Create a custom Gradle plugin to configure testing

build.gradle.kts

@@ -12,7 +12,6 @@ plugins {
     alias(libs.plugins.kotlin.android) apply false
     alias(libs.plugins.detekt)
     alias(libs.plugins.dependency.analysis.gradle.plugin)
-    alias(libs.plugins.kotlinx.kover)
 }
 
 apply(plugin = "android-reporting")

buildSrc/build.gradle.kts

@@ -8,4 +8,5 @@ plugins {
 
 dependencies {
     api(libs.android.gradle.api)
+    api(libs.kotlinx.kover.gradle)
 }

buildSrc/src/main/java/ch/srgssr/pillarbox/gradle/PillarboxTestedModulePlugin.kt

@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) SRG SSR. All rights reserved.
+ * License information is available from the LICENSE file.
+ */
+package ch.srgssr.pillarbox.gradle
+
+import com.android.build.api.dsl.LibraryExtension
+import kotlinx.kover.gradle.plugin.dsl.KoverReportExtension
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+import org.gradle.api.tasks.testing.Test
+import org.gradle.api.tasks.testing.logging.TestExceptionFormat
+import org.gradle.kotlin.dsl.configure
+import org.gradle.kotlin.dsl.withType
+
+/**
+ * Custom Gradle plugin to configure a Pillarbox module for testing.
+ */
+class PillarboxTestedModulePlugin : Plugin<Project> {
+    override fun apply(target: Project) = with(target) {
+        pluginManager.apply("com.android.library")
+        pluginManager.apply("org.jetbrains.kotlinx.kover")
+
+        extensions.configure<LibraryExtension> {
+            defaultConfig {
+                testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+            }
+
+            @Suppress("UnstableApiUsage")
+            testOptions {
+                unitTests {
+                    isIncludeAndroidResources = true
+                }
+            }
+        }
+
+        extensions.configure<KoverReportExtension> {
+            androidReports("debug") {
+                xml {
+                    title.set(project.path)
+                }
+            }
+        }
+
+        tasks.withType<Test>().configureEach {
+            testLogging.exceptionFormat = TestExceptionFormat.FULL
+        }
+    }
+}

buildSrc/src/main/resources/META-INF/gradle-plugins/ch.srgssr.pillarbox.gradle.tested_module.properties

@@ -0,0 +1 @@
+implementation-class=ch.srgssr.pillarbox.gradle.PillarboxTestedModulePlugin

gradle/libs.versions.toml

@@ -70,6 +70,7 @@ coil-base = { module = "io.coil-kt:coil-compose-base", version.ref = "coil" }
 json = { module = "org.json:json", version.ref = "json" }
 kotlin-stdlib = { module = "org.jetbrains.kotlin:kotlin-stdlib", version.ref = "kotlin" }
 kotlin-test = { module = "org.jetbrains.kotlin:kotlin-test", version.ref = "kotlin" }
+kotlinx-kover-gradle = { module = "org.jetbrains.kotlinx:kover-gradle-plugin", version.ref = "kotlinx-kover" }
 kotlinx-serialization-core = { module = "org.jetbrains.kotlinx:kotlinx-serialization-core", version.ref = "kotlinx-serialization" }
 kotlinx-serialization-json = { module = "org.jetbrains.kotlinx:kotlinx-serialization-json", version.ref = "kotlinx-serialization" }
 ktor-client-core = { module = "io.ktor:ktor-client-core", version.ref = "ktor" }
@@ -142,4 +143,3 @@ dependency-analysis-gradle-plugin = { id = "com.autonomousapps.dependency-analys
 detekt = { id = "io.gitlab.arturbosch.detekt", version.ref = "detekt" }
 kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
 kotlin-serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }
-kotlinx-kover = { id = "org.jetbrains.kotlinx.kover", version.ref = "kotlinx-kover" }

pillarbox-analytics/build.gradle.kts

@@ -3,17 +3,12 @@
  * License information is available from the LICENSE file.
  */
 
-import ch.srgssr.pillarbox.gradle.PillarboxPublishingPlugin
-import org.gradle.api.tasks.testing.logging.TestExceptionFormat
-
 plugins {
-    alias(libs.plugins.android.library)
+    id("ch.srgssr.pillarbox.gradle.publishing")
+    id("ch.srgssr.pillarbox.gradle.tested_module")
     alias(libs.plugins.kotlin.android)
-    alias(libs.plugins.kotlinx.kover)
 }
 
-apply<PillarboxPublishingPlugin>()
-
 android {
     namespace = "ch.srgssr.pillarbox.analytics"
     compileSdk = AppConfig.compileSdk
@@ -24,7 +19,6 @@ android {
         buildConfigField("String", "BUILD_DATE", "\"${AppConfig.getBuildDate()}\"")
         buildConfigField("String", "VERSION_NAME", "\"${version}\"")
 
-        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         consumerProguardFiles("consumer-rules.pro")
     }
 
