tests: added test driver

android/app/src/main/AndroidManifest.xml

@@ -31,7 +31,6 @@
     <uses-permission android:name="android.permission.ACCESS_MEDIA_LOCATION" />
 
     <!-- TODO TLAD remove this permission once this issue is fixed:
-    https://github.com/flutter/flutter/issues/42349
     https://github.com/flutter/flutter/issues/42451
     -->
     <uses-permission android:name="android.permission.WAKE_LOCK" />

android/app/src/main/java/deckers/thibault/aves/channel/calls/StorageHandler.java

@@ -1,6 +1,7 @@
 package deckers.thibault.aves.channel.calls;
 
 import android.content.Context;
+import android.media.MediaScannerConnection;
 import android.os.Build;
 import android.os.storage.StorageManager;
 import android.os.storage.StorageVolume;
@@ -51,6 +52,10 @@ public class StorageHandler implements MethodChannel.MethodCallHandler {
                 }
                 break;
             }
+            case "scanFile": {
+                scanFile(call, new MethodResultWrapper(result));
+                break;
+            }
             default:
                 result.notImplemented();
                 break;
@@ -82,4 +87,12 @@ public class StorageHandler implements MethodChannel.MethodCallHandler {
         }
         return volumes;
     }
+
+    private void scanFile(MethodCall call, MethodChannel.Result result) {
+        String path = call.argument("path");
+        String mimeType = call.argument("mimeType");
+        MediaScannerConnection.scanFile(context, new String[]{path}, new String[]{mimeType}, (p, uri) -> {
+            result.success(uri != null ? uri.toString() : null);
+        });
+    }
 }

lib/model/settings.dart

@@ -1,9 +1,10 @@
-import 'package:aves/model/source/collection_lens.dart';
 import 'package:aves/widgets/fullscreen/info/location_section.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/widgets.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 
+import 'source/enums.dart';
+
 final Settings settings = Settings._private();
 
 typedef SettingsCallback = void Function(String key, dynamic oldValue, dynamic newValue);

lib/model/source/collection_lens.dart

@@ -12,6 +12,8 @@ import 'package:aves/utils/change_notifier.dart';
 import 'package:collection/collection.dart';
 import 'package:flutter/foundation.dart';
 
+import 'enums.dart';
+
 class CollectionLens with ChangeNotifier, CollectionActivityMixin, CollectionSelectionMixin {
   final CollectionSource source;
   final Set<CollectionFilter> filters;
@@ -214,12 +216,6 @@ class CollectionLens with ChangeNotifier, CollectionActivityMixin, CollectionSel
   }
 }
 
-enum SortFactor { date, size, name }
-
-enum GroupFactor { none, album, month, day }
-
-enum Activity { browse, select }
-
 mixin CollectionActivityMixin {
   final ValueNotifier<Activity> _activityNotifier = ValueNotifier(Activity.browse);
 

lib/model/source/collection_source.dart

@@ -11,6 +11,8 @@ import 'package:aves/model/source/tag.dart';
 import 'package:event_bus/event_bus.dart';
 import 'package:flutter/foundation.dart';
 
+import 'enums.dart';
+
 mixin SourceBase {
   final List<ImageEntry> _rawEntries = [];
 

lib/model/source/enums.dart

@@ -0,0 +1,5 @@
+enum SortFactor { date, size, name }
+
+enum GroupFactor { none, album, month, day }
+
+enum Activity { browse, select }

lib/services/android_file_service.dart

@@ -52,4 +52,19 @@ class AndroidFileService {
     }
     return false;
   }
+
+  // return media URI
+  static Future<Uri> scanFile(String path, String mimeType) async {
+    debugPrint('scanFile with path=$path, mimeType=$mimeType');
+    try {
+      final uriString = await platform.invokeMethod('scanFile', <String, dynamic>{
+        'path': path,
+        'mimeType': mimeType,
+      });
+      return Uri.tryParse(uriString ?? '');
+    } on PlatformException catch (e) {
+      debugPrint('scanFile failed with code=${e.code}, exception=${e.message}, details=${e.details}}');
+    }
+    return null;
+  }
 }

lib/widgets/album/app_bar.dart

@@ -3,6 +3,7 @@ import 'dart:async';
 import 'package:aves/main.dart';
 import 'package:aves/model/settings.dart';
 import 'package:aves/model/source/collection_lens.dart';
+import 'package:aves/model/source/enums.dart';
 import 'package:aves/utils/durations.dart';
 import 'package:aves/widgets/album/filter_bar.dart';
 import 'package:aves/widgets/album/search/search_delegate.dart';
@@ -133,7 +134,7 @@ class _CollectionAppBarState extends State<CollectionAppBar> with SingleTickerPr
 
