AI Convergence

describe('Buzz Client', function() {

 it('should filter results', function() {

   input('user').enter('jacksparrow');

   element(':button').click();

   expect(repeater('ul li').count()).toEqual(10);

   input('filterText').enter('Bees');

   expect(repeater('ul li').count()).toEqual(1);

 });

});

$ git clone git://github.com/yearofmoo-articles/AngularJS-Testing-Article.git

Cloning into 'AngularJS-Testing-Article'...

remote: Counting objects: 536, done.

remote: Compressing objects: 100% (368/368), done.

remote: Total 536 (delta 130), reused 516 (delta 117)

Receiving objects: 100% (536/536), 1.28 MiB | 390.00 KiB/s, done.

Resolving deltas: 100% (130/130), done.

$ cd AngularJS-Testing-Article/ && npm install

// 만일 제대로 npm install시 에러가 발생하면 package.json의 버전을 바꾼다

$ vi package.json

   "grunt-karma": "latest",

    "karma": "latest",

$ grunt server

Running "connect:server" (connect) task

Starting connect web server on localhost:8000.

Waiting forever...

//
// test/midway/appSpec.js
//
describe("Midway: Testing Modules", function() {
  describe("App Module:", function() {

    var module;
    before(function() {
      module = angular.module("App");
    });

    it("should be registered", function() {
      expect(module).not.to.equal(null);
    });

    // App이 의존하는 모듈들이 있는지 검증 
    describe("Dependencies:", function() {

      var deps;
      var hasModule = function(m) {
        return deps.indexOf(m) >= 0;
      };
      before(function() {
        deps = module.value('appName').requires;
      });

      //you can also test the module's dependencies
      it("should have App.Controllers as a dependency", function() {
        expect(hasModule('App.Controllers')).to.equal(true);
      });

      it("should have App.Directives as a dependency", function() {
        expect(hasModule('App.Directives')).to.equal(true);
      });

      it("should have App.Filters as a dependency", function() {
        expect(hasModule('App.Filters')).to.equal(true);
      });

      it("should have App.Routes as a dependency", function() {
        expect(hasModule('App.Routes')).to.equal(true);
      });

      it("should have App.Services as a dependency", function() {
        expect(hasModule('App.Services')).to.equal(true);
      });
    });
  }); 

});

//
// test/midway/routesSpec.js
//
describe("Testing Routes", function() {

  var test;

  before(function(done) {
    test = new ngMidwayTester();
    test.register('App', done);
  });

  it("should have a videos_path", function() {
    expect(ROUTER.routeDefined('videos_path')).to.equal(true);
    var url = ROUTER.routePath('videos_path');
    expect(url).to.equal('/videos');
  });

  it("the videos_path should goto the VideosCtrl controller", function() {
    var route = ROUTER.getRoute('videos_path');
    route.params.controller.should.equal('VideosCtrl');
  });

  it("the home_path should be the same as the videos_path", function() {
    expect(ROUTER.routeDefined('home_path')).to.equal(true);
    var url1 = ROUTER.routePath('home_path');
    var url2 = ROUTER.routePath('videos_path');
    expect(url1).to.equal(url2);
  });
 

});

// test/e2e/routesSpec.js
//
describe("E2E: Testing Routes", function() {

  beforeEach(function() {
    browser().navigateTo('/');
  });

  it('should jump to the /videos path when / is accessed', function() {
    browser().navigateTo('#/');
    expect(browser().location().path()).toBe("/videos");
  });

  it('should have a working /videos route', function() {
    browser().navigateTo('#/videos');
    expect(browser().location().path()).toBe("/videos");
  });

  it('should have a working /wathced-videos route', function() {
    browser().navigateTo('#/watched-videos');
    expect(browser().location().path()).toBe("/watched-videos");
  });

  it('should have a working /videos/ID route', function() {
    browser().navigateTo('#/videos/10');
    expect(browser().location().path()).toBe("/videos/10");
  });

});

