fix: fixed merge conflicts on spaceship

.gitignore

@@ -130,4 +130,7 @@ app.*.map.json
 .firebase
 
 test/.test_runner.dart
-web/__/firebase/init.js
+web/__/firebase/init.js
+
+# Application exceptions
+!/packages/pinball_components/assets/images/flutter_sign_post.png

lib/game/components/ball.dart

@@ -1,33 +1,63 @@
 import 'package:flame/components.dart';
-import 'package:flame_forge2d/flame_forge2d.dart';
-import 'package:pinball/flame/blueprint.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 
+/// {@template ball_type}
+/// Specifies the type of [Ball].
+///
+/// Different [BallType]s are affected by different game mechanics.
+/// {@endtemplate}
+enum BallType {
+  /// A [Ball] spawned from the [Plunger].
+  ///
+  /// [normal] balls decrease the [GameState.balls] when they fall through the
+  /// the [BottomWall].
+  normal,
+
+  /// A [Ball] that does not alter [GameState.balls].
+  ///
+  /// For example, a [Ball] spawned by Dash in the [FlutterForest].
+  extra,
+}
+
 /// {@template ball_blueprint}
-/// [Blueprint] which cretes a ball game object
+/// [Blueprint] which cretes a ball game object.
 /// {@endtemplate}
 class BallBlueprint extends Blueprint<PinballGame> {
   /// {@macro ball_blueprint}
-  BallBlueprint({required this.position});
+  BallBlueprint({
+    required this.position,
+    required this.type,
+  });
 
-  /// The initial position of the [Ball]
+  /// The initial position of the [Ball].
   final Vector2 position;
 
+  /// {@macro ball_type}
+  final BallType type;
+
   @override
   void build(PinballGame gameRef) {
     final baseColor = gameRef.theme.characterTheme.ballColor;
-    final ball = Ball(baseColor: baseColor)..add(BallController());
+    final ball = Ball(baseColor: baseColor)
+      ..add(
+        BallController(type: type),
+      );
 
     add(ball..initialPosition = position + Vector2(0, ball.size.y / 2));
   }
 }
 
-/// {@template ball}
+/// {@template ball_controller}
-/// A solid, [BodyType.dynamic] sphere that rolls and bounces along the
+/// Controller attached to a [Ball] that handles its game related logic.
-/// [PinballGame].
 /// {@endtemplate}
 class BallController extends Component with HasGameRef<PinballGame> {
+  /// {@macro ball_controller}
+  BallController({required this.type});
+
+  /// {@macro ball_type}
+  final BallType type;
+
   /// Removes the [Ball] from a [PinballGame]; spawning a new [Ball] if
   /// any are left.
   ///
@@ -35,9 +65,11 @@ class BallController extends Component with HasGameRef<PinballGame> {
   /// a [BottomWall].
   void lost() {
     parent?.shouldRemove = true;
+    // TODO(alestiago): Consider adding test for this logic once we remove the
+    // BallX extension.
+    if (type != BallType.normal) return;
 
     final bloc = gameRef.read<GameBloc>()..add(const BallLost());
-
     final shouldBallRespwan = !bloc.state.isLastBall && !bloc.state.isGameOver;
     if (shouldBallRespwan) {
       gameRef.spawnBall();

lib/game/components/baseboard.dart

@@ -1,7 +1,6 @@
 import 'dart:math' as math;
 
 import 'package:flame_forge2d/flame_forge2d.dart';
-import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 
 /// {@template baseboard}

lib/game/components/board.dart

@@ -1,12 +1,14 @@
 import 'package:flame/components.dart';
 import 'package:pinball/game/game.dart';
+import 'package:pinball_components/pinball_components.dart';
 
 /// {@template board}
 /// The main flat surface of the [PinballGame].
 /// {endtemplate}
 class Board extends Component {
   /// {@macro board}
-  Board();
+  // TODO(alestiago): Make Board a Blueprint and sort out priorities.
+  Board() : super(priority: 5);
 
   @override
   Future<void> onLoad() async {
@@ -21,8 +23,16 @@ class Board extends Component {
 
     final flutterForest = FlutterForest();
 
+    // TODO(alestiago): adjust positioning to real design.
+    final dino = ChromeDino()
+      ..initialPosition = Vector2(
+        PinballGame.boardBounds.center.dx + 25,
+        PinballGame.boardBounds.center.dy + 10,
+      );
+
     await addAll([
       bottomGroup,
+      dino,
       flutterForest,
     ]);
   }
@@ -87,12 +97,15 @@ class _BottomGroupSide extends Component {
     final flipper = Flipper(
       side: _side,
     )..initialPosition = _position;
+    await flipper.add(FlipperController(flipper));
+
     final baseboard = Baseboard(side: _side)
       ..initialPosition = _position +
           Vector2(
             (Baseboard.size.x / 1.6 * direction),
             Baseboard.size.y - 2,
           );
+
     final kicker = Kicker(
       side: _side,
     )..initialPosition = _position +

lib/game/components/chrome_dino.dart

@@ -0,0 +1,168 @@
+import 'dart:async';
+import 'dart:math' as math;
+
+import 'package:flame/components.dart';
+import 'package:flame_forge2d/flame_forge2d.dart' hide Timer;
+import 'package:flutter/material.dart';
+import 'package:pinball_components/pinball_components.dart';
+
+/// {@template chrome_dino}
+/// Dinosaur that gobbles up a [Ball], swivel his head around, and shoots it
+/// back out.
+/// {@endtemplate}
+class ChromeDino extends BodyComponent with InitialPosition {
+  /// {@macro chrome_dino}
+  ChromeDino() {
+    // TODO(alestiago): Remove once sprites are defined.
+    paint = Paint()..color = Colors.blue;
+  }
+
+  /// The size of the dinosaur mouth.
+  static final size = Vector2(5, 2.5);
+
+  /// Anchors the [ChromeDino] to the [RevoluteJoint] that controls its arc
+  /// motion.
+  Future<_ChromeDinoJoint> _anchorToJoint() async {
+    final anchor = _ChromeDinoAnchor(chromeDino: this);
+    await add(anchor);
+
+    final jointDef = _ChromeDinoAnchorRevoluteJointDef(
+      chromeDino: this,
+      anchor: anchor,
+    );
+    final joint = _ChromeDinoJoint(jointDef);
+    world.createJoint2(joint);
+
+    return joint;
+  }
+
+  @override
+  Future<void> onLoad() async {
+    await super.onLoad();
+    final joint = await _anchorToJoint();
+    await add(
+      TimerComponent(
+        period: 1,
+        onTick: joint.swivel,
+        repeat: true,
+      ),
+    );
+  }
+
+  List<FixtureDef> _createFixtureDefs() {
+    final fixtureDefs = <FixtureDef>[];
+
+    // TODO(alestiago): Subject to change when sprites are added.
+    final box = PolygonShape()..setAsBoxXY(size.x / 2, size.y / 2);
+    final fixtureDef = FixtureDef(box)
+      ..shape = box
+      ..density = 999
+      ..friction = 0.3
+      ..restitution = 0.1
+      ..isSensor = true;
+    fixtureDefs.add(fixtureDef);
+
+    // FIXME(alestiago): Investigate why adding these fixtures is considered as
+    // an invalid contact type.
+    // final upperEdge = EdgeShape()
+    //   ..set(
+    //     Vector2(-size.x / 2, -size.y / 2),
+    //     Vector2(size.x / 2, -size.y / 2),
+    //   );
+    // final upperEdgeDef = FixtureDef(upperEdge)..density = 0.5;
+    // fixtureDefs.add(upperEdgeDef);
+
+    // final lowerEdge = EdgeShape()
+    //   ..set(
+    //     Vector2(-size.x / 2, size.y / 2),
+    //     Vector2(size.x / 2, size.y / 2),
+    //   );
+    // final lowerEdgeDef = FixtureDef(lowerEdge)..density = 0.5;
+    // fixtureDefs.add(lowerEdgeDef);
+
+    // final rightEdge = EdgeShape()
+    //   ..set(
+    //     Vector2(size.x / 2, -size.y / 2),
+    //     Vector2(size.x / 2, size.y / 2),
+    //   );
+    // final rightEdgeDef = FixtureDef(rightEdge)..density = 0.5;
+    // fixtureDefs.add(rightEdgeDef);
+
+    return fixtureDefs;
+  }
+
+  @override
+  Body createBody() {
+    final bodyDef = BodyDef()
+      ..gravityScale = 0
+      ..position = initialPosition
+      ..type = BodyType.dynamic;
+
+    final body = world.createBody(bodyDef);
+    _createFixtureDefs().forEach(body.createFixture);
+
+    return body;
+  }
+}
+
+/// {@template flipper_anchor}
+/// [JointAnchor] positioned at the end of a [ChromeDino].
+/// {@endtemplate}
+class _ChromeDinoAnchor extends JointAnchor {
+  /// {@macro flipper_anchor}
+  _ChromeDinoAnchor({
+    required ChromeDino chromeDino,
+  }) {
+    initialPosition = Vector2(
+      chromeDino.body.position.x + ChromeDino.size.x / 2,
+      chromeDino.body.position.y,
+    );
+  }
+}
+
+/// {@template chrome_dino_anchor_revolute_joint_def}
+/// Hinges a [ChromeDino] to a [_ChromeDinoAnchor].
+/// {@endtemplate}
+class _ChromeDinoAnchorRevoluteJointDef extends RevoluteJointDef {
+  /// {@macro chrome_dino_anchor_revolute_joint_def}
+  _ChromeDinoAnchorRevoluteJointDef({
+    required ChromeDino chromeDino,
+    required _ChromeDinoAnchor anchor,
+  }) {
+    initialize(
+      chromeDino.body,
+      anchor.body,
+      anchor.body.position,
+    );
+    enableLimit = true;
+    // TODO(alestiago): Apply design angle value.
+    const angle = math.pi / 3.5;
+    lowerAngle = -angle / 2;
+    upperAngle = angle / 2;
+
+    enableMotor = true;
+    // TODO(alestiago): Tune this values.
+    maxMotorTorque = motorSpeed = chromeDino.body.mass * 30;
+  }
+}
+
+class _ChromeDinoJoint extends RevoluteJoint {
+  _ChromeDinoJoint(_ChromeDinoAnchorRevoluteJointDef def) : super(def);
+
+  /// Sweeps the [ChromeDino] up and down repeatedly.
+  void swivel() {
+    setMotorSpeed(-motorSpeed);
+  }
+}
+
+extension on World {
+  // TODO(alestiago): Remove once Forge2D supports custom joints.
+  void createJoint2(Joint joint) {
+    assert(!isLocked, '');
+
+    joints.add(joint);
+
+    joint.bodyA.joints.add(joint);
+    joint.bodyB.joints.add(joint);
+  }
+}

lib/game/components/components.dart

@@ -1,16 +1,14 @@
 export 'ball.dart';
 export 'baseboard.dart';
 export 'board.dart';
-export 'board_side.dart';
 export 'bonus_word.dart';
-export 'flipper.dart';
+export 'chrome_dino.dart';
+export 'flipper_controller.dart';
 export 'flutter_forest.dart';
 export 'jetpack_ramp.dart';
-export 'joint_anchor.dart';
 export 'kicker.dart';
 export 'launcher_ramp.dart';
 export 'plunger.dart';
-export 'ramp_opening.dart';
 export 'score_points.dart';
-export 'spaceship.dart';
+export 'spaceship_exit_rail.dart';
 export 'wall.dart';

lib/game/components/flipper_controller.dart

@@ -0,0 +1,52 @@
+import 'package:flame/components.dart';
+import 'package:flutter/services.dart';
+import 'package:pinball_components/pinball_components.dart';
+
+/// {@template flipper_controller}
+/// A [Component] that controls the [Flipper]s movement.
+/// {@endtemplate}
+class FlipperController extends Component with KeyboardHandler {
+  /// {@macro flipper_controller}
+  FlipperController(this.flipper) : _keys = flipper.side.flipperKeys;
+
+  /// The [Flipper] this controller is controlling.
+  final Flipper flipper;
+
+  /// The [LogicalKeyboardKey]s that will control the [Flipper].
+  ///
+  /// [onKeyEvent] method listens to when one of these keys is pressed.
+  final List<LogicalKeyboardKey> _keys;
+
+  @override
+  bool onKeyEvent(
+    RawKeyEvent event,
+    Set<LogicalKeyboardKey> keysPressed,
+  ) {
+    if (!_keys.contains(event.logicalKey)) return true;
+
+    if (event is RawKeyDownEvent) {
+      flipper.moveUp();
+    } else if (event is RawKeyUpEvent) {
+      flipper.moveDown();
+    }
+
+    return false;
+  }
+}
+
+extension on BoardSide {
+  List<LogicalKeyboardKey> get flipperKeys {
+    switch (this) {
+      case BoardSide.left:
+        return [
+          LogicalKeyboardKey.arrowLeft,
+          LogicalKeyboardKey.keyA,
+        ];
+      case BoardSide.right:
+        return [
+          LogicalKeyboardKey.arrowRight,
+          LogicalKeyboardKey.keyD,
+        ];
+    }
+  }
+}

lib/game/components/flutter_forest.dart

@@ -6,7 +6,6 @@ import 'package:flame/components.dart';
 import 'package:flame_bloc/flame_bloc.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flutter/material.dart';
-import 'package:pinball/flame/blueprint.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 
@@ -35,6 +34,7 @@ class FlutterForest extends Component
     gameRef.addFromBlueprint(
       BallBlueprint(
         position: Vector2(17.2, 52.7),
+        type: BallType.extra,
       ),
     );
   }
@@ -43,6 +43,8 @@ class FlutterForest extends Component
   Future<void> onLoad() async {
     gameRef.addContactCallback(DashNestBumperBallContactCallback());
 
+    final signPost = FlutterSignPost()..initialPosition = Vector2(8.35, 58.3);
+
     // TODO(alestiago): adjust positioning once sprites are added.
     final smallLeftNest = SmallDashNestBumper(id: 'small_left_nest')
       ..initialPosition = Vector2(8.95, 51.95);
@@ -52,6 +54,7 @@ class FlutterForest extends Component
       ..initialPosition = Vector2(18.55, 59.35);
 
     await addAll([
+      signPost,
       smallLeftNest,
       smallRightNest,
       bigNest,

lib/game/components/jetpack_ramp.dart

@@ -5,7 +5,6 @@ import 'dart:math' as math;
 import 'package:flame/extensions.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flutter/material.dart';
-import 'package:pinball/flame/blueprint.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 
@@ -115,7 +114,7 @@ class _JetpackRampOpening extends RampOpening {
 
   final double _rotation;
 
-  static final Vector2 _size = Vector2(JetpackRamp.width / 3, .1);
+  static final Vector2 _size = Vector2(JetpackRamp.width / 4, .1);
 
