├── .gitignore ├── .idea ├── compiler.xml ├── copyright │ └── profiles_settings.xml ├── encodings.xml ├── gradle.xml ├── misc.xml ├── modules.xml ├── runConfigurations.xml └── vcs.xml ├── README.md ├── app ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── org │ │ └── olu │ │ └── mvvm │ │ └── ExampleInstrumentedTest.java │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── org │ │ │ └── olu │ │ │ └── mvvm │ │ │ ├── App.kt │ │ │ ├── MainActivity.kt │ │ │ ├── repository │ │ │ ├── UserRepository.kt │ │ │ ├── api │ │ │ │ └── Api.kt │ │ │ ├── data │ │ │ │ └── Data.kt │ │ │ └── db │ │ │ │ ├── Database.kt │ │ │ │ └── UserDao.kt │ │ │ ├── view │ │ │ ├── MvvmFragment.kt │ │ │ └── UsersListFragment.kt │ │ │ └── viewmodel │ │ │ ├── UserListViewModel.kt │ │ │ └── data │ │ │ └── UiData.kt │ └── res │ │ ├── layout │ │ ├── activity_main.xml │ │ └── users_fragment.xml │ │ ├── mipmap-hdpi │ │ └── ic_launcher.png │ │ ├── mipmap-mdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xhdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xxhdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xxxhdpi │ │ └── ic_launcher.png │ │ ├── values-w820dp │ │ └── dimens.xml │ │ └── values │ │ ├── colors.xml │ │ ├── dimens.xml │ │ ├── strings.xml │ │ └── styles.xml │ └── test │ └── java │ └── org │ └── olu │ └── mvvm │ └── UserRepositoryTest.kt ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/workspace.xml 5 | /.idea/libraries 6 | /.idea/markdown-navigator/ 7 | .DS_Store 8 | /build 9 | /captures 10 | .externalNativeBuild 11 | -------------------------------------------------------------------------------- /.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 22 | -------------------------------------------------------------------------------- /.idea/copyright/profiles_settings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | -------------------------------------------------------------------------------- /.idea/encodings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 17 | 18 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 12 | 13 | 14 | 26 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 53 | 54 | 55 | 56 | 57 | 1.8 58 | 59 | 64 | 65 | 66 | 67 | 68 | 69 | -------------------------------------------------------------------------------- /.idea/modules.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # android-mvvm-rx 2 | Simple MVVM architecture for Android using RX 3 | 4 | Sample application for my article on Medium : https://medium.com/corebuild-software/simple-android-mvvm-using-rx-and-kotlin-9769a91b03ef 5 | -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | apply plugin: 'kotlin-android-extensions' 4 | apply plugin: 'kotlin-kapt' 5 | 6 | repositories { 7 | mavenCentral() 8 | } 9 | 10 | android { 11 | compileSdkVersion 26 12 | buildToolsVersion "26.0.1" 13 | 14 | defaultConfig { 15 | applicationId "org.olu.mvvm" 16 | minSdkVersion 16 17 | targetSdkVersion 26 18 | versionCode 1 19 | versionName "1.0" 20 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 21 | } 22 | buildTypes { 23 | release { 24 | minifyEnabled false 25 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 26 | } 27 | } 28 | sourceSets { 29 | main.java.srcDirs += 'src/main/kotlin' 30 | } 31 | 32 | compileOptions { 33 | sourceCompatibility = JavaVersion.VERSION_1_7 34 | targetCompatibility = JavaVersion.VERSION_1_7 35 | } 36 | } 37 | 38 | dependencies { 39 | compile fileTree(dir: 'libs', include: ['*.jar']) 40 | 41 | compile "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version" 42 | compile "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version" 43 | 44 | compile 'com.android.support:support-v4:26.0.0' 45 | compile 'com.android.support:appcompat-v7:26.0.0' 46 | compile 'com.android.support:design:26.0.0' 47 | 48 | compile 'com.squareup.retrofit2:retrofit:2.3.0' 49 | compile 'com.squareup.retrofit2:converter-gson:2.3.0' 50 | compile 'com.squareup.retrofit2:adapter-rxjava2:2.3.0' 51 | 52 | compile 'io.reactivex.rxjava2:rxandroid:2.0.1' 53 | 54 | compile 'com.jakewharton.timber:timber:4.5.1' 55 | 56 | compile "android.arch.persistence.room:runtime:1.0.0-alpha5" 57 | compile "android.arch.persistence.room:rxjava2:1.0.0-alpha5" 58 | kapt "android.arch.persistence.room:compiler:1.0.0-alpha5" 59 | 60 | androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', { 61 | exclude group: 'com.android.support', module: 'support-annotations' 62 | }) 63 | 64 | testCompile 'junit:junit:4.12' 65 | testCompile "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_version" 66 | testCompile 'com.nhaarman:mockito-kotlin:1.1.0' 67 | 68 | } 69 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # By default, the flags in this file are appended to flags specified 3 | # in C:\android-sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | -------------------------------------------------------------------------------- /app/src/androidTest/java/org/olu/mvvm/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm; 2 | 3 | import android.content.Context; 4 | import android.support.test.InstrumentationRegistry; 5 | import android.support.test.runner.AndroidJUnit4; 6 | 7 | import org.junit.Test; 8 | import org.junit.runner.RunWith; 9 | 10 | import static org.junit.Assert.*; 11 | 12 | /** 13 | * Instrumentation test, which will execute on an Android device. 14 | * 15 | * @see Testing documentation 16 | */ 17 | @RunWith(AndroidJUnit4.class) 18 | public class ExampleInstrumentedTest { 19 | @Test 20 | public void useAppContext() throws Exception { 21 | // Context of the app under test. 22 | Context appContext = InstrumentationRegistry.getTargetContext(); 23 | 24 | assertEquals("org.olu.mvvm", appContext.getPackageName()); 25 | } 26 | } 27 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | -------------------------------------------------------------------------------- /app/src/main/java/org/olu/mvvm/App.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm 2 | 3 | import android.app.Application 4 | import android.arch.persistence.room.Room 5 | import org.olu.mvvm.repository.api.UserApi 6 | import org.olu.mvvm.repository.db.AppDatabase 7 | import org.olu.mvvm.viewmodel.UserListViewModel 8 | import org.olu.mvvm.viewmodel.UserRepository 9 | import retrofit2.Retrofit 10 | import retrofit2.adapter.rxjava2.RxJava2CallAdapterFactory 11 | import retrofit2.converter.gson.GsonConverterFactory 12 | import timber.log.Timber 13 | 14 | 15 | class App : Application() { 16 | 17 | //For the sake of simplicity, for now we use this instead of Dagger 18 | companion object { 19 | private lateinit var retrofit: Retrofit 20 | private lateinit var userApi: UserApi 21 | private lateinit var userRepository: UserRepository 22 | private lateinit var userListViewModel: UserListViewModel 23 | private lateinit var appDatabase: AppDatabase 24 | 25 | fun injectUserApi() = userApi 26 | 27 | fun injectUserListViewModel() = userListViewModel 28 | 29 | fun injectUserDao() = appDatabase.userDao() 30 | } 31 | 32 | override fun onCreate() { 33 | super.onCreate() 34 | Timber.uprootAll() 35 | Timber.plant(Timber.DebugTree()) 36 | 37 | retrofit = Retrofit.Builder() 38 | .addConverterFactory(GsonConverterFactory.create()) 39 | .addCallAdapterFactory(RxJava2CallAdapterFactory.create()) 40 | .baseUrl("https://randomapi.com/api/") 41 | .build() 42 | 43 | userApi = retrofit.create(UserApi::class.java) 44 | appDatabase = Room.databaseBuilder(applicationContext, 45 | AppDatabase::class.java, "mvvm-database").build() 46 | 47 | userRepository = UserRepository(userApi, appDatabase.userDao()) 48 | userListViewModel = UserListViewModel(userRepository) 49 | } 50 | } 51 | -------------------------------------------------------------------------------- /app/src/main/java/org/olu/mvvm/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm 