feat: more tests and improving sizes

lib/game/components/spaceship.dart

@@ -2,9 +2,11 @@
 
 import 'dart:async';
 import 'dart:math';
+import 'dart:ui';
 
 import 'package:flame/components.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
+import 'package:flutter/material.dart';
 import 'package:pinball/game/game.dart';
 
 // TODO(erickzanardo): change this to use the layer class
@@ -207,7 +209,7 @@ class SpaceshipHole extends BodyComponent with InitialPosition {
   @override
   Body createBody() {
     renderBody = false;
-    final circleShape = CircleShape()..radius = _spaceShipSize / 14;
+    final circleShape = CircleShape()..radius = _spaceShipSize / 80;
 
     final bodyDef = BodyDef()
       ..userData = this
@@ -280,7 +282,7 @@ class SpaceshipWall extends BodyComponent with InitialPosition {
     return world.createBody(bodyDef)
       ..createFixture(
         FixtureDef(wallShape)
-          ..restitution = 0.8
+          ..restitution = 1 
           ..filter.maskBits = _spaceShipBits
           ..filter.categoryBits = _spaceShipBits,
       );

lib/game/pinball_game.dart

@@ -92,12 +92,12 @@ class PinballGame extends Forge2DGame
 
     unawaited(
       add(
-        SpaceshipHole()..initialPosition = position - Vector2(5, 5),
+        SpaceshipHole()..initialPosition = position - Vector2(5, 4),
       ),
     );
     unawaited(
       add(
-        SpaceshipHole()..initialPosition = position - Vector2(-5, 5),
+        SpaceshipHole()..initialPosition = position - Vector2(-5, 4),
       ),
     );
 

test/game/components/spaceship_test.dart

@@ -0,0 +1,103 @@
+import 'package:flame_forge2d/flame_forge2d.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mocktail/mocktail.dart';
+import 'package:pinball/game/game.dart';
+
+import '../../helpers/helpers.dart';
+
+void main() {
+  group('Spaceship', () {
+    late Filter filterData;
+    late Fixture fixture;
+    late Body body;
+    late PinballGame game;
+    late Ball ball;
+    late SpaceshipEntrance entrance;
+    late SpaceshipHole hole;
+
+    setUp(() {
+      filterData = MockFilter();
+
+      fixture = MockFixture();
+      when(() => fixture.filterData).thenReturn(filterData);
+
+      body = MockBody();
+      when(() => body.fixtures).thenReturn([fixture]);
+
+      game = MockPinballGame();
+
+      ball = MockBall();
+      when(() => ball.gameRef).thenReturn(game);
+      when(() => ball.body).thenReturn(body);
+
+      entrance = MockSpaceshipEntrance();
+      hole = MockSpaceshipHole();
+    });
+
+    group('SpaceshipEntranceBallContactCallback', () {
+      test('changes the ball priority on contact', () {
+        SpaceshipEntranceBallContactCallback().begin(
+          entrance,
+          ball,
+          MockContact(),
+        );
+
+        verify(() => ball.priority = 3).called(1);
+      });
+
+      test('re order the game children', () {
+        SpaceshipEntranceBallContactCallback().begin(
+          entrance,
+          ball,
+          MockContact(),
+        );
+
+        verify(game.reorderChildren).called(1);
+      });
+
+      test('changes the filter data from the ball fixtures', () {
+        SpaceshipEntranceBallContactCallback().begin(
+          entrance,
+          ball,
+          MockContact(),
+        );
+
+        verify(() => filterData.maskBits = 0x0002).called(1);
+        verify(() => filterData.categoryBits = 0x0002).called(1);
+      });
+    });
+
+    group('SpaceshipHoleBallContactCallback', () {
+      test('changes the ball priority on contact', () {
+        SpaceshipHoleBallContactCallback().begin(
+          hole,
+          ball,
+          MockContact(),
+        );
+
+        verify(() => ball.priority = 1).called(1);
+      });
+
+      test('re order the game children', () {
+        SpaceshipHoleBallContactCallback().begin(
+          hole,
+          ball,
+          MockContact(),
+        );
+
+        verify(game.reorderChildren).called(1);
+      });
+
+      test('changes the filter data from the ball fixtures', () {
+        SpaceshipHoleBallContactCallback().begin(
+          hole,
+          ball,
+          MockContact(),
+        );
+
+        verify(() => filterData.categoryBits = 0xFFFF).called(1);
+        verify(() => filterData.maskBits = 0x0001).called(1);
+      });
+    });
+  });
+}

test/helpers/mocks.dart

@@ -41,3 +41,13 @@ class MockTapUpInfo extends Mock implements TapUpInfo {}
 class MockEventPosition extends Mock implements EventPosition {}
 
 class MockBonusLetter extends Mock implements BonusLetter {}
+
+class MockFilter extends Mock implements Filter {}
+
+class MockFixture extends Mock implements Fixture {}
+
+class MockBody extends Mock implements Body {}
+
+class MockSpaceshipEntrance extends Mock implements SpaceshipEntrance {}
+
+class MockSpaceshipHole extends Mock implements SpaceshipHole {}