@@ -48,15 +42,6 @@ android {
         buildConfig = true
         resValues = false
     }
-    testOptions {
-        unitTests {
-            isIncludeAndroidResources = true
-        }
-    }
-}
-
-tasks.withType<Test>().configureEach {
-    testLogging.exceptionFormat = TestExceptionFormat.FULL
 }
 
 dependencies {
@@ -77,11 +62,3 @@ dependencies {
     testImplementation(libs.robolectric.annotations)
     testImplementation(libs.robolectric.shadows.framework)
 }
-
-koverReport {
-    androidReports("debug") {
-        xml {
-            title.set(project.path)
-        }
-    }
-}

pillarbox-core-business/build.gradle.kts

@@ -3,26 +3,20 @@
  * License information is available from the LICENSE file.
  */
 
-import ch.srgssr.pillarbox.gradle.PillarboxPublishingPlugin
-import org.gradle.api.tasks.testing.logging.TestExceptionFormat
-
 plugins {
-    alias(libs.plugins.android.library)
+    id("ch.srgssr.pillarbox.gradle.publishing")
+    id("ch.srgssr.pillarbox.gradle.tested_module")
     alias(libs.plugins.kotlin.android)
     alias(libs.plugins.kotlin.serialization)
-    alias(libs.plugins.kotlinx.kover)
 }
 
-apply<PillarboxPublishingPlugin>()
-
 android {
     namespace = "ch.srgssr.pillarbox.core.business"
     compileSdk = AppConfig.compileSdk
 
     defaultConfig {
         minSdk = AppConfig.minSdk
 
-        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         consumerProguardFiles("consumer-rules.pro")
     }
 
@@ -43,15 +37,6 @@ android {
         buildConfig = true
         resValues = false
     }
-    testOptions {
-        unitTests {
-            isIncludeAndroidResources = true
-        }
-    }
-}
-
-tasks.withType<Test>().configureEach {
-    testLogging.exceptionFormat = TestExceptionFormat.FULL
 }
 
 dependencies {
@@ -95,11 +80,3 @@ dependencies {
     testImplementation(libs.robolectric.annotations)
     testImplementation(libs.robolectric.shadows.framework)
 }
-
-koverReport {
-    androidReports("debug") {
-        xml {
-            title.set(project.path)
-        }
-    }
-}

pillarbox-player/build.gradle.kts

@@ -3,25 +3,19 @@
  * License information is available from the LICENSE file.
  */
 
-import ch.srgssr.pillarbox.gradle.PillarboxPublishingPlugin
-import org.gradle.api.tasks.testing.logging.TestExceptionFormat
-
 plugins {
-    alias(libs.plugins.android.library)
+    id("ch.srgssr.pillarbox.gradle.publishing")
+    id("ch.srgssr.pillarbox.gradle.tested_module")
     alias(libs.plugins.kotlin.android)
-    alias(libs.plugins.kotlinx.kover)
 }
 
-apply<PillarboxPublishingPlugin>()
-
 android {
     namespace = "ch.srgssr.pillarbox.player"
     compileSdk = AppConfig.compileSdk
 
     defaultConfig {
         minSdk = AppConfig.minSdk
 
-        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         consumerProguardFile("consumer-rules.pro")
     }
 
@@ -55,15 +49,6 @@ android {
             merges += "META-INF/LICENSE-notice.md"
         }
     }
-    testOptions {
-        unitTests {
-            isIncludeAndroidResources = true
-        }
-    }
-}
-
-tasks.withType<Test>().configureEach {
-    testLogging.exceptionFormat = TestExceptionFormat.FULL
 }
 
 dependencies {
@@ -105,11 +90,3 @@ dependencies {
     androidTestImplementation(libs.mockk)
     androidTestImplementation(libs.mockk.android)
 }
-
-koverReport {
-    androidReports("debug") {
-        xml {
-            title.set(project.path)
-        }
-    }
-}

pillarbox-ui/build.gradle.kts

@@ -3,25 +3,19 @@
  * License information is available from the LICENSE file.
  */
 
-import ch.srgssr.pillarbox.gradle.PillarboxPublishingPlugin
-import org.gradle.api.tasks.testing.logging.TestExceptionFormat
-
 plugins {
-    alias(libs.plugins.android.library)
+    id("ch.srgssr.pillarbox.gradle.publishing")
+    id("ch.srgssr.pillarbox.gradle.tested_module")
     alias(libs.plugins.kotlin.android)
-    alias(libs.plugins.kotlinx.kover)
 }
 
-apply<PillarboxPublishingPlugin>()
-
 android {
     namespace = "ch.srgssr.pillarbox.ui"
     compileSdk = AppConfig.compileSdk
 
     defaultConfig {
         minSdk = AppConfig.minSdk
 
-        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         consumerProguardFile("consumer-rules.pro")
     }
 
@@ -47,10 +41,6 @@ android {
     }
 }
 
-tasks.withType<Test>().configureEach {
-    testLogging.exceptionFormat = TestExceptionFormat.FULL
-}
-
 dependencies {
     api(project(":pillarbox-player"))
 
@@ -77,11 +67,3 @@ dependencies {
 
     debugImplementation(libs.androidx.compose.ui.tooling)
 }
-
-koverReport {
-    androidReports("debug") {
-        xml {
-            title.set(project.path)
-        }
-    }
-}