mirror of https://github.com/flutter/pinball.git
Alejandro Santiago
3 years ago
committed by
GitHub
commit
947bfcd3ed
@ -0,0 +1,33 @@
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import 'package:flame/components.dart';
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import 'package:flame_bloc/flame_bloc.dart';
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import 'package:pinball/game/game.dart';
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import 'package:pinball_components/pinball_components.dart';
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import 'package:pinball_flame/pinball_flame.dart';
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/// Spawns a new [Ball] into the game when all balls are lost and still
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/// [GameStatus.playing].
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class BallSpawningBehavior extends Component
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with ParentIsA<PinballGame>, BlocComponent<GameBloc, GameState> {
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@override
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bool listenWhen(GameState? previousState, GameState newState) {
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if (!newState.status.isPlaying) return false;
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final startedGame = previousState?.status.isWaiting ?? true;
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final lostRound =
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(previousState?.rounds ?? newState.rounds + 1) > newState.rounds;
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return startedGame || lostRound;
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}
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@override
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void onNewState(GameState state) {
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final plunger = parent.descendants().whereType<Plunger>().single;
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final canvas = parent.descendants().whereType<ZCanvasComponent>().single;
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final ball = ControlledBall.launch(characterTheme: parent.characterTheme)
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..initialPosition = Vector2(
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plunger.body.position.x,
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plunger.body.position.y - Ball.size.y,
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);
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canvas.add(ball);
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}
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}
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@ -1,3 +1,4 @@
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export 'bumper_noisy_behavior.dart';
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export 'ball_spawning_behavior.dart';
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export 'bumper_noise_behavior.dart';
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export 'camera_focusing_behavior.dart';
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export 'scoring_behavior.dart';
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@ -1,34 +0,0 @@
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import 'package:flame/extensions.dart';
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import 'package:flame_forge2d/flame_forge2d.dart';
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import 'package:pinball/game/game.dart';
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import 'package:pinball_components/pinball_components.dart';
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/// {@template drain}
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/// Area located at the bottom of the board to detect when a [Ball] is lost.
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/// {@endtemplate}
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// TODO(allisonryan0002): move to components package when possible.
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class Drain extends BodyComponent with ContactCallbacks {
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/// {@macro drain}
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Drain() : super(renderBody: false);
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@override
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Body createBody() {
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final shape = EdgeShape()
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..set(
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BoardDimensions.bounds.bottomLeft.toVector2(),
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BoardDimensions.bounds.bottomRight.toVector2(),
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);
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final fixtureDef = FixtureDef(shape, isSensor: true);
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final bodyDef = BodyDef(userData: this);
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return world.createBody(bodyDef)..createFixture(fixtureDef);
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}
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// TODO(allisonryan0002): move this to ball.dart when BallLost is removed.
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@override
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void beginContact(Object other, Contact contact) {
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super.beginContact(other, contact);
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if (other is! ControlledBall) return;
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other.controller.lost();
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}
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}
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@ -0,0 +1 @@
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export 'draining_behavior.dart';
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@ -0,0 +1,21 @@
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import 'package:flame/components.dart';
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import 'package:flame_forge2d/flame_forge2d.dart';
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import 'package:pinball/game/game.dart';
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import 'package:pinball_components/pinball_components.dart';
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import 'package:pinball_flame/pinball_flame.dart';
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/// Handles removing a [Ball] from the game.
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class DrainingBehavior extends ContactBehavior<Drain>
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with HasGameRef<PinballGame> {
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@override
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void beginContact(Object other, Contact contact) {
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super.beginContact(other, contact);
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if (other is! Ball) return;
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other.removeFromParent();
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final ballsLeft = gameRef.descendants().whereType<Ball>().length;
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if (ballsLeft - 1 == 0) {
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gameRef.read<GameBloc>().add(const RoundLost());
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}
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}
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}
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@ -0,0 +1,36 @@
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import 'package:flame/extensions.dart';
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import 'package:flame_forge2d/flame_forge2d.dart';
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import 'package:flutter/foundation.dart';
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import 'package:pinball/game/components/drain/behaviors/behaviors.dart';
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import 'package:pinball_components/pinball_components.dart';
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/// {@template drain}
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/// Area located at the bottom of the board.
