidx.test.core.app.ActivityScenario
+import androidx.test.espresso.Espresso.onView
+import androidx.test.espresso.matcher.ViewMatchers.isRoot
+import com.github.takahirom.roborazzi.RoborazziOptions
+import com.github.takahirom.roborazzi.captureRoboImage
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.robolectric.RobolectricTestRunner
+import org.robolectric.annotation.Config
+import org.robolectric.annotation.GraphicsMode
+
+@RunWith(RobolectricTestRunner::class)
+@GraphicsMode(GraphicsMode.Mode.NATIVE)
+@Config(sdk = [28], qualifiers = "w411dp-h891dp-420dpi")
+class RoborazziTest {
+
+    // Cubic bezier path rendering produces minor sub-pixel differences between
+    // macOS and Linux JVMs, so allow a small tolerance for all comparisons.
+    private val options = RoborazziOptions(
+        compareOptions = RoborazziOptions.CompareOptions(changeThreshold = 0.01f)
+    )
+
+    @Test
+    fun barChart() {
+        ActivityScenario.launch(BarChartActivity::class.java).use {
+            onView(isRoot()).captureRoboImage(roborazziOptions = options)
+        }
+    }
+
+    @Test
+    fun lineChart() {
+        ActivityScenario.launch(LineChartActivity::class.java).use {
+            onView(isRoot()).captureRoboImage(roborazziOptions = options)
+        }
+    }
+
+    @Test
+    fun pieChart() {
+        ActivityScenario.launch(PieChartActivity::class.java).use {
+            onView(isRoot()).captureRoboImage(roborazziOptions = options)
+        }
+    }
+
+    @Test
+    fun horizontalBarChart() {
+        ActivityScenario.launch(HorizontalBarChartActivity::class.java).use {
+            onView(isRoot()).captureRoboImage(roborazziOptions = options)
+        }
+    }
+
+    @Test
+    fun bubbleChart() {
+        ActivityScenario.launch(BubbleChartActivity::class.java).use {
+            onView(isRoot()).captureRoboImage(roborazziOptions = options)
+        }
+    }
+
+    @Test
+    fun scatterChart() {
+        ActivityScenario.launch(ScatterChartActivity::class.java).use {
+            onView(isRoot()).captureRoboImage(roborazziOptions = options)
+        }
+    }
+
+    @Test
+    fun candleStickChart() {
+        ActivityScenario.launch(CandleStickChartActivity::class.java).use {
+            onView(isRoot()).captureRoboImage(roborazziOptions = options)
+        }
+    }
+
+    @Test
+    fun combinedChart() {
+        ActivityScenario.launch(CombinedChartActivity::class.java).use {
+            onView(isRoot()).captureRoboImage(roborazziOptions = options)
+        }
+    }
+
+    @Test
+    fun radarChart() {
+        ActivityScenario.launch(RadarChartActivity::class.java).use {
+            onView(isRoot()).captureRoboImage(roborazziOptions = options)
+        }
+    }
+}