2 | 3 | import android.os.Bundle 4 | import android.support.v7.app.AppCompatActivity 5 | 6 | import org.olu.mvvm.view.UsersListFragment 7 | 8 | class MainActivity : AppCompatActivity() { 9 | 10 | override fun onCreate(savedInstanceState: Bundle?) { 11 | super.onCreate(savedInstanceState) 12 | setContentView(R.layout.activity_main) 13 | if (savedInstanceState == null) { 14 | supportFragmentManager.beginTransaction() 15 | .replace(R.id.frag_container, UsersListFragment()).commit() 16 | } 17 | } 18 | } 19 | -------------------------------------------------------------------------------- /app/src/main/java/org/olu/mvvm/repository/UserRepository.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm.viewmodel 2 | 3 | import io.reactivex.Observable 4 | import io.reactivex.schedulers.Schedulers 5 | import org.olu.mvvm.repository.api.UserApi 6 | import org.olu.mvvm.repository.data.User 7 | import org.olu.mvvm.repository.db.UserDao 8 | import timber.log.Timber 9 | 10 | class UserRepository(val userApi: UserApi, val userDao: UserDao) { 11 | 12 | fun getUsers(): Observable> { 13 | return Observable.concatArray( 14 | getUsersFromDb(), 15 | getUsersFromApi()) 16 | } 17 | 18 | 19 | fun getUsersFromDb(): Observable> { 20 | return userDao.getUsers().filter { it.isNotEmpty() } 21 | .toObservable() 22 | .doOnNext { 23 | Timber.d("Dispatching ${it.size} users from DB...") 24 | } 25 | } 26 | 27 | fun getUsersFromApi(): Observable> { 28 | return userApi.getUsers() 29 | .doOnNext { 30 | Timber.d("Dispatching ${it.size} users from API...") 31 | storeUsersInDb(it) 32 | } 33 | } 34 | 35 | fun storeUsersInDb(users: List) { 36 | Observable.fromCallable { userDao.insertAll(users) } 37 | .subscribeOn(Schedulers.io()) 38 | .observeOn(Schedulers.io()) 39 | .subscribe { 40 | Timber.d("Inserted ${users.size} users from API in DB...") 41 | } 42 | } 43 | 44 | } 45 | -------------------------------------------------------------------------------- /app/src/main/java/org/olu/mvvm/repository/api/Api.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm.repository.api 2 | 3 | import io.reactivex.Observable 4 | import org.olu.mvvm.repository.data.User 5 | import retrofit2.http.GET 6 | 7 | interface UserApi { 8 | 9 | @GET("6de6abfedb24f889e0b5f675edc50deb?fmt=raw&sole") 10 | fun getUsers(): Observable> 11 | } 12 | -------------------------------------------------------------------------------- /app/src/main/java/org/olu/mvvm/repository/data/Data.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm.repository.data 2 | 3 | import android.arch.persistence.room.ColumnInfo 4 | import android.arch.persistence.room.Entity 5 | import android.arch.persistence.room.PrimaryKey 6 | 7 | @Entity(tableName = "users") 8 | data class User( 9 | @PrimaryKey 10 | @ColumnInfo(name = "email") 11 | val email: String, 12 | @ColumnInfo(name = "firstName") 13 | val first: String, 14 | @ColumnInfo(name = "lastName") 15 | val last: String) -------------------------------------------------------------------------------- /app/src/main/java/org/olu/mvvm/repository/db/Database.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm.repository.db 2 | 3 | import android.arch.persistence.room.Database 4 | import android.arch.persistence.room.RoomDatabase 5 | import org.olu.mvvm.repository.data.User 6 | 7 | 8 | @Database(entities = arrayOf(User::class), version = 1) 9 | abstract class AppDatabase : RoomDatabase() { 10 | abstract fun userDao(): UserDao 11 | } -------------------------------------------------------------------------------- /app/src/main/java/org/olu/mvvm/repository/db/UserDao.