// test/unit/controllers/controllersSpec.js
//
describe("Unit: Testing Controllers", function() {

  beforeEach(angular.mock.module('App'));

  it('should have a VideosCtrl controller', function() {

    // controller 모듈이 있는지 검증
    expect(App.VideosCtrl).not.to.equal(null);
  });

  it('should have a VideoCtrl controller', function() {
    expect(App.VideoCtrl).not.to.equal(null);
  });

  it('should have a WatchedVideosCtrl controller', function() {
    expect(App.WatchedVideosCtrl).not.to.equal(null);
  });

  // $httpBackend Mock 객체를 통해 단위 테스트 검증
  it('should have a properly working VideosCtrl controller', 
    inject(function($rootScope, $controller, $httpBackend) {

    var searchTestAtr = 'cars';
    var response = $httpBackend.expectJSONP('https://gdata.youtube.com/feeds/api/videos?q='
                     + searchTestAtr + '&v=2&alt=json&callback=JSON_CALLBACK');

    response.respond(null);

    var $scope = $rootScope.$new();
    var ctrl = $controller('VideosCtrl', {
      $scope : $scope,
      $routeParams : {
        q : searchTestAtr
      }
    });
  }));

  it('should have a properly working VideoCtrl controller', 
       inject(function($rootScope, $controller, $httpBackend) {
    var searchID = 'cars';
    var response = $httpBackend.expectJSONP('https://gdata.youtube.com/feeds/api/videos/' 
                     + searchID + '?v=2&alt=json&callback=JSON_CALLBACK');
    response.respond(null);

    var $scope = $rootScope.$new();
    var ctrl = $controller('VideoCtrl', {
      $scope : $scope,
      $routeParams : {
        id : searchID
      }
    });
  }));

  it('should have a properly working WatchedVideosCtrl controller', 
         inject(function($rootScope, $controller, $httpBackend) {

    var $scope = $rootScope.$new();

    //we're stubbing the onReady event
    $scope.onReady = function() { };
    var ctrl = $controller('WatchedVideosCtrl', {
      $scope : $scope
    });
  }));
 

});

// test/midway/controllers/controllersSpec.js

describe("Midway: Testing Controllers", function() {

  var test, onChange;
  // Async Test로 done 객체 파라미터 전달 
  before(function(done) {
    ngMidwayTester.register('App', function(instance) {
      test = instance;
      done();
    });
  });

  // 라투트통하여 페이지 변경 성공 이벤트 발생하면 onChange() 호출
  before(function() {
    test.$rootScope.$on('$routeChangeSuccess', function() {
      if(onChange) onChange(); 
    });
  });

  beforeEach(function(done) {
    test.reset(done);
  });

  it('should load the VideosCtrl controller properly when /videos route is accessed', function() {
    onChange = function() {
      test.path().should.eq('/videos');
      var current = test.route().current;
      var controller = current.controller;
      var scope = current.scope;
      expect(controller).to.equal('VideosCtrl');
    };
    test.path('/videos'); // /videos 호출되면 자동으로 onChange() 호출되어 검증 
  });

  it('should load the WatchedVideosCtrl controller properly when /watched-videos route is accessed', function(done) {
    onChange = function() {
      test.path().should.eq('/watched-videos');
      var current = test.route().current;
      var controller = current.controller;
      var params = current.params;
      var scope = current.scope;

      expect(controller).to.equal('WatchedVideosCtrl');
      done();
    };
    test.path('/watched-videos');
  });

});

// test/e2e/controllers/controllersSpec.js
//
describe("E2E: Testing Controllers", function() {

  // 첫 페이지 있는지 검증 
  beforeEach(function() {
    browser().navigateTo('/');
  });

  // videos의 html 화면에서 DIV id="ng-view"의 html 내역 안에 data-app-youtube-listings이 있는지 검증   
  it('should have a working videos page controller that applies the videos to the scope', function() {
    browser().navigateTo('#/');
    expect(browser().location().path()).toBe("/videos");
    expect(element('#ng-view').html()).toContain('data-app-youtube-listings');
  });

  it('should have a working video page controller that applies the video to the scope', function() {
    browser().navigateTo('#/videos/WuiHuZq_cg4');
    expect(browser().location().path()).toBe("/videos/WuiHuZq_cg4");
    expect(element('#ng-view').html()).toContain('app-youtube-embed');
  }); 

}); 