   @override
   Shape get shape => PolygonShape()

lib/game/components/kicker.dart

@@ -4,7 +4,6 @@ import 'package:flame/extensions.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flutter/material.dart';
 import 'package:geometry/geometry.dart' as geometry show centroid;
-import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 
 /// {@template kicker}

lib/game/components/launcher_ramp.dart

@@ -5,7 +5,6 @@ import 'dart:math' as math;
 import 'package:flame/extensions.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flutter/material.dart';
-import 'package:pinball/flame/blueprint.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 

lib/game/components/plunger.dart

@@ -85,7 +85,7 @@ class Plunger extends BodyComponent with KeyboardHandler, InitialPosition {
       plunger: this,
       anchor: anchor,
     );
-    world.createJoint(jointDef);
+    world.createJoint(PrismaticJoint(jointDef));
   }
 
   @override

lib/game/components/spaceship_exit_rail.dart

@@ -0,0 +1,198 @@
+// ignore_for_file: avoid_renaming_method_parameters
+
+import 'dart:math' as math;
+import 'dart:ui';
+
+import 'package:flame/extensions.dart';
+import 'package:flame_forge2d/flame_forge2d.dart';
+import 'package:pinball_components/pinball_components.dart' hide Assets;
+
+/// {@template spaceship_exit_rail}
+/// A [Blueprint] for the spaceship drop tube.
+/// {@endtemplate}
+class SpaceshipExitRail extends Forge2DBlueprint {
+  /// {@macro spaceship_exit_rail}
+  SpaceshipExitRail({required this.position});
+
+  /// The [position] where the elements will be created
+  final Vector2 position;
+
+  @override
+  void build(_) {
+    addAllContactCallback([
+      SpaceshipExitRailEndBallContactCallback(),
+    ]);
+
+    final spaceshipExitRailRamp = _SpaceshipExitRailRamp()
+      ..initialPosition = position;
+    final exitRail = SpaceshipExitRailEnd()
+      ..initialPosition = position + _SpaceshipExitRailRamp.exitPoint;
+
+    addAll([
+      spaceshipExitRailRamp,
+      exitRail,
+    ]);
+  }
+}
+
+class _SpaceshipExitRailRamp extends BodyComponent
+    with InitialPosition, Layered {
+  _SpaceshipExitRailRamp() : super(priority: 2) {
+    layer = Layer.spaceshipExitRail;
+    // TODO(ruimiguel): remove color once asset is placed.
+    paint = Paint()
+      ..color = const Color.fromARGB(255, 249, 65, 3)
+      ..style = PaintingStyle.stroke;
+  }
+
+  static final exitPoint = Vector2(9.2, -48.5);
+
+  List<FixtureDef> _createFixtureDefs() {
+    const entranceRotationAngle = 175 * math.pi / 180;
+    const curveRotationAngle = 275 * math.pi / 180;
+    const exitRotationAngle = 340 * math.pi / 180;
+    const width = 5.5;
+
+    final fixturesDefs = <FixtureDef>[];
+
+    final entranceWall = ArcShape(
+      center: Vector2(width / 2, 0),
+      arcRadius: width / 2,
+      angle: math.pi,
+      rotation: entranceRotationAngle,
+    );
+    final entranceFixtureDef = FixtureDef(entranceWall);
+    fixturesDefs.add(entranceFixtureDef);
+
+    final topLeftControlPoints = [
+      Vector2(0, 0),
+      Vector2(10, .5),
+      Vector2(7, 4),
+      Vector2(15.5, 8.3),
+    ];
+    final topLeftCurveShape = BezierCurveShape(
+      controlPoints: topLeftControlPoints,
+    )..rotate(curveRotationAngle);
+    final topLeftFixtureDef = FixtureDef(topLeftCurveShape);
+    fixturesDefs.add(topLeftFixtureDef);
+
+    final topRightControlPoints = [
+      Vector2(0, width),
+      Vector2(10, 6.5),
+      Vector2(7, 10),
+      Vector2(15.5, 13.2),
+    ];
+    final topRightCurveShape = BezierCurveShape(
+      controlPoints: topRightControlPoints,
+    )..rotate(curveRotationAngle);
+    final topRightFixtureDef = FixtureDef(topRightCurveShape);
+    fixturesDefs.add(topRightFixtureDef);
+
+    final mediumLeftControlPoints = [
+      topLeftControlPoints.last,
+      Vector2(21, 12.9),
+      Vector2(30, 7.1),
+      Vector2(32, 4.8),
+    ];
+    final mediumLeftCurveShape = BezierCurveShape(
+      controlPoints: mediumLeftControlPoints,
+    )..rotate(curveRotationAngle);
+    final mediumLeftFixtureDef = FixtureDef(mediumLeftCurveShape);
+    fixturesDefs.add(mediumLeftFixtureDef);
+
+    final mediumRightControlPoints = [
+      topRightControlPoints.last,
+      Vector2(21, 17.2),
+      Vector2(30, 12.1),
+      Vector2(32, 10.2),
+    ];
+    final mediumRightCurveShape = BezierCurveShape(
+      controlPoints: mediumRightControlPoints,
+    )..rotate(curveRotationAngle);
+    final mediumRightFixtureDef = FixtureDef(mediumRightCurveShape);
+    fixturesDefs.add(mediumRightFixtureDef);
+
+    final bottomLeftControlPoints = [
+      mediumLeftControlPoints.last,
+      Vector2(40, -1),
+      Vector2(48, 1.9),
+      Vector2(50.5, 2.5),
+    ];
+    final bottomLeftCurveShape = BezierCurveShape(
+      controlPoints: bottomLeftControlPoints,
+    )..rotate(curveRotationAngle);
+    final bottomLeftFixtureDef = FixtureDef(bottomLeftCurveShape);
+    fixturesDefs.add(bottomLeftFixtureDef);
+
+    final bottomRightControlPoints = [
+      mediumRightControlPoints.last,
+      Vector2(40, 4),
+      Vector2(46, 6.5),
+      Vector2(48.8, 7.6),
+    ];
+    final bottomRightCurveShape = BezierCurveShape(
+      controlPoints: bottomRightControlPoints,
+    )..rotate(curveRotationAngle);
+    final bottomRightFixtureDef = FixtureDef(bottomRightCurveShape);
+    fixturesDefs.add(bottomRightFixtureDef);
+
+    final exitWall = ArcShape(
+      center: exitPoint,
+      arcRadius: width / 2,
+      angle: math.pi,
+      rotation: exitRotationAngle,
+    );
+    final exitFixtureDef = FixtureDef(exitWall);
+    fixturesDefs.add(exitFixtureDef);
+
+    return fixturesDefs;
+  }
+
+  @override
+  Body createBody() {
+    final bodyDef = BodyDef()
+      ..userData = this
+      ..position = initialPosition;
+
+    final body = world.createBody(bodyDef);
+    _createFixtureDefs().forEach(body.createFixture);
+
+    return body;
+  }
+}
+
+/// {@template spaceship_exit_rail_end}
+/// A sensor [BodyComponent] responsible for sending the [Ball]
+/// back to the board.
+/// {@endtemplate}
+class SpaceshipExitRailEnd extends RampOpening {
+  /// {@macro spaceship_exit_rail_end}
+  SpaceshipExitRailEnd()
+      : super(
+          pathwayLayer: Layer.spaceshipExitRail,
+          orientation: RampOrientation.down,
+        ) {
+    layer = Layer.spaceshipExitRail;
+  }
+
+  @override
+  Shape get shape {
+    return CircleShape()..radius = 1;
+  }
+}
+
+/// [ContactCallback] that handles the contact between the [Ball]
+/// and a [SpaceshipExitRailEnd].
+///
+/// It resets the [Ball] priority and filter data so it will "be back" on the
+/// board.
+class SpaceshipExitRailEndBallContactCallback
+    extends ContactCallback<SpaceshipExitRailEnd, Ball> {
+  @override
+  void begin(SpaceshipExitRailEnd exitRail, Ball ball, _) {
+    ball
+      ..priority = 1
+      ..gameRef.reorderChildren()
+      ..layer = exitRail.outsideLayer;
+  }
+}

lib/game/game_assets.dart

@@ -8,11 +8,10 @@ extension PinballGameAssetsX on PinballGame {
   Future<void> preLoadAssets() async {
     await Future.wait([
       images.load(components.Assets.images.ball.keyName),
-      images.load(Assets.images.components.flipper.path),
+      images.load(components.Assets.images.flutterSignPost.keyName),
-      images.load(Assets.images.components.spaceship.androidTop.path),
+      images.load(components.Assets.images.flipper.left.keyName),
-      images.load(Assets.images.components.spaceship.androidBottom.path),
+      images.load(components.Assets.images.flipper.right.keyName),
-      images.load(Assets.images.components.spaceship.lower.path),
+      images.load(Assets.images.components.background.path),
-      images.load(Assets.images.components.spaceship.upper.path),
     ]);
   }
 }

lib/game/pinball_game.dart

@@ -2,13 +2,15 @@
 import 'dart:async';
 import 'dart:math' as math;
 
+import 'package:flame/components.dart';
 import 'package:flame/extensions.dart';
 import 'package:flame/input.dart';
 import 'package:flame_bloc/flame_bloc.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
-import 'package:pinball/flame/blueprint.dart';
 import 'package:pinball/game/game.dart';
-import 'package:pinball_theme/pinball_theme.dart';
+import 'package:pinball/gen/assets.gen.dart';
+import 'package:pinball_components/pinball_components.dart' hide Assets;
+import 'package:pinball_theme/pinball_theme.dart' hide Assets;
 
 class PinballGame extends Forge2DGame
     with FlameBloc, HasKeyboardHandlerComponents {
@@ -44,11 +46,24 @@ class PinballGame extends Forge2DGame
     unawaited(_addPlunger());
     unawaited(_addBonusWord());
     unawaited(_addPaths());
-    unawaited(addFromBlueprint(Spaceship()));
+    unawaited(
+      addFromBlueprint(
+        Spaceship(
+          position: Vector2(-26.5, 28.5),
+        ),
+      ),
+    );
+    unawaited(
+      addFromBlueprint(
+        SpaceshipExitRail(
+          position: Vector2(-34.3, 23.8),
+        ),
+      ),
+    );
 
     // Fix camera on the center of the board.
     camera
-      ..followVector2(Vector2.zero())
+      ..followVector2(Vector2(0, -7.8))
       ..zoom = size.y / 16;
   }
 
@@ -86,15 +101,48 @@ class PinballGame extends Forge2DGame
   }
 
   void spawnBall() {
-    addFromBlueprint(BallBlueprint(position: plunger.body.position));
+    addFromBlueprint(
+      BallBlueprint(
+        position: plunger.body.position,
+        type: BallType.normal,
+      ),
+    );
   }
 }
 
 class DebugPinballGame extends PinballGame with TapDetector {
   DebugPinballGame({required PinballTheme theme}) : super(theme: theme);
 
+  @override
+  Future<void> onLoad() async {
+    await super.onLoad();
+    await _loadBackground();
+  }
+
+  // TODO(alestiago): Move to PinballGame once we have the real background
+  // component.
+  Future<void> _loadBackground() async {
+    final sprite = await loadSprite(
+      Assets.images.components.background.path,
+    );
+    final spriteComponent = SpriteComponent(
+      sprite: sprite,
+      size: Vector2(120, 160),
+      anchor: Anchor.center,
+    )
+      ..position = Vector2(0, -7.8)
+      ..priority = -1;
+
+    await add(spriteComponent);
+  }
+
   @override
   void onTapUp(TapUpInfo info) {
-    addFromBlueprint(BallBlueprint(position: info.eventPosition.game));
+    addFromBlueprint(
+      BallBlueprint(
+        position: info.eventPosition.game,
+        type: BallType.extra,
+      ),
+    );
   }
 }

lib/game/view/pinball_game_page.dart

@@ -70,7 +70,10 @@ class _PinballGameViewState extends State<PinballGameView> {
           showDialog<void>(
             context: context,
             builder: (_) {
-              return GameOverDialog(theme: widget.theme.characterTheme);
+              return GameOverDialog(
+                score: state.score,
+                theme: widget.theme.characterTheme,
+              );
             },
           );
         }

lib/game/view/widgets/game_over_dialog.dart

@@ -1,4 +1,6 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:leaderboard_repository/leaderboard_repository.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball/l10n/l10n.dart';
 import 'package:pinball/leaderboard/leaderboard.dart';
@@ -9,34 +11,162 @@ import 'package:pinball_theme/pinball_theme.dart';
 /// {@endtemplate}
 class GameOverDialog extends StatelessWidget {
   /// {@macro game_over_dialog}
-  const GameOverDialog({Key? key, required this.theme}) : super(key: key);
+  const GameOverDialog({Key? key, required this.score, required this.theme})
+      : super(key: key);
 
-  /// Current [CharacterTheme] to customize dialog
+  /// Score achieved by the current user.
+  final int score;
+
+  /// Theme of the current user.
+  final CharacterTheme theme;
+
+  @override
+  Widget build(BuildContext context) {
+    return BlocProvider(
+      create: (context) => LeaderboardBloc(
+        context.read<LeaderboardRepository>(),
+      ),
+      child: GameOverDialogView(score: score, theme: theme),
+    );
+  }
+}
+
+/// {@template game_over_dialog_view}
+/// View for showing final score when the game is finished.
+/// {@endtemplate}
+@visibleForTesting
+class GameOverDialogView extends StatefulWidget {
+  /// {@macro game_over_dialog_view}
+  const GameOverDialogView({
+    Key? key,
+    required this.score,
+    required this.theme,
+  }) : super(key: key);
+
+  /// Score achieved by the current user.
+  final int score;
+
+  /// Theme of the current user.
   final CharacterTheme theme;
 
+  @override
+  State<GameOverDialogView> createState() => _GameOverDialogViewState();
+}
+
+class _GameOverDialogViewState extends State<GameOverDialogView> {
+  final playerInitialsInputController = TextEditingController();
+
+  @override
+  void dispose() {
+    playerInitialsInputController.dispose();
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
     final l10n = context.l10n;
 