   Widget _buildAppBarTitle() {
     if (collection.isBrowsing) {
-      Widget title = Text(AvesApp.mode == AppMode.pick ? 'Select' : 'Aves');
+      Widget title = Text(AvesApp.mode == AppMode.pick ? 'Select' : 'Aves', key: Key('appbar-title'));
       if (AvesApp.mode == AppMode.main) {
         title = SourceStateAwareAppBarTitle(
           title: title,
@@ -184,15 +185,18 @@ class _CollectionAppBarState extends State<CollectionAppBar> with SingleTickerPr
             )),
       Builder(
         builder: (context) => PopupMenuButton<CollectionAction>(
+          key: Key('menu-button'),
           itemBuilder: (context) {
             final hasSelection = collection.selection.isNotEmpty;
             return [
               PopupMenuItem(
+                key: Key('menu-sort'),
                 value: CollectionAction.sort,
                 child: MenuRow(text: 'Sort...', icon: AIcons.sort),
               ),
               if (collection.sortFactor == SortFactor.date)
                 PopupMenuItem(
+                  key: Key('menu-group'),
                   value: CollectionAction.group,
                   child: MenuRow(text: 'Group...', icon: AIcons.group),
                 ),

lib/widgets/album/grid/header_generic.dart

@@ -2,6 +2,7 @@ import 'dart:math';
 
 import 'package:aves/model/source/collection_lens.dart';
 import 'package:aves/model/source/collection_source.dart';
+import 'package:aves/model/source/enums.dart';
 import 'package:aves/utils/android_file_utils.dart';
 import 'package:aves/utils/constants.dart';
 import 'package:aves/utils/durations.dart';

lib/widgets/album/thumbnail/overlay.dart

@@ -2,6 +2,7 @@ import 'dart:math';
 
 import 'package:aves/model/image_entry.dart';
 import 'package:aves/model/source/collection_lens.dart';
+import 'package:aves/model/source/enums.dart';
 import 'package:aves/utils/durations.dart';
 import 'package:aves/widgets/common/fx/sweeper.dart';
 import 'package:aves/widgets/common/icons.dart';

lib/widgets/common/action_delegates/group_collection_dialog.dart

@@ -1,5 +1,5 @@
 import 'package:aves/model/settings.dart';
-import 'package:aves/model/source/collection_lens.dart';
+import 'package:aves/model/source/enums.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/widgets.dart';
 
@@ -35,6 +35,7 @@ class _GroupCollectionDialogState extends State<GroupCollectionDialog> {
           child: Text('Cancel'.toUpperCase()),
         ),
         FlatButton(
+          key: Key('apply-button'),
           onPressed: () => Navigator.pop(context, _selectedGroup),
           child: Text('Apply'.toUpperCase()),
         ),
@@ -42,8 +43,9 @@ class _GroupCollectionDialogState extends State<GroupCollectionDialog> {
     );
   }
 
-  Widget _buildRadioListTile(GroupFactor group, String title) => RadioListTile<GroupFactor>(
+  Widget _buildRadioListTile(GroupFactor value, String title) => RadioListTile<GroupFactor>(
-        value: group,
+        key: Key(value.toString()),
+        value: value,
         groupValue: _selectedGroup,
         onChanged: (group) => setState(() => _selectedGroup = group),
         title: Text(

lib/widgets/common/action_delegates/sort_collection_dialog.dart

@@ -1,5 +1,5 @@
 import 'package:aves/model/settings.dart';
-import 'package:aves/model/source/collection_lens.dart';
+import 'package:aves/model/source/enums.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/widgets.dart';
 
