refactor: removed `mocks.dart` (#307)

* refactor: removed mocks.dart

* refactor(pinball_audio): removed callable classes

packages/authentication_repository/test/src/authentication_repository_test.dart

@@ -3,9 +3,9 @@ import 'package:firebase_auth/firebase_auth.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
 
-class MockFirebaseAuth extends Mock implements FirebaseAuth {}
+class _MockFirebaseAuth extends Mock implements FirebaseAuth {}
 
-class MockUserCredential extends Mock implements UserCredential {}
+class _MockUserCredential extends Mock implements UserCredential {}
 
 void main() {
   late FirebaseAuth firebaseAuth;
@@ -14,8 +14,8 @@ void main() {
 
   group('AuthenticationRepository', () {
     setUp(() {
-      firebaseAuth = MockFirebaseAuth();
+      firebaseAuth = _MockFirebaseAuth();
-      userCredential = MockUserCredential();
+      userCredential = _MockUserCredential();
       authenticationRepository = AuthenticationRepository(firebaseAuth);
     });
 

packages/leaderboard_repository/test/src/leaderboard_repository_test.dart

@@ -5,23 +5,23 @@ import 'package:leaderboard_repository/leaderboard_repository.dart';
 import 'package:mocktail/mocktail.dart';
 import 'package:test/test.dart';
 
-class MockFirebaseFirestore extends Mock implements FirebaseFirestore {}
+class _MockFirebaseFirestore extends Mock implements FirebaseFirestore {}
 
-class MockCollectionReference extends Mock
+class _MockCollectionReference extends Mock
     implements CollectionReference<Map<String, dynamic>> {}
 
-class MockQuery extends Mock implements Query<Map<String, dynamic>> {}
+class _MockQuery extends Mock implements Query<Map<String, dynamic>> {}
 
-class MockQuerySnapshot extends Mock
+class _MockQuerySnapshot extends Mock
     implements QuerySnapshot<Map<String, dynamic>> {}
 
-class MockQueryDocumentSnapshot extends Mock
+class _MockQueryDocumentSnapshot extends Mock
     implements QueryDocumentSnapshot<Map<String, dynamic>> {}
 
-class MockDocumentReference extends Mock
+class _MockDocumentReference extends Mock
     implements DocumentReference<Map<String, dynamic>> {}
 
-class MockDocumentSnapshot extends Mock
+class _MockDocumentSnapshot extends Mock
     implements DocumentSnapshot<Map<String, dynamic>> {}
 
 void main() {
@@ -29,7 +29,7 @@ void main() {
     late FirebaseFirestore firestore;
 
     setUp(() {
-      firestore = MockFirebaseFirestore();
+      firestore = _MockFirebaseFirestore();
     });
 
     test('can be instantiated', () {
@@ -70,11 +70,11 @@ void main() {
 
       setUp(() {
         leaderboardRepository = LeaderboardRepository(firestore);
-        collectionReference = MockCollectionReference();
+        collectionReference = _MockCollectionReference();
-        query = MockQuery();
+        query = _MockQuery();
-        querySnapshot = MockQuerySnapshot();
+        querySnapshot = _MockQuerySnapshot();
         queryDocumentSnapshots = top10Scores.map((score) {
-          final queryDocumentSnapshot = MockQueryDocumentSnapshot();
+          final queryDocumentSnapshot = _MockQueryDocumentSnapshot();
           when(queryDocumentSnapshot.data).thenReturn(<String, dynamic>{
             'character': 'dash',
             'playerInitials': 'user$score',
@@ -119,7 +119,7 @@ void main() {
           'playerInitials': 'ABC',
           'score': 1500,
         };
-        final queryDocumentSnapshot = MockQueryDocumentSnapshot();
+        final queryDocumentSnapshot = _MockQueryDocumentSnapshot();
         when(() => querySnapshot.docs).thenReturn([queryDocumentSnapshot]);
         when(queryDocumentSnapshot.data)
             .thenReturn(top10LeaderboardDataMalformed);
@@ -156,12 +156,12 @@ void main() {
 
       setUp(() {
         leaderboardRepository = LeaderboardRepository(firestore);
-        collectionReference = MockCollectionReference();
+        collectionReference = _MockCollectionReference();
-        documentReference = MockDocumentReference();
+        documentReference = _MockDocumentReference();
-        query = MockQuery();
+        query = _MockQuery();
-        querySnapshot = MockQuerySnapshot();
+        querySnapshot = _MockQuerySnapshot();
         queryDocumentSnapshots = leaderboardScores.map((score) {
-          final queryDocumentSnapshot = MockQueryDocumentSnapshot();
+          final queryDocumentSnapshot = _MockQueryDocumentSnapshot();
           when(queryDocumentSnapshot.data).thenReturn(<String, dynamic>{
             'character': 'dash',
             'playerInitials': 'AAA',
@@ -228,7 +228,7 @@ void main() {
           5000
         ];
         final queryDocumentSnapshots = leaderboardScores.map((score) {
-          final queryDocumentSnapshot = MockQueryDocumentSnapshot();
+          final queryDocumentSnapshot = _MockQueryDocumentSnapshot();
           when(queryDocumentSnapshot.data).thenReturn(<String, dynamic>{
             'character': 'dash',
             'playerInitials': 'AAA',
@@ -248,8 +248,8 @@ void main() {
       test(
           'throws DeleteLeaderboardException '
           'when deleting scores outside the top 10 fails', () async {
-        final deleteQuery = MockQuery();
+        final deleteQuery = _MockQuery();
-        final deleteQuerySnapshot = MockQuerySnapshot();
+        final deleteQuerySnapshot = _MockQuerySnapshot();
         final newScore = LeaderboardEntryData(
           playerInitials: 'ABC',
           score: 15000,
@@ -269,7 +269,7 @@ void main() {
           5000,
         ];
         final deleteDocumentSnapshots = [5500, 5000].map((score) {
-          final queryDocumentSnapshot = MockQueryDocumentSnapshot();
+          final queryDocumentSnapshot = _MockQueryDocumentSnapshot();
           when(queryDocumentSnapshot.data).thenReturn(<String, dynamic>{
             'character': 'dash',
             'playerInitials': 'AAA',
@@ -284,7 +284,7 @@ void main() {
         when(() => deleteQuerySnapshot.docs)
             .thenReturn(deleteDocumentSnapshots);
         final queryDocumentSnapshots = leaderboardScores.map((score) {
-          final queryDocumentSnapshot = MockQueryDocumentSnapshot();
+          final queryDocumentSnapshot = _MockQueryDocumentSnapshot();
           when(queryDocumentSnapshot.data).thenReturn(<String, dynamic>{
             'character': 'dash',
             'playerInitials': 'AAA',
@@ -310,8 +310,8 @@ void main() {
           'saves the new score when there are more than 10 scores in the '
           'leaderboard and the new score is higher than the lowest top 10, and '
           'deletes the scores that are not in the top 10 anymore', () async {
-        final deleteQuery = MockQuery();
+        final deleteQuery = _MockQuery();
-        final deleteQuerySnapshot = MockQuerySnapshot();
+        final deleteQuerySnapshot = _MockQuerySnapshot();
         final newScore = LeaderboardEntryData(
           playerInitials: 'ABC',
           score: 15000,
@@ -331,7 +331,7 @@ void main() {
           5000,
         ];
         final deleteDocumentSnapshots = [5500, 5000].map((score) {
-          final queryDocumentSnapshot = MockQueryDocumentSnapshot();
+          final queryDocumentSnapshot = _MockQueryDocumentSnapshot();
           when(queryDocumentSnapshot.data).thenReturn(<String, dynamic>{
             'character': 'dash',
             'playerInitials': 'AAA',
@@ -346,7 +346,7 @@ void main() {
         when(() => deleteQuerySnapshot.docs)
             .thenReturn(deleteDocumentSnapshots);
         final queryDocumentSnapshots = leaderboardScores.map((score) {
-          final queryDocumentSnapshot = MockQueryDocumentSnapshot();
+          final queryDocumentSnapshot = _MockQueryDocumentSnapshot();
           when(queryDocumentSnapshot.data).thenReturn(<String, dynamic>{
             'character': 'dash',
             'playerInitials': 'AAA',
@@ -376,9 +376,9 @@ void main() {
       late DocumentSnapshot<Map<String, dynamic>> documentSnapshot;
 
       setUp(() async {
-        collectionReference = MockCollectionReference();
+        collectionReference = _MockCollectionReference();
-        documentReference = MockDocumentReference();
+        documentReference = _MockDocumentReference();
-        documentSnapshot = MockDocumentSnapshot();
+        documentSnapshot = _MockDocumentSnapshot();
         leaderboardRepository = LeaderboardRepository(firestore);
 
         when(() => firestore.collection('prohibitedInitials'))

packages/pinball_audio/test/helpers/helpers.dart

@@ -1 +0,0 @@
-export 'mocks.dart';

packages/pinball_audio/test/helpers/mocks.dart

@@ -1,47 +0,0 @@
-// ignore_for_file: one_member_abstracts
-
-import 'package:audioplayers/audioplayers.dart';
-import 'package:flame_audio/audio_pool.dart';
-import 'package:mocktail/mocktail.dart';
-
-abstract class _CreateAudioPoolStub {
-  Future<AudioPool> onCall(
-    String sound, {
-    bool? repeating,
-    int? maxPlayers,
-    int? minPlayers,
-    String? prefix,
-  });
-}
-
-class CreateAudioPoolStub extends Mock implements _CreateAudioPoolStub {}
-
-abstract class _ConfigureAudioCacheStub {
-  void onCall(AudioCache cache);
-}
-
-class ConfigureAudioCacheStub extends Mock implements _ConfigureAudioCacheStub {
-}
-
-abstract class _PlaySingleAudioStub {
-  Future<void> onCall(String url);
-}
-
-class PlaySingleAudioStub extends Mock implements _PlaySingleAudioStub {}
-
-abstract class _LoopSingleAudioStub {
-  Future<void> onCall(String url);
-}
-
-class LoopSingleAudioStub extends Mock implements _LoopSingleAudioStub {}
-
-abstract class _PreCacheSingleAudioStub {
-  Future<void> onCall(String url);
-}
-
-class PreCacheSingleAudioStub extends Mock implements _PreCacheSingleAudioStub {
-}
-
-class MockAudioPool extends Mock implements AudioPool {}
-
-class MockAudioCache extends Mock implements AudioCache {}

packages/pinball_audio/test/src/pinball_audio_test.dart

@@ -1,49 +1,77 @@
-// ignore_for_file: prefer_const_constructors
+// ignore_for_file: prefer_const_constructors, one_member_abstracts
+import 'package:audioplayers/audioplayers.dart';
+import 'package:flame_audio/audio_pool.dart';
 import 'package:flame_audio/flame_audio.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
 import 'package:pinball_audio/gen/assets.gen.dart';
 import 'package:pinball_audio/pinball_audio.dart';
 