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm.repository.db 2 | 3 | import android.arch.persistence.room.Dao 4 | import android.arch.persistence.room.Insert 5 | import android.arch.persistence.room.OnConflictStrategy 6 | import android.arch.persistence.room.Query 7 | import io.reactivex.Single 8 | import org.olu.mvvm.repository.data.User 9 | 10 | @Dao 11 | interface UserDao { 12 | 13 | @Query("SELECT * FROM users") 14 | fun getUsers(): Single> 15 | 16 | @Insert(onConflict = OnConflictStrategy.REPLACE) 17 | fun insert(user: User) 18 | 19 | @Insert(onConflict = OnConflictStrategy.REPLACE) 20 | fun insertAll(users: List) 21 | } -------------------------------------------------------------------------------- /app/src/main/java/org/olu/mvvm/view/MvvmFragment.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm.view 2 | 3 | import android.support.v4.app.Fragment 4 | import io.reactivex.disposables.CompositeDisposable 5 | import io.reactivex.disposables.Disposable 6 | 7 | open class MvvmFragment : Fragment() { 8 | 9 | val subscriptions = CompositeDisposable() 10 | 11 | fun subscribe(disposable: Disposable): Disposable { 12 | subscriptions.add(disposable) 13 | return disposable 14 | } 15 | 16 | override fun onStop() { 17 | super.onStop() 18 | subscriptions.clear() 19 | } 20 | } 21 | -------------------------------------------------------------------------------- /app/src/main/java/org/olu/mvvm/view/UsersListFragment.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm.view 2 | 3 | import android.os.Bundle 4 | import android.view.LayoutInflater 5 | import android.view.View 6 | import android.view.ViewGroup 7 | import android.widget.ArrayAdapter 8 | import android.widget.Toast 9 | import io.reactivex.android.schedulers.AndroidSchedulers 10 | import io.reactivex.schedulers.Schedulers 11 | import kotlinx.android.synthetic.main.users_fragment.* 12 | import org.olu.mvvm.App 13 | import org.olu.mvvm.R 14 | import org.olu.mvvm.viewmodel.data.UsersList 15 | import timber.log.Timber 16 | import java.net.ConnectException 17 | import java.net.UnknownHostException 18 | 19 | class UsersListFragment : MvvmFragment() { 20 | 21 | val userListViewModel = App.injectUserListViewModel() 22 | 23 | override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? { 24 | return inflater.inflate(R.layout.users_fragment, container, false) 25 | } 26 | 27 | override fun onStart() { 28 | super.onStart() 29 | subscribe(userListViewModel.getUsers() 30 | .subscribeOn(Schedulers.io()) 31 | .observeOn(AndroidSchedulers.mainThread()) 32 | .subscribe({ 33 | Timber.d("Received UIModel $it users.") 34 | showUsers(it) 35 | }, { 36 | Timber.w(it) 37 | showError() 38 | })) 39 | } 40 | 41 | fun showUsers(data: UsersList) { 42 | if (data.error == null) { 43 | usersList.adapter = ArrayAdapter(context, android.R.layout.simple_list_item_1, data.users) 44 | } else if (data.error is ConnectException || data.error is UnknownHostException) { 45 | Timber.d("No connection, maybe inform user that data loaded from DB.") 46 | } else { 47 | showError() 48 | } 49 | } 50 | 51 | fun showError() { 52 | Toast.makeText(context, "An error occurred :(", Toast.LENGTH_SHORT).show() 53 | } 54 | } 55 | -------------------------------------------------------------------------------- /app/src/main/java/org/olu/mvvm/viewmodel/UserListViewModel.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm.viewmodel 2 | 3 | import io.reactivex.Observable 4 | import org.olu.mvvm.viewmodel.data.UsersList 5 | import timber.log.Timber 6 | import java.util.concurrent.TimeUnit 7 | 8 | class UserListViewModel(private val userRepository: UserRepository) { 9 | 10 | fun getUsers(): Observable { 11 | //Create the data for your UI, the users lists and maybe some additional data needed as well 12 | return userRepository.getUsers() 13 | .map { 14 | Timber.d("Mapping users to UIData...") 15 | UsersList(it.take(10), "Top 10 Users") 16 | } 17 | .onErrorReturn { 18 | Timber.d("An error occurred $it") 19 | UsersList(emptyList(), "An error occurred", it) 20 | } 21 | } 22 | } 23 | -------------------------------------------------------------------------------- /app/src/main/java/org/olu/mvvm/viewmodel/data/UiData.