@@ -34,6 +34,7 @@ class _SortCollectionDialogState extends State<SortCollectionDialog> {
           child: Text('Cancel'.toUpperCase()),
         ),
         FlatButton(
+          key: Key('apply-button'),
           onPressed: () => Navigator.pop(context, _selectedSort),
           child: Text('Apply'.toUpperCase()),
         ),
@@ -41,8 +42,9 @@ class _SortCollectionDialogState extends State<SortCollectionDialog> {
     );
   }
 
-  Widget _buildRadioListTile(SortFactor sort, String title) => RadioListTile<SortFactor>(
+  Widget _buildRadioListTile(SortFactor value, String title) => RadioListTile<SortFactor>(
-        value: sort,
+        key: Key(value.toString()),
+        value: value,
         groupValue: _selectedSort,
         onChanged: (sort) => setState(() => _selectedSort = sort),
         title: Text(

lib/widgets/welcome_page.dart

@@ -93,11 +93,13 @@ class _WelcomePageState extends State<WelcomePage> {
 
   List<Widget> _buildBottomControls(BuildContext context) {
     final checkbox = LabeledCheckbox(
+      key: Key('agree-checkbox'),
       value: _hasAcceptedTerms,
       onChanged: (v) => setState(() => _hasAcceptedTerms = v),
       text: 'I agree to the terms and conditions',
     );
     final button = RaisedButton(
+      key: Key('continue-button'),
       child: Text('Continue'),
       onPressed: _hasAcceptedTerms
           ? () {

pubspec.lock

@@ -1,6 +1,20 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  _fe_analyzer_shared:
+    dependency: transitive
+    description:
+      name: _fe_analyzer_shared
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "7.0.0"
+  analyzer:
+    dependency: transitive
+    description:
+      name: analyzer
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.39.17"
   ansicolor:
     dependency: transitive
     description:
@@ -78,6 +92,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.9.0"
+  cli_util:
+    dependency: transitive
+    description:
+      name: cli_util
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.2.0"
   clock:
     dependency: transitive
     description:
@@ -106,6 +127,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.1"
+  coverage:
+    dependency: transitive
+    description:
+      name: coverage
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.14.0"
   crypto:
     dependency: transitive
     description:
@@ -113,6 +141,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.5"
+  csslib:
+    dependency: transitive
+    description:
+      name: csslib
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.16.2"
   draggable_scrollbar:
     dependency: "direct main"
     description:
@@ -178,6 +213,11 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.4.1"
+  flutter_driver:
+    dependency: "direct dev"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
   flutter_ijkplayer:
     dependency: "direct main"
     description:
@@ -246,6 +286,11 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  fuchsia_remote_debug_protocol:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
   geocoder:
     dependency: "direct main"
     description:
@@ -253,6 +298,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.2.1"
+  glob:
+    dependency: transitive
+    description:
+      name: glob
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
   google_maps_flutter:
     dependency: "direct main"
     description:
@@ -267,6 +319,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.4"
+  html:
+    dependency: transitive
+    description:
+      name: html
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.14.0+3"
   http:
     dependency: transitive
     description:
@@ -274,6 +333,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.12.2"
+  http_multi_server:
+    dependency: transitive
+    description:
+      name: http_multi_server
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.2.0"
   http_parser:
     dependency: transitive
     description:
@@ -295,6 +361,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.16.1"
+  io:
+    dependency: transitive
+    description:
+      name: io
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.3.4"
   js:
     dependency: transitive
     description:
@@ -302,6 +375,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.6.2"
+  json_rpc_2:
+    dependency: transitive
+    description:
+      name: json_rpc_2
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.2.1"
   latlong:
     dependency: "direct main"
     description:
@@ -351,6 +431,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.1"
+  mime:
+    dependency: transitive
+    description:
