fix: flaky test

test/game/components/ball_test.dart

@@ -89,9 +89,10 @@ void main() {
     });
 
     group('resetting a ball', () {
-      final gameBloc = MockGameBloc();
+      late GameBloc gameBloc;
 
       setUp(() {
+        gameBloc = MockGameBloc();
         whenListen(
           gameBloc,
           const Stream<GameState>.empty(),
@@ -99,7 +100,7 @@ void main() {
         );
       });
 
-      final tester = flameBlocTester(gameBloc: gameBloc);
+      final tester = flameBlocTester(gameBloc: () => gameBloc);
 
       tester.widgetTest(
         'adds BallLost to GameBloc',

test/game/components/bonus_word_test.dart

@@ -145,7 +145,7 @@ void main() {
         );
       });
 
-      final tester = flameBlocTester(gameBloc: gameBloc);
+      final tester = flameBlocTester(gameBloc: () => gameBloc);
 
       tester.widgetTest(
         'adds BonusLetterActivated to GameBloc when not activated',

test/game/components/plunger_test.dart

@@ -227,7 +227,7 @@ void main() {
       );
     });
 
-    final flameTester = flameBlocTester(gameBloc: gameBloc);
+    final flameTester = flameBlocTester(gameBloc: () => gameBloc);
 
     group('initializes with', () {
       flameTester.test(

test/helpers/builders.dart

@@ -5,14 +5,14 @@ import 'package:pinball/game/game.dart';
 import 'helpers.dart';
 
 FlameTester<PinballGame> flameBlocTester({
-  required GameBloc gameBloc,
+  required GameBloc Function() gameBloc,
 }) {
   return FlameTester<PinballGame>(
     PinballGameTest.create,
     pumpWidget: (gameWidget, tester) async {
       await tester.pumpWidget(
         BlocProvider.value(
-          value: gameBloc,
+          value: gameBloc(),
           child: gameWidget,
         ),
       );