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@CustomTestApplication(BaseApplication::class)
interface HiltTestApplication

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@UninstallModules(AnalyticsModule::class)
@HiltAndroidTest
class SettingsActivityTest {

  @BindValue @JvmField
  val analyticsService: AnalyticsService = FakeAnalyticsService()

  ...
}

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@UninstallModules(AnalyticsModule::class)
@HiltAndroidTest
class SettingsActivityTest {

  @Module
  @InstallIn(SingletonComponent::class)
  abstract class TestModule {

    @Singleton
    @Binds

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@Module
@TestInstallIn(
    components = [SingletonComponent::class],
    replaces = [AnalyticsModule::class]
)
abstract class FakeAnalyticsModule {

  @Singleton
  @Binds
  abstract fun bindAnalyticsService(

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@Module
@InstallIn(SingletonComponent::class)
abstract class AnalyticsModule {

  @Singleton
  @Binds
  abstract fun bindAnalyticsService(
    analyticsServiceImpl: AnalyticsServiceImpl
  ): AnalyticsService
}

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@HiltAndroidTest
class SettingsActivityTest {

  @get:Rule
  var hiltRule = HiltAndroidRule(this)

  @Inject
  lateinit var analyticsAdapter: AnalyticsAdapter

  @Before

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@HiltAndroidTest
@Config(application = HiltTestApplication::class)
class SettingsActivityTest {

  @get:Rule
  var hiltRule = HiltAndroidRule(this)

  // Robolectric tests here.
}

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// A custom runner to set up the instrumented application class for tests.
class CustomTestRunner : AndroidJUnitRunner() {

    override fun newApplication(cl: ClassLoader?, name: String?, context: Context?): Application {
        return super.newApplication(cl, HiltTestApplication::class.java.name, context)
    }
}


//gradle file add the testInstrumentationRunner

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@HiltAndroidTest
class SettingsActivityTest {

  @get:Rule
  var hiltRule = HiltAndroidRule(this)

  // UI tests here.
}

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dependencies {
    // For Robolectric tests.
    testImplementation("com.google.dagger:hilt-android-testing:2.28-alpha")
    // ...with Kotlin.
    kaptTest("com.google.dagger:hilt-android-compiler:2.28-alpha")
    // ...with Java.
    testAnnotationProcessor("com.google.dagger:hilt-android-compiler:2.28-alpha")


    // For instrumented tests.