+    // TODO(ruimiguel): refactor this view once UI design finished.
     return Dialog(
       child: SizedBox(
         width: 200,
-        height: 200,
+        height: 250,
         child: Center(
-          child: Column(
+          child: Padding(
-            mainAxisAlignment: MainAxisAlignment.center,
+            padding: const EdgeInsets.all(10),
-            children: [
+            child: SingleChildScrollView(
-              Text(l10n.gameOver),
+              child: Column(
-              TextButton(
+                mainAxisAlignment: MainAxisAlignment.center,
-                onPressed: () => Navigator.of(context).push<void>(
+                children: [
-                  LeaderboardPage.route(theme: theme),
+                  Text(
-                ),
+                    l10n.gameOver,
-                child: Text(l10n.leaderboard),
+                    style: Theme.of(context).textTheme.headline4,
+                  ),
+                  const SizedBox(
+                    height: 20,
+                  ),
+                  Text(
+                    '${l10n.yourScore} ${widget.score}',
+                    style: Theme.of(context).textTheme.headline6,
+                  ),
+                  const SizedBox(
+                    height: 15,
+                  ),
+                  TextField(
+                    key: const Key('player_initials_text_field'),
+                    controller: playerInitialsInputController,
+                    textCapitalization: TextCapitalization.characters,
+                    decoration: InputDecoration(
+                      border: const OutlineInputBorder(),
+                      hintText: l10n.enterInitials,
+                    ),
+                    maxLength: 3,
+                  ),
+                  const SizedBox(
+                    height: 10,
+                  ),
+                  _GameOverDialogActions(
+                    score: widget.score,
+                    theme: widget.theme,
+                    playerInitialsInputController:
+                        playerInitialsInputController,
+                  ),
+                ],
               ),
-            ],
+            ),
           ),
         ),
       ),
     );
   }
 }
+
+class _GameOverDialogActions extends StatelessWidget {
+  const _GameOverDialogActions({
+    Key? key,
+    required this.score,
+    required this.theme,
+    required this.playerInitialsInputController,
+  }) : super(key: key);
+
+  final int score;
+  final CharacterTheme theme;
+  final TextEditingController playerInitialsInputController;
+
+  @override
+  Widget build(BuildContext context) {
+    final l10n = context.l10n;
+
+    return BlocBuilder<LeaderboardBloc, LeaderboardState>(
+      builder: (context, state) {
+        switch (state.status) {
+          case LeaderboardStatus.loading:
+            return TextButton(
+              onPressed: () {
+                context.read<LeaderboardBloc>().add(
+                      LeaderboardEntryAdded(
+                        entry: LeaderboardEntryData(
+                          playerInitials:
+                              playerInitialsInputController.text.toUpperCase(),
+                          score: score,
+                          character: theme.toType,
+                        ),
+                      ),
+                    );
+              },
+              child: Text(l10n.addUser),
+            );
+          case LeaderboardStatus.success:
+            return TextButton(
+              onPressed: () => Navigator.of(context).push<void>(
+                LeaderboardPage.route(theme: theme),
+              ),
+              child: Text(l10n.leaderboard),
+            );
+          case LeaderboardStatus.error:
+            return Text(l10n.error);
+        }
+      },
+    );
+  }
+}

lib/gen/assets.gen.dart

@@ -15,25 +15,8 @@ class $AssetsImagesGen {
 class $AssetsImagesComponentsGen {
   const $AssetsImagesComponentsGen();
 
-  AssetGenImage get flipper =>
+  AssetGenImage get background =>
-      const AssetGenImage('assets/images/components/flipper.png');
+      const AssetGenImage('assets/images/components/background.png');
-  $AssetsImagesComponentsSpaceshipGen get spaceship =>
-      const $AssetsImagesComponentsSpaceshipGen();
-}
-
-class $AssetsImagesComponentsSpaceshipGen {
-  const $AssetsImagesComponentsSpaceshipGen();
-
-  AssetGenImage get androidBottom => const AssetGenImage(
-      'assets/images/components/spaceship/android-bottom.png');
-  AssetGenImage get androidTop =>
-      const AssetGenImage('assets/images/components/spaceship/android-top.png');
-  AssetGenImage get lower =>
-      const AssetGenImage('assets/images/components/spaceship/lower.png');
-  AssetGenImage get saucer =>
-      const AssetGenImage('assets/images/components/spaceship/saucer.png');
-  AssetGenImage get upper =>
-      const AssetGenImage('assets/images/components/spaceship/upper.png');
 }
 
 class Assets {

lib/l10n/arb/app_en.arb

@@ -51,5 +51,21 @@
     "retry": "Retry",
     "@retry": {
         "description": "Text displayed on the retry button leaders board page"
+    },
+    "addUser": "Add User",
+    "@addUser": {
+        "description": "Text displayed on the add user button at ending dialog"
+    },
+    "error": "Error",
+    "@error": {
+        "description": "Text displayed on the ending dialog when there is any error on sending user"
+    },
+    "yourScore": "Your score is",
+    "@yourScore": {
+        "description":  "Text displayed on the ending dialog when game finishes to show the final score"
+    },
+    "enterInitials": "Enter your initials",
+    "@enterInitials": {
+        "description":  "Text displayed on the ending dialog when game finishes to ask the user for his initials"
     }
 }

packages/pinball_components/lib/gen/assets.gen.dart

@@ -3,12 +3,41 @@
 ///  FlutterGen
 /// *****************************************************
 
+// ignore_for_file: directives_ordering,unnecessary_import
+
 import 'package:flutter/widgets.dart';
 
 class $AssetsImagesGen {
   const $AssetsImagesGen();
 
+  /// File path: assets/images/ball.png
   AssetGenImage get ball => const AssetGenImage('assets/images/ball.png');
+
+  $AssetsImagesFlipperGen get flipper => const $AssetsImagesFlipperGen();
+
+  /// File path: assets/images/flutter_sign_post.png
+  AssetGenImage get flutterSignPost =>
+      const AssetGenImage('assets/images/flutter_sign_post.png');
+
+  /// File path: assets/images/spaceship_bridge.png
+  AssetGenImage get spaceshipBridge =>
+      const AssetGenImage('assets/images/spaceship_bridge.png');
+
+  /// File path: assets/images/spaceship_saucer.png
+  AssetGenImage get spaceshipSaucer =>
+      const AssetGenImage('assets/images/spaceship_saucer.png');
+}
+
+class $AssetsImagesFlipperGen {
+  const $AssetsImagesFlipperGen();
+
+  /// File path: assets/images/flipper/left.png
+  AssetGenImage get left =>
+      const AssetGenImage('assets/images/flipper/left.png');
+
+  /// File path: assets/images/flipper/right.png
+  AssetGenImage get right =>
+      const AssetGenImage('assets/images/flipper/right.png');
 }
 
 class Assets {

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

@@ -6,7 +6,7 @@ import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:pinball_components/pinball_components.dart';
 
 /// {@template ball}
-/// A solid, [BodyType.dynamic] sphere that rolls and bounces around
+/// A solid, [BodyType.dynamic] sphere that rolls and bounces around.
 /// {@endtemplate}
 class Ball<T extends Forge2DGame> extends BodyComponent<T>
     with Layered, InitialPosition {
@@ -90,7 +90,7 @@ class Ball<T extends Forge2DGame> extends BodyComponent<T>
     }
   }
 
-  /// Applies a boost on this [Ball]
+  /// Applies a boost on this [Ball].
   void boost(Vector2 impulse) {
     body.applyLinearImpulse(impulse);
     _boostTimer = _boostDuration;

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

@@ -1,4 +1,8 @@
-import 'package:pinball/game/game.dart';
+// ignore_for_file: comment_references
+// TODO(alestiago): Revisit ignore lint rule once Kicker is moved to this
+// package.
+
+import 'package:pinball_components/pinball_components.dart';
 
 /// Indicates a side of the board.
 ///

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

@@ -1,5 +1,11 @@
 export 'ball.dart';
+export 'board_side.dart';
 export 'fire_effect.dart';
+export 'flipper.dart';
+export 'flutter_sign_post.dart';
 export 'initial_position.dart';
+export 'joint_anchor.dart';
 export 'layer.dart';
+export 'ramp_opening.dart';
 export 'shapes/shapes.dart';
+export 'spaceship.dart';

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

@@ -3,20 +3,7 @@ import 'dart:math' as math;
 
 import 'package:flame/components.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
-import 'package:flutter/services.dart';
+import 'package:pinball_components/pinball_components.dart';
-import 'package:pinball/game/game.dart';
-import 'package:pinball/gen/assets.gen.dart';
-import 'package:pinball_components/pinball_components.dart' hide Assets;
-
-const _leftFlipperKeys = [
-  LogicalKeyboardKey.arrowLeft,
-  LogicalKeyboardKey.keyA,
-];
-
-const _rightFlipperKeys = [
-  LogicalKeyboardKey.arrowRight,
-  LogicalKeyboardKey.keyD,
-];
 
 /// {@template flipper}
 /// A bat, typically found in pairs at the bottom of the board.
@@ -27,10 +14,10 @@ class Flipper extends BodyComponent with KeyboardHandler, InitialPosition {
   /// {@macro flipper}
   Flipper({
     required this.side,
-  }) : _keys = side.isLeft ? _leftFlipperKeys : _rightFlipperKeys;
+  });
 
   /// The size of the [Flipper].
-  static final size = Vector2(12, 2.8);
+  static final size = Vector2(13.5, 4.3);
 
   /// The speed required to move the [Flipper] to its highest position.
   ///
@@ -43,27 +30,24 @@ class Flipper extends BodyComponent with KeyboardHandler, InitialPosition {
   /// whereas a [Flipper] with [BoardSide.right] has a clockwise arc motion.
   final BoardSide side;
 
-  /// The [LogicalKeyboardKey]s that will control the [Flipper].
-  ///
-  /// [onKeyEvent] method listens to when one of these keys is pressed.
-  final List<LogicalKeyboardKey> _keys;
-
   /// Applies downward linear velocity to the [Flipper], moving it to its
   /// resting position.
-  void _moveDown() {
+  void moveDown() {
     body.linearVelocity = Vector2(0, -_speed);
   }
 
   /// Applies upward linear velocity to the [Flipper], moving it to its highest
   /// position.
-  void _moveUp() {
+  void moveUp() {
     body.linearVelocity = Vector2(0, _speed);
   }
 
   /// Loads the sprite that renders with the [Flipper].
   Future<void> _loadSprite() async {
     final sprite = await gameRef.loadSprite(
-      Assets.images.components.flipper.path,
+      (side.isLeft)
+          ? Assets.images.flipper.left.keyName
+          : Assets.images.flipper.right.keyName,
     );
     final spriteComponent = SpriteComponent(
       sprite: sprite,
@@ -71,10 +55,6 @@ class Flipper extends BodyComponent with KeyboardHandler, InitialPosition {
       anchor: Anchor.center,
     );
 
-    if (side.isRight) {
-      spriteComponent.flipHorizontally();
-    }
-
     await add(spriteComponent);
   }
 
@@ -87,30 +67,36 @@ class Flipper extends BodyComponent with KeyboardHandler, InitialPosition {
       flipper: this,
       anchor: anchor,
     );
-    final joint = _FlipperJoint(jointDef)..create(world);
+    final joint = _FlipperJoint(jointDef);
-
+    world.createJoint2(joint);
-    // FIXME(erickzanardo): when mounted the initial position is not fully
+    unawaited(mounted.whenComplete(joint.unlock));
-    // reached.
-    unawaited(
-      mounted.whenComplete(joint.unlock),
-    );
   }
 
   List<FixtureDef> _createFixtureDefs() {
     final fixturesDef = <FixtureDef>[];
     final direction = side.direction;
 
-    final bigCircleShape = CircleShape()..radius = 1.75;
+    final assetShadow = Flipper.size.x * 0.012 * -direction;
+    final size = Vector2(
+      Flipper.size.x - (assetShadow * 2),
+      Flipper.size.y,
+    );
+
+    final bigCircleShape = CircleShape()..radius = size.y / 2 - 0.2;
     bigCircleShape.position.setValues(
-      ((size.x / 2) * direction) + (bigCircleShape.radius * -direction),
+      ((size.x / 2) * direction) +
+          (bigCircleShape.radius * -direction) +
+          assetShadow,
       0,
     );
     final bigCircleFixtureDef = FixtureDef(bigCircleShape);
     fixturesDef.add(bigCircleFixtureDef);
 
-    final smallCircleShape = CircleShape()..radius = 0.9;
+    final smallCircleShape = CircleShape()..radius = size.y * 0.23;
     smallCircleShape.position.setValues(
-      ((size.x / 2) * -direction) + (smallCircleShape.radius * direction),
+      ((size.x / 2) * -direction) +
+          (smallCircleShape.radius * direction) -
+          assetShadow,
       0,
     );
     final smallCircleFixtureDef = FixtureDef(smallCircleShape);
@@ -143,7 +129,7 @@ class Flipper extends BodyComponent with KeyboardHandler, InitialPosition {
     await super.onLoad();
     renderBody = false;
 
-    await Future.wait([
+    await Future.wait<void>([
       _loadSprite(),
       _anchorToJoint(),
     ]);
@@ -160,22 +146,6 @@ class Flipper extends BodyComponent with KeyboardHandler, InitialPosition {
 
     return body;
   }
-
-  @override
-  bool onKeyEvent(
-    RawKeyEvent event,
-    Set<LogicalKeyboardKey> keysPressed,
-  ) {
-    if (!_keys.contains(event.logicalKey)) return true;
-
-    if (event is RawKeyDownEvent) {
-      _moveUp();
-    } else if (event is RawKeyUpEvent) {
-      _moveDown();
-    }
-
-    return false;
-  }
 }
 
 /// {@template flipper_anchor}
@@ -204,45 +174,60 @@ class _FlipperAnchorRevoluteJointDef extends RevoluteJointDef {
     required Flipper flipper,
     required _FlipperAnchor anchor,
   }) : side = flipper.side {
+    enableLimit = true;
     initialize(
       flipper.body,
       anchor.body,
       anchor.body.position,
     );
-
-    enableLimit = true;
-    final angle = (_sweepingAngle * -side.direction) / 2;
-    lowerAngle = upperAngle = angle;
   }
 
-  /// The total angle of the arc motion.
-  static const _sweepingAngle = math.pi / 3.5;
-
   final BoardSide side;
 }
 
+/// {@template flipper_joint}
+/// [RevoluteJoint] that controls the arc motion of a [Flipper].
+/// {@endtemplate}
 class _FlipperJoint extends RevoluteJoint {
+  /// {@macro flipper_joint}
   _FlipperJoint(_FlipperAnchorRevoluteJointDef def)
       : side = def.side,
-        super(def);
+        super(def) {
+    lock();
+  }
+
+  /// The total angle of the arc motion.
+  static const _sweepingAngle = math.pi / 3.5;
 
   final BoardSide side;
 
-  // TODO(alestiago): Remove once Forge2D supports custom joints.
+  /// Locks the [Flipper] to its resting position.
-  void create(World world) {
+  ///
-    world.joints.add(this);
+  /// The joint is locked when initialized in order to force the [Flipper]
-    bodyA.joints.add(this);
+  /// at its resting position.
-    bodyB.joints.add(this);
+  void lock() {
+    const angle = _sweepingAngle / 2;
+    setLimits(
+      -angle * side.direction,
+      -angle * side.direction,
+    );
   }
 
   /// Unlocks the [Flipper] from its resting position.
-  ///
-  /// The [Flipper] is locked when initialized in order to force it to be at
-  /// its resting position.
   void unlock() {
-    setLimits(
+    const angle = _sweepingAngle / 2;
-      lowerLimit * side.direction,
+    setLimits(-angle, angle);
-      -upperLimit * side.direction,
+  }
-    );
+}
+
+// TODO(alestiago): Remove once Forge2D supports custom joints.
+extension on World {
+  void createJoint2(Joint joint) {
+    assert(!isLocked, '');
+
+    joints.add(joint);
+
+    joint.bodyA.joints.add(joint);
+    joint.bodyB.joints.add(joint);
   }
 }