+      name: mime
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.9.7"
   nested:
     dependency: transitive
     description:
@@ -358,6 +445,27 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.0.4"
+  node_interop:
+    dependency: transitive
+    description:
+      name: node_interop
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.1"
+  node_io:
+    dependency: transitive
+    description:
+      name: node_io
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.1"
+  node_preamble:
+    dependency: transitive
+    description:
+      name: node_preamble
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.4.12"
   outline_material_icons:
     dependency: "direct main"
     description:
@@ -365,6 +473,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.1.1"
+  package_config:
+    dependency: transitive
+    description:
+      name: package_config
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.9.3"
   package_info:
     dependency: "direct main"
     description:
@@ -500,6 +615,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.2"
+  pool:
+    dependency: transitive
+    description:
+      name: pool
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.4.0"
   positioned_tap_detector:
     dependency: transitive
     description:
@@ -605,11 +727,53 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.1.2+7"
+  shelf:
+    dependency: transitive
+    description:
+      name: shelf
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.7.9"
+  shelf_packages_handler:
+    dependency: transitive
+    description:
+      name: shelf_packages_handler
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
+  shelf_static:
+    dependency: transitive
+    description:
+      name: shelf_static
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.2.8"
+  shelf_web_socket:
+    dependency: transitive
+    description:
+      name: shelf_web_socket
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.2.3"
   sky_engine:
     dependency: transitive
     description: flutter
     source: sdk
     version: "0.0.99"
+  source_map_stack_trace:
+    dependency: transitive
+    description:
+      name: source_map_stack_trace
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
+  source_maps:
+    dependency: transitive
+    description:
+      name: source_maps
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.10.9"
   source_span:
     dependency: transitive
     description:
@@ -666,6 +830,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.5"
+  sync_http:
+    dependency: transitive
+    description:
+      name: sync_http
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.2.0"
   synchronized:
     dependency: transitive
     description:
@@ -680,6 +851,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.1.0"
+  test:
+    dependency: "direct dev"
+    description:
+      name: test
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.15.2"
   test_api:
     dependency: transitive
     description:
@@ -687,6 +865,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.2.17"
+  test_core:
+    dependency: transitive
+    description:
+      name: test_core
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.3.10"
   transparent_image:
     dependency: transitive
     description:
@@ -778,6 +963,48 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.8"
+  vm_service:
+    dependency: transitive
+    description:
+      name: vm_service
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.2.0"
+  vm_service_client:
+    dependency: transitive
+    description:
+      name: vm_service_client
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.2.6+2"
+  watcher:
+    dependency: transitive
+    description:
+      name: watcher
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.9.7+15"
+  web_socket_channel:
+    dependency: transitive
+    description:
+      name: web_socket_channel
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
+  webdriver:
+    dependency: transitive
+    description:
+      name: webdriver
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.2"
+  webkit_inspection_protocol:
+    dependency: transitive
+    description:
+      name: webkit_inspection_protocol
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.7.3"
   wkt_parser:
     dependency: transitive
     description:
@@ -799,6 +1026,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "4.2.0"
+  yaml:
+    dependency: transitive
+    description:
+      name: yaml
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.2.1"
 sdks:
   dart: ">=2.9.0-14.0.dev <3.0.0"
   flutter: ">=1.18.0-6.0.pre <2.0.0"

