testing scaffolding has been set up

.idea/gradle.xml

@@ -5,6 +5,7 @@
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="gradleJvm" value="openjdk-19" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />

build.gradle.kts

@@ -12,16 +12,30 @@ repositories {
 
 dependencies {
     testImplementation(kotlin("test"))
+    testImplementation("org.mockito.kotlin:mockito-kotlin:5.0.0")
 }
 
 tasks.test {
     useJUnitPlatform()
 }
 
+sourceSets {
+    test {
+        kotlin.srcDir("src/test/kotlin")
+    }
+}
+
 kotlin {
     jvmToolchain(8)
 }
 
+java {
+    toolchain{
+        languageVersion.set(JavaLanguageVersion.of(17))
+    }
+}
+
 application {
     mainClass.set("EntryKt")
-}
+}
+

src/test/kotlin/BasicTest.kt

@@ -0,0 +1,11 @@
+import kotlin.test.Test
+import kotlin.test.assertEquals
+
+class MyTests {
+
+    @Test
+    fun test() {
+        assertEquals(2, 1 + 1)
+    }
+
+}

src/test/kotlin/controllers/InputControllerTest.kt

@@ -0,0 +1,58 @@
+package controllers
+
+import org.junit.jupiter.api.Test
+import org.mockito.Mockito
+import java.awt.Point
+
+internal class InputControllerTest {
+
+  private val mockController = Mockito.mock(InputController::class.java)
+
+  @Test
+  fun `moveMouse delegates to implementation`() {
+    val point = Point(10, 20)
+
+    mockController.moveMouse(point)
+
+    Mockito.verify(mockController).moveMouse(point)
+  }
+
+  @Test
+  fun `mouseClick delegates to implementation`() {
+    val button = 1
+
+    mockController.mouseClick(button)
+
+    Mockito.verify(mockController).mouseClick(button)
+  }
+
+  @Test
+  fun `keyPress delegates to implementation`() {
+    val keyCode = 65
+
+    mockController.keyPress(keyCode)
+
+    Mockito.verify(mockController).keyPress(keyCode)
+  }
+
+  @Test
+  fun `scrollIn delegates to implementation`() {
+    val sleepDur = 100L
+    val variance = 50L
+
+    mockController.scrollIn(sleepDur, variance)
+
+    Mockito.verify(mockController).scrollIn(sleepDur, variance)
+  }
+
+  @Test
+  fun `scrollOut delegates to implementation`() {
+    val sleepDur = 100L
+    val variance = 50L
+
+    mockController.scrollOut(sleepDur, variance)
+
+    Mockito.verify(mockController).scrollOut(sleepDur, variance)
+  }
+
+}