arnaudgiuliani

class MyActivity() : AppCompatActivity(){
  
  val myModel by viewModel<MyViewModel>()
  
}

arnaudgiuliani

class MyActivity() : AppCompatActivity(){

    override fun onCreate(savedInstanceState: Bundle?) {
      super.onCreate(savedInstanceState)
      //...
      
      // Direct/Eager inject
      val presenter = get<MyPresenter>()
    }
  

arnaudgiuliani

class Component : KoinComponent {

    // just add parameter map in Lambda
    val compA: ComponentA by inject { mapOf(PARAM_URL to URL1) }
}

arnaudgiuliani

class ComponentA(val componentC: ComponentC)
class ComponentB(val componentA: ComponentA)
class ComponentC : KoinComponent {
    
    // push parameters values
    val componentB: ComponentB by inject { mapOf("this" to this) }
}

arnaudgiuliani

@Entity(tableName = "weather")
data class WeatherEntity(
    @PrimaryKey
    val id: String,
    val location: String,
    val day: String,
    val temp_low: String,
    val temp_high: String,
    val wind_kph: Int,
    val wind_dir: String,

arnaudgiuliani

@Dao
interface WeatherDAO {

    /**
     * Save entities
     */
    @Insert
    fun saveAll(entities: List<WeatherEntity>)

    /**

arnaudgiuliani

// Room Database instance
bean {
   Room.databaseBuilder(androidApplication(), WeatherDatabase::class.java, "weather-db")
       .build()
}

// WeatherDAO instance (get instance from WeatherDatabase)
bean { get<WeatherDatabase>().weatherDAO() }

arnaudgiuliani

/**
 * In-Memory Room Database definition
 */
val roomTestModule = applicationContext {
    bean {
        // In-Memory database config
        Room.inMemoryDatabaseBuilder(get(), WeatherDatabase::class.java)
            .allowMainThreadQueries()
            .build()
    }

arnaudgiuliani

/**
 * WeatherDAOTest is a KoinTest with AndroidJUnit4 runner
 *
 * KoinTest help inject Koin components from actual runtime
 */
@RunWith(AndroidJUnit4::class)
class WeatherDAOTest : KoinTest {

    /*
     * Inject needed components from Koin

arnaudgiuliani

// WeatherRepository contract
interface WeatherRepository{ ... }

// WeatherRepository implementation using WeatherDAO
class WeatherRepositoryImpl(private val weatherDAO: WeatherDAO) : WeatherRepository { ... }