Added Mokkery example.

Author: ianbrandt

build-logic/build.gradle.kts

@@ -16,4 +16,5 @@ dependencies {
 	implementation(libs.jvm.dependency.conflict.resolution.gradle.plugin.dependency)
 	implementation(libs.kotlin.gradle.plugin.dependency)
 	implementation(libs.ksp.gradle.plugin.dependency)
+	implementation(libs.mokkery.gradle.plugin.dependency)
 }

build-logic/src/main/kotlin/org.sdkotlin.buildlogic.mokkery-project.gradle.kts

@@ -0,0 +1,8 @@
+plugins {
+	kotlin("jvm")
+	// Version catalog type-safe accessors and extension not yet available in
+	// plugins block of precompiled script plugins:
+	// https://github.com/gradle/gradle/issues/15383
+	// alias(libs.plugins.mokkery.gradle.plugin)
+	id("dev.mokkery")
+}

gradle/libs.versions.toml

@@ -18,6 +18,7 @@ ksp = "2.1.10-1.0.29" # Must match Kotlin version above.
 mockito = "5.15.2"
 mockito-kotlin = "2.2.0"
 mockk = "1.13.16"
+mokkery = "2.6.1"
 org-json = "20250107"
 slf4j = "2.0.16"
 versions-gradle-plugin = "0.52.0"
@@ -170,6 +171,14 @@ version.ref = "mockk"
 module = "io.mockk:mockk-dsl-jvm"
 version.ref = "mockk"
 
+[libraries.mokkery-core]
+module = "dev.mokkery:mokkery-core"
+version.ref = "mokkery"
+
+[libraries.mokkery-gradle-plugin-dependency]
+module = "dev.mokkery:mokkery-gradle"
+version.ref = "mokkery"
+
 [libraries.org-json]
 module = "org.json:json"
 version.ref = "org-json"
@@ -232,6 +241,10 @@ version.ref = "jvm-dependency-conflict-resolution"
 id = "org.jetbrains.kotlin.jvm"
 version.ref = "kotlin"
 
+[plugins.mokkery-gradle-plugin]
+id = "dev.mokkery"
+version.ref = "mokkery"
+
 [plugins.versions-gradle-plugin]
 id = "com.github.ben-manes.versions"
 version.ref = "versions-gradle-plugin"

platforms/test-platform/build.gradle.kts

@@ -17,6 +17,7 @@ dependencies {
 		api(libs.equalsverifier)
 		api(libs.mockito)
 		api(libs.mockito.kotlin)
+		api(libs.mokkery.core)
 		api(libs.bundles.mockk.jvm)
 	}
 }

settings.gradle.kts

@@ -50,4 +50,5 @@ include("subprojects:ksp-builder-generator:processor")
 include("subprojects:ksp-builder-generator:processor:test-project")
 include("subprojects:sorting-in-kotlin")
 include("subprojects:tdd-in-kotlin")
+include("subprojects:testing-with-mokkery")
 include("subprojects:typed-errors-in-kotlin")

subprojects/testing-with-mokkery/build.gradle.kts

@@ -0,0 +1,12 @@
+plugins {
+	id("org.sdkotlin.buildlogic.kotlin-project")
+	id("org.sdkotlin.buildlogic.test.unit-test-suite")
+	id("org.sdkotlin.buildlogic.mokkery-project")
+}
+
+dependencies {
+
+	testImplementation(platform("org.sdkotlin.platforms:test-platform"))
+
+	testImplementation(libs.mokkery.core)
+}

subprojects/testing-with-mokkery/src/test/kotlin/org/sdkotlin/testing/mokkery/MokkeryValueClassParameterTest.kt

@@ -0,0 +1,36 @@
+package org.sdkotlin.testing.mokkery
+
+import dev.mokkery.answering.returns
+import dev.mokkery.every
+import dev.mokkery.mock
+import org.assertj.core.api.Assertions.assertThat
+import org.junit.jupiter.api.Test
+
+interface ValueClassSuperType
+
+@JvmInline
+value class ValueClass(val s: String) : ValueClassSuperType
+
+interface DataClassSuperType {
+	val v: ValueClassSuperType
+}
+
+@Suppress("unused") // Not mockable by Mokkery unless all-opened.
+data class DataClass(
+	override val v: ValueClassSuperType,
+) : DataClassSuperType
+
+class MokkeryValueClassParameterTest {
+
+	@Test
+	fun `test value class parameter`() {
+
+		val testValue = ValueClass("testing")
+
+		val mock = mock<DataClassSuperType> {
+			every { v } returns testValue
+		}
+
+		assertThat(mock.v).isEqualTo(testValue)
+	}
+}