Fixed Robolectric test app (#1765)

* Fixed Robolectric test app

* Fixed Robolectric test

build.gradle.kts

@@ -11,7 +11,7 @@ buildscript {
 
    dependencies {
       // To be uncommented if adding any Android project
-      // classpath("com.android.tools.build:gradle:4.1.0-rc03")
+      classpath("com.android.tools.build:gradle:4.1.0-rc03")
    }
 }
 

buildSrc/src/main/kotlin/AndroidLibs.kt

@@ -0,0 +1,66 @@
+@file:Suppress("SpellCheckingInspection")
+
+object AndroidLibs {
+    const val robolectric = "org.robolectric:robolectric:4.4"
+
+    object KotlinX {
+        const val coroutinesAndroid = "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.9"
+    }
+
+    object AndroidX {
+        const val coreKtx = "androidx.core:core-ktx:1.3.1"
+        const val appCompat = "androidx.appcompat:appcompat:1.2.0"
+        const val constraintLayout = "androidx.constraintlayout:constraintlayout:2.0.1"
+
+        object ArchCore {
+            private const val version = "2.1.0"
+
+            const val common = "androidx.arch.core:core-common:$version"
+            const val runtime = "androidx.arch.core:core-runtime:$version"
+            const val testing = "androidx.arch.core:core-testing:$version"
+        }
+
+        object Fragment {
+            private const val version = "1.2.5"
+
+            const val fragmentKtx = "androidx.fragment:fragment-ktx:$version"
+            const val testing = "androidx.fragment:fragment-testing:$version"
+        }
+
+        object Navigation {
+            private const val version = "2.3.0"
+
+            const val runtimeKtx = "androidx.navigation:navigation-runtime-ktx:$version"
+            const val fragmentKtx = "androidx.navigation:navigation-fragment-ktx:$version"
+            const val uiKtx = "androidx.navigation:navigation-ui-ktx:$version"
+        }
+
+        object Lifecycle {
+            private const val version = "2.2.0"
+
+            const val runtimeKtx = "androidx.lifecycle:lifecycle-runtime-ktx:$version"
+            const val liveDataKtx = "androidx.lifecycle:lifecycle-livedata-ktx:$version"
+            const val viewModelKtx = "androidx.lifecycle:lifecycle-viewmodel-ktx:$version"
+        }
+
+        object Espresso {
+            const val core = "androidx.test.espresso:espresso-core:3.3.0"
+        }
+
+        object Testing {
+            private const val version = "1.3.0"
+
+            const val extJUnit = "androidx.test.ext:junit:1.1.2"
+            const val runner = "androidx.test:runner:$version"
+            const val rules = "androidx.test:rules:$version"
+            const val monitor = "androidx.test:monitor:$version"
+        }
+    }
+
+    object Google {
+        const val materialComponents = "com.google.android.material:material:1.2.1"
+    }
+
+    const val desugarJdk = "com.android.tools:desugar_jdk_libs:1.0.10"
+    const val liveDataTestingKtx = "com.jraska.livedata:testing-ktx:1.1.2"
+}

buildSrc/src/main/kotlin/Libs.kt

@@ -142,6 +142,7 @@ object Libs {
       const val coreMingw = "org.jetbrains.kotlinx:kotlinx-coroutines-core-mingwx64:$version"
       const val coreMacos = "org.jetbrains.kotlinx:kotlinx-coroutines-core-macosx64:$version"
       const val jdk8 = "org.jetbrains.kotlinx:kotlinx-coroutines-jdk8:$version"
+      const val test = "org.jetbrains.kotlinx:kotlinx-coroutines-test:$version"
    }
 
    object Ktor {
@@ -164,4 +165,8 @@ object Libs {
       private const val version = "0.1.0"
       const val kotlintime = "org.jetbrains.kotlinx:kotlinx-datetime:$version"
    }
+
+   object Android {
+      const val desugarJdk = "com.android.tools:desugar_jdk_libs:1.0.10"
+   }
 }

gradle.properties

@@ -26,3 +26,4 @@ systemProp.kotlin.native.disableCompilerDaemon=true
 kotlin.mpp.enableGranularSourceSetsMetadata=true
 
 android.useAndroidX=true
+android.enableJetifier=true

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Tue Oct 06 11:32:18 BST 2020
+#Fri Oct 09 09:29:11 BST 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.5.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5.1-all.zip

kotest-tests/kotest-tests-robolectric/.gitignore

@@ -0,0 +1 @@
+/build

kotest-tests/kotest-tests-robolectric/build.gradle.kts

@@ -3,70 +3,105 @@ import org.jetbrains.kotlin.config.KotlinCompilerVersion
 plugins {
    id("com.android.application")
    kotlin("android")
-   kotlin("android.extensions")
+   kotlin("kapt")
 }
 
 android {
    compileSdkVersion(30)
 
