adding missing tests

packages/pinball_components/lib/src/components/backboard/backboard.dart

@@ -37,8 +37,7 @@ class Backboard extends PositionComponent with HasGameRef {
   factory Backboard.waiting({
     required Vector2 position,
   }) {
-    return Backboard(position: position)
-        ..waitingMode();
+    return Backboard(position: position)..waitingMode();
   }
 
   /// {@macro backboard}
@@ -47,9 +46,13 @@ class Backboard extends PositionComponent with HasGameRef {
   factory Backboard.gameOver({
     required Vector2 position,
     required int score,
+    required BackboardOnSubmit onSubmit,
   }) {
     return Backboard(position: position)
-        ..gameOverMode(score: score);
+      ..gameOverMode(
+        score: score,
+        onSubmit: onSubmit,
+      );
   }
 
   /// Puts the Backboard in waiting mode, where the scoreboard is shown.
@@ -59,8 +62,14 @@ class Backboard extends PositionComponent with HasGameRef {
   }
 
   /// Puts the Backboard in game over mode, where the score input is shown.
-  Future<void> gameOverMode({ required int score}) async {
+  Future<void> gameOverMode({
+    required int score,
+    required BackboardOnSubmit onSubmit,
+  }) async {
     children.removeWhere((element) => true);
-    await add(BackboardGameOver(score: score));
+    await add(BackboardGameOver(
+      score: score,
+      onSubmit: onSubmit,
+    ));
   }
 }

packages/pinball_components/lib/src/components/backboard/backboard_game_over.dart

@@ -2,11 +2,14 @@ import 'dart:async';
 import 'dart:math';
 
 import 'package:flame/components.dart';
-import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:intl/intl.dart';
 import 'package:pinball_components/pinball_components.dart';
 
+/// Signature for the callback called when the used has
+/// submettied their initials on the [BackboardGameOver]
+typedef BackboardOnSubmit = void Function(String);
+
 /// {@template backboard_game_over}
 /// [PositionComponent] that handles the user input on the
 /// game over display view.
@@ -15,9 +18,12 @@ class BackboardGameOver extends PositionComponent with HasGameRef {
   /// {@macro backboard_game_over}
   BackboardGameOver({
     required int score,
-  }) : _score = score;
+    required BackboardOnSubmit onSubmit,
+  })  : _score = score,
+        _onSubmit = onSubmit;
 
   final int _score;
+  final BackboardOnSubmit _onSubmit;
 
   final _numberFormat = NumberFormat('#,###,###');
 
@@ -83,12 +89,24 @@ class BackboardGameOver extends PositionComponent with HasGameRef {
           keyUp: {
             LogicalKeyboardKey.arrowLeft: () => _movePrompt(true),
             LogicalKeyboardKey.arrowRight: () => _movePrompt(false),
+            LogicalKeyboardKey.enter: _submit,
           },
         ),
       ),
     );
   }
 
+  /// Returns the current inputed initials
+  String get initials => children
+      .whereType<BackboardLetterPrompt>()
+      .map((prompt) => prompt.char)
+      .join();
+
+  bool _submit() {
+    _onSubmit(initials);
+    return true;
+  }
+
   bool _movePrompt(bool left) {
     final prompts = children.whereType<BackboardLetterPrompt>().toList();
 

packages/pinball_components/lib/src/components/backboard/backboard_letter_prompt.dart

@@ -75,6 +75,9 @@ class BackboardLetterPrompt extends PositionComponent {
     );
   }
 
+  /// Returns the current selected character
+  String get char => String.fromCharCode(_alphabetCode + _charIndex);
+
   bool _cycle(bool up) {
     if (_hasFocus) {
       final newCharCode =

packages/pinball_components/lib/src/flame/keyboard_input_controller.dart

@@ -1,5 +1,4 @@
 import 'package:flame/components.dart';
-import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 
 /// The signature for a key handle function
@@ -9,13 +8,12 @@ typedef KeyHandlerCallback = bool Function();
 /// A that receives keyboard input and execute registered methods
 /// {@endtemplate}
 class KeyboardInputController extends Component with KeyboardHandler {
-
   /// {@macro keyboard_input_controller}
   KeyboardInputController({
     Map<LogicalKeyboardKey, KeyHandlerCallback> keyUp = const {},
     Map<LogicalKeyboardKey, KeyHandlerCallback> keyDown = const {},
-  }) : _keyUp = keyUp,
-     _keyDown = keyDown;
+  })  : _keyUp = keyUp,
+        _keyDown = keyDown;
 
   final Map<LogicalKeyboardKey, KeyHandlerCallback> _keyUp;
   final Map<LogicalKeyboardKey, KeyHandlerCallback> _keyDown;

packages/pinball_components/sandbox/lib/stories/backboard/game_over.dart

@@ -1,4 +1,5 @@
 import 'package:flame/components.dart';
+import 'package:flutter/material.dart';
 import 'package:pinball_components/pinball_components.dart';
 import 'package:sandbox/common/common.dart';
 