-import '../helpers/helpers.dart';
+class _MockAudioPool extends Mock implements AudioPool {}
+
+class _MockAudioCache extends Mock implements AudioCache {}
+
+class _MockCreateAudioPool extends Mock {
+  Future<AudioPool> onCall(
+    String sound, {
+    bool? repeating,
+    int? maxPlayers,
+    int? minPlayers,
+    String? prefix,
+  });
+}
+
+class _MockConfigureAudioCache extends Mock {
+  void onCall(AudioCache cache);
+}
+
+class _MockPlaySingleAudio extends Mock {
+  Future<void> onCall(String url);
+}
+
+class _MockLoopSingleAudio extends Mock {
+  Future<void> onCall(String url);
+}
+
+abstract class _PreCacheSingleAudio {
+  Future<void> onCall(String url);
+}
+
+class _MockPreCacheSingleAudio extends Mock implements _PreCacheSingleAudio {}
 
 void main() {
   group('PinballAudio', () {
-    test('can be instantiated', () {
+    late _MockCreateAudioPool createAudioPool;
-      expect(PinballAudio(), isNotNull);
+    late _MockConfigureAudioCache configureAudioCache;
-    });
+    late _MockPlaySingleAudio playSingleAudio;
-
+    late _MockLoopSingleAudio loopSingleAudio;
-    late CreateAudioPoolStub createAudioPool;
+    late _PreCacheSingleAudio preCacheSingleAudio;
-    late ConfigureAudioCacheStub configureAudioCache;
-    late PlaySingleAudioStub playSingleAudio;
-    late LoopSingleAudioStub loopSingleAudio;
-    late PreCacheSingleAudioStub preCacheSingleAudio;
     late PinballAudio audio;
 
     setUpAll(() {
-      registerFallbackValue(MockAudioCache());
+      registerFallbackValue(_MockAudioCache());
     });
 
     setUp(() {
-      createAudioPool = CreateAudioPoolStub();
+      createAudioPool = _MockCreateAudioPool();
       when(
         () => createAudioPool.onCall(
           any(),
           maxPlayers: any(named: 'maxPlayers'),
           prefix: any(named: 'prefix'),
         ),
-      ).thenAnswer((_) async => MockAudioPool());
+      ).thenAnswer((_) async => _MockAudioPool());
 
-      configureAudioCache = ConfigureAudioCacheStub();
+      configureAudioCache = _MockConfigureAudioCache();
       when(() => configureAudioCache.onCall(any())).thenAnswer((_) {});
 
-      playSingleAudio = PlaySingleAudioStub();
+      playSingleAudio = _MockPlaySingleAudio();
       when(() => playSingleAudio.onCall(any())).thenAnswer((_) async {});
 
-      loopSingleAudio = LoopSingleAudioStub();
+      loopSingleAudio = _MockLoopSingleAudio();
       when(() => loopSingleAudio.onCall(any())).thenAnswer((_) async {});
 
-      preCacheSingleAudio = PreCacheSingleAudioStub();
+      preCacheSingleAudio = _MockPreCacheSingleAudio();
       when(() => preCacheSingleAudio.onCall(any())).thenAnswer((_) async {});
 
       audio = PinballAudio(
@@ -55,6 +83,10 @@ void main() {
       );
     });
 
+    test('can be instantiated', () {
+      expect(PinballAudio(), isNotNull);
+    });
+
     group('load', () {
       test('creates the score pool', () async {
         await audio.load();
@@ -102,7 +134,7 @@ void main() {
 
     group('score', () {
       test('plays the score sound pool', () async {
-        final audioPool = MockAudioPool();
+        final audioPool = _MockAudioPool();
         when(audioPool.start).thenAnswer((_) async => () {});
         when(
           () => createAudioPool.onCall(

packages/pinball_components/test/helpers/helpers.dart

@@ -1,2 +1 @@
-export 'mocks.dart';
 export 'test_game.dart';

packages/pinball_components/test/helpers/mocks.dart

@@ -1,32 +0,0 @@
-import 'package:flame/components.dart';
-import 'package:flame_forge2d/flame_forge2d.dart';
-import 'package:mocktail/mocktail.dart';
-import 'package:pinball_components/pinball_components.dart';
-
-class MockFilter extends Mock implements Filter {}
-
-class MockFixture extends Mock implements Fixture {}
-
-class MockBody extends Mock implements Body {}
-
-class MockBall extends Mock implements Ball {}
-
-class MockGame extends Mock implements Forge2DGame {}
-
-class MockContact extends Mock implements Contact {}
-
-class MockComponent extends Mock implements Component {}
-
-class MockAndroidBumperCubit extends Mock implements AndroidBumperCubit {}
-
-class MockGoogleLetterCubit extends Mock implements GoogleLetterCubit {}
-
-class MockSparkyBumperCubit extends Mock implements SparkyBumperCubit {}
-
-class MockDashNestBumperCubit extends Mock implements DashNestBumperCubit {}
-
-class MockMultiballCubit extends Mock implements MultiballCubit {}
-
-class MockMultiplierCubit extends Mock implements MultiplierCubit {}
-
-class MockChromeDinoCubit extends Mock implements ChromeDinoCubit {}

packages/pinball_components/test/src/components/android_bumper/android_bumper_test.dart

@@ -11,6 +11,8 @@ import 'package:pinball_components/src/components/bumping_behavior.dart';
 
 import '../../../helpers/helpers.dart';
 
+class _MockAndroidBumperCubit extends Mock implements AndroidBumperCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -46,7 +48,7 @@ void main() {
     // https://github.com/flame-engine/flame/pull/1538
     // ignore: public_member_api_docs
     flameTester.test('closes bloc when removed', (game) async {
-      final bloc = MockAndroidBumperCubit();
+      final bloc = _MockAndroidBumperCubit();
       whenListen(
         bloc,
         const Stream<AndroidBumperState>.empty(),

packages/pinball_components/test/src/components/android_bumper/behaviors/android_bumper_ball_contact_behavior_test.dart

@@ -1,6 +1,7 @@
 // ignore_for_file: cascade_invocations
 
 import 'package:bloc_test/bloc_test.dart';
+import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
@@ -9,6 +10,12 @@ import 'package:pinball_components/src/components/android_bumper/behaviors/behav
 
 import '../../../../helpers/helpers.dart';
 
+class _MockBall extends Mock implements Ball {}
+
+class _MockContact extends Mock implements Contact {}
+
+class _MockAndroidBumperCubit extends Mock implements AndroidBumperCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -27,7 +34,7 @@ void main() {
         'beginContact emits onBallContacted when contacts with a ball',
         (game) async {
           final behavior = AndroidBumperBallContactBehavior();
-          final bloc = MockAndroidBumperCubit();
+          final bloc = _MockAndroidBumperCubit();
           whenListen(
             bloc,
             const Stream<AndroidBumperState>.empty(),
@@ -38,7 +45,7 @@ void main() {
           await androidBumper.add(behavior);
           await game.ensureAdd(androidBumper);
 
-          behavior.beginContact(MockBall(), MockContact());
+          behavior.beginContact(_MockBall(), _MockContact());
 
           verify(androidBumper.bloc.onBallContacted).called(1);
         },

packages/pinball_components/test/src/components/android_bumper/behaviors/android_bumper_blinking_behavior_test.dart

@@ -9,6 +9,8 @@ import 'package:pinball_components/src/components/android_bumper/behaviors/behav
 
 import '../../../../helpers/helpers.dart';
 
+class _MockAndroidBumperCubit extends Mock implements AndroidBumperCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -20,7 +22,7 @@ void main() {
         'calls onBlinked after 0.05 seconds when dimmed',
         setUp: (game, tester) async {
           final behavior = AndroidBumperBlinkingBehavior();
-          final bloc = MockAndroidBumperCubit();
+          final bloc = _MockAndroidBumperCubit();
           final streamController = StreamController<AndroidBumperState>();
           whenListen(
             bloc,

packages/pinball_components/test/src/components/android_spaceship/behaviors/android_spaceship_entrance_ball_contact_behavior_test.dart

@@ -1,6 +1,7 @@
 // ignore_for_file: cascade_invocations
 
 import 'package:bloc_test/bloc_test.dart';
+import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
@@ -12,6 +13,10 @@ import '../../../../helpers/helpers.dart';
 class _MockAndroidSpaceshipCubit extends Mock implements AndroidSpaceshipCubit {
 }
 
+class _MockBall extends Mock implements Ball {}
+
+class _MockContact extends Mock implements Contact {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -45,7 +50,7 @@ void main() {
           await entrance.add(behavior);
           await game.ensureAdd(androidSpaceship);
 
-          behavior.beginContact(MockBall(), MockContact());
+          behavior.beginContact(_MockBall(), _MockContact());
 
           verify(androidSpaceship.bloc.onBallEntered).called(1);
         },

packages/pinball_components/test/src/components/chrome_dino/behaviors/chrome_dino_chomping_behavior_test.dart

@@ -2,6 +2,7 @@
 
 import 'package:bloc_test/bloc_test.dart';
 import 'package:flame/components.dart';
+import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
@@ -11,6 +12,12 @@ import 'package:pinball_components/src/components/chrome_dino/behaviors/behavior
 
 import '../../../../helpers/helpers.dart';
 
+class _MockChromeDinoCubit extends Mock implements ChromeDinoCubit {}
+
+class _MockContact extends Mock implements Contact {}
+
+class _MockFixture extends Mock implements Fixture {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -30,7 +37,7 @@ void main() {
         (game) async {
           final ball = Ball(baseColor: Colors.red);
           final behavior = ChromeDinoChompingBehavior();
-          final bloc = MockChromeDinoCubit();
+          final bloc = _MockChromeDinoCubit();
           whenListen(
             bloc,
             const Stream<ChromeDinoState>.empty(),
@@ -44,8 +51,8 @@ void main() {
           await chromeDino.add(behavior);
           await game.ensureAddAll([chromeDino, ball]);
 
-          final contact = MockContact();
+          final contact = _MockContact();
-          final fixture = MockFixture();
+          final fixture = _MockFixture();
           when(() => contact.fixtureA).thenReturn(fixture);
           when(() => fixture.userData).thenReturn('inside_mouth');
 

packages/pinball_components/test/src/components/chrome_dino/behaviors/chrome_dino_mouth_opening_behavior_test.dart

@@ -10,6 +10,14 @@ import 'package:pinball_components/src/components/chrome_dino/behaviors/behavior
 
 import '../../../../helpers/helpers.dart';
 
+class _MockChromeDinoCubit extends Mock implements ChromeDinoCubit {}
+
+class _MockContact extends Mock implements Contact {}
+
+class _MockFixture extends Mock implements Fixture {}
+
+class _MockBall extends Mock implements Ball {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -29,7 +37,7 @@ void main() {
         'and there is not ball in the mouth',
         (game) async {
           final behavior = ChromeDinoMouthOpeningBehavior();
-          final bloc = MockChromeDinoCubit();
+          final bloc = _MockChromeDinoCubit();
           whenListen(
             bloc,
             const Stream<ChromeDinoState>.empty(),
@@ -43,12 +51,12 @@ void main() {
           await chromeDino.add(behavior);
           await game.ensureAdd(chromeDino);
 
-          final contact = MockContact();
+          final contact = _MockContact();
-          final fixture = MockFixture();
+          final fixture = _MockFixture();
           when(() => contact.fixtureA).thenReturn(fixture);
           when(() => fixture.userData).thenReturn('mouth_opening');
 