-   compileOptions {
-      sourceCompatibility = JavaVersion.VERSION_1_8
-      targetCompatibility = JavaVersion.VERSION_1_8
-   }
-
-   kotlinOptions {
-      jvmTarget = JavaVersion.VERSION_1_8.toString()
+   testOptions {
+      unitTests {
+         isReturnDefaultValues = true
+         isIncludeAndroidResources = true
+      }
    }
 
-   lintOptions {
-      tasks.lint.get().enabled = false
+   buildFeatures {
+      viewBinding = true
    }
 
    defaultConfig {
-      applicationId = "io.kotest.androidtests"
+      applicationId = "com.sksamuel.robolectric"
       minSdkVersion(21)
       targetSdkVersion(30)
+      versionCode = 1
+      versionName = "1.0"
 
       testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
    }
 
-   testOptions {
-      unitTests.isIncludeAndroidResources = true
-      unitTests.isReturnDefaultValues = true
-   }
+   compileOptions {
+      // Flag to enable support for the new language APIs
+      isCoreLibraryDesugaringEnabled = true
+      sourceCompatibility = JavaVersion.VERSION_1_8
+      targetCompatibility = JavaVersion.VERSION_1_8
 
-   packagingOptions {
-      exclude("META-INF/LICENSE.md")
-      exclude("META-INF/LICENSE-notice.md")
+   }
+   kotlinOptions {
+      jvmTarget = "1.8"
+      freeCompilerArgs = freeCompilerArgs + listOf(
+         "-Xuse-experimental=kotlinx.coroutines.ExperimentalCoroutinesApi"
+      )
    }
 
    useLibrary("android.test.runner")
    useLibrary("android.test.base")
    useLibrary("android.test.mock")
 
+   packagingOptions {
+      exclude("META-INF/LICENSE.md")
+      exclude("META-INF/LICENSE-notice.md")
+   }
 }
 
 dependencies {
-   // Kotlin
-   implementation(kotlin("stdlib-jdk8", KotlinCompilerVersion.VERSION))
-   implementation(kotlin("reflect", KotlinCompilerVersion.VERSION))
-   implementation("org.jetbrains.kotlinx:kotlinx-serialization-runtime:0.20.0")
+   implementation(kotlin("stdlib", KotlinCompilerVersion.VERSION))
+   implementation(kotlin("script-runtime", KotlinCompilerVersion.VERSION))
+   implementation(AndroidLibs.KotlinX.coroutinesAndroid)
+
+   implementation(AndroidLibs.AndroidX.coreKtx)
+   implementation(AndroidLibs.AndroidX.appCompat)
+   implementation(AndroidLibs.AndroidX.constraintLayout)
+   implementation(AndroidLibs.AndroidX.ArchCore.common)
+   implementation(AndroidLibs.AndroidX.Fragment.fragmentKtx)
+   implementation(AndroidLibs.AndroidX.Navigation.runtimeKtx)
+   implementation(AndroidLibs.AndroidX.Navigation.fragmentKtx)
+   implementation(AndroidLibs.AndroidX.Navigation.uiKtx)
+   implementation(AndroidLibs.AndroidX.Lifecycle.runtimeKtx)
+   implementation(AndroidLibs.AndroidX.Lifecycle.liveDataKtx)
+   implementation(AndroidLibs.AndroidX.Lifecycle.viewModelKtx)
+
+   coreLibraryDesugaring(AndroidLibs.desugarJdk)
+
+   testDependencies()
+}
 
-   // Android
-   implementation("androidx.core:core-ktx:1.3.2")
+tasks {
+   withType<Test> {
+      useJUnitPlatform()
+   }
+}
+
+fun DependencyHandlerScope.testDependencies() {
+   testImplementation(kotlin("test", KotlinCompilerVersion.VERSION))
+   testImplementation(kotlin("reflect", KotlinCompilerVersion.VERSION))
+   testImplementation(Libs.Coroutines.test)
+   testImplementation(AndroidLibs.liveDataTestingKtx)
+   testImplementation(AndroidLibs.AndroidX.ArchCore.testing)
+   testImplementation(AndroidLibs.AndroidX.Testing.extJUnit)
+   testImplementation(AndroidLibs.AndroidX.Espresso.core)
 
-   // Test
-   testImplementation(project(Projects.Engine))
-   testImplementation(project(Projects.AssertionsShared))
    testImplementation(project(Projects.JunitRunner))
+   testImplementation(project(Projects.AssertionsCore))
+   testImplementation(project(Projects.Property))
+
+   testImplementation(AndroidLibs.AndroidX.Testing.runner)
+   testImplementation(AndroidLibs.AndroidX.Testing.rules)
    testImplementation(project(Projects.extension("robolectric")))
-   testImplementation(Libs.Robolectric.robolectric)
+   testImplementation(AndroidLibs.robolectric)
 