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

@@ -0,0 +1,41 @@
+import 'package:flame/components.dart';
+import 'package:flame_forge2d/flame_forge2d.dart';
+import 'package:flutter/material.dart';
+import 'package:pinball_components/pinball_components.dart';
+
+/// {@template flutter_sign_post}
+/// A sign, found in the FlutterForest.
+/// {@endtemplate}
+// TODO(alestiago): Revisit doc comment if FlutterForest is moved to package.
+class FlutterSignPost extends BodyComponent with InitialPosition {
+  Future<void> _loadSprite() async {
+    final sprite = await gameRef.loadSprite(
+      Assets.images.flutterSignPost.keyName,
+    );
+    final spriteComponent = SpriteComponent(
+      sprite: sprite,
+      size: sprite.originalSize / 10,
+      anchor: Anchor.bottomCenter,
+      position: Vector2(0.65, 0.45),
+    );
+    await add(spriteComponent);
+  }
+
+  @override
+  Future<void> onLoad() async {
+    await super.onLoad();
+    paint = Paint()
+      ..color = Colors.blue.withOpacity(0.5)
+      ..style = PaintingStyle.fill;
+    await _loadSprite();
+  }
+
+  @override
+  Body createBody() {
+    final shape = CircleShape()..radius = 0.25;
+    final fixtureDef = FixtureDef(shape);
+    final bodyDef = BodyDef()..position = initialPosition;
+
+    return world.createBody(bodyDef)..createFixture(fixtureDef);
+  }
+}

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

@@ -61,6 +61,9 @@ enum Layer {
 
   /// Collide only with Spaceship group elements.
   spaceship,
+
+  /// Collide only with Spaceship exit rail group elements.
+  spaceshipExitRail,
 }
 
 /// {@template layer_mask_bits}
@@ -89,6 +92,8 @@ extension LayerMaskBits on Layer {
         return 0x0005;
       case Layer.spaceship:
         return 0x000A;
+      case Layer.spaceshipExitRail:
+        return 0x0004;
     }
   }
 }

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

@@ -1,17 +1,16 @@
 // ignore_for_file: avoid_renaming_method_parameters
 
 import 'package:flame_forge2d/flame_forge2d.dart';
-import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 
 /// {@template ramp_orientation}
-/// Determines if a ramp is facing [up] or [down] on the [Board].
+/// Determines if a ramp is facing [up] or [down] on the Board.
 /// {@endtemplate}
 enum RampOrientation {
-  /// Facing up on the [Board].
+  /// Facing up on the Board.
   up,
 
-  /// Facing down on the [Board].
+  /// Facing down on the Board.
   down,
 }
 

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

@@ -5,48 +5,42 @@ import 'dart:math';
 
 import 'package:flame/components.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
-import 'package:pinball/flame/blueprint.dart';
+import 'package:pinball_components/gen/assets.gen.dart';
-import 'package:pinball/flame/priority.dart';
-import 'package:pinball/game/game.dart';
-import 'package:pinball/gen/assets.gen.dart';
 import 'package:pinball_components/pinball_components.dart' hide Assets;
 
+/// {@template spaceship}
 /// A [Blueprint] which creates the spaceship feature.
+/// {@endtemplate}
 class Spaceship extends Forge2DBlueprint {
-  /// Total size of the spaceship
+  /// {@macro spaceship}
-  static const radius = 10.0;
+  Spaceship({required this.position});
+
+  /// Total size of the spaceship.
+  static final size = Vector2(25, 19);
+
+  /// The [position] where the elements will be created
+  final Vector2 position;
 
   /// Base priority for wall while be on spaceship.
-  static const ballPriorityWhenOnSpaceship = 3;
+  static const ballPriorityWhenOnSpaceship = 4;
 
   @override
   void build(_) {
-    final position = Vector2(
-      PinballGame.boardBounds.left + radius + 15,
-      PinballGame.boardBounds.center.dy + 30,
-    );
-
     addAllContactCallback([
       SpaceshipHoleBallContactCallback(),
       SpaceshipEntranceBallContactCallback(),
     ]);
 
-    final rendersBehindBall = [
+    addAll([
-      SpaceshipEntrance()..initialPosition = position,
       SpaceshipSaucer()..initialPosition = position,
-    ];
+      SpaceshipEntrance()..initialPosition = position,
-
+      AndroidHead()..initialPosition = position,
-    final rendersInFrontOfBall = [
+      SpaceshipHole(
-      SpaceshipBridge()..initialPosition = position,
+        onExitLayer: Layer.spaceshipExitRail,
-      SpaceshipBridgeTop()..initialPosition = position + Vector2(0, 5.5),
+        onExitElevation: 2,
+      )..initialPosition = position - Vector2(5.2, 4.8),
+      SpaceshipHole()..initialPosition = position - Vector2(-7.2, 0.8),
       SpaceshipWall()..initialPosition = position,
-    ];
-
-    addAll([
-      ...rendersBehindBall,
-      ...rendersInFrontOfBall,
-      SpaceshipHole()..initialPosition = position - Vector2(5, 4),
-      SpaceshipHole()..initialPosition = position - Vector2(-5, 4),
     ]);
   }
 }
@@ -64,25 +58,15 @@ class SpaceshipSaucer extends BodyComponent with InitialPosition, Layered {
   @override
   Future<void> onLoad() async {
     await super.onLoad();
-    final sprites = await Future.wait([
+    final sprite = await gameRef.loadSprite(
-      gameRef.loadSprite(Assets.images.components.spaceship.saucer.path),
+      Assets.images.spaceshipSaucer.keyName,
-      gameRef.loadSprite(Assets.images.components.spaceship.upper.path),
-    ]);
-
-    await add(
-      SpriteComponent(
-        sprite: sprites.first,
-        size: Vector2.all(Spaceship.radius * 2),
-        anchor: Anchor.center,
-      ),
     );
 
     await add(
       SpriteComponent(
-        sprite: sprites.last,
+        sprite: sprite,
-        size: Vector2((Spaceship.radius * 2) + 0.5, Spaceship.radius),
+        size: Spaceship.size,
         anchor: Anchor.center,
-        position: Vector2(0, -((Spaceship.radius * 2) / 3.5)),
       ),
     );
 
@@ -91,7 +75,7 @@ class SpaceshipSaucer extends BodyComponent with InitialPosition, Layered {
 
   @override
   Body createBody() {
-    final circleShape = CircleShape()..radius = Spaceship.radius;
+    final circleShape = CircleShape()..radius = 3;
 
     final bodyDef = BodyDef()
       ..userData = this
@@ -105,50 +89,13 @@ class SpaceshipSaucer extends BodyComponent with InitialPosition, Layered {
   }
 }
 
-/// {@spaceship_bridge_top}
-/// The bridge of the spaceship (the android head) is divided in two
-// [BodyComponent]s, this is the top part of it which contains a single sprite
-/// {@endtemplate}
-class SpaceshipBridgeTop extends BodyComponent with InitialPosition {
-  /// {@macro spaceship_bridge_top}
-  SpaceshipBridgeTop()
-      : super(priority: Spaceship.ballPriorityWhenOnSpaceship + 1);
-
-  @override
-  Future<void> onLoad() async {
-    await super.onLoad();
-
-    final sprite = await gameRef.loadSprite(
-      Assets.images.components.spaceship.androidTop.path,
-    );
-    await add(
-      SpriteComponent(
-        sprite: sprite,
-        anchor: Anchor.center,
-        size: Vector2((Spaceship.radius * 2) / 2.5 - 1, Spaceship.radius / 2.5),
-      ),
-    );
-  }
-
-  @override
-  Body createBody() {
-    final bodyDef = BodyDef()
-      ..userData = this
-      ..position = initialPosition
-      ..type = BodyType.static;
-
-    return world.createBody(bodyDef);
-  }
-}
-
 /// {@template spaceship_bridge}
-/// The main part of the [SpaceshipBridge], this [BodyComponent]
+/// A [BodyComponent] that provides both the collision and the rotation
-/// provides both the collision and the rotation animation for the bridge.
+/// animation for the bridge.
 /// {@endtemplate}
-class SpaceshipBridge extends BodyComponent with InitialPosition, Layered {
+class AndroidHead extends BodyComponent with InitialPosition, Layered {
   /// {@macro spaceship_bridge}
-  SpaceshipBridge()
+  AndroidHead() : super(priority: Spaceship.ballPriorityWhenOnSpaceship + 1) {
-      : super(priority: Spaceship.ballPriorityWhenOnSpaceship + 1) {
     layer = Layer.spaceship;
   }
 
@@ -159,17 +106,20 @@ class SpaceshipBridge extends BodyComponent with InitialPosition, Layered {
     renderBody = false;
 
     final sprite = await gameRef.images.load(
-      Assets.images.components.spaceship.androidBottom.path,
+      Assets.images.spaceshipBridge.keyName,
     );
+
     await add(
       SpriteAnimationComponent.fromFrameData(
         sprite,
         SpriteAnimationData.sequenced(
-          amount: 14,
+          amount: 72,
-          stepTime: 0.2,
+          amountPerRow: 24,
-          textureSize: Vector2(160, 114),
+          stepTime: 0.05,
+          textureSize: Vector2(82, 100),
         ),
-        size: Vector2.all((Spaceship.radius * 2) / 2.5),
+        size: Vector2(8.2, 10),
+        position: Vector2(0, -2),
         anchor: Anchor.center,
       ),
     );
@@ -177,7 +127,7 @@ class SpaceshipBridge extends BodyComponent with InitialPosition, Layered {
 
   @override
   Body createBody() {
-    final circleShape = CircleShape()..radius = Spaceship.radius / 2.5;
+    final circleShape = CircleShape()..radius = 2;
 
     final bodyDef = BodyDef()
       ..userData = this
@@ -203,13 +153,14 @@ class SpaceshipEntrance extends RampOpening {
           pathwayLayer: Layer.spaceship,
           orientation: RampOrientation.up,
         ) {
-    priority = Spaceship.ballPriorityWhenOnSpaceship - 1;
+    priority = Spaceship.ballPriorityWhenOnSpaceship;
     layer = Layer.spaceship;
   }
 
   @override
   Shape get shape {
-    const radius = Spaceship.radius * 2;
+    renderBody = false;
+    final radius = Spaceship.size.y / 2;
     return PolygonShape()
       ..setAsEdge(
         Vector2(
@@ -226,28 +177,52 @@ class SpaceshipEntrance extends RampOpening {
 
 /// {@template spaceship_hole}
 /// A sensor [BodyComponent] responsible for sending the [Ball]
-/// back to the board.
+/// out from the [Spaceship].
 /// {@endtemplate}
-class SpaceshipHole extends BodyComponent with InitialPosition, Layered {
+class SpaceshipHole extends RampOpening {
   /// {@macro spaceship_hole}
-  SpaceshipHole() {
+  SpaceshipHole({Layer? onExitLayer, this.onExitElevation = 1})
+      : super(
+          pathwayLayer: Layer.spaceship,
+          outsideLayer: onExitLayer,
+          orientation: RampOrientation.up,
+        ) {
     layer = Layer.spaceship;
   }
 
-  @override
+  /// Priority order for [SpaceshipHole] on exit.
-  Body createBody() {
+  final int onExitElevation;
-    renderBody = false;
-    final circleShape = CircleShape()..radius = Spaceship.radius / 40;
 
-    final bodyDef = BodyDef()
+  @override
-      ..userData = this
+  Shape get shape {
-      ..position = initialPosition
+    return ArcShape(
-      ..type = BodyType.static;
+      center: Vector2(0, 4.2),
+      arcRadius: 6,
+      angle: 1,
+      rotation: 60 * pi / 180,
+    );
+  }
+}
 
-    return world.createBody(bodyDef)
+/// {@template spaceship_wall_shape}
-      ..createFixture(
+/// The [ChainShape] that defines the shape of the [SpaceshipWall].
-        FixtureDef(circleShape)..isSensor = true,
+/// {@endtemplate}
-      );
+class _SpaceshipWallShape extends ChainShape {
+  /// {@macro spaceship_wall_shape}
+  _SpaceshipWallShape() {
+    final minorRadius = (Spaceship.size.y - 2) / 2;
+    final majorRadius = (Spaceship.size.x - 2) / 2;
+
+    createChain(
+      [
+        // TODO(alestiago): Try converting this logic to radian.
+        for (var angle = 20; angle <= 340; angle++)
+          Vector2(
+            minorRadius * cos(angle * pi / 180),
+            majorRadius * sin(angle * pi / 180),
+          ),
+      ],
+    );
   }
 }
 
@@ -263,44 +238,16 @@ class SpaceshipWall extends BodyComponent with InitialPosition, Layered {
     layer = Layer.spaceship;
   }
 
-  @override
-  Future<void> onLoad() async {
-    await super.onLoad();
-
-    final sprite = await gameRef.loadSprite(
-      Assets.images.components.spaceship.lower.path,
-    );
-
-    await add(
-      SpriteComponent(
-        sprite: sprite,
-        size: Vector2(Spaceship.radius * 2, Spaceship.radius + 1),
-        anchor: Anchor.center,
-        position: Vector2(-Spaceship.radius / 2, 0),
-        angle: 90 * pi / 180,
-      ),
-    );
-  }
-
   @override
   Body createBody() {
     renderBody = false;
 
-    final wallShape = ChainShape()
+    final wallShape = _SpaceshipWallShape();
-      ..createChain(
-        [
-          for (var angle = 20; angle <= 340; angle++)
-            Vector2(
-              Spaceship.radius * cos(angle * pi / 180),
-              Spaceship.radius * sin(angle * pi / 180),
-            ),
-        ],
-      );
 
     final bodyDef = BodyDef()
       ..userData = this
       ..position = initialPosition
-      ..angle = 90 * pi / 180
+      ..angle = 90 * pi / 172
       ..type = BodyType.static;
 
     return world.createBody(bodyDef)
@@ -320,22 +267,24 @@ class SpaceshipEntranceBallContactCallback
   @override
   void begin(SpaceshipEntrance entrance, Ball ball, _) {
     ball
-      ..layer = Layer.spaceship
+      ..showInFrontOf(entrance)
-      ..showInFrontOf(entrance);
+      ..layer = Layer.spaceship;
   }
 }
 
 /// [ContactCallback] that handles the contact between the [Ball]
 /// and a [SpaceshipHole].
 ///
-/// It resets the [Ball] priority and filter data so it will "be back" on the
+/// It sets the [Ball] priority and filter data so it will "be back" on the
 /// board.
 class SpaceshipHoleBallContactCallback
     extends ContactCallback<SpaceshipHole, Ball> {
   @override
   void begin(SpaceshipHole hole, Ball ball, _) {
     ball
-      ..layer = Layer.board
+      // TODO(ruimiguel): apply Elevated when PR merged.
-      ..sendToBack();
+      ..priority = hole.onExitElevation
+      ..gameRef.reorderChildren()
+      ..layer = hole.outsideLayer;
   }
 }