-          behavior.preSolve(MockBall(), contact, Manifold());
+          behavior.preSolve(_MockBall(), contact, Manifold());
 
           verify(() => contact.setEnabled(false)).called(1);
         },

packages/pinball_components/test/src/components/chrome_dino/behaviors/chrome_dino_spitting_behavior_test.dart

@@ -13,6 +13,8 @@ import 'package:pinball_components/src/components/chrome_dino/behaviors/behavior
 
 import '../../../../helpers/helpers.dart';
 
+class _MockChromeDinoCubit extends Mock implements ChromeDinoCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -33,7 +35,7 @@ void main() {
           (game) async {
             final ball = Ball(baseColor: Colors.red);
             final behavior = ChromeDinoSpittingBehavior();
-            final bloc = MockChromeDinoCubit();
+            final bloc = _MockChromeDinoCubit();
             final streamController = StreamController<ChromeDinoState>();
             final chompingState = ChromeDinoState(
               status: ChromeDinoStatus.chomping,
@@ -71,7 +73,7 @@ void main() {
           (game) async {
             final ball = Ball(baseColor: Colors.red);
             final behavior = ChromeDinoSpittingBehavior();
-            final bloc = MockChromeDinoCubit();
+            final bloc = _MockChromeDinoCubit();
             final streamController = StreamController<ChromeDinoState>();
             final chompingState = ChromeDinoState(
               status: ChromeDinoStatus.chomping,

packages/pinball_components/test/src/components/chrome_dino/behaviors/chrome_dino_swiveling_behavior_test.dart

@@ -10,6 +10,8 @@ import 'package:pinball_components/src/components/chrome_dino/behaviors/behavior
 
 import '../../../../helpers/helpers.dart';
 
+class _MockChromeDinoCubit extends Mock implements ChromeDinoCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -30,7 +32,7 @@ void main() {
         'creates a RevoluteJoint',
         (game) async {
           final behavior = ChromeDinoSwivelingBehavior();
-          final bloc = MockChromeDinoCubit();
+          final bloc = _MockChromeDinoCubit();
           whenListen(
             bloc,
             const Stream<ChromeDinoState>.empty(),
@@ -52,7 +54,7 @@ void main() {
         'reverses swivel direction on each timer tick',
         (game) async {
           final behavior = ChromeDinoSwivelingBehavior();
-          final bloc = MockChromeDinoCubit();
+          final bloc = _MockChromeDinoCubit();
           whenListen(
             bloc,
             const Stream<ChromeDinoState>.empty(),
@@ -84,7 +86,7 @@ void main() {
           'and mouth is open',
           setUp: (game, tester) async {
             final behavior = ChromeDinoSwivelingBehavior();
-            final bloc = MockChromeDinoCubit();
+            final bloc = _MockChromeDinoCubit();
             whenListen(
               bloc,
               const Stream<ChromeDinoState>.empty(),
@@ -113,7 +115,7 @@ void main() {
           'and mouth is closed',
           setUp: (game, tester) async {
             final behavior = ChromeDinoSwivelingBehavior();
-            final bloc = MockChromeDinoCubit();
+            final bloc = _MockChromeDinoCubit();
             whenListen(
               bloc,
               const Stream<ChromeDinoState>.empty(),
@@ -141,7 +143,7 @@ void main() {
           'and mouth is closed',
           setUp: (game, tester) async {
             final behavior = ChromeDinoSwivelingBehavior();
-            final bloc = MockChromeDinoCubit();
+            final bloc = _MockChromeDinoCubit();
             whenListen(
               bloc,
               const Stream<ChromeDinoState>.empty(),

packages/pinball_components/test/src/components/chrome_dino/chrome_dino_test.dart

@@ -10,6 +10,8 @@ import 'package:pinball_components/src/components/chrome_dino/behaviors/behavior
 
 import '../../../helpers/helpers.dart';
 
+class _MockChromeDinoCubit extends Mock implements ChromeDinoCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -73,7 +75,7 @@ void main() {
     // https://github.com/flame-engine/flame/pull/1538
     // ignore: public_member_api_docs
     flameTester.test('closes bloc when removed', (game) async {
-      final bloc = MockChromeDinoCubit();
+      final bloc = _MockChromeDinoCubit();
       whenListen(
         bloc,
         const Stream<ChromeDinoState>.empty(),

packages/pinball_components/test/src/components/dash_nest_bumper/behaviors/dash_nest_bumper_ball_contact_behavior_test.dart

@@ -1,6 +1,7 @@
 // ignore_for_file: cascade_invocations
 
 import 'package:bloc_test/bloc_test.dart';
+import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
@@ -9,6 +10,12 @@ import 'package:pinball_components/src/components/dash_nest_bumper/behaviors/beh
 
 import '../../../../helpers/helpers.dart';
 
+class _MockDashNestBumperCubit extends Mock implements DashNestBumperCubit {}
+
+class _MockBall extends Mock implements Ball {}
+
+class _MockContact extends Mock implements Contact {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -27,7 +34,7 @@ void main() {
         'beginContact emits onBallContacted when contacts with a ball',
         (game) async {
           final behavior = DashNestBumperBallContactBehavior();
-          final bloc = MockDashNestBumperCubit();
+          final bloc = _MockDashNestBumperCubit();
           whenListen(
             bloc,
             const Stream<DashNestBumperState>.empty(),
@@ -38,7 +45,7 @@ void main() {
           await dashNestBumper.add(behavior);
           await game.ensureAdd(dashNestBumper);
 
-          behavior.beginContact(MockBall(), MockContact());
+          behavior.beginContact(_MockBall(), _MockContact());
 
           verify(dashNestBumper.bloc.onBallContacted).called(1);
         },

packages/pinball_components/test/src/components/dash_nest_bumper/dash_nest_bumper_test.dart

@@ -11,6 +11,8 @@ import 'package:pinball_components/src/components/dash_nest_bumper/behaviors/beh
 
 import '../../../helpers/helpers.dart';
 
+class _MockDashNestBumperCubit extends Mock implements DashNestBumperCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
 
@@ -48,7 +50,7 @@ void main() {
     // https://github.com/flame-engine/flame/pull/1538
     // ignore: public_member_api_docs
     flameTester.test('closes bloc when removed', (game) async {
-      final bloc = MockDashNestBumperCubit();
+      final bloc = _MockDashNestBumperCubit();
       whenListen(
         bloc,
         const Stream<DashNestBumperState>.empty(),

packages/pinball_components/test/src/components/google_letter/behaviors/google_letter_ball_contact_behavior_test.dart

@@ -1,6 +1,7 @@
 // ignore_for_file: cascade_invocations
 
 import 'package:bloc_test/bloc_test.dart';
+import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
@@ -9,6 +10,12 @@ import 'package:pinball_components/src/components/google_letter/behaviors/behavi
 
 import '../../../../helpers/helpers.dart';
 
+class _MockGoogleLetterCubit extends Mock implements GoogleLetterCubit {}
+
+class _MockBall extends Mock implements Ball {}
+
+class _MockContact extends Mock implements Contact {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -27,7 +34,7 @@ void main() {
         'beginContact emits onBallContacted when contacts with a ball',
         (game) async {
           final behavior = GoogleLetterBallContactBehavior();
-          final bloc = MockGoogleLetterCubit();
+          final bloc = _MockGoogleLetterCubit();
           whenListen(
             bloc,
             const Stream<GoogleLetterState>.empty(),
@@ -38,7 +45,7 @@ void main() {
           await googleLetter.add(behavior);
           await game.ensureAdd(googleLetter);
 
-          behavior.beginContact(MockBall(), MockContact());
+          behavior.beginContact(_MockBall(), _MockContact());
 
           verify(googleLetter.bloc.onBallContacted).called(1);
         },

packages/pinball_components/test/src/components/google_letter/google_letter_test.dart

@@ -10,6 +10,8 @@ import 'package:pinball_components/src/components/google_letter/behaviors/behavi
 
 import '../../../helpers/helpers.dart';
 
+class _MockGoogleLetterCubit extends Mock implements GoogleLetterCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -104,7 +106,7 @@ void main() {
     // https://github.com/flame-engine/flame/pull/1538
     // ignore: public_member_api_docs
     flameTester.test('closes bloc when removed', (game) async {
-      final bloc = MockGoogleLetterCubit();
+      final bloc = _MockGoogleLetterCubit();
       whenListen(
         bloc,
         const Stream<GoogleLetterState>.empty(),

packages/pinball_components/test/src/components/kicker/behaviors/kicker_ball_contact_behavior_test.dart

@@ -1,6 +1,7 @@
 // ignore_for_file: cascade_invocations
 
 import 'package:bloc_test/bloc_test.dart';
+import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
@@ -11,6 +12,10 @@ import '../../../../helpers/helpers.dart';
 
 class _MockKickerCubit extends Mock implements KickerCubit {}
 
+class _MockBall extends Mock implements Ball {}
+
+class _MockContact extends Mock implements Contact {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -43,7 +48,7 @@ void main() {
           await kicker.add(behavior);
           await game.ensureAdd(kicker);
 
-          behavior.beginContact(MockBall(), MockContact());
+          behavior.beginContact(_MockBall(), _MockContact());
 
           verify(kicker.bloc.onBallContacted).called(1);
         },

packages/pinball_components/test/src/components/layer_sensor_test.dart

@@ -7,6 +7,12 @@ import 'package:pinball_components/pinball_components.dart';
 
 import '../../helpers/helpers.dart';
 
+class _MockBall extends Mock implements Ball {}
+
+class _MockBody extends Mock implements Body {}
+
+class _MockContact extends Mock implements Contact {}
+
 class TestLayerSensor extends LayerSensor {
   TestLayerSensor({
     required LayerEntranceOrientation orientation,
@@ -115,8 +121,8 @@ void main() {
     late Layer insideLayer;
 
     setUp(() {
-      ball = MockBall();
+      ball = _MockBall();
-      body = MockBody();
+      body = _MockBody();
       insideZIndex = 1;
       insideLayer = Layer.spaceshipEntranceRamp;
 
@@ -136,13 +142,13 @@ void main() {
 
       when(() => body.linearVelocity).thenReturn(Vector2(0, -1));
 
-      sensor.beginContact(ball, MockContact());
+      sensor.beginContact(ball, _MockContact());
       verify(() => ball.layer = insideLayer).called(1);
       verify(() => ball.zIndex = insideZIndex).called(1);
 
       when(() => ball.layer).thenReturn(insideLayer);
 
-      sensor.beginContact(ball, MockContact());
+      sensor.beginContact(ball, _MockContact());
       verify(() => ball.layer = Layer.board);
       verify(() => ball.zIndex = ZIndexes.ballOnBoard).called(1);
     });
@@ -159,13 +165,13 @@ void main() {
 
       when(() => body.linearVelocity).thenReturn(Vector2(0, 1));
 
-      sensor.beginContact(ball, MockContact());
+      sensor.beginContact(ball, _MockContact());
       verify(() => ball.layer = insideLayer).called(1);
       verify(() => ball.zIndex = insidePriority).called(1);
 
       when(() => ball.layer).thenReturn(insideLayer);
 
-      sensor.beginContact(ball, MockContact());
+      sensor.beginContact(ball, _MockContact());
       verify(() => ball.layer = Layer.board);
       verify(() => ball.zIndex = ZIndexes.ballOnBoard).called(1);
     });

packages/pinball_components/test/src/components/multiball/behaviors/multiball_blinking_behavior_test.dart