@@ -21,6 +22,15 @@ class BackboardGameOverGame extends BasicKeyboardGame {
       Backboard.gameOver(
         position: Vector2(0, 20),
         score: score,
+        onSubmit: (initials) {
+          add(
+            ScoreText(
+              text: 'User $initials made $score',
+              position: Vector2(0, 50),
+              color: Colors.pink,
+            ),
+          );
+        },
       ),
     );
   }

packages/pinball_components/sandbox/lib/stories/backboard/stories.dart

@@ -18,7 +18,7 @@ void addBackboardStories(Dashbook dashbook) {
       'Game over',
       (context) => GameWidget(
         game: BackboardGameOverGame(
-            context.numberProperty('score', 9000000000).toInt(),
+          context.numberProperty('score', 9000000000).toInt(),
         ),
       ),
       codeLink: buildSourceLink('backboard/game_over.dart'),

packages/pinball_components/test/helpers/test_game.dart

@@ -1,3 +1,4 @@
+import 'package:flame/input.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
 
 class TestGame extends Forge2DGame {
@@ -5,3 +6,5 @@ class TestGame extends Forge2DGame {
     images.prefix = '';
   }
 }
+
+class KeyboardTestGame extends TestGame with HasKeyboardHandlerComponents {}

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

@@ -1,7 +1,9 @@
-// ignore_for_file: unawaited_futures
+// ignore_for_file: unawaited_futures, cascade_invocations
 
 import 'package:flame/components.dart';
 import 'package:flame_test/flame_test.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:pinball_components/pinball_components.dart';
 
@@ -9,7 +11,7 @@ import '../../helpers/helpers.dart';
 
 void main() {
   group('Backboard', () {
-    final tester = FlameTester(TestGame.new);
+    final tester = FlameTester(KeyboardTestGame.new);
 
     group('on waitingMode', () {
       tester.testGameWidget(
@@ -17,7 +19,7 @@ void main() {
         setUp: (game, tester) async {
           game.camera.zoom = 2;
           game.camera.followVector2(Vector2.zero());
-          await game.ensureAdd(Backboard(position: Vector2(0, 15)));
+          await game.ensureAdd(Backboard.waiting(position: Vector2(0, 15)));
         },
         verify: (game, tester) async {
           await expectLater(
@@ -34,20 +36,145 @@ void main() {
         setUp: (game, tester) async {
           game.camera.zoom = 2;
           game.camera.followVector2(Vector2.zero());
-          final backboard = Backboard(position: Vector2(0, 15));
+          final backboard = Backboard.gameOver(
+            position: Vector2(0, 15),
+            score: 1000,
+            onSubmit: (_) {},
+          );
+          await game.ensureAdd(backboard);
+        },
+        verify: (game, tester) async {
+          final prompts =
+              game.descendants().whereType<BackboardLetterPrompt>().length;
+          expect(prompts, equals(3));
+
+          final score = game.descendants().firstWhere(
+                (component) =>
+                    component is TextComponent && component.text == '1,000',
+              );
+
+          expect(score, isNotNull);
+        },
+      );
+
+      tester.testGameWidget(
+        'can change the initials',
+        setUp: (game, tester) async {
+          final backboard = Backboard.gameOver(
+            position: Vector2(0, 15),
+            score: 1000,
+            onSubmit: (_) {},
+          );
           await game.ensureAdd(backboard);
 
