sanogueralorenzo

class PostListActivity : AppCompatActivity() {

    @Inject
    lateinit var viewModelFactory: ViewModelProvider.Factory

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_post_list)
        getAppInjector().inject(this)
        val vm = ViewModelProviders.of(this, viewModelFactory)[PostListViewModel::class.java]

sanogueralorenzo

version: 2
jobs:
  build:
    working_directory: ~/code
    docker:
      - image: circleci/android:api-25-alpha
    environment:
      JVM_OPTS: -Xmx3200m
    steps:
      - checkout

sanogueralorenzo

# Android CircleCI 2.0 configuration file
#
# Check https://circleci.com/docs/2.0/language-android/ for more details
#
version: 2
jobs:
  build:
    working_directory: ~/Android-Kotlin-Clean-Architecture
    docker:
      - image: circleci/android:api-25-alpha

sanogueralorenzo

data class CombinedUserPost(val user: User, val post: Post)

class UsersPostsUseCase @Inject constructor(
    private val userRepository: UserRepository,
    private val postRepository: PostRepository
) {

    fun get(refresh: Boolean): Single<List<CombinedUserPost>> =
        Single.zip(userRepository.get(refresh), postRepository.get(refresh),
            BiFunction { userList, postList -> map(userList, postList) })

sanogueralorenzo

interface PostRepository {

    fun get(refresh: Boolean): Single<List<Post>>
}

sanogueralorenzo

@Module
abstract class RepositoryModule {

    @Binds
    abstract fun bindPostRepository(repository: PostRepositoryImpl): PostRepository
}

sanogueralorenzo

@Singleton
class PostRepositoryImpl @Inject constructor(
    private val cacheDataSource: PostCacheDataSource,
    private val remoteDataSource: PostRemoteDataSource
) : PostRepository {

    override fun get(refresh: Boolean): Single<List<Post>> =
        when (refresh) {
            true -> remoteDataSource.get()
                .flatMap { cacheDataSource.set(it) }

sanogueralorenzo

class UsersPostsUseCaseTest {

    private lateinit var usersPostsUseCase: UsersPostsUseCase

    private val mockUserRepository: UserRepository = mock()
    private val mockPostRepository: PostRepository = mock()

    private val userList = listOf(user)
    private val postList = listOf(post)

sanogueralorenzo

class PostRepositoryImplTest {

    private lateinit var repository: PostRepositoryImpl

    private val mockCacheDataSource: PostCacheDataSource = mock()
    private val mockRemoteDataSource: PostRemoteDataSource = mock()

    private val postId = post.id

    private val cacheItem = post.copy(title = "cache")

sanogueralorenzo

fun <T> MutableLiveData<Resource<T>>.setSuccess(data: T? = null) =
    postValue(Resource(ResourceState.SUCCESS, data))

fun <T> MutableLiveData<Resource<T>>.setLoading() =
    postValue(Resource(ResourceState.LOADING, value?.data))

fun <T> MutableLiveData<Resource<T>>.setError(message: String? = null) =
    postValue(Resource(ResourceState.ERROR, value?.data, message))