-   testImplementation("androidx.test:core:1.3.0")
-   testImplementation("androidx.test:runner:1.3.0")
-   testImplementation("androidx.test:rules:1.3.0")
-   testImplementation("androidx.test.ext:junit:1.1.2")
-   testImplementation("androidx.test.espresso:espresso-core:3.3.0")
+   androidTestImplementation(AndroidLibs.AndroidX.Espresso.core)
+   debugImplementation(AndroidLibs.AndroidX.Fragment.testing)
 }
 
 // Workaround for Robolectric https://github.com/robolectric/robolectric/issues/5092
@@ -75,9 +110,3 @@ configurations.all {
       force("androidx.test:monitor:1.3.0")
    }
 }
-
-tasks {
-   withType<Test> {
-      useJUnitPlatform()
-   }
-}

kotest-tests/kotest-tests-robolectric/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

kotest-tests/kotest-tests-robolectric/src/main/AndroidManifest.xml

@@ -1,5 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-   package="io.kotest.androidtest">
+   package="com.sksamuel.robolectric">
 
    <application
       android:allowBackup="false"
@@ -8,12 +9,16 @@
       <uses-library
          android:name="android.test.runner"
          android:required="false" />
-      <uses-library android:name="android.test.base"
+      <uses-library
+         android:name="android.test.base"
          android:required="false" />
-      <uses-library android:name="android.test.mock"
+      <uses-library
+         android:name="android.test.mock"
          android:required="false" />
 
-      <activity android:name=".MainActivity">
+      <activity
+         android:name=".MainActivity"
+         android:theme="@style/Theme.AppCompat.Light">
          <intent-filter>
             <action android:name="android.intent.action.MAIN" />
             <category android:name="android.intent.category.LAUNCHER" />

kotest-tests/kotest-tests-robolectric/src/main/java/io/kotest/androidtest/MainActivity.kt → kotest-tests/kotest-tests-robolectric/src/main/java/com/sksamuel/robolectric/MainActivity.kt

@@ -1,10 +1,9 @@
-package io.kotest.androidtest
+package com.sksamuel.robolectric
 
 import android.app.Activity
 import android.os.Bundle
 
 class MainActivity : Activity() {
-
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)

kotest-tests/kotest-tests-robolectric/src/main/res/layout/activity_main.xml

@@ -1,14 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context="io.kotest.androidtest.MainActivity">
-
-    <TextView
-        android:id="@+id/textview"
-        android:layout_height="wrap_content" 
-        android:layout_width="wrap_content"
-        android:text="Kotest!"/>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+   xmlns:app="http://schemas.android.com/apk/res-auto"
+   xmlns:tools="http://schemas.android.com/tools"
+   android:layout_width="match_parent"
+   android:layout_height="match_parent"
+   tools:context="com.sksamuel.robolectric.MainActivity">
 
-</LinearLayout>
+   <TextView
+      android:id="@+id/textview"
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:text="Kotest!"
+      app:layout_constraintBottom_toBottomOf="parent"
+      app:layout_constraintLeft_toLeftOf="parent"
+      app:layout_constraintRight_toRightOf="parent"
+      app:layout_constraintTop_toTopOf="parent"
+      tools:ignore="HardcodedText" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

kotest-tests/kotest-tests-robolectric/src/test/java/com/sksamuel/robolectric/DummyRobolectricTest.kt

@@ -0,0 +1,17 @@
+package com.sksamuel.robolectric
+
+import androidx.test.core.app.ActivityScenario
+import androidx.test.espresso.Espresso.onView
+import androidx.test.espresso.assertion.ViewAssertions
+import androidx.test.espresso.matcher.ViewMatchers.withId
+import androidx.test.espresso.matcher.ViewMatchers.withText
+import io.kotest.core.spec.style.FunSpec
+import io.kotest.extensions.robolectric.RobolectricTest
+
+@RobolectricTest
+class DummyRobolectricTest : FunSpec({
+   test("Hello, Robo!") {
+      ActivityScenario.launch(MainActivity::class.java)
+      onView(withId(R.id.textview)).check(ViewAssertions.matches(withText("Kotest!")))
+   }
+})

kotest-tests/kotest-tests-robolectric/src/test/java/io/kotest/androidtest/ProjectConfig.kt → kotest-tests/kotest-tests-robolectric/src/test/java/com/sksamuel/robolectric/ProjectConfig.kt

@@ -1,10 +1,10 @@
-package io.kotest.androidtest
+package com.sksamuel.robolectric
 
 import io.kotest.core.config.AbstractProjectConfig
-import io.kotest.core.extensions.ConstructorExtension
 import io.kotest.core.extensions.Extension
 import io.kotest.extensions.robolectric.RobolectricExtension
 
 object ProjectConfig : AbstractProjectConfig() {
-   override fun extensions() = listOf(RobolectricExtension() as ConstructorExtension)
+   @Suppress("CAST_NEVER_SUCCEEDS")
+   override fun extensions() = listOf(RobolectricExtension() as Extension)
 }