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

@@ -0,0 +1,2 @@
+export 'blueprint.dart';
+export 'priority.dart';

packages/pinball_components/lib/src/pinball_components.dart

@@ -1 +1,2 @@
 export 'components/components.dart';
+export 'flame/flame.dart';

packages/pinball_components/pubspec.yaml

@@ -7,8 +7,8 @@ environment:
   sdk: ">=2.16.0 <3.0.0"
 
 dependencies:
-  flame: ^1.1.0-releasecandidate.6
+  flame: ^1.1.0
-  flame_forge2d: ^0.9.0-releasecandidate.6
+  flame_forge2d: ^0.10.0
   flutter:
     sdk: flutter
   geometry: 
@@ -16,7 +16,7 @@ dependencies:
 
 
 dev_dependencies:
-  flame_test: ^1.1.0
+  flame_test: ^1.3.0
   flutter_test:
     sdk: flutter
   mocktail: ^0.2.0
@@ -26,6 +26,7 @@ flutter:
   generate: true
   assets:
     - assets/images/
+    - assets/images/flipper/
 
 flutter_gen:
   line_length: 80

packages/pinball_components/sandbox/lib/common/games.dart

@@ -5,7 +5,7 @@ import 'package:flame/input.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flutter/material.dart';
 
-class BasicGame extends Forge2DGame {
+abstract class BasicGame extends Forge2DGame {
   BasicGame() {
     images.prefix = '';
   }

packages/pinball_components/sandbox/lib/main.dart

@@ -7,6 +7,7 @@
 import 'package:dashbook/dashbook.dart';
 import 'package:flutter/material.dart';
 import 'package:sandbox/stories/effects/effects.dart';
+import 'package:sandbox/stories/spaceship/spaceship.dart';
 import 'package:sandbox/stories/stories.dart';
 
 void main() {
@@ -15,5 +16,7 @@ void main() {
   addBallStories(dashbook);
   addLayerStories(dashbook);
   addEffectsStories(dashbook);
+  addFlipperStories(dashbook);
+  addSpaceshipStories(dashbook);
   runApp(dashbook);
 }

packages/pinball_components/sandbox/lib/stories/ball/basic.dart

@@ -7,8 +7,9 @@ class BasicBallGame extends BasicGame with TapDetector {
   BasicBallGame({required this.color});
 
   static const info = '''
-      Basic example of how a Ball works, tap anywhere on the
+      Basic example of how a Ball works.
-      screen to spawn a ball into the game.
+      
+      Tap anywhere on the screen to spawn a ball into the game.
 ''';
 
   final Color color;

packages/pinball_components/sandbox/lib/stories/flipper/basic.dart

@@ -0,0 +1,26 @@
+import 'package:flame_forge2d/flame_forge2d.dart';
+import 'package:pinball_components/pinball_components.dart';
+import 'package:sandbox/common/common.dart';
+
+class BasicFlipperGame extends BasicGame {
+  static const info = '''
+      Basic example of how a Flipper works.
+''';
+
+  @override
+  Future<void> onLoad() async {
+    await super.onLoad();
+
+    final center = screenToWorld(camera.viewport.canvasSize! / 2);
+
+    final leftFlipper = Flipper(side: BoardSide.left)
+      ..initialPosition = center - Vector2(Flipper.size.x, 0);
+    final rightFlipper = Flipper(side: BoardSide.right)
+      ..initialPosition = center + Vector2(Flipper.size.x, 0);
+
+    await addAll([
+      leftFlipper,
+      rightFlipper,
+    ]);
+  }
+}

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

@@ -0,0 +1,25 @@
+import 'package:dashbook/dashbook.dart';
+import 'package:flame/game.dart';
+import 'package:sandbox/common/common.dart';
+import 'package:sandbox/stories/flipper/basic.dart';
+import 'package:sandbox/stories/flipper/tracing.dart';
+
+void addFlipperStories(Dashbook dashbook) {
+  dashbook.storiesOf('Flipper')
+    ..add(
+      'Basic',
+      (context) => GameWidget(
+        game: BasicFlipperGame(),
+      ),
+      codeLink: buildSourceLink('flipper/basic.dart'),
+      info: BasicFlipperGame.info,
+    )
+    ..add(
+      'Tracing',
+      (context) => GameWidget(
+        game: FlipperTracingGame(),
+      ),
+      codeLink: buildSourceLink('flipper/tracing.dart'),
+      info: FlipperTracingGame.info,
+    );
+}

packages/pinball_components/sandbox/lib/stories/flipper/tracing.dart

@@ -0,0 +1,49 @@
+import 'dart:async';
+
+import 'package:flame/components.dart';
+import 'package:flame_forge2d/flame_forge2d.dart';
+import 'package:flutter/material.dart';
+import 'package:pinball_components/pinball_components.dart';
+import 'package:sandbox/common/common.dart';
+
+class FlipperTracingGame extends BasicGame {
+  static const info = '''
+      Basic example of how the Flipper body overlays the sprite.
+''';
+
+  @override
+  Future<void> onLoad() async {
+    await super.onLoad();
+    final center = screenToWorld(camera.viewport.canvasSize! / 2);
+
+    final leftFlipper = Flipper(side: BoardSide.left)
+      ..initialPosition = center - Vector2(Flipper.size.x, 0);
+    final rightFlipper = Flipper(side: BoardSide.right)
+      ..initialPosition = center + Vector2(Flipper.size.x, 0);
+
+    await addAll([
+      leftFlipper,
+      rightFlipper,
+    ]);
+    leftFlipper.trace();
+    rightFlipper.trace();
+  }
+}
+
+extension on BodyComponent {
+  void trace({Color color = Colors.red}) {
+    paint = Paint()..color = color;
+    renderBody = true;
+    body.joints.whereType<RevoluteJoint>().forEach(
+          (joint) => joint.setLimits(0, 0),
+        );
+    body.setType(BodyType.static);
+
+    unawaited(
+      mounted.whenComplete(() {
+        final sprite = children.whereType<SpriteComponent>().first;
+        sprite.paint.color = sprite.paint.color.withOpacity(0.5);
+      }),
+    );
+  }
+}

packages/pinball_components/sandbox/lib/stories/layer/basic.dart

@@ -8,8 +8,9 @@ class BasicLayerGame extends BasicGame with TapDetector {
   BasicLayerGame({required this.color});
 
   static const info = '''
-      Basic example of how layers work with a Ball hitting other components, 
+      Basic example of how layers work when a Ball hits other components.
-      tap anywhere on the screen to spawn a ball into the game.
+      
+      Tap anywhere on the screen to spawn a ball into the game.
 ''';
 
   final Color color;

packages/pinball_components/sandbox/lib/stories/spaceship/basic.dart

@@ -0,0 +1,31 @@
+import 'dart:async';
+
+import 'package:flame/input.dart';
+import 'package:flutter/material.dart';
+import 'package:pinball_components/pinball_components.dart';
+import 'package:sandbox/common/common.dart';
+
+class BasicSpaceship extends BasicGame with TapDetector {
+  static String info = 'Renders a spaceship and allows balls to be '
+      'spawned upon click to test their interactions';
+
+  @override
+  Future<void> onLoad() async {
+    await super.onLoad();
+
+    camera.followVector2(Vector2.zero());
+
+    unawaited(
+      addFromBlueprint(Spaceship(position: Vector2.zero())),
+    );
+  }
+
+  @override
+  void onTapUp(TapUpInfo info) {
+    add(
+      Ball(baseColor: Colors.blue)
+        ..initialPosition = info.eventPosition.game
+        ..layer = Layer.jetpack,
+    );
+  }
+}

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

@@ -0,0 +1,13 @@
+import 'package:dashbook/dashbook.dart';
+import 'package:flame/game.dart';
+import 'package:sandbox/common/common.dart';
+import 'package:sandbox/stories/spaceship/basic.dart';
+
+void addSpaceshipStories(Dashbook dashbook) {
+  dashbook.storiesOf('Spaceship').add(
+        'Basic',
+        (context) => GameWidget(game: BasicSpaceship()),
+        codeLink: buildSourceLink('spaceship/basic.dart'),
+        info: BasicSpaceship.info,
+      );
+}

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

@@ -1,2 +1,3 @@
 export 'ball/ball.dart';
+export 'flipper/flipper.dart';
 export 'layer/layer.dart';

packages/pinball_components/sandbox/pubspec.lock

@@ -91,14 +91,14 @@ packages:
       name: flame
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-releasecandidate.6"
+    version: "1.1.0"
   flame_forge2d:
     dependency: "direct main"
     description:
       name: flame_forge2d
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.9.0-releasecandidate.6"
+    version: "0.10.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -134,7 +134,7 @@ packages:
       name: forge2d
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.9.0"
+    version: "0.10.0"
   freezed_annotation:
     dependency: transitive
     description:

packages/pinball_components/sandbox/pubspec.yaml

@@ -8,8 +8,8 @@ environment:
 
 dependencies:
   dashbook: ^0.1.7
-  flame: ^1.1.0-releasecandidate.6
+  flame: ^1.1.0
-  flame_forge2d: ^0.9.0-releasecandidate.6
+  flame_forge2d: ^0.10.0
   flutter:
     sdk: flutter
   pinball_components:

packages/pinball_components/test/helpers/mocks.dart

@@ -1,5 +1,26 @@
 import 'dart:ui';
 
+import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:mocktail/mocktail.dart';
+import 'package:pinball_components/pinball_components.dart';
 
 class MockCanvas extends Mock implements Canvas {}
+
+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 MockSpaceshipEntrance extends Mock implements SpaceshipEntrance {}
+
+class MockSpaceshipHole extends Mock implements SpaceshipHole {}
+
+class MockContact extends Mock implements Contact {}
+
+class MockContactCallback extends Mock
+    implements ContactCallback<Object, Object> {}

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

@@ -1,5 +1,5 @@
 import 'package:flutter_test/flutter_test.dart';
-import 'package:pinball/game/game.dart';
+import 'package:pinball_components/pinball_components.dart';
 
 void main() {
   group(

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

@@ -0,0 +1,133 @@
+// ignore_for_file: cascade_invocations
+
+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:pinball_components/pinball_components.dart';
+
+import '../../helpers/helpers.dart';
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+  final flameTester = FlameTester(TestGame.new);
+
+  group('Flipper', () {
+    // TODO(alestiago): Add golden tests.
+    // TODO(alestiago): Consider testing always both left and right Flipper.
+
+    flameTester.test(
+      'loads correctly',
+      (game) async {
+        final leftFlipper = Flipper(side: BoardSide.left);
+        final rightFlipper = Flipper(side: BoardSide.right);
+        await game.ready();
+        await game.ensureAddAll([leftFlipper, rightFlipper]);
+
+        expect(game.contains(leftFlipper), isTrue);
+        expect(game.contains(rightFlipper), isTrue);
+      },
+    );
+
+    group('constructor', () {
+      test('sets BoardSide', () {
+        final leftFlipper = Flipper(side: BoardSide.left);
+        expect(leftFlipper.side, equals(leftFlipper.side));
+
+        final rightFlipper = Flipper(side: BoardSide.right);
+        expect(rightFlipper.side, equals(rightFlipper.side));
+      });
+    });
+
+    group('body', () {
+      flameTester.test(
+        'is dynamic',
+        (game) async {
+          final flipper = Flipper(side: BoardSide.left);
+          await game.ensureAdd(flipper);
+          expect(flipper.body.bodyType, equals(BodyType.dynamic));
+        },
+      );
+
+      flameTester.test(
+        'ignores gravity',
+        (game) async {
+          final flipper = Flipper(side: BoardSide.left);
+          await game.ensureAdd(flipper);
+
+          expect(flipper.body.gravityScale, isZero);
+        },
+      );
+
+      flameTester.test(
+        'has greater mass than Ball',
+        (game) async {
+          final flipper = Flipper(side: BoardSide.left);
+          final ball = Ball(baseColor: Colors.white);
+
+          await game.ready();
+          await game.ensureAddAll([flipper, ball]);
+
+          expect(
+            flipper.body.getMassData().mass,
+            greaterThan(ball.body.getMassData().mass),
+          );
+        },
+      );
+    });
+
+    group('fixtures', () {
+      flameTester.test(
+        'has three',
+        (game) async {
+          final flipper = Flipper(side: BoardSide.left);
+          await game.ensureAdd(flipper);
+
+          expect(flipper.body.fixtures.length, equals(3));
+        },
+      );
+
+      flameTester.test(
+        'has density',
+        (game) async {
+          final flipper = Flipper(side: BoardSide.left);
+          await game.ensureAdd(flipper);
+
+          final fixtures = flipper.body.fixtures;
+          final density = fixtures.fold<double>(
+            0,
+            (sum, fixture) => sum + fixture.density,
+          );
+
+          expect(density, greaterThan(0));
+        },
+      );
+    });
+
+    flameTester.test(
+      'moveDown applies downward velocity',
+      (game) async {
+        final flipper = Flipper(side: BoardSide.left);
+        await game.ensureAdd(flipper);
+
+        expect(flipper.body.linearVelocity, equals(Vector2.zero()));
+        flipper.moveDown();
+
+        expect(flipper.body.linearVelocity.y, lessThan(0));
+      },
+    );
+
+    flameTester.test(
+      'moveUp applies upward velocity',
+      (game) async {
+        final flipper = Flipper(side: BoardSide.left);
+        await game.ensureAdd(flipper);
+
+        expect(flipper.body.linearVelocity, equals(Vector2.zero()));
+        flipper.moveUp();
+
+        expect(flipper.body.linearVelocity.y, greaterThan(0));
+      },
+    );
+  });
+}

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

@@ -0,0 +1,25 @@
+// ignore_for_file: cascade_invocations
+
+import 'package:flame_test/flame_test.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:pinball_components/pinball_components.dart';
+
+import '../../helpers/helpers.dart';
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+  final flameTester = FlameTester(TestGame.new);
+
+  group('FlutterSignPost', () {
+    flameTester.test(
+      'loads correctly',
+      (game) async {
+        final flutterSignPost = FlutterSignPost();
+        await game.ready();
+        await game.ensureAdd(flutterSignPost);
+
+        expect(game.contains(flutterSignPost), isTrue);
+      },
+    );
+  });
+}

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

@@ -3,7 +3,7 @@
 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';
 
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();

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

@@ -2,8 +2,7 @@
 import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
-import 'package:mockingjay/mockingjay.dart';
+import 'package:mocktail/mocktail.dart';
-import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 
 import '../../helpers/helpers.dart';
@@ -34,11 +33,11 @@ class TestRampOpeningBallContactCallback
 