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm.viewmodel.data 2 | 3 | import org.olu.mvvm.repository.data.User 4 | 5 | data class UsersList(val users: List, val message: String, val error: Throwable? = null) 6 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 9 | 10 | 15 | 16 | -------------------------------------------------------------------------------- /app/src/main/res/layout/users_fragment.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 11 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ovy9086/android-mvvm-rx/1eb062ec7e1983a2ad84396f4b08462f0c3e8477/app/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ovy9086/android-mvvm-rx/1eb062ec7e1983a2ad84396f4b08462f0c3e8477/app/src/main/res/mipmap-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ovy9086/android-mvvm-rx/1eb062ec7e1983a2ad84396f4b08462f0c3e8477/app/src/main/res/mipmap-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ovy9086/android-mvvm-rx/1eb062ec7e1983a2ad84396f4b08462f0c3e8477/app/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ovy9086/android-mvvm-rx/1eb062ec7e1983a2ad84396f4b08462f0c3e8477/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/values-w820dp/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 64dp 6 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #3F51B5 4 | #303F9F 5 | #FF4081 6 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/values/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16dp 4 | 16dp 5 | 6 | -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | MVVM-RX 3 | 4 | -------------------------------------------------------------------------------- /app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /app/src/test/java/org/olu/mvvm/UserRepositoryTest.kt: -------------------------------------------------------------------------------- 1 | package org.olu.mvvm 2 | 3 | import com.nhaarman.mockito_kotlin.mock 4 | import io.reactivex.Observable 5 | import io.reactivex.Single 6 | import org.junit.Before 7 | import org.junit.Test 8 | import org.mockito.Mockito.`when` 9 | import org.olu.mvvm.repository.api.UserApi 10 | import org.olu.mvvm.repository.data.User 11 | import org.olu.mvvm.repository.db.UserDao 12 | import org.olu.mvvm.viewmodel.UserRepository 13 | import java.util.* 14 | import kotlin.test.assertEquals 15 | 16 | 17 | class UserRepositoryTest { 18 | 19 | lateinit var userRepository: UserRepository 20 | lateinit var userApi: UserApi 21 | lateinit var userDao: UserDao 22 | 23 | @Before 24 | fun setup() { 25 | userApi = mock() 26 | userDao = mock() 27 | `when`(userDao.getUsers()).thenReturn(Single.just(emptyList())) 28 | userRepository = UserRepository(userApi, userDao) 29 | } 30 | 31 | @Test 32 | fun test_emptyCache_noDataOnApi_returnsEmptyList() { 33 | `when`(userApi.getUsers()).thenReturn(Observable.just(emptyList())) 34 | 35 | userRepository.getUsers().test() 36 | .assertValue { it.isEmpty() } 37 | } 38 | 39 | @Test 40 | fun test_emptyCache_hasDataOnApi_returnsApiData() { 41 | `when`(userApi.getUsers()).thenReturn(Observable.just(listOf(aRandomUser()))) 42 | 43 | userRepository.getUsers().test() 44 | .assertValueCount(1) 45 | .assertValue { it.size == 1 } 46 | } 47 | 48 | @Test 49 | fun test_hasCacheData_hasApiData_returnsBothData() { 50 | val cachedData = listOf(aRandomUser()) 51 | val apiData = listOf(aRandomUser(), aRandomUser()) 52 | `when`(userApi.getUsers()).thenReturn(Observable.just(apiData)) 53 | userRepository.cachedUsers = cachedData 54 | 55 | userRepository.getUsers().test() 56 | //Both cached & API data delivered 57 | .assertValueCount(2) 58 | //First cache data delivered 59 | .assertValueAt(0, { it == cachedData }) 60 | //Secondly api data delivered 61 | .assertValueAt(1, { it == apiData }) 62 | } 63 | 64 | @Test 65 | fun test_cache_updatedWithApiData() { 66 | val apiData = listOf(aRandomUser(), aRandomUser()) 67 | `when`(userApi.getUsers()).thenReturn(Observable.just(apiData)) 68 | 69 | userRepository.getUsers().test() 70 | 71 | assertEquals(userRepository.cachedUsers, apiData) 72 | } 73 | 74 | fun aRandomUser() = User("mail@test.com", "John", UUID.randomUUID().toString().take(5)) 75 | } -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | 3 | buildscript { 4 | ext.kotlin_version = '1.1.3-2' 5 | repositories { 6 | jcenter() 7 | } 8 | dependencies { 9 | classpath 'com.android.tools.build:gradle:2.3.3' 10 | classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" 11 | 12 | // NOTE: Do not place your application dependencies here; they belong 13 | // in the individual module build.gradle files 14 | } 15 | } 16 | 17 | allprojects { 18 | repositories { 19 | jcenter() 20 | maven { url 'https://maven.google.com' } 21 | } 22 | } 23 | 24 | task clean(type: Delete) { 25 | delete rootProject.buildDir 26 | } 27 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | 3 | # IDE (e.g. Android Studio) users: 4 | # Gradle settings configured through the IDE *will override* 5 | # any settings specified in this file. 6 | 7 | # For more details on how to configure your build environment visit 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html 9 | 10 | # Specifies the JVM arguments used for the daemon process. 11 | # The setting is particularly useful for tweaking memory settings. 12 | org.gradle.jvmargs=-Xmx1536m 13 | 14 | # When configured, Gradle will run in incubating parallel mode. 15 | # This option should only be used with decoupled projects. More details, visit 16 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 17 | # org.gradle.parallel=true 18 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ovy9086/android-mvvm-rx/1eb062ec7e1983a2ad84396f4b08462f0c3e8477/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Wed Aug 09 19:35:34 EEST 2017 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip 7 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 10 | DEFAULT_JVM_OPTS="" 11 | 12 | APP_NAME="Gradle" 13 | APP_BASE_NAME=`basename "$0"` 14 | 15 | # Use the maximum available, or set MAX_FD != -1 to use that value. 16 | MAX_FD="maximum" 17 | 18 | warn ( ) { 19 | echo "$*" 20 | } 21 | 22 | die ( ) { 23 | echo 24 | echo "$*" 25 | echo 26 | exit 1 27 | } 28 | 29 | # OS specific support (must be 'true' or 'false'). 30 | cygwin=false 31 | msys=false 32 | darwin=false 33 | case "`uname`" in 34 | CYGWIN* ) 35 | cygwin=true 36 | ;; 37 | Darwin* ) 38 | darwin=true 39 | ;; 40 | MINGW* ) 41 | msys=true 42 | ;; 43 | esac 44 | 45 | # Attempt to set APP_HOME 46 | # Resolve links: $0 may be a link 47 | PRG="$0" 48 | # Need this for relative symlinks. 49 | while [ -h "$PRG" ] ; do 50 | ls=`ls -ld "$PRG"` 51 | link=`expr "$ls" : '.*-> \(.*\)$'` 52 | if expr "$link" : '/.*' > /dev/null; then 53 | PRG="$link" 54 | else 55 | PRG=`dirname "$PRG"`"/$link" 56 | fi 57 | done 58 | SAVED="`pwd`" 59 | cd "`dirname \"$PRG\"`/" >/dev/null 60 | APP_HOME="`pwd -P`" 61 | cd "$SAVED" >/dev/null 62 | 63 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 64 | 65 | # Determine the Java command to use to start the JVM. 66 | if [ -n "$JAVA_HOME" ] ; then 67 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 68 | # IBM's JDK on AIX uses strange locations for the executables 69 | JAVACMD="$JAVA_HOME/jre/sh/java" 70 | else 71 | JAVACMD="$JAVA_HOME/bin/java" 72 | fi 73 | if [ ! -x "$JAVACMD" ] ; then 74 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 75 | 76 | Please set the JAVA_HOME variable in your environment to match the 77 | location of your Java installation." 78 | fi 79 | else 80 | JAVACMD="java" 81 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 82 | 83 | Please set the JAVA_HOME variable in your environment to match the 84 | location of your Java installation." 