// test/unit/services/servicesSpec.js
//
describe("Unit: Testing Controllers", function() {

  beforeEach(angular.mock.module('App'));

  it('should contain an $appStorage service', inject(function($appStorage) {
    expect($appStorage).not.to.equal(null);
  }));

  // 서비스 존재 유무 검증 
  it('should contain an $appYoutubeSearcher service', inject(function($appYoutubeSearcher) {
    expect($appYoutubeSearcher).not.to.equal(null);
  }));

  it('should have a working $appYoutubeSearcher service', inject(['$appYoutubeSearcher',function($yt) {
    expect($yt.prefixKey).not.to.equal(null);
    expect($yt.resize).not.to.equal(null);
    expect($yt.prepareImage).not.to.equal(null);
    expect($yt.getWatchedVideos).not.to.equal(null);
  }]));

  // $appYoutubeSearcher Factory 검증 
  it('should have a working service that resizes dimensions', inject(['$appYoutubeSearcher',function($yt) {
    var w = 100;
    var h = 100;
    var mw = 50;
    var mh = 50;
    var sizes = $yt.resize(w,h,mw,mh);
    expect(sizes.length).to.equal(2);
    expect(sizes[0]).to.equal(50);
    expect(sizes[1]).to.equal(50);
  }]));

  // $appStorage Factory 검증 
  it('should store and save data properly', inject(['$appStorage',function($storage) {
    var key = 'key', value = 'value';
    $storage.enableCaching();
    $storage.put(key, value);
    expect($storage.isPresent(key)).to.equal(true);
    expect($storage.get(key)).to.equal(value);

    $storage.erase(key);
    expect($storage.isPresent(key)).to.equal(false);

    $storage.put(key, value);
    $storage.flush();
    expect($storage.isPresent(key)).to.equal(false);
  }]));
 

});

// test/midway/services/servicesSpec.js
//
describe("Midway: Testing Services", function() {

  var test, onChange, $injector;

  before(function(done) {
    ngMidwayTester.register('App', function(instance) {
      test = instance;
      done();
    });
  });

  // 화면 변경이 있을 경우 onChange() 호출 
  before(function() {
    test.$rootScope.$on('$routeChangeSuccess', function() {
      if(onChange) onChange(); 
    });
  });

  before(function() {
    $injector = test.injector();
  });

  beforeEach(function() {
    //test.reset();
  });

  // $appYoutubeSearcher 를 $injector로 부터 가져옴. findeVideo 호출함 
  it('should perform a JSONP operation to youtube and fetch data', function(done) {
    var $yt = $injector.get('$appYoutubeSearcher');
    expect($yt).not.to.equal(null);

    //this is the first video ever uploaded on youtube
    //so I doubt it will be removed anytime soon
    //and should be a good testing item
    var youtubeID = 'jNQXAC9IVRw';

    $yt.findVideo(youtubeID, false,
      function(q, data) {
        expect(data).not.to.equal(null);
        expect(data.id).to.equal(youtubeID);
        done();
      }
    );
  });
 

});

// test/unit/directives/directivesSpec.js
//
describe("Unit: Testing Directives", function() {

  var $compile, $rootScope;

  beforeEach(angular.mock.module('App'));

  // 
  beforeEach(inject(
    ['$compile','$rootScope', function($c, $r) {
      $compile = $c;
      $rootScope = $r;
    }]
  ));

  // app-welcome Directive안에 Welcome 글자와 매치하는지 검증
  it("should display the welcome text properly", function() {
    var element = $compile('<div data-app-welcome>User</div>')($rootScope);
    expect(element.html()).to.match(/Welcome/i);
  })

});

// test/midway/directives/directivesSpec.js
//
describe("Midway: Testing Directives", function() {

  var test, $injector;

  // $injector 얻어오기 
  before(function(done) {
    ngMidwayTester.register('App', function(instance) {
      test = instance;
      done();
    });
  });

  before(function() {
    $injector = test.$injector;
  });