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
-  final flameTester = FlameTester(PinballGameTest.create);
+  final flameTester = FlameTester(TestGame.new);
 
   group('RampOpening', () {
     TestWidgetsFlutterBinding.ensureInitialized();
-    final flameTester = FlameTester(PinballGameTest.create);
+    final flameTester = FlameTester(TestGame.new);
 
     flameTester.test(
       'loads correctly',

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

@@ -0,0 +1,102 @@
+// 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';
+import 'package:pinball_components/pinball_components.dart';
+
+import '../../helpers/helpers.dart';
+
+void main() {
+  group('Spaceship', () {
+    late Filter filterData;
+    late Fixture fixture;
+    late Body body;
+    late Ball ball;
+    late SpaceshipEntrance entrance;
+    late SpaceshipHole hole;
+    late Forge2DGame game;
+
+    setUp(() {
+      filterData = MockFilter();
+
+      fixture = MockFixture();
+      when(() => fixture.filterData).thenReturn(filterData);
+
+      body = MockBody();
+      when(() => body.fixtures).thenReturn([fixture]);
+
+      game = MockGame();
+
+      ball = MockBall();
+      when(() => ball.gameRef).thenReturn(game);
+      when(() => ball.body).thenReturn(body);
+
+      entrance = MockSpaceshipEntrance();
+      hole = MockSpaceshipHole();
+    });
+
+    group('Spaceship', () {
+      final tester = FlameTester(TestGame.new);
+
+      tester.testGameWidget(
+        'renders correctly',
+        setUp: (game, tester) async {
+          await game.addFromBlueprint(Spaceship(position: Vector2(30, -30)));
+          await game.ready();
+          await tester.pump();
+        },
+        verify: (game, tester) async {
+          await expectLater(
+            find.byGame<Forge2DGame>(),
+            matchesGoldenFile('golden/spaceship.png'),
+          );
+        },
+      );
+    });
+
+    group('SpaceshipEntranceBallContactCallback', () {
+      test('changes the ball priority on contact', () {
+        when(() => ball.priority).thenReturn(2);
+        when(() => entrance.priority).thenReturn(3);
+
+        SpaceshipEntranceBallContactCallback().begin(
+          entrance,
+          ball,
+          MockContact(),
+        );
+
+        verify(() => ball.showInFrontOf(entrance)).called(1);
+      });
+    });
+
+    group('SpaceshipHoleBallContactCallback', () {
+      test('changes the ball priority on contact', () {
+        when(() => hole.outsideLayer).thenReturn(Layer.board);
+        when(() => hole.onExitElevation).thenReturn(1);
+
+        SpaceshipHoleBallContactCallback().begin(
+          hole,
+          ball,
+          MockContact(),
+        );
+
+        verify(() => ball.priority = hole.onExitElevation).called(1);
+      });
+
+      test('re order the game children', () {
+        when(() => hole.outsideLayer).thenReturn(Layer.board);
+        when(() => hole.onExitElevation).thenReturn(1);
+
+        SpaceshipHoleBallContactCallback().begin(
+          hole,
+          ball,
+          MockContact(),
+        );
+
+        verify(() => ball.sendToBack()).called(1);
+      });
+    });
+  });
+}

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

@@ -1,10 +1,9 @@
 import 'package:flame/components.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
-import 'package:pinball/flame/blueprint.dart';
+import 'package:pinball_components/pinball_components.dart';
-import 'package:pinball/game/game.dart';
 
-import '../helpers/helpers.dart';
+import '../../helpers/helpers.dart';
 
 class MyBlueprint extends Blueprint {
   @override
@@ -52,19 +51,19 @@ void main() {
     });
 
     test('components can be added to it', () {
-      final blueprint = MyBlueprint()..build(MockPinballGame());
+      final blueprint = MyBlueprint()..build(MockGame());
 
       expect(blueprint.components.length, equals(3));
     });
 
     test('blueprints can be added to it', () {
-      final blueprint = MyComposedBlueprint()..build(MockPinballGame());
+      final blueprint = MyComposedBlueprint()..build(MockGame());
 
       expect(blueprint.blueprints.length, equals(3));
     });
 
     test('adds the components to a game on attach', () {
-      final mockGame = MockPinballGame();
+      final mockGame = MockGame();
       when(() => mockGame.addAll(any())).thenAnswer((_) async {});
       MyBlueprint().attach(mockGame);
 
@@ -72,7 +71,7 @@ void main() {
     });
 
     test('adds components from a child Blueprint the to a game on attach', () {
-      final mockGame = MockPinballGame();
+      final mockGame = MockGame();
       when(() => mockGame.addAll(any())).thenAnswer((_) async {});
       MyComposedBlueprint().attach(mockGame);
 
@@ -82,7 +81,7 @@ void main() {
     test(
       'throws assertion error when adding to an already attached blueprint',
       () async {
-        final mockGame = MockPinballGame();
+        final mockGame = MockGame();
         when(() => mockGame.addAll(any())).thenAnswer((_) async {});
         final blueprint = MyBlueprint();
         await blueprint.attach(mockGame);
@@ -99,13 +98,13 @@ void main() {
     });
 
     test('callbacks can be added to it', () {
-      final blueprint = MyForge2dBlueprint()..build(MockPinballGame());
+      final blueprint = MyForge2dBlueprint()..build(MockGame());
 
       expect(blueprint.callbacks.length, equals(3));
     });
 
     test('adds the callbacks to a game on attach', () async {
-      final mockGame = MockPinballGame();
+      final mockGame = MockGame();
       when(() => mockGame.addAll(any())).thenAnswer((_) async {});
       when(() => mockGame.addContactCallback(any())).thenAnswer((_) async {});
       await MyForge2dBlueprint().attach(mockGame);
@@ -116,7 +115,7 @@ void main() {
     test(
       'throws assertion error when adding to an already attached blueprint',
       () async {
-        final mockGame = MockPinballGame();
+        final mockGame = MockGame();
         when(() => mockGame.addAll(any())).thenAnswer((_) async {});
         when(() => mockGame.addContactCallback(any())).thenAnswer((_) async {});
         final blueprint = MyForge2dBlueprint();

pubspec.lock

@@ -182,28 +182,28 @@ packages:
       name: flame
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-releasecandidate.6"
+    version: "1.1.0"
   flame_bloc:
     dependency: "direct main"
     description:
       name: flame_bloc
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-releasecandidate.6"
+    version: "1.2.0"
   flame_forge2d:
     dependency: "direct main"
     description:
       name: flame_forge2d
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.9.0-releasecandidate.6"
+    version: "0.10.0"
   flame_test:
     dependency: "direct dev"
     description:
       name: flame_test
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0"
+    version: "1.3.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -237,7 +237,7 @@ packages:
       name: forge2d
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.9.0"
+    version: "0.10.0"
   frontend_server_client:
     dependency: transitive
     description:

pubspec.yaml

@@ -10,9 +10,9 @@ dependencies:
   bloc: ^8.0.2
   cloud_firestore: ^3.1.10
   equatable: ^2.0.3
-  flame: ^1.1.0-releasecandidate.6
+  flame: ^1.1.0
-  flame_bloc: ^1.2.0-releasecandidate.6
+  flame_bloc: ^1.2.0
-  flame_forge2d: ^0.9.0-releasecandidate.6
+  flame_forge2d: ^0.10.0
   flutter:
     sdk: flutter
   flutter_bloc: ^8.0.1
@@ -30,7 +30,7 @@ dependencies:
 
 dev_dependencies:
   bloc_test: ^9.0.2
-  flame_test: ^1.1.0
+  flame_test: ^1.3.0
   flutter_test:
     sdk: flutter
   mockingjay: ^0.2.0
@@ -43,7 +43,6 @@ flutter:
 
   assets:
     - assets/images/components/
-    - assets/images/components/spaceship/
 
 flutter_gen:
   line_length: 80

test/flame/priority_test.dart

@@ -3,7 +3,7 @@ import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mockingjay/mockingjay.dart';
-import 'package:pinball/flame/priority.dart';
+import 'package:pinball_components/src/flame/priority.dart';
 
 import '../helpers/helpers.dart';
 

test/game/components/ball_test.dart

@@ -27,11 +27,12 @@ void main() {
 
       final tester = flameBlocTester(gameBloc: () => gameBloc);
 
-      tester.widgetTest(
+      tester.testGameWidget(
         'adds BallLost to GameBloc',
-        (game, tester) async {
+        setUp: (game, tester) async {
           await game.ready();
-
+        },
+        verify: (game, tester) async {
           game.children.whereType<Ball>().first.controller.lost();
           await tester.pump();
 
@@ -39,14 +40,15 @@ void main() {
         },
       );
 
-      tester.widgetTest(
+      tester.testGameWidget(
         'resets the ball if the game is not over',
-        (game, tester) async {
+        setUp: (game, tester) async {
           await game.ready();
 
           game.children.whereType<Ball>().first.controller.lost();
           await game.ready(); // Making sure that all additions are done
-
+        },
+        verify: (game, tester) async {
           expect(
             game.children.whereType<Ball>().length,
             equals(1),
@@ -54,9 +56,9 @@ void main() {
         },
       );
 
-      tester.widgetTest(
+      tester.testGameWidget(
         'no ball is added on game over',
-        (game, tester) async {
+        setUp: (game, tester) async {
           whenListen(
             gameBloc,
             const Stream<GameState>.empty(),
@@ -72,7 +74,8 @@ void main() {
 
           game.children.whereType<Ball>().first.controller.lost();
           await tester.pump();
-
+        },
+        verify: (game, tester) async {
           expect(
             game.children.whereType<Ball>().length,
             equals(0),

test/game/components/baseboard_test.dart

@@ -4,6 +4,7 @@ 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';
 
 void main() {
   group('Baseboard', () {

test/game/components/board_test.dart

@@ -3,6 +3,7 @@
 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';
 
@@ -22,9 +23,9 @@ void main() {
       },
     );
 
-    group('children', () {
+    group('loads', () {
       flameTester.test(
-        'has one left flipper',
+        'one left flipper',
         (game) async {
           final board = Board();
           await game.ready();
@@ -38,7 +39,7 @@ void main() {
       );
 
       flameTester.test(
-        'has one right flipper',
+        'one right flipper',
         (game) async {
           final board = Board();
           await game.ready();
@@ -51,7 +52,7 @@ void main() {
       );
 
       flameTester.test(
-        'has two Baseboards',
+        'two Baseboards',
         (game) async {
           final board = Board();
           await game.ready();
@@ -63,7 +64,7 @@ void main() {
       );
 
       flameTester.test(
-        'has two Kickers',
+        'two Kickers',
         (game) async {
           final board = Board();
           await game.ready();
@@ -75,7 +76,7 @@ void main() {
       );
 
       flameTester.test(
-        'has one FlutterForest',
+        'one FlutterForest',
         (game) async {
           // TODO(alestiago): change to [NestBumpers] once provided.
           final board = Board();
@@ -86,6 +87,18 @@ void main() {
           expect(flutterForest.length, equals(1));
         },
       );
+
+      flameTester.test(
+        'one ChromeDino',
+        (game) async {
+          final board = Board();
+          await game.ready();
+          await game.ensureAdd(board);
+
+          final chromeDino = board.descendants().whereType<ChromeDino>();
+          expect(chromeDino.length, equals(1));
+        },
+      );
     });
   });
 }

test/game/components/bonus_word_test.dart

@@ -29,6 +29,7 @@ void main() {
     group('listenWhen', () {
       final previousState = MockGameState();
       final currentState = MockGameState();
+
       test(
         'returns true when there is a new word bonus awarded',
         () {
@@ -193,10 +194,11 @@ void main() {
     });
 
     group('bonus letter activation', () {
-      final gameBloc = MockGameBloc();
+      late GameBloc gameBloc;
       final tester = flameBlocTester(gameBloc: () => gameBloc);
 
       setUp(() {
+        gameBloc = MockGameBloc();
         whenListen(
           gameBloc,
           const Stream<GameState>.empty(),
@@ -204,22 +206,24 @@ void main() {
         );
       });
 
-      tester.widgetTest(
+      tester.testGameWidget(
         'adds BonusLetterActivated to GameBloc when not activated',
-        (game, tester) async {
+        setUp: (game, tester) async {
           await game.ready();
           final bonusLetter = game.descendants().whereType<BonusLetter>().first;
           bonusLetter.activate();
           await game.ready();
 
           await tester.pump();
+        },
+        verify: (game, tester) async {
           verify(() => gameBloc.add(const BonusLetterActivated(0))).called(1);
         },
       );
 
-      tester.widgetTest(
+      tester.testGameWidget(
         "doesn't add BonusLetterActivated to GameBloc when already activated",
-        (game, tester) async {
+        setUp: (game, tester) async {
           const state = GameState(
             score: 0,
             balls: 2,
@@ -237,14 +241,15 @@ void main() {
           final bonusLetter = game.descendants().whereType<BonusLetter>().first;
           bonusLetter.activate();
           await game.ready();
-
+        },
+        verify: (game, tester) async {
           verifyNever(() => gameBloc.add(const BonusLetterActivated(0)));
         },
       );
 
-      tester.widgetTest(
+      tester.testGameWidget(
         'adds a ColorEffect',
-        (game, tester) async {
+        setUp: (game, tester) async {
           const state = GameState(
             score: 0,
             balls: 2,
@@ -259,7 +264,9 @@ void main() {
 
           bonusLetter.onNewState(state);
           await tester.pump();
-
+        },
+        verify: (game, tester) async {
+          final bonusLetter = game.descendants().whereType<BonusLetter>().first;
           expect(
             bonusLetter.children.whereType<ColorEffect>().length,
             equals(1),
@@ -267,9 +274,14 @@ void main() {
         },
       );
 
