@tdurtschi/bug/dist/src/core/game-engine.spec.js

Bug is a simulation that models a weevil walking around in an HTML canvas.

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var game_engine_1 = require("./game-engine");
var entity_manager_1 = __importDefault(require("./entity-manager"));
var bug_1 = __importDefault(require("./entities/bug/bug"));
var fakeUI_1 = __importDefault(require("../../spec/fixtures/fakeUI"));
var plant_1 = __importDefault(require("./entities/plant/plant"));
describe("Game Engine", function () {
    beforeEach(function () { return jasmine.clock().install(); });
    afterEach(function () { return jasmine.clock().uninstall(); });
    var getGameEngine = function (_a) {
        var gameUI = _a.gameUI, entityManager = _a.entityManager;
        return new game_engine_1.GameEngine({ gameUI: gameUI, entityManager: entityManager, width: 0, height: 0 });
    };
    var fakeUI;
    beforeEach(function () {
        fakeUI = fakeUI_1.default();
    });
    it("Creates as an unstarted game", function () {
        var spyBug = Object.assign(new bug_1.default(), { update: jasmine.createSpy("BUG-update") });
        getGameEngine({ gameUI: fakeUI, entityManager: new entity_manager_1.default([spyBug]) });
        jasmine.clock().tick(1000);
        expect(spyBug.update).not.toHaveBeenCalled();
    });
    it("Updates entities after game is started", function () {
        var spyBug = Object.assign(new bug_1.default(), { update: jasmine.createSpy("BUG-update") });
        var game = getGameEngine({ gameUI: fakeUI, entityManager: new entity_manager_1.default([spyBug]) });
        game.start();
        jasmine.clock().tick(1000);
        expect(spyBug.update).toHaveBeenCalled();
    });
    it("Starts the UI after game is started", function () {
        var game = getGameEngine({ gameUI: fakeUI, entityManager: new entity_manager_1.default([]) });
        game.start();
        expect(fakeUI.start).toHaveBeenCalled();
    });
    it("Doesn't update entities when paused.", function () {
        var spyBug = Object.assign(new bug_1.default(), { update: jasmine.createSpy("BUG-update") });
        var game = getGameEngine({ gameUI: fakeUI, entityManager: new entity_manager_1.default([spyBug]) });
        game.start();
        game.togglePause();
        jasmine.clock().tick(1000);
        expect(spyBug.update).not.toHaveBeenCalled();
    });
    it("Pauses the UI when paused", function () {
        var game = getGameEngine({ gameUI: fakeUI, entityManager: new entity_manager_1.default([]) });
        game.togglePause();
        expect(fakeUI.togglePause).toHaveBeenCalled();
    });
    it("Can add a bug to the game", function () {
        var game = getGameEngine({ gameUI: fakeUI, entityManager: new entity_manager_1.default([]) });
        game.addBug({ id: 80 });
        expect(game.getEntities().length).toBeGreaterThan(0);
        expect(game.getEntities().filter(function (e) { return e instanceof bug_1.default; })[0].id).toEqual(80);
    });
    it("Can add a plant to the game", function () {
        var game = getGameEngine({ gameUI: fakeUI, entityManager: new entity_manager_1.default([]) });
        game.addPlant({ id: 100 });
        expect(game.getEntities().length).toBeGreaterThan(0);
        expect(game.getEntities().filter(function (e) { return e instanceof plant_1.default; })[0].id).toEqual(100);
    });
    it("Updates the game entities slower when the speed is reduced", function () {
        var update = jasmine.createSpy("BUG-update");
        var spyBug = Object.assign(new bug_1.default(), { update: update });
        var game = getGameEngine({ gameUI: fakeUI, entityManager: new entity_manager_1.default([spyBug]) });
        game.start();
        game.setSpeed(100);
        jasmine.clock().tick(1000);
        var updateCount100 = update.calls.count();
        update.calls.reset();
        game.setSpeed(50);
        jasmine.clock().tick(1000);
        var updateCount50 = update.calls.count();
        expect(updateCount100).withContext("Game update count was wrong").toBeGreaterThan(updateCount50);
    });
    it("Updates the game entities slower when the speed is reduced", function (done) {
        var game = getGameEngine({ gameUI: fakeUI, entityManager: new entity_manager_1.default([]) });
        game.start();
        game.setSpeed(0);
        jasmine.clock().tick(1000);
        done();
    });
});
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