@@ -11,6 +11,8 @@ import 'package:pinball_components/src/components/multiball/behaviors/behaviors.
 
 import '../../../../helpers/helpers.dart';
 
+class _MockMultiballCubit extends Mock implements MultiballCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -22,7 +24,7 @@ void main() {
         'calls onBlink every 0.1 seconds when animation state is animated',
         setUp: (game, tester) async {
           final behavior = MultiballBlinkingBehavior();
-          final bloc = MockMultiballCubit();
+          final bloc = _MockMultiballCubit();
           final streamController = StreamController<MultiballState>();
           whenListen(
             bloc,
@@ -57,7 +59,7 @@ void main() {
         'calls onStop when animation state is stopped',
         setUp: (game, tester) async {
           final behavior = MultiballBlinkingBehavior();
-          final bloc = MockMultiballCubit();
+          final bloc = _MockMultiballCubit();
           final streamController = StreamController<MultiballState>();
           whenListen(
             bloc,
@@ -94,7 +96,7 @@ void main() {
         'onTick stops when there is no animation',
         setUp: (game, tester) async {
           final behavior = MultiballBlinkingBehavior();
-          final bloc = MockMultiballCubit();
+          final bloc = _MockMultiballCubit();
           final streamController = StreamController<MultiballState>();
           whenListen(
             bloc,
@@ -125,7 +127,7 @@ void main() {
         'onTick stops after 10 blinks repetitions',
         setUp: (game, tester) async {
           final behavior = MultiballBlinkingBehavior();
-          final bloc = MockMultiballCubit();
+          final bloc = _MockMultiballCubit();
           final streamController = StreamController<MultiballState>();
           whenListen(
             bloc,

packages/pinball_components/test/src/components/multiball/multiball_test.dart

@@ -10,6 +10,8 @@ import 'package:pinball_components/src/components/multiball/behaviors/behaviors.
 
 import '../../../helpers/helpers.dart';
 
+class _MockMultiballCubit extends Mock implements MultiballCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -50,7 +52,7 @@ void main() {
     flameTester.test(
       'closes bloc when removed',
       (game) async {
-        final bloc = MockMultiballCubit();
+        final bloc = _MockMultiballCubit();
         whenListen(
           bloc,
           const Stream<MultiballLightState>.empty(),

packages/pinball_components/test/src/components/multiplier/multiplier_test.dart

@@ -9,9 +9,9 @@ import 'package:pinball_components/pinball_components.dart';
 
 import '../../../helpers/helpers.dart';
 
-void main() {
+class _MockMultiplierCubit extends Mock implements MultiplierCubit {}
-  final bloc = MockMultiplierCubit();
 
+void main() {
   group('Multiplier', () {
     TestWidgetsFlutterBinding.ensureInitialized();
     final assets = [
@@ -27,6 +27,11 @@ void main() {
       Assets.images.multiplier.x6.dimmed.keyName,
     ];
     final flameTester = FlameTester(() => TestGame(assets));
+    late MultiplierCubit bloc;
+
+    setUp(() {
+      bloc = _MockMultiplierCubit();
+    });
 
     flameTester.test('"x2" loads correctly', (game) async {
       final multiplier = Multiplier.x2(

packages/pinball_components/test/src/components/sparky_bumper/behaviors/sparky_bumper_ball_contact_behavior_test.dart

@@ -1,6 +1,7 @@
 // ignore_for_file: cascade_invocations
 
 import 'package:bloc_test/bloc_test.dart';
+import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
@@ -9,6 +10,12 @@ import 'package:pinball_components/src/components/sparky_bumper/behaviors/behavi
 
 import '../../../../helpers/helpers.dart';
 
+class _MockSparkyBumperCubit extends Mock implements SparkyBumperCubit {}
+
+class _MockBall extends Mock implements Ball {}
+
+class _MockContact extends Mock implements Contact {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -27,7 +34,7 @@ void main() {
         'beginContact emits onBallContacted when contacts with a ball',
         (game) async {
           final behavior = SparkyBumperBallContactBehavior();
-          final bloc = MockSparkyBumperCubit();
+          final bloc = _MockSparkyBumperCubit();
           whenListen(
             bloc,
             const Stream<SparkyBumperState>.empty(),
@@ -38,7 +45,7 @@ void main() {
           await sparkyBumper.add(behavior);
           await game.ensureAdd(sparkyBumper);
 
-          behavior.beginContact(MockBall(), MockContact());
+          behavior.beginContact(_MockBall(), _MockContact());
 
           verify(sparkyBumper.bloc.onBallContacted).called(1);
         },

packages/pinball_components/test/src/components/sparky_bumper/behaviors/sparky_bumper_blinking_behavior_test.dart

@@ -9,6 +9,8 @@ import 'package:pinball_components/src/components/sparky_bumper/behaviors/behavi
 
 import '../../../../helpers/helpers.dart';
 
+class _MockSparkyBumperCubit extends Mock implements SparkyBumperCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -20,7 +22,7 @@ void main() {
         'calls onBlinked after 0.05 seconds when dimmed',
         setUp: (game, tester) async {
           final behavior = SparkyBumperBlinkingBehavior();
-          final bloc = MockSparkyBumperCubit();
+          final bloc = _MockSparkyBumperCubit();
           final streamController = StreamController<SparkyBumperState>();
           whenListen(
             bloc,

packages/pinball_components/test/src/components/sparky_bumper/sparky_bumper_test.dart

@@ -11,6 +11,8 @@ import 'package:pinball_components/src/components/sparky_bumper/behaviors/behavi
 
 import '../../../helpers/helpers.dart';
 
+class _MockSparkyBumperCubit extends Mock implements SparkyBumperCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -46,7 +48,7 @@ void main() {
     // https://github.com/flame-engine/flame/pull/1538
     // ignore: public_member_api_docs
     flameTester.test('closes bloc when removed', (game) async {
-      final bloc = MockSparkyBumperCubit();
+      final bloc = _MockSparkyBumperCubit();
       whenListen(
         bloc,
         const Stream<SparkyBumperState>.empty(),

packages/pinball_flame/test/helpers/helpers.dart

@@ -1 +0,0 @@
-export 'mocks.dart';

packages/pinball_flame/test/helpers/mocks.dart

@@ -1,7 +0,0 @@
-import 'package:flame/components.dart';
-import 'package:flame_forge2d/flame_forge2d.dart';
-import 'package:mocktail/mocktail.dart';
-
-class MockForge2DGame extends Mock implements Forge2DGame {}
-
-class MockComponent extends Mock implements Component {}

packages/pinball_flame/test/src/keyboard_input_controller_test.dart

@@ -6,13 +6,13 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
 import 'package:pinball_flame/pinball_flame.dart';
 
-abstract class _KeyCallStub {
+abstract class _KeyCall {
   bool onCall();
 }
 
-class KeyCallStub extends Mock implements _KeyCallStub {}
+class _MockKeyCall extends Mock implements _KeyCall {}
 
-class MockRawKeyUpEvent extends Mock implements RawKeyUpEvent {
+class _MockRawKeyUpEvent extends Mock implements RawKeyUpEvent {
   @override
   String toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) {
     return super.toString();
@@ -20,7 +20,7 @@ class MockRawKeyUpEvent extends Mock implements RawKeyUpEvent {
 }
 
 RawKeyUpEvent _mockKeyUp(LogicalKeyboardKey key) {
-  final event = MockRawKeyUpEvent();
+  final event = _MockRawKeyUpEvent();
   when(() => event.logicalKey).thenReturn(key);
   return event;
 }
@@ -28,7 +28,7 @@ RawKeyUpEvent _mockKeyUp(LogicalKeyboardKey key) {
 void main() {
   group('KeyboardInputController', () {
     test('calls registered handlers', () {
-      final stub = KeyCallStub();
+      final stub = _MockKeyCall();
       when(stub.onCall).thenReturn(true);
 
       final input = KeyboardInputController(
@@ -44,7 +44,7 @@ void main() {
     test(
       'returns false the handler return value',
       () {
-        final stub = KeyCallStub();
+        final stub = _MockKeyCall();
         when(stub.onCall).thenReturn(false);
 
         final input = KeyboardInputController(
@@ -63,7 +63,7 @@ void main() {
     test(
       'returns true (allowing event to bubble) when no handler is registered',
       () {
-        final stub = KeyCallStub();
+        final stub = _MockKeyCall();
         when(stub.onCall).thenReturn(true);
 
         final input = KeyboardInputController();

packages/pinball_flame/test/src/sprite_animation_test.dart

@@ -3,12 +3,12 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
 import 'package:pinball_flame/pinball_flame.dart';
 
-class MockSpriteAnimationController extends Mock
+class _MockSpriteAnimationController extends Mock
     implements SpriteAnimationController {}
 
-class MockSpriteAnimation extends Mock implements SpriteAnimation {}
+class _MockSpriteAnimation extends Mock implements SpriteAnimation {}
 
-class MockSprite extends Mock implements Sprite {}
+class _MockSprite extends Mock implements Sprite {}
 
 // TODO(arturplaczek): Remove when this PR will be merged.
 // https://github.com/flame-engine/flame/pull/1552
@@ -20,9 +20,9 @@ void main() {
     late Sprite sprite;
 
     setUp(() {
-      controller = MockSpriteAnimationController();
+      controller = _MockSpriteAnimationController();
-      animation = MockSpriteAnimation();
+      animation = _MockSpriteAnimation();
-      sprite = MockSprite();
+      sprite = _MockSprite();
 
       when(() => controller.animation).thenAnswer((_) => animation);
 

packages/pinball_ui/test/src/external_links/external_links_test.dart

@@ -3,7 +3,7 @@ import 'package:mocktail/mocktail.dart';
 import 'package:pinball_ui/pinball_ui.dart';
 import 'package:plugin_platform_interface/plugin_platform_interface.dart';
 
-class MockUrlLauncher extends Mock
+class _MockUrlLauncher extends Mock
     with MockPlatformInterfaceMixin
     implements UrlLauncherPlatform {}
 
@@ -11,7 +11,7 @@ void main() {
   late UrlLauncherPlatform urlLauncher;
 
   setUp(() {
-    urlLauncher = MockUrlLauncher();
+    urlLauncher = _MockUrlLauncher();
     UrlLauncherPlatform.instance = urlLauncher;
   });
 

test/app/view/app_test.dart

@@ -13,7 +13,13 @@ import 'package:pinball/app/app.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball_audio/pinball_audio.dart';
 
-import '../../helpers/mocks.dart';
+class _MockAuthenticationRepository extends Mock
+    implements AuthenticationRepository {}
+
+class _MockPinballAudio extends Mock implements PinballAudio {}
+
+class _MockLeaderboardRepository extends Mock implements LeaderboardRepository {
+}
 
 void main() {
   group('App', () {
@@ -22,9 +28,9 @@ void main() {
     late PinballAudio pinballAudio;
 
     setUp(() {
-      authenticationRepository = MockAuthenticationRepository();
+      authenticationRepository = _MockAuthenticationRepository();
-      leaderboardRepository = MockLeaderboardRepository();
+      leaderboardRepository = _MockLeaderboardRepository();
-      pinballAudio = MockPinballAudio();
+      pinballAudio = _MockPinballAudio();
       when(pinballAudio.load).thenAnswer((_) => Future.value());
     });
 

test/footer/footer_test.dart

@@ -3,15 +3,20 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
 import 'package:pinball/footer/footer.dart';
 import 'package:pinball_ui/pinball_ui.dart';
+import 'package:plugin_platform_interface/plugin_platform_interface.dart';
 
 import '../helpers/helpers.dart';
 