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///
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/// Its [DrainingBehavior] handles removing a [Ball] from the game.
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/// {@endtemplate}
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class Drain extends BodyComponent with ContactCallbacks {
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/// {@macro drain}
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Drain()
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: super(
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renderBody: false,
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children: [DrainingBehavior()],
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);
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/// Creates a [Drain] without any children.
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///
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/// This can be used for testing a [Drain]'s behaviors in isolation.
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@visibleForTesting
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Drain.test();
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@override
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Body createBody() {
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final shape = EdgeShape()
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..set(
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BoardDimensions.bounds.bottomLeft.toVector2(),
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BoardDimensions.bounds.bottomRight.toVector2(),
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);
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final fixtureDef = FixtureDef(shape, isSensor: true);
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return world.createBody(BodyDef())..createFixture(fixtureDef);
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}
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}
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Binary file not shown.
@ -0,0 +1,117 @@
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import 'package:flame_test/flame_test.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:mocktail/mocktail.dart';
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import 'package:pinball/game/behaviors/ball_spawning_behavior.dart';
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import 'package:pinball/game/game.dart';
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import 'package:pinball_components/pinball_components.dart';
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import 'package:pinball_flame/pinball_flame.dart';
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import 'package:pinball_theme/pinball_theme.dart' as theme;
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import '../../../../helpers/test_games.dart';
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class _MockGameState extends Mock implements GameState {}
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void main() {
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TestWidgetsFlutterBinding.ensureInitialized();
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group(
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'BallSpawningBehavior',
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() {
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final flameTester = FlameTester(EmptyPinballTestGame.new);
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test('can be instantiated', () {
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expect(
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BallSpawningBehavior(),
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isA<BallSpawningBehavior>(),
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);
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});
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flameTester.test(
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'loads',
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(game) async {
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final behavior = BallSpawningBehavior();
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await game.ensureAdd(behavior);
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expect(game.contains(behavior), isTrue);
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},
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);
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group('listenWhen', () {
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test(
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'never listens when new state not playing',
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() {
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final waiting = const GameState.initial()
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..copyWith(status: GameStatus.waiting);
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final gameOver = const GameState.initial()
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..copyWith(status: GameStatus.gameOver);
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final behavior = BallSpawningBehavior();
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expect(behavior.listenWhen(_MockGameState(), waiting), isFalse);
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expect(behavior.listenWhen(_MockGameState(), gameOver), isFalse);
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},
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);
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test(
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'listens when started playing',
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() {
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final waiting =
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const GameState.initial().copyWith(status: GameStatus.waiting);
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final playing =
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const GameState.initial().copyWith(status: GameStatus.playing);
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final behavior = BallSpawningBehavior();
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expect(behavior.listenWhen(waiting, playing), isTrue);
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},
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);
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test(
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'listens when lost rounds',
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() {
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final playing1 = const GameState.initial().copyWith(
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status: GameStatus.playing,
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rounds: 2,
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);
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final playing2 = const GameState.initial().copyWith(
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status: GameStatus.playing,
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rounds: 1,
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);
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final behavior = BallSpawningBehavior();
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expect(behavior.listenWhen(playing1, playing2), isTrue);
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},
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);
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test(
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"doesn't listen when didn't lose any rounds",
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() {
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final playing = const GameState.initial().copyWith(
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status: GameStatus.playing,
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rounds: 2,
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);
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final behavior = BallSpawningBehavior();
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expect(behavior.listenWhen(playing, playing), isFalse);
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},
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);
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});
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flameTester.test(
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'onNewState adds a ball',
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(game) async {
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await game.images.load(theme.Assets.images.dash.ball.keyName);
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final behavior = BallSpawningBehavior();
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await game.ensureAddAll([
