Run integration tests on iOS in CI

.github/workflows/ci.yml

@@ -6,6 +6,9 @@ on:
       - develop
   pull_request:
 
+env:
+  FLUTTER_CHANNEL: stable
+
 jobs:
   floor-annotation:
     runs-on: ubuntu-latest
@@ -54,7 +57,6 @@ jobs:
         run: dartfmt -n --set-exit-if-changed .
 
       - name: Run tests
-        if:
         working-directory: floor_generator
         run: pub run test_cov
 
@@ -70,16 +72,36 @@ jobs:
     strategy:
       matrix:
         os: [ macos-latest, windows-latest, ubuntu-latest ]
+        include:
+          - os: ubuntu-latest
+            flutter-path: /opt/hostedtoolcache/flutter
+          - os: macos-latest
+            flutter-path: /Users/runner/hostedtoolcache/flutter
+          - os: windows-latest
+            flutter-path: C:\hostedtoolcache\windows\flutter
     timeout-minutes: 10
 
     steps:
       - name: Check out code
         uses: actions/checkout@v2
 
+      - name: Cache Flutter
+        uses: actions/cache@v2
+        with:
+          path: ${{ matrix.flutter-path }}
+          key: ${{ runner.os }}-flutter-${{ env.FLUTTER_CHANNEL }}
+
       - name: Install Flutter
         uses: subosito/flutter-action@v1
         with:
-          channel: stable
+          channel: ${{ env.FLUTTER_CHANNEL}}
+
+      - name: Cache dependencies
+        uses: actions/cache@v2
+        with:
+          path: ${{ env.FLUTTER_HOME }}/.pub-cache
+          key: ${{ runner.os }}-pub-${{ hashFiles('**/pubspec.lock') }}
+          restore-keys: ${{ runner.os }}-pub-
 
       - name: Install dependencies
         run: flutter packages get
@@ -110,6 +132,67 @@ jobs:
           flags: floor
           file: ./floor/coverage/lcov.info
 
+  floor-test:
+    runs-on: macos-latest
+    timeout-minutes: 10
+
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v2
+
+      - name: Cache Flutter
+        uses: actions/cache@v2
+        with:
+          path: /Users/runner/hostedtoolcache/flutter
+          key: ${{ runner.os }}-flutter-${{ env.FLUTTER_CHANNEL }}
+
+      - name: Install Flutter
+        uses: subosito/flutter-action@v1
+        with:
+          channel: ${{ env.FLUTTER_CHANNEL}}
+
+      - name: Cache dependencies
+        uses: actions/cache@v2
+        with:
+          path: ${{ env.FLUTTER_HOME }}/.pub-cache
+          key: ${{ runner.os }}-pub-${{ hashFiles('**/pubspec.lock') }}
+          restore-keys: ${{ runner.os }}-pub-
+
+      - name: Install dependencies
+        run: flutter packages get
+        working-directory: floor_test
+
+      - name: Analyze
+        run: flutter analyze
+        working-directory: floor_test
+
+      - name: Start iOS simulator
+        run: xcrun simctl boot "iPhone 12"
+
+      - name: Cache Xcode Derived Data
+        uses: actions/cache@v2
+        with:
+          path: ~/Library/Developer/Xcode/DerivedData
+          key: ${{ runner.os }}-derived-data
+
+#      - name: Cache Flutter Framework
+#        uses: actions/cache@v2
+#        with:
+#          path: floor_test/ios/Flutter
+#          key: ${{ runner.os }}-pods-${{ hashFiles('**/Podfile.lock') }}
+#          restore-keys: ${{ runner.os }}-pods-
+#
+#      - name: Cache Pods
+#        uses: actions/cache@v2
+#        with:
+#          path: floor_test/ios/Pods
+#          key: ${{ runner.os }}-pods-${{ hashFiles('floor_test/ios/Podfile.lock') }}
+#          restore-keys: ${{ runner.os }}-pods-
+
+      - name: Run integration tests
+        working-directory: floor_test
+        run: flutter drive --driver=test_driver/integration_test.dart --target=integration_test/main_test.dart
+
   example:
     runs-on: ubuntu-latest
     timeout-minutes: 10
@@ -118,10 +201,16 @@ jobs:
       - name: Check out code
         uses: actions/checkout@v2
 
