diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..aa724b7
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,15 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties
diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..26d3352
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
diff --git a/.idea/.name b/.idea/.name
new file mode 100644
index 0000000..e4b6fb5
--- /dev/null
+++ b/.idea/.name
@@ -0,0 +1 @@
+AAD-Study-Project
\ No newline at end of file
diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
new file mode 100644
index 0000000..3c7772a
--- /dev/null
+++ b/.idea/codeStyles/Project.xml
@@ -0,0 +1,139 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ xmlns:android
+
+ ^$
+
+
+
+
+
+
+
+
+ xmlns:.*
+
+ ^$
+
+
+ BY_NAME
+
+
+
+
+
+
+ .*:id
+
+ http://schemas.android.com/apk/res/android
+
+
+
+
+
+
+
+
+ .*:name
+
+ http://schemas.android.com/apk/res/android
+
+
+
+
+
+
+
+
+ name
+
+ ^$
+
+
+
+
+
+
+
+
+ style
+
+ ^$
+
+
+
+
+
+
+
+
+ .*
+
+ ^$
+
+
+ BY_NAME
+
+
+
+
+
+
+ .*
+
+ http://schemas.android.com/apk/res/android
+
+
+ ANDROID_ATTRIBUTE_ORDER
+
+
+
+
+
+
+ .*
+
+ .*
+
+
+ BY_NAME
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/codeStyles/codeStyleConfig.xml b/.idea/codeStyles/codeStyleConfig.xml
new file mode 100644
index 0000000..79ee123
--- /dev/null
+++ b/.idea/codeStyles/codeStyleConfig.xml
@@ -0,0 +1,5 @@
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/compiler.xml b/.idea/compiler.xml
new file mode 100644
index 0000000..61a9130
--- /dev/null
+++ b/.idea/compiler.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
new file mode 100644
index 0000000..23a89bb
--- /dev/null
+++ b/.idea/gradle.xml
@@ -0,0 +1,22 @@
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/jarRepositories.xml b/.idea/jarRepositories.xml
new file mode 100644
index 0000000..a5f05cd
--- /dev/null
+++ b/.idea/jarRepositories.xml
@@ -0,0 +1,25 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..3378229
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,14 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/.gitignore b/app/.gitignore
new file mode 100644
index 0000000..42afabf
--- /dev/null
+++ b/app/.gitignore
@@ -0,0 +1 @@
+/build
\ No newline at end of file
diff --git a/app/.idea/.gitignore b/app/.idea/.gitignore
new file mode 100644
index 0000000..26d3352
--- /dev/null
+++ b/app/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
diff --git a/app/.idea/gradle.xml b/app/.idea/gradle.xml
new file mode 100644
index 0000000..0cb0e08
--- /dev/null
+++ b/app/.idea/gradle.xml
@@ -0,0 +1,15 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/.idea/misc.xml b/app/.idea/misc.xml
new file mode 100644
index 0000000..2435eba
--- /dev/null
+++ b/app/.idea/misc.xml
@@ -0,0 +1,14 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/.idea/modules.xml b/app/.idea/modules.xml
new file mode 100644
index 0000000..e1f9e1c
--- /dev/null
+++ b/app/.idea/modules.xml
@@ -0,0 +1,8 @@
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/build.gradle b/app/build.gradle
new file mode 100644
index 0000000..11c8ad8
--- /dev/null
+++ b/app/build.gradle
@@ -0,0 +1,99 @@
+plugins {
+ id 'com.android.application'
+ id 'kotlin-android'
+ id 'kotlin-kapt'
+}
+
+android {
+ compileSdkVersion 28
+ buildToolsVersion "28.0.3"
+ testOptions.unitTests.includeAndroidResources = true
+
+ packagingOptions {
+ exclude 'META-INF/DEPENDENCIES'
+ exclude 'META-INF/LICENSE'
+ exclude 'META-INF/LICENSE.txt'
+ exclude 'META-INF/license.txt'
+ exclude 'META-INF/NOTICE'
+ exclude 'META-INF/NOTICE.txt'
+ exclude 'META-INF/notice.txt'
+ exclude 'META-INF/ASL2.0'
+ exclude 'META-INF/AL2.0'
+ exclude 'META-INF/LGPL2.1'
+ exclude("META-INF/*.kotlin_module")
+ }
+
+ defaultConfig {
+ applicationId "com.macoev.roomsample"
+ minSdkVersion 21
+ targetSdkVersion 28
+ versionCode 1
+ versionName "1.0"
+
+ testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+ }
+
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+ }
+ }
+ compileOptions {
+ sourceCompatibility JavaVersion.VERSION_1_8
+ targetCompatibility JavaVersion.VERSION_1_8
+ }
+ kotlinOptions {
+ jvmTarget = '1.8'
+ }
+}
+
+dependencies {
+ def room_version = "2.2.6"
+ def lifecycle_version = "2.3.0"
+ def activity_version = "1.2.0"