+class _MockUrlLauncher extends Mock
+    with MockPlatformInterfaceMixin
+    implements UrlLauncherPlatform {}
+
 void main() {
   group('Footer', () {
     late UrlLauncherPlatform urlLauncher;
 
     setUp(() async {
-      urlLauncher = MockUrlLauncher();
+      urlLauncher = _MockUrlLauncher();
       UrlLauncherPlatform.instance = urlLauncher;
     });
     testWidgets('renders "Made with..." and "Google I/O"', (tester) async {

test/game/components/android_acres/behaviors/android_spaceship_bonus_behavior_test.dart

@@ -11,6 +11,8 @@ import 'package:pinball_components/pinball_components.dart';
 
 import '../../../../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -41,7 +43,7 @@ void main() {
     late GameBloc gameBloc;
 
     setUp(() {
-      gameBloc = MockGameBloc();
+      gameBloc = _MockGameBloc();
       whenListen(
         gameBloc,
         const Stream<GameState>.empty(),

test/game/components/controlled_ball_test.dart

@@ -14,8 +14,8 @@ import '../../helpers/helpers.dart';
 
 // TODO(allisonryan0002): remove once
 // https://github.com/flame-engine/flame/pull/1520 is merged
-class WrappedBallController extends BallController {
+class _WrappedBallController extends BallController {
-  WrappedBallController(Ball<Forge2DGame> ball, this._gameRef) : super(ball);
+  _WrappedBallController(Ball<Forge2DGame> ball, this._gameRef) : super(ball);
 
   final PinballGame _gameRef;
 
@@ -23,6 +23,14 @@ class WrappedBallController extends BallController {
   PinballGame get gameRef => _gameRef;
 }
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
+class _MockPinballGame extends Mock implements PinballGame {}
+
+class _MockControlledBall extends Mock implements ControlledBall {}
+
+class _MockBall extends Mock implements Ball {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
 
@@ -32,7 +40,7 @@ void main() {
 
     setUp(() {
       ball = Ball(baseColor: const Color(0xFF00FFFF));
-      gameBloc = MockGameBloc();
+      gameBloc = _MockGameBloc();
       whenListen(
         gameBloc,
         const Stream<GameState>.empty(),
@@ -47,7 +55,7 @@ void main() {
 
     test('can be instantiated', () {
       expect(
-        BallController(MockBall()),
+        BallController(_MockBall()),
         isA<BallController>(),
       );
     });
@@ -112,9 +120,9 @@ void main() {
       flameBlocTester.test(
         'initially stops the ball',
         (game) async {
-          final gameRef = MockPinballGame();
+          final gameRef = _MockPinballGame();
-          final ball = MockControlledBall();
+          final ball = _MockControlledBall();
-          final controller = WrappedBallController(ball, gameRef);
+          final controller = _WrappedBallController(ball, gameRef);
           when(() => gameRef.read<GameBloc>()).thenReturn(gameBloc);
           when(() => ball.controller).thenReturn(controller);
           when(() => ball.boost(any())).thenAnswer((_) async {});
@@ -128,9 +136,9 @@ void main() {
       flameBlocTester.test(
         'resumes the ball',
         (game) async {
-          final gameRef = MockPinballGame();
+          final gameRef = _MockPinballGame();
-          final ball = MockControlledBall();
+          final ball = _MockControlledBall();
-          final controller = WrappedBallController(ball, gameRef);
+          final controller = _WrappedBallController(ball, gameRef);
           when(() => gameRef.read<GameBloc>()).thenReturn(gameBloc);
           when(() => ball.controller).thenReturn(controller);
           when(() => ball.boost(any())).thenAnswer((_) async {});
@@ -144,9 +152,9 @@ void main() {
       flameBlocTester.test(
         'boosts the ball',
         (game) async {
-          final gameRef = MockPinballGame();
+          final gameRef = _MockPinballGame();
-          final ball = MockControlledBall();
+          final ball = _MockControlledBall();
-          final controller = WrappedBallController(ball, gameRef);
+          final controller = _WrappedBallController(ball, gameRef);
           when(() => gameRef.read<GameBloc>()).thenReturn(gameBloc);
           when(() => ball.controller).thenReturn(controller);
           when(() => ball.boost(any())).thenAnswer((_) async {});

test/game/components/controlled_flipper_test.dart

@@ -4,11 +4,14 @@ import 'package:bloc_test/bloc_test.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
+import 'package:mocktail/mocktail.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 
 import '../../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -22,7 +25,7 @@ void main() {
   final flameBlocTester = FlameBlocTester<EmptyPinballTestGame, GameBloc>(
     gameBuilder: EmptyPinballTestGame.new,
     blocBuilder: () {
-      final bloc = MockGameBloc();
+      final bloc = _MockGameBloc();
       const state = GameState(
         score: 0,
         multiplier: 1,

test/game/components/controlled_plunger_test.dart

@@ -5,11 +5,14 @@ import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
+import 'package:mocktail/mocktail.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 
 import '../../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(EmptyPinballTestGame.new);
@@ -17,7 +20,7 @@ void main() {
   final flameBlocTester = FlameBlocTester<EmptyPinballTestGame, GameBloc>(
     gameBuilder: EmptyPinballTestGame.new,
     blocBuilder: () {
-      final bloc = MockGameBloc();
+      final bloc = _MockGameBloc();
       const state = GameState(
         score: 0,
         multiplier: 1,

test/game/components/dino_desert/behaviors/chrome_dino_bonus_behavior_test.dart

@@ -10,6 +10,10 @@ import 'package:pinball_components/pinball_components.dart';
 
 import '../../../../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
+class _MockBall extends Mock implements Ball {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -25,7 +29,7 @@ void main() {
     late GameBloc gameBloc;
 
     setUp(() {
-      gameBloc = MockGameBloc();
+      gameBloc = _MockGameBloc();
       whenListen(
         gameBloc,
         const Stream<GameState>.empty(),
@@ -51,7 +55,7 @@ void main() {
         await game.ensureAdd(parent);
         await parent.ensureAdd(behavior);
 
-        chromeDino.bloc.onChomp(MockBall());
+        chromeDino.bloc.onChomp(_MockBall());
         await tester.pump();
 
         verify(

test/game/components/drain_test.dart

@@ -8,6 +8,12 @@ import 'package:pinball/game/game.dart';
 
 import '../../helpers/helpers.dart';
 
+class _MockControlledBall extends Mock implements ControlledBall {}
+
+class _MockBallController extends Mock implements BallController {}
+
+class _MockContact extends Mock implements Contact {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(TestGame.new);
@@ -18,7 +24,6 @@ void main() {
       (game) async {
         final drain = Drain();
         await game.ensureAdd(drain);
-
         expect(game.contains(drain), isTrue);
       },
     );
@@ -28,7 +33,6 @@ void main() {
       (game) async {
         final drain = Drain();
         await game.ensureAdd(drain);
-
         expect(drain.body.bodyType, equals(BodyType.static));
       },
     );
@@ -38,7 +42,6 @@ void main() {
       (game) async {
         final drain = Drain();
         await game.ensureAdd(drain);
-
         expect(drain.body.fixtures.first.isSensor, isTrue);
       },
     );
@@ -47,11 +50,11 @@ void main() {
       'calls lost on contact with ball',
       () async {
         final drain = Drain();
-        final ball = MockControlledBall();
+        final ball = _MockControlledBall();
-        final controller = MockBallController();
+        final controller = _MockBallController();
         when(() => ball.controller).thenReturn(controller);
 
-        drain.beginContact(ball, MockContact());
+        drain.beginContact(ball, _MockContact());
 
         verify(controller.lost).called(1);
       },

test/game/components/flutter_forest/behaviors/flutter_forest_bonus_behavior_test.dart

@@ -13,13 +13,15 @@ import 'package:pinball_flame/pinball_flame.dart';
 
 import '../../../../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
 void main() {
   group('FlutterForestBonusBehavior', () {
     late GameBloc gameBloc;
     final assets = [Assets.images.dash.animatronic.keyName];
 
     setUp(() {
-      gameBloc = MockGameBloc();
+      gameBloc = _MockGameBloc();
       whenListen(
         gameBloc,
         const Stream<GameState>.empty(),

test/game/components/game_flow_controller_test.dart

@@ -8,7 +8,16 @@ import 'package:pinball_audio/pinball_audio.dart';
 import 'package:pinball_components/pinball_components.dart';
 import 'package:pinball_theme/pinball_theme.dart';
 
-import '../../helpers/helpers.dart';
+class _MockPinballGame extends Mock implements PinballGame {}
+
+class _MockBackboard extends Mock implements Backboard {}
+
+class _MockCameraController extends Mock implements CameraController {}
+
+class _MockActiveOverlaysNotifier extends Mock
+    implements ActiveOverlaysNotifier {}
+
+class _MockPinballAudio extends Mock implements PinballAudio {}
 
 void main() {
   group('GameFlowController', () {
@@ -23,7 +32,7 @@ void main() {
 
         final previous = GameState.initial();
         expect(
-          GameFlowController(MockPinballGame()).listenWhen(previous, state),
+          GameFlowController(_MockPinballGame()).listenWhen(previous, state),
           isTrue,
         );
       });
@@ -38,12 +47,12 @@ void main() {
       late ActiveOverlaysNotifier overlays;
 
       setUp(() {
-        game = MockPinballGame();
+        game = _MockPinballGame();
-        backboard = MockBackboard();
+        backboard = _MockBackboard();
-        cameraController = MockCameraController();
+        cameraController = _MockCameraController();
         gameFlowController = GameFlowController(game);
-        overlays = MockActiveOverlaysNotifier();
+        overlays = _MockActiveOverlaysNotifier();
-        pinballAudio = MockPinballAudio();
+        pinballAudio = _MockPinballAudio();
 
         when(
           () => backboard.gameOverMode(

test/game/components/google_word/behaviors/google_word_bonus_behavior_test.dart

@@ -10,6 +10,8 @@ import 'package:pinball_components/pinball_components.dart';
 
 import '../../../../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -31,7 +33,7 @@ void main() {
     late GameBloc gameBloc;
 
     setUp(() {
-      gameBloc = MockGameBloc();
+      gameBloc = _MockGameBloc();
       whenListen(
         gameBloc,
         const Stream<GameState>.empty(),

test/game/components/multiballs/behaviors/multiballs_behavior_test.dart

@@ -12,6 +12,10 @@ import 'package:pinball_components/pinball_components.dart';
 
 import '../../../../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
+class _MockMultiballCubit extends Mock implements MultiballCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -23,7 +27,7 @@ void main() {
     late GameBloc gameBloc;
 