85 | fi 86 | 87 | # Increase the maximum file descriptors if we can. 88 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 89 | MAX_FD_LIMIT=`ulimit -H -n` 90 | if [ $? -eq 0 ] ; then 91 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 92 | MAX_FD="$MAX_FD_LIMIT" 93 | fi 94 | ulimit -n $MAX_FD 95 | if [ $? -ne 0 ] ; then 96 | warn "Could not set maximum file descriptor limit: $MAX_FD" 97 | fi 98 | else 99 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 100 | fi 101 | fi 102 | 103 | # For Darwin, add options to specify how the application appears in the dock 104 | if $darwin; then 105 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 106 | fi 107 | 108 | # For Cygwin, switch paths to Windows format before running java 109 | if $cygwin ; then 110 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 111 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 112 | JAVACMD=`cygpath --unix "$JAVACMD"` 113 | 114 | # We build the pattern for arguments to be converted via cygpath 115 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 116 | SEP="" 117 | for dir in $ROOTDIRSRAW ; do 118 | ROOTDIRS="$ROOTDIRS$SEP$dir" 119 | SEP="|" 120 | done 121 | OURCYGPATTERN="(^($ROOTDIRS))" 122 | # Add a user-defined pattern to the cygpath arguments 123 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 124 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 125 | fi 126 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 127 | i=0 128 | for arg in "$@" ; do 129 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 130 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 131 | 132 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 133 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 134 | else 135 | eval `echo args$i`="\"$arg\"" 136 | fi 137 | i=$((i+1)) 138 | done 139 | case $i in 140 | (0) set -- ;; 141 | (1) set -- "$args0" ;; 142 | (2) set -- "$args0" "$args1" ;; 143 | (3) set -- "$args0" "$args1" "$args2" ;; 144 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 145 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 146 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 147 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 148 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 149 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 150 | esac 151 | fi 152 | 153 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 154 | function splitJvmOpts() { 155 | JVM_OPTS=("$@") 156 | } 157 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 158 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 159 | 160 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 161 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 12 | set DEFAULT_JVM_OPTS= 13 | 14 | set DIRNAME=%~dp0 15 | if "%DIRNAME%" == "" set DIRNAME=. 16 | set APP_BASE_NAME=%~n0 17 | set APP_HOME=%DIRNAME% 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windowz variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | if "%@eval[2+2]" == "4" goto 4NT_args 53 | 54 | :win9xME_args 55 | @rem Slurp the command line arguments. 56 | set CMD_LINE_ARGS= 57 | set _SKIP=2 58 | 59 | :win9xME_args_slurp 60 | if "x%~1" == "x" goto execute 61 | 62 | set CMD_LINE_ARGS=%* 63 | goto execute 64 | 65 | :4NT_args 66 | @rem Get arguments from the 4NT Shell from JP Software 67 | set CMD_LINE_ARGS=%$ 68 | 69 | :execute 70 | @rem Setup the command line 71 | 72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 73 | 74 | @rem Execute Gradle 75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 76 | 77 | :end 78 | @rem End local scope for the variables with windows NT shell 79 | if "%ERRORLEVEL%"=="0" goto mainEnd 80 | 81 | :fail 82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 83 | rem the _cmd.exe /c_ return code! 84 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 85 | exit /b 1 86 | 87 | :mainEnd 88 | if "%OS%"=="Windows_NT" endlocal 89 | 90 | :omega 91 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app' 2 | --------------------------------------------------------------------------------