it('test start twice', function () {
var g = new Grape.Game();
g.start(); //should work
expect(function () {
g.start();
}).toThrow();
g.stop();
});
it('get layer delegates', function () {
var g = new Grape.GameObject();
var layer = new Grape.Layer();
var scene = new Grape.Scene();
var game = new Grape.Game();
game.start(scene);
scene.addLayer(layer);
expect(g.getLayer()).toBe(null);
expect(g.getScene()).toBe(null);
expect(g.getGame()).toBe(null);
layer.add(g);
expect(g.getLayer()).toBe(layer);
expect(g.getScene()).toBe(scene);
expect(g.getGame()).toBe(game);
game.stop();
});
expect(function () {
g.start();
}).toThrow();
describe('game tests', function () {
var Grape = require('grape');
it('test start twice', function () {
var g = new Grape.Game();
g.start(); //should work
expect(function () {
g.start();
}).toThrow();
g.stop();
});
var GameMock = Grape.Game.extend({
'override createGameLoop': function () {
return {
_game: this,
_started: false,
start: function () {
this._started = true;
},
stop: function () {
this._started = false;
},
isRunning: function () {
return this._started;
},
tick: function () {
this._game.frame();
},
restart: function (callback) {
callback();
}
};
}
});
it('not existing containers', function () {
var g1 = new GameMock({container: document.getElementById('notExisting')});
var g2 = new GameMock({container: 'notExisting'});
expect(function () {
g1.start();
}).toThrow();
expect(function () {
g2.start();
}).toThrow();
});
it('restart', function () {
var g = new GameMock();
g.start();
g.stop();
g.start(); //no throw
});
it('start scene', function () {
var g = new GameMock();
expect(function () {
g.startScene(new Grape.Scene()); //without starting the game
}).toThrow();
g.start(new Grape.Scene()); //initialScene is not a factory
g.startScene(new Grape.Scene()); //now works
expect(function () {
g.startScene(g.getScene()); //restart same scene is not allowed
}).toThrow();
});
it('from game.frame() to event frame', function () {
var g = new GameMock();
g.start(function () {
var scene = new Grape.Scene();
scene.count = 0;
var go = new Grape.GameObject();
go.onGlobal('frame', function () {
scene.count++;
});
scene.add(go);
return scene;
});
expect(g.getScene().count).toBe(0);
g.gameLoop.tick();
expect(g.getScene().count).toBe(1);
});
});