     setUp(() {
-      gameBloc = MockGameBloc();
+      gameBloc = _MockGameBloc();
       whenListen(
         gameBloc,
         const Stream<GameState>.empty(),
@@ -89,8 +93,8 @@ void main() {
         setUp: (game, tester) async {
           final behavior = MultiballsBehavior();
           final parent = Multiballs.test();
-          final multiballCubit = MockMultiballCubit();
+          final multiballCubit = _MockMultiballCubit();
-          final otherMultiballCubit = MockMultiballCubit();
+          final otherMultiballCubit = _MockMultiballCubit();
           final multiballs = [
             Multiball.test(
               bloc: multiballCubit,

test/game/components/multipliers/behaviors/multipliers_behavior_test.dart

@@ -3,6 +3,7 @@
 import 'dart:async';
 
 import 'package:bloc_test/bloc_test.dart';
+import 'package:flame/components.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
@@ -12,6 +13,12 @@ import 'package:pinball_components/pinball_components.dart';
 
 import '../../../../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
+class _MockComponent extends Mock implements Component {}
+
+class _MockMultiplierCubit extends Mock implements MultiplierCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -31,8 +38,8 @@ void main() {
     late GameBloc gameBloc;
 
     setUp(() {
-      registerFallbackValue(MockComponent());
+      registerFallbackValue(_MockComponent());
-      gameBloc = MockGameBloc();
+      gameBloc = _MockGameBloc();
       whenListen(
         gameBloc,
         const Stream<GameState>.empty(),
@@ -84,8 +91,8 @@ void main() {
         setUp: (game, tester) async {
           final behavior = MultipliersBehavior();
           final parent = Multipliers.test();
-          final multiplierX2Cubit = MockMultiplierCubit();
+          final multiplierX2Cubit = _MockMultiplierCubit();
-          final multiplierX3Cubit = MockMultiplierCubit();
+          final multiplierX3Cubit = _MockMultiplierCubit();
           final multipliers = [
             Multiplier.test(
               value: MultiplierValue.x2,

test/game/components/scoring_behavior_test.dart

@@ -17,6 +17,16 @@ class _TestBodyComponent extends BodyComponent {
   Body createBody() => world.createBody(BodyDef());
 }
 
+class _MockPinballAudio extends Mock implements PinballAudio {}
+
+class _MockBall extends Mock implements Ball {}
+
+class _MockBody extends Mock implements Body {}
+
+class _MockGameBloc extends Mock implements GameBloc {}
+
+class _MockContact extends Mock implements Contact {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -34,10 +44,9 @@ void main() {
       late BodyComponent parent;
 
       setUp(() {
-        audio = MockPinballAudio();
+        audio = _MockPinballAudio();
-
+        ball = _MockBall();
-        ball = MockBall();
+        final ballBody = _MockBody();
-        final ballBody = MockBody();
         when(() => ball.body).thenReturn(ballBody);
         when(() => ballBody.position).thenReturn(Vector2.all(4));
 
@@ -49,7 +58,7 @@ void main() {
           audio: audio,
         ),
         blocBuilder: () {
-          bloc = MockGameBloc();
+          bloc = _MockGameBloc();
           const state = GameState(
             score: 0,
             multiplier: 1,
@@ -71,7 +80,7 @@ void main() {
           final canvas = ZCanvasComponent(children: [parent]);
           await game.ensureAdd(canvas);
 
-          scoringBehavior.beginContact(ball, MockContact());
+          scoringBehavior.beginContact(ball, _MockContact());
 
           verify(
             () => bloc.add(
@@ -89,7 +98,7 @@ void main() {
           final canvas = ZCanvasComponent(children: [parent]);
           await game.ensureAdd(canvas);
 
-          scoringBehavior.beginContact(ball, MockContact());
+          scoringBehavior.beginContact(ball, _MockContact());
 
           verify(audio.score).called(1);
         },
@@ -104,7 +113,7 @@ void main() {
           final canvas = ZCanvasComponent(children: [parent]);
           await game.ensureAdd(canvas);
 
-          scoringBehavior.beginContact(ball, MockContact());
+          scoringBehavior.beginContact(ball, _MockContact());
           await game.ready();
 
           final scoreText = game.descendants().whereType<ScoreComponent>();

test/game/components/sparky_scorch_test.dart

@@ -1,5 +1,6 @@
 // ignore_for_file: cascade_invocations
 
+import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
@@ -8,6 +9,12 @@ import 'package:pinball_components/pinball_components.dart';
 
 import '../../helpers/helpers.dart';
 
+class _MockControlledBall extends Mock implements ControlledBall {}
+
+class _MockBallController extends Mock implements BallController {}
+
+class _MockContact extends Mock implements Contact {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -73,8 +80,8 @@ void main() {
   group('SparkyComputerSensor', () {
     flameTester.test('calls turboCharge', (game) async {
       final sensor = SparkyComputerSensor();
-      final ball = MockControlledBall();
+      final ball = _MockControlledBall();
-      final controller = MockBallController();
+      final controller = _MockBallController();
       when(() => ball.controller).thenReturn(controller);
       when(controller.turboCharge).thenAnswer((_) async {});
 
@@ -83,7 +90,7 @@ void main() {
         SparkyAnimatronic(),
       ]);
 
-      sensor.beginContact(ball, MockContact());
+      sensor.beginContact(ball, _MockContact());
 
       verify(() => ball.controller.turboCharge()).called(1);
     });
@@ -91,8 +98,8 @@ void main() {
     flameTester.test('plays SparkyAnimatronic', (game) async {
       final sensor = SparkyComputerSensor();
       final sparkyAnimatronic = SparkyAnimatronic();
-      final ball = MockControlledBall();
+      final ball = _MockControlledBall();
-      final controller = MockBallController();
+      final controller = _MockBallController();
       when(() => ball.controller).thenReturn(controller);
       when(controller.turboCharge).thenAnswer((_) async {});
       await game.ensureAddAll([
@@ -101,7 +108,7 @@ void main() {
       ]);
 
       expect(sparkyAnimatronic.playing, isFalse);
-      sensor.beginContact(ball, MockContact());
+      sensor.beginContact(ball, _MockContact());
       expect(sparkyAnimatronic.playing, isTrue);
     });
   });

test/game/pinball_game_test.dart

@@ -1,8 +1,7 @@
 // ignore_for_file: cascade_invocations
 
 import 'package:bloc_test/bloc_test.dart';
-import 'package:flame/components.dart';
+import 'package:flame/input.dart';
-import 'package:flame/game.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter/gestures.dart';
 import 'package:flutter_test/flutter_test.dart';
@@ -12,6 +11,20 @@ import 'package:pinball_components/pinball_components.dart';
 
 import '../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
+class _MockGameState extends Mock implements GameState {}
+
+class _MockEventPosition extends Mock implements EventPosition {}
+
+class _MockTapDownDetails extends Mock implements TapDownDetails {}
+
+class _MockTapDownInfo extends Mock implements TapDownInfo {}
+
+class _MockTapUpDetails extends Mock implements TapUpDetails {}
+
+class _MockTapUpInfo extends Mock implements TapUpInfo {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final assets = [
@@ -115,7 +128,7 @@ void main() {
   late GameBloc gameBloc;
 
   setUp(() {
-    gameBloc = MockGameBloc();
+    gameBloc = _MockGameBloc();
     whenListen(
       gameBloc,
       const Stream<GameState>.empty(),
@@ -210,7 +223,7 @@ void main() {
             setUp: (game, tester) async {
               // TODO(ruimiguel): check why testGameWidget doesn't add any ball
               // to the game. Test needs to have no balls, so fortunately works.
-              final newState = MockGameState();
+              final newState = _MockGameState();
               when(() => newState.isGameOver).thenReturn(false);
               game.descendants().whereType<ControlledBall>().forEach(
                     (ball) => ball.controller.lost(),
@@ -218,7 +231,7 @@ void main() {
               await game.ready();
 
               expect(
-                game.controller.listenWhen(MockGameState(), newState),
+                game.controller.listenWhen(_MockGameState(), newState),
                 isTrue,
               );
             },
@@ -227,7 +240,7 @@ void main() {
           flameTester.test(
             "doesn't listen when some balls are left",
             (game) async {
-              final newState = MockGameState();
+              final newState = _MockGameState();
               when(() => newState.isGameOver).thenReturn(false);
 
               expect(
@@ -235,7 +248,7 @@ void main() {
                 greaterThan(0),
               );
               expect(
-                game.controller.listenWhen(MockGameState(), newState),
+                game.controller.listenWhen(_MockGameState(), newState),
                 isFalse,
               );
             },
@@ -246,7 +259,7 @@ void main() {
             setUp: (game, tester) async {
               // TODO(ruimiguel): check why testGameWidget doesn't add any ball
               // to the game. Test needs to have no balls, so fortunately works.
-              final newState = MockGameState();
+              final newState = _MockGameState();
               when(() => newState.isGameOver).thenReturn(true);
               game.descendants().whereType<ControlledBall>().forEach(
                     (ball) => ball.controller.lost(),
@@ -258,7 +271,7 @@ void main() {
                 isTrue,
               );
               expect(
-                game.controller.listenWhen(MockGameState(), newState),
+                game.controller.listenWhen(_MockGameState(), newState),
                 isFalse,
               );
             },
@@ -274,7 +287,7 @@ void main() {
                 final previousBalls =
                     game.descendants().whereType<ControlledBall>().toList();
 
-                game.controller.onNewState(MockGameState());
+                game.controller.onNewState(_MockGameState());
                 await game.ready();
                 final currentBalls =
                     game.descendants().whereType<ControlledBall>().toList();
@@ -294,14 +307,14 @@ void main() {
       flameTester.test('tap down moves left flipper up', (game) async {
         await game.ready();
 
-        final eventPosition = MockEventPosition();
+        final eventPosition = _MockEventPosition();
         when(() => eventPosition.game).thenReturn(Vector2.zero());
         when(() => eventPosition.widget).thenReturn(Vector2.zero());
 
-        final raw = MockTapDownDetails();
+        final raw = _MockTapDownDetails();
         when(() => raw.kind).thenReturn(PointerDeviceKind.touch);
 
-        final tapDownEvent = MockTapDownInfo();
+        final tapDownEvent = _MockTapDownInfo();
         when(() => tapDownEvent.eventPosition).thenReturn(eventPosition);
         when(() => tapDownEvent.raw).thenReturn(raw);
 
@@ -317,14 +330,14 @@ void main() {
       flameTester.test('tap down moves right flipper up', (game) async {
         await game.ready();
 
-        final eventPosition = MockEventPosition();
+        final eventPosition = _MockEventPosition();
         when(() => eventPosition.game).thenReturn(Vector2.zero());
         when(() => eventPosition.widget).thenReturn(game.canvasSize);
 
-        final raw = MockTapDownDetails();
+        final raw = _MockTapDownDetails();
         when(() => raw.kind).thenReturn(PointerDeviceKind.touch);
 
-        final tapDownEvent = MockTapDownInfo();
+        final tapDownEvent = _MockTapDownInfo();
         when(() => tapDownEvent.eventPosition).thenReturn(eventPosition);
         when(() => tapDownEvent.raw).thenReturn(raw);
 
@@ -340,14 +353,14 @@ void main() {
       flameTester.test('tap up moves flipper down', (game) async {
         await game.ready();
 
