test: correctly tested GoogleWordBonusBehavior

lib/game/components/google_word/google_word.dart

@@ -1,4 +1,5 @@
 import 'package:flame/components.dart';
+import 'package:flutter/material.dart';
 import 'package:pinball/game/components/google_word/behaviors/behaviors.dart';
 import 'package:pinball_components/pinball_components.dart';
 
@@ -20,4 +21,10 @@ class GoogleWord extends Component {
             GoogleWordBonusBehavior(),
           ],
         );
+
+  /// Creates a [GoogleWord] without any children.
+  ///
+  /// This can be used for testing [GoogleWord]'s behaviors in isolation.
+  @visibleForTesting
+  GoogleWord.test();
 }

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

@@ -0,0 +1,61 @@
+// ignore_for_file: cascade_invocations
+
+import 'package:bloc_test/bloc_test.dart';
+import 'package:flame_test/flame_test.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mockingjay/mockingjay.dart';
+import 'package:pinball/game/components/google_word/behaviors/behaviors.dart';
+import 'package:pinball/game/game.dart';
+import 'package:pinball_components/pinball_components.dart';
+
+import '../../../../helpers/helpers.dart';
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+
+  group('GoogleWordBonusBehaviors', () {
+    late GameBloc gameBloc;
+
+    setUp(() {
+      gameBloc = MockGameBloc();
+      whenListen(
+        gameBloc,
+        const Stream<GameState>.empty(),
+        initialState: const GameState.initial(),
+      );
+    });
+
+    final flameBlocTester = FlameBlocTester<PinballGame, GameBloc>(
+      gameBuilder: EmptyPinballTestGame.new,
+      blocBuilder: () => gameBloc,
+    );
+
+    flameBlocTester.testGameWidget(
+      'adds GameBonus.googleWord to the game when all letters are activated',
+      setUp: (game, tester) async {
+        final behavior = GoogleWordBonusBehavior();
+        final parent = GoogleWord.test();
+        final letters = [
+          GoogleLetter(0),
+          GoogleLetter(1),
+          GoogleLetter(2),
+          GoogleLetter(3),
+          GoogleLetter(4),
+          GoogleLetter(5),
+        ];
+        await parent.addAll(letters);
+        await game.ensureAdd(parent);
+        await parent.ensureAdd(behavior);
+
+        for (final letter in letters) {
+          letter.bloc.onBallContacted();
+        }
+        await tester.pump();
+
+        verify(
+          () => gameBloc.add(const BonusActivated(GameBonus.googleWord)),
+        ).called(1);
+      },
+    );
+  });
+}

test/game/components/google_word/google_word_test.dart

@@ -0,0 +1,26 @@
+import 'package:flame_forge2d/flame_forge2d.dart';
+import 'package:flame_test/flame_test.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:pinball/game/game.dart';
+import 'package:pinball_components/pinball_components.dart';
+
+import '../../../helpers/helpers.dart';
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+  final flameTester = FlameTester(EmptyPinballTestGame.new);
+
+  group('GoogleWord', () {
+    flameTester.test(
+      'loads the letters correctly',
+      (game) async {
+        const word = 'Google';
+        final googleWord = GoogleWord(position: Vector2.zero());
+        await game.ensureAdd(googleWord);
+
+        final letters = googleWord.children.whereType<GoogleLetter>();
+        expect(letters.length, equals(word.length));
+      },
+    );
+  });
+}

test/game/components/google_word_test.dart

@@ -1,73 +0,0 @@
-// 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/material.dart';
-import 'package:flutter_test/flutter_test.dart';
-import 'package:mockingjay/mockingjay.dart';
-import 'package:pinball/game/game.dart';
-import 'package:pinball_components/pinball_components.dart';
-
-import '../../helpers/helpers.dart';
-
-void main() {
-  TestWidgetsFlutterBinding.ensureInitialized();
-
-  group('GoogleWord', () {
-    late GameBloc gameBloc;
-
-    setUp(() {
-      gameBloc = MockGameBloc();
-      whenListen(
-        gameBloc,
-        const Stream<GameState>.empty(),
-        initialState: const GameState.initial(),
-      );
-    });
-
-    final flameTester = FlameTester(EmptyPinballTestGame.new);
-    final flameBlocTester = FlameBlocTester<PinballGame, GameBloc>(
-      gameBuilder: EmptyPinballTestGame.new,
-      blocBuilder: () => gameBloc,
-    );
-
-    flameTester.test(
-      'loads the letters correctly',
-      (game) async {
-        const word = 'Google';
-        final googleWord = GoogleWord(position: Vector2.zero());
-        await game.ensureAdd(googleWord);
-
-        final letters = googleWord.children.whereType<GoogleLetter>();
-        expect(letters.length, equals(word.length));
-      },
-    );
-
-    flameBlocTester.testGameWidget(
-      'adds GameBonus.googleWord to the game when all letters are activated',
-      setUp: (game, _) async {
-        final ball = Ball(baseColor: const Color(0xFFFF0000));
-        final googleWord = GoogleWord(position: Vector2.zero());
-        await game.ensureAddAll([googleWord, ball]);
-
-        final letters = googleWord.children.whereType<GoogleLetter>();
-        expect(letters, isNotEmpty);
-        for (final letter in letters) {
-          beginContact(game, letter, ball);
-          await game.ready();
-
-          if (letter == letters.last) {
-            verify(
-              () => gameBloc.add(const BonusActivated(GameBonus.googleWord)),
-            ).called(1);
-          } else {
-            verifyNever(
-              () => gameBloc.add(const BonusActivated(GameBonus.googleWord)),
-            );
-          }
-        }
-      },
-    );
-  });
-}

test/helpers/mocks.dart

@@ -85,3 +85,5 @@ class MockGameFlowController extends Mock implements GameFlowController {}
 class MockAlienBumper extends Mock implements AlienBumper {}
 
 class MockSparkyBumper extends Mock implements SparkyBumper {}
+
+class MockFlutterForestCubit extends Mock implements FlutterForestCubit {}