+      - name: Cache Flutter
+        uses: actions/cache@v2
+        with:
+          path: /opt/hostedtoolcache/flutter
+          key: ${{ runner.os }}-flutter-${{ env.FLUTTER_CHANNEL }}
+
       - name: Install Flutter
         uses: subosito/flutter-action@v1
         with:
-          channel: stable
+          channel: ${{ env.FLUTTER_CHANNEL}}
 
       - name: Install dependencies
         run: flutter packages get

floor_test/.gitignore

@@ -0,0 +1,41 @@
+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+**/doc/api/
+**/ios/Flutter/.last_build_id
+.dart_tool/
+.flutter-plugins
+.flutter-plugins-dependencies
+.packages
+.pub-cache/
+.pub/
+/build/
+
+# Web related
+lib/generated_plugin_registrant.dart
+
+# Symbolication related
+app.*.symbols
+
+# Obfuscation related
+app.*.map.json

floor_test/.metadata

@@ -0,0 +1,10 @@
+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+  revision: 1aafb3a8b9b0c36241c5f5b34ee914770f015818
+  channel: stable
+
+project_type: app

floor_test/README.md

@@ -0,0 +1,16 @@
+# floor_test
+
+A new Flutter project.
+
+## Getting Started
+
+This project is a starting point for a Flutter application.
+
+A few resources to get you started if this is your first Flutter project:
+
+- [Lab: Write your first Flutter app](https://flutter.dev/docs/get-started/codelab)
+- [Cookbook: Useful Flutter samples](https://flutter.dev/docs/cookbook)
+
+For help getting started with Flutter, view our
+[online documentation](https://flutter.dev/docs), which offers tutorials,
+samples, guidance on mobile development, and a full API reference.

floor_test/android/.gitignore

@@ -0,0 +1,11 @@
+gradle-wrapper.jar
+/.gradle
+/captures/
+/gradlew
+/gradlew.bat
+/local.properties
+GeneratedPluginRegistrant.java
+
+# Remember to never publicly share your keystore.
+# See https://flutter.dev/docs/deployment/android#reference-the-keystore-from-the-app
+key.properties

floor_test/android/app/build.gradle

@@ -0,0 +1,68 @@
+def localProperties = new Properties()
+def localPropertiesFile = rootProject.file('local.properties')
+if (localPropertiesFile.exists()) {
+    localPropertiesFile.withReader('UTF-8') { reader ->
+        localProperties.load(reader)
+    }
+}
+
+def flutterRoot = localProperties.getProperty('flutter.sdk')
+if (flutterRoot == null) {
+    throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
+}
+
+def flutterVersionCode = localProperties.getProperty('flutter.versionCode')
+if (flutterVersionCode == null) {
+    flutterVersionCode = '1'
+}
+
+def flutterVersionName = localProperties.getProperty('flutter.versionName')
+if (flutterVersionName == null) {
+    flutterVersionName = '1.0'
+}
+
+apply plugin: 'com.android.application'
+apply plugin: 'kotlin-android'
+apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
+
+android {
+    compileSdkVersion 29
+
+    sourceSets {
+        main.java.srcDirs += 'src/main/kotlin'
+    }
+
+    lintOptions {
+        disable 'InvalidPackage'
+    }
+
+    defaultConfig {
+        applicationId "dev.vitus.floor_test"
+        minSdkVersion 16
+        targetSdkVersion 29
+        versionCode flutterVersionCode.toInteger()
+        versionName flutterVersionName
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            // TODO: Add your own signing config for the release build.
+            // Signing with the debug keys for now, so `flutter run --release` works.
+            signingConfig signingConfigs.debug
+        }
+    }
+}
+
+flutter {
+    source '../..'
+}
+
+dependencies {
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'androidx.test:runner:1.2.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+}

floor_test/android/app/src/androidTest/java/dev/vitus/floor_test/MainActivityTest.java