pubspec.yaml

@@ -86,9 +86,12 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
+  # flutter drive --target=test_driver/app.dart
+  flutter_driver:
+    sdk: flutter
+  test: any
 
 flutter:
-
   uses-material-design: true
 
   assets:

test_driver/app.dart

@@ -0,0 +1,18 @@
+import 'package:aves/main.dart' as app;
+import 'package:aves/services/android_file_service.dart';
+import 'package:flutter_driver/driver_extension.dart';
+import 'package:path/path.dart';
+import 'package:pedantic/pedantic.dart';
+
+import 'constants.dart';
+
+void main() {
+  enableFlutterDriverExtension();
+
+  // scan files copied from test assets
+  // we do it via the app instead of broadcasting via ADB
+  // because `MEDIA_SCANNER_SCAN_FILE` intent got deprecated in API 29
+  unawaited(AndroidFileService.scanFile(join(targetPicturesDir, 'ipse.jpg'), 'image/jpeg'));
+
+  app.main();
+}

test_driver/app_test.dart

@@ -0,0 +1,67 @@
+import 'package:aves/model/source/enums.dart';
+import 'package:flutter_driver/flutter_driver.dart';
+import 'package:pedantic/pedantic.dart';
+import 'package:test/test.dart';
+
+import 'constants.dart';
+import 'utils.dart';
+
+void main() {
+  group('Aves app', () {
+    FlutterDriver driver;
+
+    setUpAll(() async {
+      await copyContent(sourcePicturesDir, targetPicturesDir);
+      await grantPermissions('deckers.thibault.aves.debug', [
+        'android.permission.READ_EXTERNAL_STORAGE',
+        'android.permission.WRITE_EXTERNAL_STORAGE',
+        'android.permission.ACCESS_MEDIA_LOCATION',
+      ]);
+      driver = await FlutterDriver.connect();
+    });
+
+    tearDownAll(() async {
+      await removeDirectory(targetPicturesDir);
+      if (driver != null) {
+        unawaited(driver.close());
+      }
+    });
+
+    final appBarTitleFinder = find.byValueKey('appbar-title');
+
+    test('agree to terms and reach home', () async {
+      await driver.scroll(find.text('Terms of Service'), 0, -300, Duration(milliseconds: 500));
+
+      final buttonFinder = find.byValueKey('continue-button');
+      expect(await isEnabled(driver, buttonFinder), equals(false));
+
+      await driver.tap(find.byValueKey('agree-checkbox'));
+      await driver.waitUntilNoTransientCallbacks();
+      expect(await isEnabled(driver, buttonFinder), equals(true));
+
+      await driver.tap(buttonFinder);
+      await driver.waitUntilNoTransientCallbacks();
+      expect(await driver.getText(appBarTitleFinder), 'Aves');
+    });
+
+    test('sort and group', () async {
+      await driver.tap(find.byValueKey('menu-button'));
+      await driver.waitUntilNoTransientCallbacks();
+
+      await driver.tap(find.byValueKey('menu-sort'));
+      await driver.waitUntilNoTransientCallbacks();
+
+      await driver.tap(find.byValueKey(SortFactor.date.toString()));
+      await driver.tap(find.byValueKey('apply-button'));
+
+      await driver.tap(find.byValueKey('menu-button'));
+      await driver.waitUntilNoTransientCallbacks();
+
+      await driver.tap(find.byValueKey('menu-group'));
+      await driver.waitUntilNoTransientCallbacks();
+
+      await driver.tap(find.byValueKey(GroupFactor.album.toString()));
+      await driver.tap(find.byValueKey('apply-button'));
+    });
+  }, timeout: Timeout(Duration(seconds: 10)));
+}

test_driver/constants.dart

@@ -0,0 +1,3 @@
+const sourcePicturesDir = 'test_driver/assets/';
+const targetPicturesDir = '/sdcard/Pictures/Aves Test Driver/';
+

test_driver/utils.dart

@@ -0,0 +1,35 @@
+import 'dart:io';
+
+import 'package:flutter_driver/flutter_driver.dart';
+import 'package:path/path.dart';
+
+String get adb {
+  final env = Platform.environment;
+  final sdkDir = env['ANDROID_SDK_ROOT'] ?? env['ANDROID_SDK'];
+  return join(sdkDir, 'platform-tools', Platform.isWindows ? 'adb.exe' : 'adb');
+}
+
+Future<void> createDirectory(String dir) async {
+  await Process.run(adb, ['shell', 'mkdir -p', dir.replaceAll(' ', '\\ ')]);
+}
+
+Future<void> removeDirectory(String dir) async {
+  await Process.run(adb, ['shell', 'rm -r', dir.replaceAll(' ', '\\ ')]);
+}
+
+Future<void> copyContent(String sourceDir, String targetDir) async {
+  // to copy the content of `source` inside `target`
+  // `push source/* target/` works only when the target directory exists, and fails when `target` contains spaces
+  // `push source/ target/` works only when the target directory does not exist
+  await removeDirectory(targetDir);
+  await Process.run(adb, ['push', sourceDir, targetDir]);
+}
+
+Future<void> grantPermissions(String packageName, Iterable<String> permissions) async {
+  await Future.forEach(permissions, (permission) => Process.run(adb, ['shell', 'pm', 'grant', packageName, permission]));
+}
+
+Future<bool> isEnabled(FlutterDriver driver, SerializableFinder widgetFinder) async {
+  Map widgetDiagnostics = await driver.getWidgetDiagnostics(widgetFinder);
+  return widgetDiagnostics['properties'].firstWhere((property) => property['name'] == 'enabled')['value'];
+}