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behavior,
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ZCanvasComponent(),
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Plunger.test(compressionDistance: 10),
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]);
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expect(game.descendants().whereType<Ball>(), isEmpty);
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behavior.onNewState(_MockGameState());
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await game.ready();
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expect(game.descendants().whereType<Ball>(), isNotEmpty);
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},
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);
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},
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);
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}
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@ -0,0 +1,121 @@
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// ignore_for_file: cascade_invocations
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import 'package:bloc_test/bloc_test.dart';
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import 'package:flame_forge2d/flame_forge2d.dart';
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import 'package:flame_test/flame_test.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:mocktail/mocktail.dart';
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import 'package:pinball/game/components/drain/behaviors/behaviors.dart';
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import 'package:pinball/game/game.dart';
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import 'package:pinball_components/pinball_components.dart';
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import 'package:pinball_theme/pinball_theme.dart' as theme;
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import '../../../../helpers/helpers.dart';
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class _MockGameBloc extends Mock implements GameBloc {}
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class _MockContact extends Mock implements Contact {}
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void main() {
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TestWidgetsFlutterBinding.ensureInitialized();
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group(
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'DrainingBehavior',
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() {
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final flameTester = FlameTester(Forge2DGame.new);
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test('can be instantiated', () {
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expect(DrainingBehavior(), isA<DrainingBehavior>());
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});
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flameTester.test(
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'loads',
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(game) async {
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final parent = Drain.test();
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final behavior = DrainingBehavior();
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await parent.add(behavior);
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await game.ensureAdd(parent);
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expect(parent.contains(behavior), isTrue);
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},
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);
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group('beginContact', () {
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final asset = theme.Assets.images.dash.ball.keyName;
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late GameBloc gameBloc;
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setUp(() {
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gameBloc = _MockGameBloc();
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whenListen(
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gameBloc,
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const Stream<GameState>.empty(),
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);
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});
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final flameBlocTester = FlameBlocTester<PinballGame, GameBloc>(
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gameBuilder: EmptyPinballTestGame.new,
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blocBuilder: () => gameBloc,
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);
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flameBlocTester.testGameWidget(
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'adds RoundLost when no balls left',
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setUp: (game, tester) async {
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await game.images.load(asset);
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final drain = Drain.test();
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final behavior = DrainingBehavior();
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final ball = Ball.test();
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await drain.add(behavior);
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await game.ensureAddAll([drain, ball]);
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behavior.beginContact(ball, _MockContact());
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await game.ready();
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expect(game.descendants().whereType<Ball>(), isEmpty);
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verify(() => gameBloc.add(const RoundLost())).called(1);
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},
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);
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flameBlocTester.testGameWidget(
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"doesn't add RoundLost when there are balls left",
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setUp: (game, tester) async {
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await game.images.load(asset);
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final drain = Drain.test();
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final behavior = DrainingBehavior();
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final ball1 = Ball.test();
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final ball2 = Ball.test();
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await drain.add(behavior);
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await game.ensureAddAll([
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drain,
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ball1,
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ball2,
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]);
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behavior.beginContact(ball1, _MockContact());
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await game.ready();
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expect(game.descendants().whereType<Ball>(), isNotEmpty);
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verifyNever(() => gameBloc.add(const RoundLost()));
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},
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);
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flameBlocTester.testGameWidget(
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'removes the Ball',
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setUp: (game, tester) async {
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await game.images.load(asset);
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final drain = Drain.test();
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final behavior = DrainingBehavior();
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final ball = Ball.test();
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await drain.add(behavior);
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await game.ensureAddAll([drain, ball]);
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behavior.beginContact(ball, _MockContact());
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await game.ready();
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expect(game.descendants().whereType<Ball>(), isEmpty);
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},
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);
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});
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},
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);
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}
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