-        final eventPosition = MockEventPosition();
+        final eventPosition = _MockEventPosition();
         when(() => eventPosition.game).thenReturn(Vector2.zero());
         when(() => eventPosition.widget).thenReturn(Vector2.zero());
 
-        final raw = MockTapDownDetails();
+        final raw = _MockTapDownDetails();
         when(() => raw.kind).thenReturn(PointerDeviceKind.touch);
 
-        final tapDownEvent = MockTapDownInfo();
+        final tapDownEvent = _MockTapDownInfo();
         when(() => tapDownEvent.eventPosition).thenReturn(eventPosition);
         when(() => tapDownEvent.raw).thenReturn(raw);
 
@@ -359,7 +372,7 @@ void main() {
 
         expect(flippers.first.body.linearVelocity.y, isNegative);
 
-        final tapUpEvent = MockTapUpInfo();
+        final tapUpEvent = _MockTapUpInfo();
         when(() => tapUpEvent.eventPosition).thenReturn(eventPosition);
 
         game.onTapUp(tapUpEvent);
@@ -371,14 +384,14 @@ void main() {
       flameTester.test('tap cancel moves flipper down', (game) async {
         await game.ready();
 
-        final eventPosition = MockEventPosition();
+        final eventPosition = _MockEventPosition();
         when(() => eventPosition.game).thenReturn(Vector2.zero());
         when(() => eventPosition.widget).thenReturn(Vector2.zero());
 
-        final raw = MockTapDownDetails();
+        final raw = _MockTapDownDetails();
         when(() => raw.kind).thenReturn(PointerDeviceKind.touch);
 
-        final tapDownEvent = MockTapDownInfo();
+        final tapDownEvent = _MockTapDownInfo();
         when(() => tapDownEvent.eventPosition).thenReturn(eventPosition);
         when(() => tapDownEvent.raw).thenReturn(raw);
 
@@ -400,13 +413,13 @@ void main() {
       flameTester.test('tap down moves plunger down', (game) async {
         await game.ready();
 
-        final eventPosition = MockEventPosition();
+        final eventPosition = _MockEventPosition();
         when(() => eventPosition.game).thenReturn(Vector2(40, 60));
 
-        final raw = MockTapDownDetails();
+        final raw = _MockTapDownDetails();
         when(() => raw.kind).thenReturn(PointerDeviceKind.touch);
 
-        final tapDownEvent = MockTapDownInfo();
+        final tapDownEvent = _MockTapDownInfo();
         when(() => tapDownEvent.eventPosition).thenReturn(eventPosition);
         when(() => tapDownEvent.raw).thenReturn(raw);
 
@@ -425,13 +438,13 @@ void main() {
     debugModeFlameTester.test(
       'adds a ball on tap up',
       (game) async {
-        final eventPosition = MockEventPosition();
+        final eventPosition = _MockEventPosition();
         when(() => eventPosition.game).thenReturn(Vector2.all(10));
 
-        final raw = MockTapUpDetails();
+        final raw = _MockTapUpDetails();
         when(() => raw.kind).thenReturn(PointerDeviceKind.mouse);
 
-        final tapUpEvent = MockTapUpInfo();
+        final tapUpEvent = _MockTapUpInfo();
         when(() => tapUpEvent.eventPosition).thenReturn(eventPosition);
         when(() => tapUpEvent.raw).thenReturn(raw);
 

test/game/view/pinball_game_page_test.dart

@@ -4,12 +4,21 @@ import 'package:bloc_test/bloc_test.dart';
 import 'package:flame/game.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
+import 'package:mocktail/mocktail.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball/select_character/select_character.dart';
 import 'package:pinball/start_game/start_game.dart';
 
 import '../../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
+class _MockCharacterThemeCubit extends Mock implements CharacterThemeCubit {}
+
+class _MockAssetsManagerCubit extends Mock implements AssetsManagerCubit {}
+
+class _MockStartGameBloc extends Mock implements StartGameBloc {}
+
 void main() {
   final game = PinballTestGame();
 
@@ -19,8 +28,8 @@ void main() {
 
     setUp(() async {
       await Future.wait<void>(game.preLoadAssets());
-      characterThemeCubit = MockCharacterThemeCubit();
+      characterThemeCubit = _MockCharacterThemeCubit();
-      gameBloc = MockGameBloc();
+      gameBloc = _MockGameBloc();
 
       whenListen(
         characterThemeCubit,
@@ -47,7 +56,7 @@ void main() {
     testWidgets(
       'renders the loading indicator while the assets load',
       (tester) async {
-        final assetsManagerCubit = MockAssetsManagerCubit();
+        final assetsManagerCubit = _MockAssetsManagerCubit();
         final initialAssetsState = AssetsManagerState(
           loadables: [Future<void>.value()],
           loaded: const [],
@@ -79,8 +88,8 @@ void main() {
     testWidgets(
         'renders PinballGameLoadedView after resources have been loaded',
         (tester) async {
-      final assetsManagerCubit = MockAssetsManagerCubit();
+      final assetsManagerCubit = _MockAssetsManagerCubit();
-      final startGameBloc = MockStartGameBloc();
+      final startGameBloc = _MockStartGameBloc();
 
       final loadedAssetsState = AssetsManagerState(
         loadables: [Future<void>.value()],
@@ -168,8 +177,8 @@ void main() {
   });
 
   group('PinballGameView', () {
-    final gameBloc = MockGameBloc();
+    final gameBloc = _MockGameBloc();
-    final startGameBloc = MockStartGameBloc();
+    final startGameBloc = _MockStartGameBloc();
 
     setUp(() async {
       await Future.wait<void>(game.preLoadAssets());

test/game/view/widgets/bonus_animation_test.dart

@@ -1,7 +1,6 @@
 // ignore_for_file: invalid_use_of_protected_member
 
 import 'dart:typed_data';
-import 'dart:ui' as ui;
 
 import 'package:flame/assets.dart';
 import 'package:flame/flame.dart';
@@ -14,11 +13,9 @@ import 'package:pinball_flame/pinball_flame.dart';
 
 import '../../../helpers/helpers.dart';
 
-class MockImages extends Mock implements Images {}
+class _MockImages extends Mock implements Images {}
 
-class MockImage extends Mock implements ui.Image {}
+class _MockCallback extends Mock {
-
-class MockCallback extends Mock {
   void call();
 }
 
@@ -30,7 +27,7 @@ void main() {
     // TODO(arturplaczek): need to find for a better solution for loading image
     // or use original images from BonusAnimation.loadAssets()
     final image = await decodeImageFromList(Uint8List.fromList(fakeImage));
-    final images = MockImages();
+    final images = _MockImages();
     when(() => images.fromCache(any())).thenReturn(image);
     when(() => images.load(any())).thenAnswer((_) => Future.value(image));
     Flame.images = images;
@@ -88,7 +85,7 @@ void main() {
   // https://github.com/flame-engine/flame/issues/1543
   testWidgets('called onCompleted callback at the end of animation ',
       (tester) async {
-    final callback = MockCallback();
+    final callback = _MockCallback();
 
     await tester.runAsync(() async {
       await tester.pumpWidget(
@@ -112,7 +109,7 @@ void main() {
   });
 
   testWidgets('called onCompleted once when animation changed', (tester) async {
-    final callback = MockCallback();
+    final callback = _MockCallback();
     final secondAnimation = BonusAnimation.sparkyTurboCharge(
       onCompleted: callback.call,
     );

test/game/view/widgets/game_hud_test.dart

@@ -2,7 +2,6 @@
 
 import 'dart:async';
 import 'dart:typed_data';
-import 'dart:ui' as ui;
 
 import 'package:bloc_test/bloc_test.dart';
 import 'package:flame/assets.dart';
@@ -19,9 +18,9 @@ import 'package:pinball_ui/pinball_ui.dart';
 
 import '../../../helpers/helpers.dart';
 
-class MockImages extends Mock implements Images {}
+class _MockImages extends Mock implements Images {}
 
-class MockImage extends Mock implements ui.Image {}
+class _MockGameBloc extends Mock implements GameBloc {}
 
 void main() {
   group('GameHud', () {
@@ -35,12 +34,12 @@ void main() {
     );
 
     setUp(() async {
-      gameBloc = MockGameBloc();
+      gameBloc = _MockGameBloc();
 
       // TODO(arturplaczek): need to find for a better solution for loading
       // image or use original images from BonusAnimation.loadAssets()
       final image = await decodeImageFromList(Uint8List.fromList(fakeImage));
-      final images = MockImages();
+      final images = _MockImages();
       when(() => images.fromCache(any())).thenReturn(image);
       when(() => images.load(any())).thenAnswer((_) => Future.value(image));
       Flame.images = images;

test/game/view/widgets/play_button_overlay_test.dart

@@ -8,6 +8,12 @@ import 'package:pinball_theme/pinball_theme.dart';
 
 import '../../../helpers/helpers.dart';
 
+class _MockPinballGame extends Mock implements PinballGame {}
+
+class _MockGameFlowController extends Mock implements GameFlowController {}
+
+class _MockCharacterThemeCubit extends Mock implements CharacterThemeCubit {}
+
 void main() {
   group('PlayButtonOverlay', () {
     late PinballGame game;
@@ -20,9 +26,9 @@ void main() {
       await Flame.images.load(const AndroidTheme().animation.keyName);
       await Flame.images.load(const DinoTheme().animation.keyName);
       await Flame.images.load(const SparkyTheme().animation.keyName);
-      game = MockPinballGame();
+      game = _MockPinballGame();
-      gameFlowController = MockGameFlowController();
+      gameFlowController = _MockGameFlowController();
-      characterThemeCubit = MockCharacterThemeCubit();
+      characterThemeCubit = _MockCharacterThemeCubit();
       whenListen(
         characterThemeCubit,
         const Stream<CharacterThemeState>.empty(),

test/game/view/widgets/round_count_display_test.dart

@@ -1,11 +1,14 @@
 import 'package:bloc_test/bloc_test.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
+import 'package:mocktail/mocktail.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball_ui/pinball_ui.dart';
 
 import '../../../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
 void main() {
   group('RoundCountDisplay renders', () {
     late GameBloc gameBloc;
@@ -17,7 +20,7 @@ void main() {
     );
 
     setUp(() {
-      gameBloc = MockGameBloc();
+      gameBloc = _MockGameBloc();
 
       whenListen(
         gameBloc,

test/game/view/widgets/score_view_test.dart

@@ -3,12 +3,15 @@ import 'dart:async';
 import 'package:bloc_test/bloc_test.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
+import 'package:mocktail/mocktail.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball/l10n/l10n.dart';
 import 'package:pinball_components/pinball_components.dart';
 
 import '../../../helpers/helpers.dart';
 
+class _MockGameBloc extends Mock implements GameBloc {}
+
 void main() {
   late GameBloc gameBloc;
   late StreamController<GameState> stateController;
@@ -21,7 +24,7 @@ void main() {
   );
 
   setUp(() {
-    gameBloc = MockGameBloc();
+    gameBloc = _MockGameBloc();
     stateController = StreamController<GameState>()..add(initialState);
 
     whenListen(

test/helpers/helpers.dart

@@ -8,7 +8,6 @@ export 'builders.dart';
 export 'fakes.dart';
 export 'forge2d.dart';
 export 'key_testers.dart';
-export 'mocks.dart';
 export 'pump_app.dart';
 export 'test_games.dart';
 export 'text_span.dart';

test/helpers/key_testers.dart

@@ -1,8 +1,21 @@
+import 'package:flutter/foundation.dart';
 import 'package:flutter/services.dart';
 import 'package:meta/meta.dart';
 import 'package:mocktail/mocktail.dart';
 