@@ -0,0 +1,12 @@
+package dev.vitus.floor_test;
+
+import androidx.test.rule.ActivityTestRule;
+import dev.flutter.plugins.integration_test.FlutterTestRunner;
+import org.junit.Rule;
+import org.junit.runner.RunWith;
+
+@RunWith(FlutterTestRunner.class)
+public class MainActivityTest {
+  @Rule
+  public ActivityTestRule<MainActivity> rule = new ActivityTestRule<>(MainActivity.class, true, false);
+}

floor_test/android/app/src/debug/AndroidManifest.xml

@@ -0,0 +1,7 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="dev.vitus.floor_test">
+    <!-- Flutter needs it to communicate with the running application
+         to allow setting breakpoints, to provide hot reload, etc.
+    -->
+    <uses-permission android:name="android.permission.INTERNET"/>
+</manifest>

floor_test/android/app/src/main/AndroidManifest.xml

@@ -0,0 +1,47 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="dev.vitus.floor_test">
+    <!-- io.flutter.app.FlutterApplication is an android.app.Application that
+         calls FlutterMain.startInitialization(this); in its onCreate method.
+         In most cases you can leave this as-is, but you if you want to provide
+         additional functionality it is fine to subclass or reimplement
+         FlutterApplication and put your custom class here. -->
+    <application
+        android:name="io.flutter.app.FlutterApplication"
+        android:label="floor_test"
+        android:icon="@mipmap/ic_launcher">
+        <activity
+            android:name=".MainActivity"
+            android:launchMode="singleTop"
+            android:theme="@style/LaunchTheme"
+            android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
+            android:hardwareAccelerated="true"
+            android:windowSoftInputMode="adjustResize">
+            <!-- Specifies an Android theme to apply to this Activity as soon as
+                 the Android process has started. This theme is visible to the user
+                 while the Flutter UI initializes. After that, this theme continues
+                 to determine the Window background behind the Flutter UI. -->
+            <meta-data
+              android:name="io.flutter.embedding.android.NormalTheme"
+              android:resource="@style/NormalTheme"
+              />
+            <!-- Displays an Android View that continues showing the launch screen
+                 Drawable until Flutter paints its first frame, then this splash
+                 screen fades out. A splash screen is useful to avoid any visual
+                 gap between the end of Android's launch screen and the painting of
+                 Flutter's first frame. -->
+            <meta-data
+              android:name="io.flutter.embedding.android.SplashScreenDrawable"
+              android:resource="@drawable/launch_background"
+              />
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+        </activity>
+        <!-- Don't delete the meta-data below.
+             This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
+        <meta-data
+            android:name="flutterEmbedding"
+            android:value="2" />
+    </application>
+</manifest>

floor_test/android/app/src/main/kotlin/dev/vitus/floor_test/MainActivity.kt

@@ -0,0 +1,14 @@
+package dev.vitus.floor_test
+
+import android.os.Bundle
+import dev.flutter.plugins.integration_test.IntegrationTestPlugin
+import io.flutter.app.FlutterActivity
+
+class MainActivity: FlutterActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        IntegrationTestPlugin.registerWith(
+            registrarFor("dev.flutter.plugins.integration_test.IntegrationTestPlugin"))
+    }
+}

floor_test/android/app/src/main/res/drawable/launch_background.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Modify this file to customize your launch splash screen -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="@android:color/white" />
+
+    <!-- You can insert your own image assets here -->
+    <!-- <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@mipmap/launch_image" />
+    </item> -->
+</layer-list>