mitrejcevski

class TestingTripsController: TripsController {

    override fun findTripsFor(userId: UserId): List<Trip> {
        return listOf(tripToAmsterdam, tripToLondon)
    }
}

mitrejcevski

open class TripsController {
  ...
  fun someTripsCheck() {
    ...
    val trips = findTripsFor(userId)
    ...
  }
  
  protected open fun findTripsFor(userId: UserId): List<Trip> {
    return TripsDao.findTripsFor(userId)

mitrejcevski

class TripsController {
  ...
  fun someTripsCheck() {
    ...
    val trips = TripsDao.findTripsFor(userId)
    ...
  }
}

mitrejcevski

@Test
fun find_users_by_id() {
    val userId = UUID.randomUUID()
    val john = aUser().withUserId(userId).build()
    val usersCatalog = InMemoryUsersCatalogIncluding(john)

    val userFound = usersCatalog.findByUserId(userId)

    assertEquals(john, userFound)
}

mitrejcevski

@Test
fun find_users_by_id() {
    val userId = UUID.randomUUID()
    val john = User(userId, "John", "Doe", 30, Location.UNKNOWN)
    val usersCatalog = InMemoryUsersCatalogIncluding(john)

    val userFound = usersCatalog.findByUserId(userId)

    assertEquals(john, userFound)
}

mitrejcevski

data class User(
  val userId: UUID,
  val firstName: String,
  val lastName: String,
  val age: Int,
  val location: Location
)

mitrejcevski

class RoboTestRunner : AndroidJUnitRunner() {

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

mitrejcevski

@Before
fun setUp() {
    loadKoinModules(loginModule)
}

@After
fun tearDown() {
    unloadKoinModules(loginModule)
}

mitrejcevski

class TestRoboApp : Application() {

    override fun onCreate() {
        super.onCreate()
        startKoin { }
    }

    override fun onTerminate() {
        stopKoin()
        super.onTerminate()

mitrejcevski

private val loginModule = module {
    val credentialsValidator = LoginCredentialsValidator()
    val loginApi = InMemoryLoginApi()
    val loginRepository = RemoteLoginRepository(loginApi)
    viewModel {
        LoginViewModel(credentialsValidator, loginRepository)
    }
}

@Before