-          await backboard.gameOverMode();
-          await game.ready();
+          // Focus is already on the first letter
+          await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
+          await tester.pump();
+
+          // Move to the next an press up again
+          await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
+          await tester.pump();
+          await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
+          await tester.pump();
+
+          // One more time
+          await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
+          await tester.pump();
+          await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
+          await tester.pump();
+
+          // Back to the previous and increase one more
+          await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
+          await tester.pump();
+          await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
           await tester.pump();
         },
         verify: (game, tester) async {
-          await expectLater(
-            find.byGame<TestGame>(),
-            matchesGoldenFile('golden/backboard/game_over.png'),
+          final backboard = game
+                  .descendants()
+                  .firstWhere((component) => component is BackboardGameOver)
+              as BackboardGameOver;
+
+          expect(backboard.initials, equals('BCB'));
+        },
+      );
+
+      String? submitedInitials;
+      tester.testGameWidget(
+        'submits the initial',
+        setUp: (game, tester) async {
+          final backboard = Backboard.gameOver(
+            position: Vector2(0, 15),
+            score: 1000,
+            onSubmit: (value) {
+              submitedInitials = value;
+            },
           );
+          await game.ensureAdd(backboard);
+
+          await tester.sendKeyEvent(LogicalKeyboardKey.enter);
+          await tester.pump();
+        },
+        verify: (game, tester) async {
+          expect(submitedInitials, equals('AAA'));
         },
       );
     });
   });
+
+  group('BackboardLetterPrompt', () {
+    final tester = FlameTester(KeyboardTestGame.new);
+
+    tester.testGameWidget(
+      'cycles the char up and down when it has focus',
+      setUp: (game, tester) async {
+        await game.ensureAdd(
+          BackboardLetterPrompt(hasFocus: true, position: Vector2.zero()),
+        );
+        await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
+        await tester.pump();
+        await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
+        await tester.pump();
+        await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
+        await tester.pump();
+        await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
+        await tester.pump();
+      },
+      verify: (game, tester) async {
+        final prompt = game.firstChild<BackboardLetterPrompt>();
+        expect(prompt?.char, equals('C'));
+      },
+    );
+
+    tester.testGameWidget(
+      "does nothing when don't have focus",
+      setUp: (game, tester) async {
+        await game.ensureAdd(
+          BackboardLetterPrompt(position: Vector2.zero()),
+        );
+        await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
+        await tester.pump();
+      },
+      verify: (game, tester) async {
+        final prompt = game.firstChild<BackboardLetterPrompt>();
+        expect(prompt?.char, equals('A'));
+      },
+    );
+
+    tester.testGameWidget(
+      'blinks the promp when have focus',
+      setUp: (game, tester) async {
+        await game.ensureAdd(
+          BackboardLetterPrompt(position: Vector2.zero(), hasFocus: true),
+        );
+      },
+      verify: (game, tester) async {
+        final underscore = game.descendants().whereType<ShapeComponent>().first;
+        expect(underscore.paint.color, Colors.white);
+
+        game.update(2);
+        expect(underscore.paint.color, Colors.transparent);
+      },
+    );
+  });
 }

packages/pinball_components/test/src/flame/keyboard_input_controller_test.dart

@@ -0,0 +1,78 @@
+// ignore_for_file: cascade_invocations, one_member_abstracts
+
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mocktail/mocktail.dart';
+import 'package:pinball_components/pinball_components.dart';
+
+abstract class _KeyCallStub {
+  bool onCall();
+}
+
+class KeyCallStub extends Mock implements _KeyCallStub {}
+
+class MockRawKeyUpEvent extends Mock implements RawKeyUpEvent {
+  @override
+  String toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) {
+    return super.toString();
+  }
+}
+
+RawKeyUpEvent _mockKeyUp(LogicalKeyboardKey key) {
+  final event = MockRawKeyUpEvent();
+  when(() => event.logicalKey).thenReturn(key);
+  return event;
+}
+
+void main() {
+  group('KeyboardInputController', () {
+    test('calls registered handlers', () {
+      final stub = KeyCallStub();
+      when(stub.onCall).thenReturn(true);
+
+      final input = KeyboardInputController(
+        keyUp: {
+          LogicalKeyboardKey.arrowUp: stub.onCall,
+        },
+      );
+
+      input.onKeyEvent(_mockKeyUp(LogicalKeyboardKey.arrowUp), {});
+      verify(stub.onCall).called(1);
+    });
+
+    test(
+      'returns false the handler return value',
+      () {
+        final stub = KeyCallStub();
+        when(stub.onCall).thenReturn(false);
+
+        final input = KeyboardInputController(
+          keyUp: {
+            LogicalKeyboardKey.arrowUp: stub.onCall,
+          },
+        );
+
+        expect(
+          input.onKeyEvent(_mockKeyUp(LogicalKeyboardKey.arrowUp), {}),
+          isFalse,
+        );
+      },
+    );
+
+    test(
+      'returns true (allowing event to bubble) when no handler is registered',
+      () {
+        final stub = KeyCallStub();
+        when(stub.onCall).thenReturn(true);
+
+        final input = KeyboardInputController();
+
+        expect(
+          input.onKeyEvent(_mockKeyUp(LogicalKeyboardKey.arrowUp), {}),
+          isTrue,
+        );
+      },
+    );
+  });
+}