-      tester.widgetTest(
+      tester.testGameWidget(
         'only listens when there is a change on the letter status',
-        (game, tester) async {
+        setUp: (game, tester) async {
+          await game.ready();
+          final bonusLetter = game.descendants().whereType<BonusLetter>().first;
+          bonusLetter.activate();
+        },
+        verify: (game, tester) async {
           const state = GameState(
             score: 0,
             balls: 2,
@@ -277,11 +289,7 @@ void main() {
             activatedDashNests: {},
             bonusHistory: [],
           );
-
-          await game.ready();
           final bonusLetter = game.descendants().whereType<BonusLetter>().first;
-          bonusLetter.activate();
-
           expect(
             bonusLetter.listenWhen(const GameState.initial(), state),
             isTrue,

test/game/components/chrome_dino_test.dart

@@ -0,0 +1,23 @@
+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';
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+  final flameTester = FlameTester(Forge2DGame.new);
+
+  group('ChromeDino', () {
+    flameTester.test(
+      'loads correctly',
+      (game) async {
+        final chromeDino = ChromeDino();
+
+        await game.ready();
+        await game.ensureAdd(chromeDino);
+
+        expect(game.contains(chromeDino), isTrue);
+      },
+    );
+  });
+}

test/game/components/flipper_controller_test.dart

@@ -0,0 +1,169 @@
+import 'dart:collection';
+
+import 'package:flame_test/flame_test.dart';
+import 'package:flutter/services.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(PinballGameTest.create);
+
+  group('FlipperController', () {
+    group('onKeyEvent', () {
+      final leftKeys = UnmodifiableListView([
+        LogicalKeyboardKey.arrowLeft,
+        LogicalKeyboardKey.keyA,
+      ]);
+      final rightKeys = UnmodifiableListView([
+        LogicalKeyboardKey.arrowRight,
+        LogicalKeyboardKey.keyD,
+      ]);
+
+      group('and Flipper is left', () {
+        late Flipper flipper;
+        late FlipperController controller;
+
+        setUp(() {
+          flipper = Flipper(side: BoardSide.left);
+          controller = FlipperController(flipper);
+          flipper.add(controller);
+        });
+
+        testRawKeyDownEvents(leftKeys, (event) {
+          flameTester.test(
+            'moves upwards '
+            'when ${event.logicalKey.keyLabel} is pressed',
+            (game) async {
+              await game.ready();
+              await game.add(flipper);
+              controller.onKeyEvent(event, {});
+
+              expect(flipper.body.linearVelocity.y, isPositive);
+              expect(flipper.body.linearVelocity.x, isZero);
+            },
+          );
+        });
+
+        testRawKeyUpEvents(leftKeys, (event) {
+          flameTester.test(
+            'moves downwards '
+            'when ${event.logicalKey.keyLabel} is released',
+            (game) async {
+              await game.ready();
+              await game.add(flipper);
+              controller.onKeyEvent(event, {});
+
+              expect(flipper.body.linearVelocity.y, isNegative);
+              expect(flipper.body.linearVelocity.x, isZero);
+            },
+          );
+        });
+
+        testRawKeyUpEvents(rightKeys, (event) {
+          flameTester.test(
+            'does nothing '
+            'when ${event.logicalKey.keyLabel} is released',
+            (game) async {
+              await game.ready();
+              await game.add(flipper);
+              controller.onKeyEvent(event, {});
+
+              expect(flipper.body.linearVelocity.y, isZero);
+              expect(flipper.body.linearVelocity.x, isZero);
+            },
+          );
+        });
+
+        testRawKeyDownEvents(rightKeys, (event) {
+          flameTester.test(
+            'does nothing '
+            'when ${event.logicalKey.keyLabel} is pressed',
+            (game) async {
+              await game.ready();
+              await game.add(flipper);
+              controller.onKeyEvent(event, {});
+
+              expect(flipper.body.linearVelocity.y, isZero);
+              expect(flipper.body.linearVelocity.x, isZero);
+            },
+          );
+        });
+      });
+
+      group('and Flipper is right', () {
+        late Flipper flipper;
+        late FlipperController controller;
+
+        setUp(() {
+          flipper = Flipper(side: BoardSide.right);
+          controller = FlipperController(flipper);
+          flipper.add(controller);
+        });
+
+        testRawKeyDownEvents(rightKeys, (event) {
+          flameTester.test(
+            'moves upwards '
+            'when ${event.logicalKey.keyLabel} is pressed',
+            (game) async {
+              await game.ready();
+              await game.add(flipper);
+              controller.onKeyEvent(event, {});
+
+              expect(flipper.body.linearVelocity.y, isPositive);
+              expect(flipper.body.linearVelocity.x, isZero);
+            },
+          );
+        });
+
+        testRawKeyUpEvents(rightKeys, (event) {
+          flameTester.test(
+            'moves downwards '
+            'when ${event.logicalKey.keyLabel} is released',
+            (game) async {
+              await game.ready();
+              await game.add(flipper);
+              controller.onKeyEvent(event, {});
+
+              expect(flipper.body.linearVelocity.y, isNegative);
+              expect(flipper.body.linearVelocity.x, isZero);
+            },
+          );
+        });
+
+        testRawKeyUpEvents(leftKeys, (event) {
+          flameTester.test(
+            'does nothing '
+            'when ${event.logicalKey.keyLabel} is released',
+            (game) async {
+              await game.ready();
+              await game.add(flipper);
+              controller.onKeyEvent(event, {});
+
+              expect(flipper.body.linearVelocity.y, isZero);
+              expect(flipper.body.linearVelocity.x, isZero);
+            },
+          );
+        });
+
+        testRawKeyDownEvents(leftKeys, (event) {
+          flameTester.test(
+            'does nothing '
+            'when ${event.logicalKey.keyLabel} is pressed',
+            (game) async {
+              await game.ready();
+              await game.add(flipper);
+              controller.onKeyEvent(event, {});
+
+              expect(flipper.body.linearVelocity.y, isZero);
+              expect(flipper.body.linearVelocity.x, isZero);
+            },
+          );
+        });
+      });
+    });
+  });
+}

test/game/components/flipper_test.dart

@@ -1,275 +0,0 @@
-// ignore_for_file: cascade_invocations
-
-import 'dart:collection';
-
-import 'package:flame_forge2d/flame_forge2d.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/game/game.dart';
-import 'package:pinball_components/pinball_components.dart';
-
-import '../../helpers/helpers.dart';
-
-void main() {
-  TestWidgetsFlutterBinding.ensureInitialized();
-  final flameTester = FlameTester(PinballGameTest.create);
-
-  group(
-    'Flipper',
-    () {
-      // TODO(alestiago): Add golden tests.
-      flameTester.test(
-        'loads correctly',
-        (game) async {
-          final leftFlipper = Flipper(
-            side: BoardSide.left,
-          );
-          final rightFlipper = Flipper(
-            side: BoardSide.right,
-          );
-          await game.ready();
-          await game.ensureAddAll([leftFlipper, rightFlipper]);
-
-          expect(game.contains(leftFlipper), isTrue);
-          expect(game.contains(rightFlipper), isTrue);
-        },
-      );
-
-      group('constructor', () {
-        test('sets BoardSide', () {
-          final leftFlipper = Flipper(
-            side: BoardSide.left,
-          );
-
-          expect(leftFlipper.side, equals(leftFlipper.side));
-
-          final rightFlipper = Flipper(
-            side: BoardSide.right,
-          );
-          expect(rightFlipper.side, equals(rightFlipper.side));
-        });
-      });
-
-      group('body', () {
-        flameTester.test(
-          'is dynamic',
-          (game) async {
-            final flipper = Flipper(
-              side: BoardSide.left,
-            );
-            await game.ensureAdd(flipper);
-
-            expect(flipper.body.bodyType, equals(BodyType.dynamic));
-          },
-        );
-
-        flameTester.test(
-          'ignores gravity',
-          (game) async {
-            final flipper = Flipper(
-              side: BoardSide.left,
-            );
-            await game.ensureAdd(flipper);
-
-            expect(flipper.body.gravityScale, isZero);
-          },
-        );
-
-        flameTester.test(
-          'has greater mass than Ball',
-          (game) async {
-            final flipper = Flipper(
-              side: BoardSide.left,
-            );
-            final ball = Ball(baseColor: Colors.white);
-
-            await game.ready();
-            await game.ensureAddAll([flipper, ball]);
-
-            expect(
-              flipper.body.getMassData().mass,
-              greaterThan(ball.body.getMassData().mass),
-            );
-          },
-        );
-      });
-
-      group('fixtures', () {
-        flameTester.test(
-          'has three',
-          (game) async {
-            final flipper = Flipper(
-              side: BoardSide.left,
-            );
-            await game.ensureAdd(flipper);
-
-            expect(flipper.body.fixtures.length, equals(3));
-          },
-        );
-
-        flameTester.test(
-          'has density',
-          (game) async {
-            final flipper = Flipper(
-              side: BoardSide.left,
-            );
-            await game.ensureAdd(flipper);
-
-            final fixtures = flipper.body.fixtures;
-            final density = fixtures.fold<double>(
-              0,
-              (sum, fixture) => sum + fixture.density,
-            );
-
-            expect(density, greaterThan(0));
-          },
-        );
-      });
-
-      group('onKeyEvent', () {
-        final leftKeys = UnmodifiableListView([
-          LogicalKeyboardKey.arrowLeft,
-          LogicalKeyboardKey.keyA,
-        ]);
-        final rightKeys = UnmodifiableListView([
-          LogicalKeyboardKey.arrowRight,
-          LogicalKeyboardKey.keyD,
-        ]);
-
-        group('and Flipper is left', () {
-          late Flipper flipper;
-
-          setUp(() {
-            flipper = Flipper(
-              side: BoardSide.left,
-            );
-          });
-
-          testRawKeyDownEvents(leftKeys, (event) {
-            flameTester.test(
-              'moves upwards '
-              'when ${event.logicalKey.keyLabel} is pressed',
-              (game) async {
-                await game.ensureAdd(flipper);
-                flipper.onKeyEvent(event, {});
-
-                expect(flipper.body.linearVelocity.y, isPositive);
-                expect(flipper.body.linearVelocity.x, isZero);
-              },
-            );
-          });
-
-          testRawKeyUpEvents(leftKeys, (event) {
-            flameTester.test(
-              'moves downwards '
-              'when ${event.logicalKey.keyLabel} is released',
-              (game) async {
-                await game.ensureAdd(flipper);
-                flipper.onKeyEvent(event, {});
-
-                expect(flipper.body.linearVelocity.y, isNegative);
-                expect(flipper.body.linearVelocity.x, isZero);
-              },
-            );
-          });
-
-          testRawKeyUpEvents(rightKeys, (event) {
-            flameTester.test(
-              'does nothing '
-              'when ${event.logicalKey.keyLabel} is released',
-              (game) async {
-                await game.ensureAdd(flipper);
-                flipper.onKeyEvent(event, {});
-
-                expect(flipper.body.linearVelocity.y, isZero);
-                expect(flipper.body.linearVelocity.x, isZero);
-              },
-            );
-          });
-
-          testRawKeyDownEvents(rightKeys, (event) {
-            flameTester.test(
-              'does nothing '
-              'when ${event.logicalKey.keyLabel} is pressed',
-              (game) async {
-                await game.ensureAdd(flipper);
-                flipper.onKeyEvent(event, {});
-
-                expect(flipper.body.linearVelocity.y, isZero);
-                expect(flipper.body.linearVelocity.x, isZero);
-              },
-            );
-          });
-        });
-
-        group('and Flipper is right', () {
-          late Flipper flipper;
-
-          setUp(() {
-            flipper = Flipper(
-              side: BoardSide.right,
-            );
-          });
-
-          testRawKeyDownEvents(rightKeys, (event) {
-            flameTester.test(
-              'moves upwards '
-              'when ${event.logicalKey.keyLabel} is pressed',
-              (game) async {
-                await game.ensureAdd(flipper);
-                flipper.onKeyEvent(event, {});
-
-                expect(flipper.body.linearVelocity.y, isPositive);
-                expect(flipper.body.linearVelocity.x, isZero);
-              },
-            );
-          });
-
-          testRawKeyUpEvents(rightKeys, (event) {
-            flameTester.test(
-              'moves downwards '
-              'when ${event.logicalKey.keyLabel} is released',
-              (game) async {
-                await game.ensureAdd(flipper);
-                flipper.onKeyEvent(event, {});
-
-                expect(flipper.body.linearVelocity.y, isNegative);
-                expect(flipper.body.linearVelocity.x, isZero);
-              },
-            );
-          });
-
-          testRawKeyUpEvents(leftKeys, (event) {
-            flameTester.test(
-              'does nothing '
-              'when ${event.logicalKey.keyLabel} is released',
-              (game) async {
-                await game.ensureAdd(flipper);
-                flipper.onKeyEvent(event, {});
-
-                expect(flipper.body.linearVelocity.y, isZero);
-                expect(flipper.body.linearVelocity.x, isZero);
-              },
-            );
-          });
-
-          testRawKeyDownEvents(leftKeys, (event) {
-            flameTester.test(
-              'does nothing '
-              'when ${event.logicalKey.keyLabel} is pressed',
-              (game) async {
-                await game.ensureAdd(flipper);
-                flipper.onKeyEvent(event, {});
-
-                expect(flipper.body.linearVelocity.y, isZero);
-                expect(flipper.body.linearVelocity.x, isZero);
-              },
-            );
-          });
-        });
-      });
-    },
-  );
-}

test/game/components/flutter_forest_test.dart

@@ -25,6 +25,20 @@ void main() {
       },
     );
 
+    group('loads', () {
+      flameTester.test(
+        'a FlutterSignPost',
+        (game) async {
+          await game.ready();
+
+          expect(
+            game.descendants().whereType<FlutterSignPost>().length,
+            equals(1),
+          );
+        },
+      );
+    });
+
     flameTester.test(
       'onNewState adds a new ball',
       (game) async {
@@ -55,10 +69,12 @@ void main() {
         );
       });
 
-      tester.widgetTest(
+      tester.testGameWidget(
         'listens when a Bonus.dashNest is added',
-        (game, tester) async {
+        setUp: (game, tester) async {
           await game.ready();
+        },
+        verify: (game, tester) async {
           final flutterForest =
               game.descendants().whereType<FlutterForest>().first;
 
@@ -69,7 +85,6 @@ void main() {
             activatedDashNests: {},
             bonusHistory: [GameBonus.dashNest],
           );
-
           expect(
             flutterForest.listenWhen(const GameState.initial(), state),
             isTrue,
@@ -91,15 +106,16 @@ void main() {
       );
     });
 
-    tester.widgetTest(
+    final dashNestBumper = MockDashNestBumper();
+    tester.testGameWidget(
       'adds a DashNestActivated event with DashNestBumper.id',
-      (game, tester) async {
+      setUp: (game, tester) async {
-        final contactCallback = DashNestBumperBallContactCallback();
         const id = '0';
-        final dashNestBumper = MockDashNestBumper();
         when(() => dashNestBumper.id).thenReturn(id);
         when(() => dashNestBumper.gameRef).thenReturn(game);
-
+      },
+      verify: (game, tester) async {
+        final contactCallback = DashNestBumperBallContactCallback();
         contactCallback.begin(dashNestBumper, MockBall(), MockContact());
 
         verify(() => gameBloc.add(DashNestActivated(dashNestBumper.id)))

test/game/components/kicker_test.dart

@@ -4,6 +4,7 @@ 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';
 
 void main() {
   group('Kicker', () {

test/game/components/plunger_test.dart

@@ -233,7 +233,7 @@ void main() {
             plunger: plunger,
             anchor: anchor,
           );
-          game.world.createJoint(jointDef);
+          game.world.createJoint(PrismaticJoint(jointDef));
 
           expect(jointDef.bodyB, equals(anchor.body));
         },
@@ -250,7 +250,7 @@ void main() {
             plunger: plunger,
             anchor: anchor,
           );
-          game.world.createJoint(jointDef);
+          game.world.createJoint(PrismaticJoint(jointDef));
 
           expect(jointDef.enableLimit, isTrue);
         },
@@ -267,7 +267,7 @@ void main() {
             plunger: plunger,
             anchor: anchor,
           );
-          game.world.createJoint(jointDef);
+          game.world.createJoint(PrismaticJoint(jointDef));
 
           expect(jointDef.lowerTranslation, equals(double.negativeInfinity));
         },
@@ -284,7 +284,7 @@ void main() {
             plunger: plunger,
             anchor: anchor,
           );
-          game.world.createJoint(jointDef);
+          game.world.createJoint(PrismaticJoint(jointDef));
 
           expect(jointDef.collideConnected, isTrue);
         },
@@ -292,11 +292,11 @@ void main() {
     });
 
     testRawKeyUpEvents([LogicalKeyboardKey.space], (event) {
-      flameTester.widgetTest(
+      late final anchor = PlungerAnchor(plunger: plunger);
+      flameTester.testGameWidget(
         'plunger cannot go below anchor',
-        (game, tester) async {
+        setUp: (game, tester) async {
           await game.ensureAdd(plunger);
-          final anchor = PlungerAnchor(plunger: plunger);
           await game.ensureAdd(anchor);
 