+ def work_version = "2.5.0"
+
+ implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
+ implementation 'androidx.core:core-ktx:1.3.2'
+ implementation 'androidx.appcompat:appcompat:1.2.0'
+ implementation 'com.google.android.material:material:1.3.0'
+ implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
+
+ //Room
+ implementation "androidx.room:room-runtime:$room_version"
+ kapt "androidx.room:room-compiler:$room_version"
+ // optional - Kotlin Extensions and Coroutines support for Room
+ implementation "androidx.room:room-ktx:$room_version"
+ // ViewModel
+ implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:$lifecycle_version"
+ // LiveData
+ implementation "androidx.lifecycle:lifecycle-livedata-ktx:$lifecycle_version"
+ // Annotation processor
+ kapt "androidx.lifecycle:lifecycle-compiler:$lifecycle_version"
+ // Kotlin
+ implementation "androidx.activity:activity-ktx:$activity_version"
+ // Coroutines
+ implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.4.1'
+ // Kotlin + coroutines
+ implementation "androidx.work:work-runtime-ktx:$work_version"
+
+
+ testImplementation 'org.junit.jupiter:junit-jupiter'
+ testImplementation 'com.google.truth:truth:1.1.2'
+ testImplementation("org.junit.jupiter:junit-jupiter-api:5.7.1")
+ testImplementation 'org.jetbrains.kotlinx:kotlinx-coroutines-test:1.4.2'
+ testImplementation 'androidx.test:core:1.3.0'
+ testImplementation 'junit:junit:4.13.2'
+ testImplementation 'org.robolectric:robolectric:4.5.1'
+ testImplementation 'org.mockito:mockito-core:1.10.19'
+
+
+ androidTestImplementation 'androidx.test.ext:junit:1.1.2'
+ androidTestImplementation "junit:junit:4.13.2"
+ androidTestImplementation 'org.jetbrains.kotlinx:kotlinx-coroutines-test:1.4.2'
+ androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
+ androidTestImplementation 'androidx.test.espresso:espresso-contrib:3.3.0'
+ androidTestImplementation 'androidx.test:runner:1.3.0'
+ androidTestImplementation 'androidx.test:rules:1.3.0'
+}
\ No newline at end of file
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
new file mode 100644
index 0000000..481bb43
--- /dev/null
+++ b/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
\ No newline at end of file
diff --git a/app/src/androidTest/java/com/macoev/roomsample/MainActivityTest.kt b/app/src/androidTest/java/com/macoev/roomsample/MainActivityTest.kt
new file mode 100644
index 0000000..2c0a2b8
--- /dev/null
+++ b/app/src/androidTest/java/com/macoev/roomsample/MainActivityTest.kt
@@ -0,0 +1,85 @@
+package com.macoev.roomsample
+
+import android.app.Application
+import android.view.View
+import android.widget.Button
+import androidx.annotation.IdRes
+import androidx.test.core.app.ActivityScenario
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.espresso.Espresso.onView
+import androidx.test.espresso.UiController
+import androidx.test.espresso.ViewAction
+import androidx.test.espresso.action.ViewActions.*
+import androidx.test.espresso.assertion.ViewAssertions.matches
+import androidx.test.espresso.contrib.RecyclerViewActions
+import androidx.test.espresso.matcher.ViewMatchers.hasChildCount
+import androidx.test.espresso.matcher.ViewMatchers.withId
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.macoev.roomsample.adapter.UserViewHolder
+import com.macoev.roomsample.data.repository.Repository
+import org.hamcrest.Matcher
+import org.hamcrest.Matchers.any
+import org.junit.After
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+class MainActivityTest {
+
+ private lateinit var repository: Repository
+ private val context = ApplicationProvider.getApplicationContext()
+
+
+// @get:Rule
+// val activityRule = ActivityScenarioRule(MainActivity::class.java)
+
+ @Before
+ fun init() {
+ repository = RepositoryLocator.get(context)
+ repository.deleteAll()
+ }
+
+ @After
+ fun reset() {
+ repository.deleteAll()
+ }
+
+ @Test
+ fun addAndDeleteUser() {
+ val activityScenario = ActivityScenario.launch(MainActivity::class.java)
+ onView(withId(R.id.rv)).check(matches(hasChildCount(0)))
+ onView(withId(R.id.add)).perform(click()).perform(click()).perform(click())
+ Thread.sleep(2000)
+ onView(withId(R.id.rv))
+ .check(matches(hasChildCount(3)))
+ .perform(
+ RecyclerViewActions.actionOnItemAtPosition(
+ 1, recyclerChildAction