-import 'helpers.dart';
+class _MockRawKeyDownEvent extends Mock implements RawKeyDownEvent {
+  @override
+  String toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) {
+    return super.toString();
+  }
+}
+
+class _MockRawKeyUpEvent extends Mock implements RawKeyUpEvent {
+  @override
+  String toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) {
+    return super.toString();
+  }
+}
 
 @isTest
 void testRawKeyUpEvents(
@@ -15,7 +28,7 @@ void testRawKeyUpEvents(
 }
 
 RawKeyUpEvent _mockKeyUpEvent(LogicalKeyboardKey key) {
-  final event = MockRawKeyUpEvent();
+  final event = _MockRawKeyUpEvent();
   when(() => event.logicalKey).thenReturn(key);
   return event;
 }
@@ -31,7 +44,7 @@ void testRawKeyDownEvents(
 }
 
 RawKeyDownEvent _mockKeyDownEvent(LogicalKeyboardKey key) {
-  final event = MockRawKeyDownEvent();
+  final event = _MockRawKeyDownEvent();
   when(() => event.logicalKey).thenReturn(key);
   return event;
 }

test/helpers/mocks.dart

@@ -1,104 +0,0 @@
-import 'package:authentication_repository/authentication_repository.dart';
-import 'package:flame/components.dart';
-import 'package:flame/game.dart';
-import 'package:flame/input.dart';
-import 'package:flame_forge2d/flame_forge2d.dart';
-import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
-import 'package:leaderboard_repository/leaderboard_repository.dart';
-import 'package:mocktail/mocktail.dart';
-import 'package:pinball/game/game.dart';
-import 'package:pinball/select_character/select_character.dart';
-import 'package:pinball/start_game/start_game.dart';
-import 'package:pinball_audio/pinball_audio.dart';
-import 'package:pinball_components/pinball_components.dart';
-import 'package:pinball_ui/pinball_ui.dart';
-import 'package:plugin_platform_interface/plugin_platform_interface.dart';
-
-class MockPinballGame extends Mock implements PinballGame {}
-
-class MockDrain extends Mock implements Drain {}
-
-class MockBody extends Mock implements Body {}
-
-class MockBall extends Mock implements Ball {}
-
-class MockControlledBall extends Mock implements ControlledBall {}
-
-class MockBallController extends Mock implements BallController {}
-
-class MockContact extends Mock implements Contact {}
-
-class MockGameBloc extends Mock implements GameBloc {}
-
-class MockStartGameBloc extends Mock implements StartGameBloc {}
-
-class MockGameState extends Mock implements GameState {}
-
-class MockCharacterThemeCubit extends Mock implements CharacterThemeCubit {}
-
-class MockAuthenticationRepository extends Mock
-    implements AuthenticationRepository {}
-
-class MockLeaderboardRepository extends Mock implements LeaderboardRepository {}
-
-class MockRawKeyDownEvent extends Mock implements RawKeyDownEvent {
-  @override
-  String toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) {
-    return super.toString();
-  }
-}
-
-class MockRawKeyUpEvent extends Mock implements RawKeyUpEvent {
-  @override
-  String toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) {
-    return super.toString();
-  }
-}
-
-class MockTapDownInfo extends Mock implements TapDownInfo {}
-
-class MockTapDownDetails extends Mock implements TapDownDetails {}
-
-class MockTapUpInfo extends Mock implements TapUpInfo {}
-
-class MockTapUpDetails extends Mock implements TapUpDetails {}
-
-class MockEventPosition extends Mock implements EventPosition {}
-
-class MockFilter extends Mock implements Filter {}
-
-class MockFixture extends Mock implements Fixture {}
-
-class MockComponent extends Mock implements Component {}
-
-class MockComponentSet extends Mock implements ComponentSet {}
-
-class MockDashNestBumper extends Mock implements DashNestBumper {}
-
-class MockPinballAudio extends Mock implements PinballAudio {}
-
-class MockSparkyComputerSensor extends Mock implements SparkyComputerSensor {}
-
-class MockAssetsManagerCubit extends Mock implements AssetsManagerCubit {}
-
-class MockBackboard extends Mock implements Backboard {}
-
-class MockCameraController extends Mock implements CameraController {}
-
-class MockActiveOverlaysNotifier extends Mock
-    implements ActiveOverlaysNotifier {}
-
-class MockGameFlowController extends Mock implements GameFlowController {}
-
-class MockAndroidBumper extends Mock implements AndroidBumper {}
-
-class MockSparkyBumper extends Mock implements SparkyBumper {}
-
-class MockMultiballCubit extends Mock implements MultiballCubit {}
-
-class MockMultiplierCubit extends Mock implements MultiplierCubit {}
-
-class MockUrlLauncher extends Mock
-    with MockPlatformInterfaceMixin
-    implements UrlLauncherPlatform {}

test/helpers/pump_app.dart

@@ -19,26 +19,31 @@ import 'package:pinball/start_game/start_game.dart';
 import 'package:pinball_audio/pinball_audio.dart';
 import 'package:pinball_ui/pinball_ui.dart';
 
-import 'helpers.dart';
+class _MockAssetsManagerCubit extends Mock implements AssetsManagerCubit {}
 
-PinballAudio _buildDefaultPinballAudio() {
+class _MockLeaderboardRepository extends Mock implements LeaderboardRepository {
-  final audio = MockPinballAudio();
+}
 
-  when(audio.load).thenAnswer((_) => Future.value());
+class _MockCharacterThemeCubit extends Mock implements CharacterThemeCubit {}
+
+class _MockGameBloc extends Mock implements GameBloc {}
+
+class _MockStartGameBloc extends Mock implements StartGameBloc {}
 
+class _MockPinballAudio extends Mock implements PinballAudio {}
+
+PinballAudio _buildDefaultPinballAudio() {
+  final audio = _MockPinballAudio();
+  when(audio.load).thenAnswer((_) => Future.value());
   return audio;
 }
 
-MockAssetsManagerCubit _buildDefaultAssetsManagerCubit() {
+AssetsManagerCubit _buildDefaultAssetsManagerCubit() {
-  final cubit = MockAssetsManagerCubit();
+  final cubit = _MockAssetsManagerCubit();
-
   final state = AssetsManagerState(
     loadables: [Future<void>.value()],
-    loaded: [
+    loaded: [Future<void>.value()],
-      Future<void>.value(),
-    ],
   );
-
   whenListen(
     cubit,
     Stream.value(state),
@@ -63,7 +68,7 @@ extension PumpApp on WidgetTester {
         MultiRepositoryProvider(
           providers: [
             RepositoryProvider.value(
-              value: leaderboardRepository ?? MockLeaderboardRepository(),
+              value: leaderboardRepository ?? _MockLeaderboardRepository(),
             ),
             RepositoryProvider.value(
               value: pinballAudio ?? _buildDefaultPinballAudio(),
@@ -72,13 +77,13 @@ extension PumpApp on WidgetTester {
           child: MultiBlocProvider(
             providers: [
               BlocProvider.value(
-                value: characterThemeCubit ?? MockCharacterThemeCubit(),
+                value: characterThemeCubit ?? _MockCharacterThemeCubit(),
               ),
               BlocProvider.value(
-                value: gameBloc ?? MockGameBloc(),
+                value: gameBloc ?? _MockGameBloc(),
               ),
               BlocProvider.value(
-                value: startGameBloc ?? MockStartGameBloc(),
+                value: startGameBloc ?? _MockStartGameBloc(),
               ),
               BlocProvider.value(
                 value: assetsManagerCubit ?? _buildDefaultAssetsManagerCubit(),

test/helpers/test_games.dart

@@ -4,11 +4,12 @@ import 'dart:async';
 
 import 'package:flame_bloc/flame_bloc.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
+import 'package:mocktail/mocktail.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball_audio/pinball_audio.dart';
 import 'package:pinball_theme/pinball_theme.dart';
 
-import 'helpers.dart';
+class _MockPinballAudio extends Mock implements PinballAudio {}
 
 class TestGame extends Forge2DGame with FlameBloc {
   TestGame() {
@@ -23,7 +24,7 @@ class PinballTestGame extends PinballGame {
     CharacterTheme? theme,
   })  : _assets = assets,
         super(
-          audio: audio ?? MockPinballAudio(),
+          audio: audio ?? _MockPinballAudio(),
           characterTheme: theme ?? const DashTheme(),
         );
   final List<String>? _assets;
@@ -44,7 +45,7 @@ class DebugPinballTestGame extends DebugPinballGame {
     CharacterTheme? theme,
   })  : _assets = assets,
         super(
-          audio: audio ?? MockPinballAudio(),
+          audio: audio ?? _MockPinballAudio(),
           characterTheme: theme ?? const DashTheme(),
         );
 

test/how_to_play/how_to_play_dialog_test.dart

@@ -7,7 +7,7 @@ import 'package:platform_helper/platform_helper.dart';
 
 import '../helpers/helpers.dart';
 
-class MockPlatformHelper extends Mock implements PlatformHelper {}
+class _MockPlatformHelper extends Mock implements PlatformHelper {}
 
 void main() {
   group('HowToPlayDialog', () {
@@ -16,7 +16,7 @@ void main() {
 
     setUp(() async {
       l10n = await AppLocalizations.delegate.load(const Locale('en'));
-      platformHelper = MockPlatformHelper();
+      platformHelper = _MockPlatformHelper();
     });
 
     testWidgets(

test/select_character/view/character_selection_page_test.dart

@@ -10,6 +10,8 @@ import 'package:pinball_ui/pinball_ui.dart';
 
 import '../../helpers/helpers.dart';
 
+class _MockCharacterThemeCubit extends Mock implements CharacterThemeCubit {}
+
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   late CharacterThemeCubit characterThemeCubit;
@@ -20,7 +22,7 @@ void main() {
     await Flame.images.load(const AndroidTheme().animation.keyName);
     await Flame.images.load(const DinoTheme().animation.keyName);
     await Flame.images.load(const SparkyTheme().animation.keyName);
-    characterThemeCubit = MockCharacterThemeCubit();
+    characterThemeCubit = _MockCharacterThemeCubit();
     whenListen(
       characterThemeCubit,
       const Stream<CharacterThemeState>.empty(),

test/start_game/bloc/start_game_bloc_test.dart

@@ -4,18 +4,20 @@ import 'package:mocktail/mocktail.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball/start_game/bloc/start_game_bloc.dart';
 
-import '../../helpers/helpers.dart';
+class _MockPinballGame extends Mock implements PinballGame {}
+
+class _MockGameFlowController extends Mock implements GameFlowController {}
 
 void main() {
   late PinballGame pinballGame;
 
   setUp(() {
-    pinballGame = MockPinballGame();
+    pinballGame = _MockPinballGame();
 
     when(
       () => pinballGame.gameFlowController,
     ).thenReturn(
-      MockGameFlowController(),
+      _MockGameFlowController(),
     );
   });