           // Giving anchor a shape for the plunger to collide with.
@@ -306,19 +306,20 @@ void main() {
             plunger: plunger,
             anchor: anchor,
           );
-          game.world.createJoint(jointDef);
+          game.world.createJoint(PrismaticJoint(jointDef));
 
           await tester.pump(const Duration(seconds: 1));
-
+        },
+        verify: (game, tester) async {
           expect(plunger.body.position.y > anchor.body.position.y, isTrue);
         },
       );
     });
 
     testRawKeyUpEvents([LogicalKeyboardKey.space], (event) {
-      flameTester.widgetTest(
+      flameTester.testGameWidget(
         'plunger cannot excessively exceed starting position',
-        (game, tester) async {
+        setUp: (game, tester) async {
           await game.ensureAdd(plunger);
           final anchor = PlungerAnchor(plunger: plunger);
           await game.ensureAdd(anchor);
@@ -327,12 +328,13 @@ void main() {
             plunger: plunger,
             anchor: anchor,
           );
-          game.world.createJoint(jointDef);
+          game.world.createJoint(PrismaticJoint(jointDef));
 
           plunger.body.setTransform(Vector2(0, -1), 0);
 
           await tester.pump(const Duration(seconds: 1));
-
+        },
+        verify: (game, tester) async {
           expect(plunger.body.position.y < 1, isTrue);
         },
       );

test/game/components/spaceship_exit_rail_test.dart

@@ -1,67 +1,59 @@
 import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mocktail/mocktail.dart';
-import 'package:pinball/flame/priority.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball_components/pinball_components.dart';
 
 import '../../helpers/helpers.dart';
 
 void main() {
-  group('Spaceship', () {
+  group('SpaceshipExitRail', () {
-    late Filter filterData;
-    late Fixture fixture;
-    late Body body;
     late PinballGame game;
+    late SpaceshipExitRailEnd exitRailEnd;
     late Ball ball;
-    late SpaceshipEntrance entrance;
+    late Body body;
-    late SpaceshipHole hole;
+    late Fixture fixture;
+    late Filter filterData;
 
     setUp(() {
-      filterData = MockFilter();
-
-      fixture = MockFixture();
-      when(() => fixture.filterData).thenReturn(filterData);
-
-      body = MockBody();
-      when(() => body.fixtures).thenReturn([fixture]);
-
       game = MockPinballGame();
 
+      exitRailEnd = MockSpaceshipExitRailEnd();
+
       ball = MockBall();
+      body = MockBody();
       when(() => ball.gameRef).thenReturn(game);
       when(() => ball.body).thenReturn(body);
 
-      entrance = MockSpaceshipEntrance();
+      fixture = MockFixture();
-      hole = MockSpaceshipHole();
+      filterData = MockFilter();
+      when(() => body.fixtures).thenReturn([fixture]);
+      when(() => fixture.filterData).thenReturn(filterData);
     });
 
-    group('SpaceshipEntranceBallContactCallback', () {
+    group('SpaceshipExitHoleBallContactCallback', () {
       test('changes the ball priority on contact', () {
-        when(() => ball.priority).thenReturn(1);
+        when(() => exitRailEnd.outsideLayer).thenReturn(Layer.board);
-        when(() => entrance.priority).thenReturn(2);
 
-        SpaceshipEntranceBallContactCallback().begin(
+        SpaceshipExitRailEndBallContactCallback().begin(
-          entrance,
+          exitRailEnd,
           ball,
           MockContact(),
         );
 
-        verify(() => ball.showInFrontOf(entrance)).called(1);
+        verify(() => ball.priority = 1).called(1);
       });
-    });
 
-    group('SpaceshipHoleBallContactCallback', () {
+      test('reorders the game children', () {
-      test('changes the ball priority on contact', () {
+        when(() => exitRailEnd.outsideLayer).thenReturn(Layer.board);
-        when(() => ball.priority).thenReturn(1);
 
-        SpaceshipHoleBallContactCallback().begin(
+        SpaceshipExitRailEndBallContactCallback().begin(
-          hole,
+          exitRailEnd,
           ball,
           MockContact(),
         );
 
-        verify(() => ball.sendToBack()).called(1);
+        verify(game.reorderChildren).called(1);
       });
     });
   });

test/game/view/widgets/game_over_dialog_test.dart

@@ -1,44 +1,195 @@
 // ignore_for_file: prefer_const_constructors
 
+import 'dart:async';
+
+import 'package:bloc_test/bloc_test.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_test/flutter_test.dart';
+import 'package:leaderboard_repository/leaderboard_repository.dart';
 import 'package:mockingjay/mockingjay.dart';
 import 'package:pinball/game/game.dart';
 import 'package:pinball/l10n/l10n.dart';
+import 'package:pinball/leaderboard/leaderboard.dart';
 import 'package:pinball_theme/pinball_theme.dart';
 
 import '../../../helpers/helpers.dart';
 
 void main() {
   group('GameOverDialog', () {
-    testWidgets('renders correctly', (tester) async {
+    testWidgets('renders GameOverDialogView', (tester) async {
-      final l10n = await AppLocalizations.delegate.load(Locale('en'));
       await tester.pumpApp(
-        const GameOverDialog(
+        GameOverDialog(
+          score: 1000,
           theme: DashTheme(),
         ),
       );
 
-      expect(find.text(l10n.gameOver), findsOneWidget);
+      expect(find.byType(GameOverDialogView), findsOneWidget);
-      expect(find.text(l10n.leaderboard), findsOneWidget);
     });
 
-    testWidgets('tapping on leaderboard button navigates to LeaderBoardPage',
+    group('GameOverDialogView', () {
-        (tester) async {
+      late LeaderboardBloc leaderboardBloc;
-      final l10n = await AppLocalizations.delegate.load(Locale('en'));
-      final navigator = MockNavigator();
-      when(() => navigator.push<void>(any())).thenAnswer((_) async {});
 
-      await tester.pumpApp(
+      final leaderboard = [
-        const GameOverDialog(
+        LeaderboardEntry(
-          theme: DashTheme(),
+          rank: '1',
+          playerInitials: 'ABC',
+          score: 5000,
+          character: DashTheme().characterAsset,
         ),
-        navigator: navigator,
+      ];
+      final entryData = LeaderboardEntryData(
+        playerInitials: 'VGV',
+        score: 10000,
+        character: CharacterType.dash,
       );
 
-      await tester.tap(find.widgetWithText(TextButton, l10n.leaderboard));
+      setUp(() {
+        leaderboardBloc = MockLeaderboardBloc();
+        whenListen(
+          leaderboardBloc,
+          const Stream<LeaderboardState>.empty(),
+          initialState: const LeaderboardState.initial(),
+        );
+      });
+
+      testWidgets('renders input text view when bloc emits [loading]',
+          (tester) async {
+        final l10n = await AppLocalizations.delegate.load(Locale('en'));
+
+        await tester.pumpApp(
+          BlocProvider.value(
+            value: leaderboardBloc,
+            child: GameOverDialogView(
+              score: entryData.score,
+              theme: entryData.character.toTheme,
+            ),
+          ),
+        );
+
+        expect(find.widgetWithText(TextButton, l10n.addUser), findsOneWidget);
+      });
+
+      testWidgets('renders error view when bloc emits [error]', (tester) async {
+        final l10n = await AppLocalizations.delegate.load(Locale('en'));
+
+        whenListen(
+          leaderboardBloc,
+          const Stream<LeaderboardState>.empty(),
+          initialState: LeaderboardState.initial()
+              .copyWith(status: LeaderboardStatus.error),
+        );
+
+        await tester.pumpApp(
+          BlocProvider.value(
+            value: leaderboardBloc,
+            child: GameOverDialogView(
+              score: entryData.score,
+              theme: entryData.character.toTheme,
+            ),
+          ),
+        );
+
+        expect(find.text(l10n.error), findsOneWidget);
+      });
+
+      testWidgets('renders success view when bloc emits [success]',
+          (tester) async {
+        final l10n = await AppLocalizations.delegate.load(Locale('en'));
+
+        whenListen(
+          leaderboardBloc,
+          const Stream<LeaderboardState>.empty(),
+          initialState: LeaderboardState(
+            status: LeaderboardStatus.success,
+            ranking: LeaderboardRanking(ranking: 1, outOf: 2),
+            leaderboard: leaderboard,
+          ),
+        );
+
+        await tester.pumpApp(
+          BlocProvider.value(
+            value: leaderboardBloc,
+            child: GameOverDialogView(
+              score: entryData.score,
+              theme: entryData.character.toTheme,
+            ),
+          ),
+        );
+
+        expect(
+          find.widgetWithText(TextButton, l10n.leaderboard),
+          findsOneWidget,
+        );
+      });
+
+      testWidgets('adds LeaderboardEntryAdded when tap on add user button',
+          (tester) async {
+        final l10n = await AppLocalizations.delegate.load(Locale('en'));
+
+        whenListen(
+          leaderboardBloc,
+          const Stream<LeaderboardState>.empty(),
+          initialState: LeaderboardState.initial(),
+        );
+
+        await tester.pumpApp(
+          BlocProvider.value(
+            value: leaderboardBloc,
+            child: GameOverDialogView(
+              score: entryData.score,
+              theme: entryData.character.toTheme,
+            ),
+          ),
+        );
+
+        await tester.enterText(
+          find.byKey(const Key('player_initials_text_field')),
+          entryData.playerInitials,
+        );
+
+        final button = find.widgetWithText(TextButton, l10n.addUser);
+        await tester.ensureVisible(button);
+        await tester.tap(button);
+
+        verify(
+          () => leaderboardBloc.add(LeaderboardEntryAdded(entry: entryData)),
+        ).called(1);
+      });
+
+      testWidgets('navigates to LeaderboardPage when tap on leaderboard button',
+          (tester) async {
+        final l10n = await AppLocalizations.delegate.load(Locale('en'));
+        final navigator = MockNavigator();
+        when(() => navigator.push<void>(any())).thenAnswer((_) async {});
+        whenListen(
+          leaderboardBloc,
+          const Stream<LeaderboardState>.empty(),
+          initialState: LeaderboardState(
+            status: LeaderboardStatus.success,
+            ranking: LeaderboardRanking(ranking: 1, outOf: 2),
+            leaderboard: leaderboard,
+          ),
+        );
+
+        await tester.pumpApp(
+          BlocProvider.value(
+            value: leaderboardBloc,
+            child: GameOverDialogView(
+              score: entryData.score,
+              theme: entryData.character.toTheme,
+            ),
+          ),
+          navigator: navigator,
+        );
+
+        final button = find.widgetWithText(TextButton, l10n.leaderboard);
+        await tester.ensureVisible(button);
+        await tester.tap(button);
 
-      verify(() => navigator.push<void>(any())).called(1);
+        verify(() => navigator.push<void>(any())).called(1);
+      });
     });
   });
 }

test/helpers/mocks.dart

@@ -1,4 +1,3 @@
-import 'package:bloc_test/bloc_test.dart';
 import 'package:flame/components.dart';
 import 'package:flame/input.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
@@ -39,8 +38,7 @@ class MockGameState extends Mock implements GameState {}
 
 class MockThemeCubit extends Mock implements ThemeCubit {}
 
-class MockLeaderboardBloc extends MockBloc<LeaderboardEvent, LeaderboardState>
+class MockLeaderboardBloc extends Mock implements LeaderboardBloc {}
-    implements LeaderboardBloc {}
 
 class MockLeaderboardRepository extends Mock implements LeaderboardRepository {}
 
@@ -68,12 +66,10 @@ class MockFilter extends Mock implements Filter {}
 
 class MockFixture extends Mock implements Fixture {}
 
-class MockSpaceshipEntrance extends Mock implements SpaceshipEntrance {}
+class MockSpaceshipExitRailEnd extends Mock implements SpaceshipExitRailEnd {}
 
-class MockSpaceshipHole extends Mock implements SpaceshipHole {}
+class MockComponentSet extends Mock implements ComponentSet {}
 
 class MockComponent extends Mock implements Component {}
 
-class MockComponentSet extends Mock implements ComponentSet {}
-
 class MockDashNestBumper extends Mock implements DashNestBumper {}

test/leaderboard/view/leaderboard_page_test.dart

@@ -1,5 +1,6 @@
 // ignore_for_file: prefer_const_constructors
 
+import 'package:bloc_test/bloc_test.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_test/flutter_test.dart';
@@ -42,7 +43,11 @@ void main() {
 
     testWidgets('renders correctly', (tester) async {
       final l10n = await AppLocalizations.delegate.load(Locale('en'));
-      when(() => leaderboardBloc.state).thenReturn(LeaderboardState.initial());
+      whenListen(
+        leaderboardBloc,
+        const Stream<LeaderboardState>.empty(),
+        initialState: LeaderboardState.initial(),
+      );
 
       await tester.pumpApp(
         BlocProvider.value(
@@ -59,7 +64,11 @@ void main() {
 
     testWidgets('renders loading view when bloc emits [loading]',
         (tester) async {
-      when(() => leaderboardBloc.state).thenReturn(LeaderboardState.initial());
+      whenListen(
+        leaderboardBloc,
+        const Stream<LeaderboardState>.empty(),
+        initialState: LeaderboardState.initial(),
+      );
 
       await tester.pumpApp(
         BlocProvider.value(
@@ -76,8 +85,12 @@ void main() {
     });
 
     testWidgets('renders error view when bloc emits [error]', (tester) async {
-      when(() => leaderboardBloc.state).thenReturn(
+      whenListen(
-        LeaderboardState.initial().copyWith(status: LeaderboardStatus.error),
+        leaderboardBloc,
+        const Stream<LeaderboardState>.empty(),
+        initialState: LeaderboardState.initial().copyWith(
+          status: LeaderboardStatus.error,
+        ),
       );
 
       await tester.pumpApp(
@@ -97,8 +110,10 @@ void main() {
     testWidgets('renders success view when bloc emits [success]',
         (tester) async {
       final l10n = await AppLocalizations.delegate.load(Locale('en'));
-      when(() => leaderboardBloc.state).thenReturn(
+      whenListen(
-        LeaderboardState(
+        leaderboardBloc,
+        const Stream<LeaderboardState>.empty(),
+        initialState: LeaderboardState(
           status: LeaderboardStatus.success,
           ranking: LeaderboardRanking(ranking: 0, outOf: 0),
           leaderboard: [