  // $appYoutubeSearcher 통하여 응답을 받은후 app-youtube-listings Directive를 검증한다. XHR호출이므로 setTimeout 값으로 1초를 준다 
  it("should properly create the youtube listings with the directive in mind", function(done) {
    var $youtube = $injector.get('$appYoutubeSearcher');

    var html = '';
    html += '<div data-app-youtube-listings id="app-youtube-listings">';
    html += ' <div data-ng-include="\'templates/partials/youtube_listing_tpl.html\'" data-ng-repeat="video in videos"></div>';
    html += '</div>';

    var $scope = test.scope();
    var element = angular.element(html);

    $youtube.query('latest', false, function(q, videos) {
      $scope.videos = videos;

      test.directive(element, $scope, function(element) {
        setTimeout(function() {
          var klass = (element.attr('class') || '').toString();
          var hasClass = /app-youtube-listings/.exec(klass);
          expect(hasClass.length).to.equal(1);

          var kids = element.children('.app-youtube-listing');
          expect(kids.length > 0).to.equal(true);
          done();
        },1000);
      });
    });
  });

});

// test/e2e/directives/directivesSpec.js
//
describe("E2E: Testing Directives", function() {

  beforeEach(function() {
    browser().navigateTo('/');
  });

  // 화면을 이동하였을 때 Directive가 표현하는 HTML 내역이 있는지 검증
  it('should have a working welcome directive apply it\'s logic to the page', function() {
    browser().navigateTo('#/videos');
    expect(browser().location().path()).toBe("/videos");
    expect(element('#app-welcome-text').html()).toContain('Welcome');
  });

  it('should have a working youtube listing directive that goes to the right page when clicked', function() {
    browser().navigateTo('#/videos');
    element('.app-youtube-listing').click();
    expect(browser().location().path()).toMatch(/\/videos\/.+/);
  });

});

// test/midway/templates/templatesSpec.js
//
describe("Midway: Testing Requests", function() {

  var test, onChange;
  var $location, $injector, $params;

  // url path 변경시 onChange() 호출
  before(function(done) {
    ngMidwayTester.register('App', function(instance) {
      test = instance;
      test.$rootScope.$on('$routeChangeSuccess', function() {
        if(onChange) onChange(); 
      });
      done();
    });
  });

  before(function() {
    $injector = test.$injector;
    $location = test.$location;
    $params   = test.$routeParams;
  });

  beforeEach(function() {
    onChange = null;
  });

  // templateUrl을 test.path('XXX') 호출후 template 명칭이 맞는지 검증
  it("should load the template for the videos page properly", function(done) {
    onChange = function() {
      setTimeout(function() {
        var current = test.route().current;
        var controller = current.controller;
        var template = current.templateUrl;
        expect(template).to.equal('templates/views/videos/index_tpl.html');
        onChange = null
        done();
      },1000);
    };
    test.path('/videos?123');
  });
 

});

// test/e2e/templates/templatesSpec.js
//
describe("E2E: Testing Templates", function() {

  beforeEach(function() {
    browser().navigateTo('/');
  });

  // 각 templateUrl 이동시 화면 내역을 검증
  it('should redirect and setup the videos page template on root', function() {
    browser().navigateTo('#/');
    expect(element('#ng-view').html()).toContain('youtube_listing');
  });

  it('should load the watched videos template into view', function() {
    browser().navigateTo('#/watched-videos');
    expect(element('#ng-view').html()).toContain('youtube_listing');
  });

  it('should load the watched video template into view', function() {
    browser().navigateTo('#/videos/123');
    expect(element('#ng-view').html()).toContain('profile');
  });

  it('should redirect back to the index page if anything fails', function() {
    browser().navigateTo('#/something/else');
    expect(element('#ng-view').html()).toContain('youtube_listing');
  });
 

});

// test/unit/filters/filtersSpec.js
//
describe("Unit: Testing Filters", function() {

  beforeEach(angular.mock.module('App'));

  it('should have a range filter', inject(function($filter) {
    expect($filter('range')).not.to.equal(null);
  }));

  // $filter 서비스를 받아서 range 필터를 얻는다 
  it('should have a range filter that produces an array of numbers', inject(function($filter) {
    var range = $filter('range')([], 5);
    expect(range.length).to.equal(5);
    expect(range[0]).to.equal(0);
    expect(range[1]).to.equal(1);
    expect(range[2]).to.equal(2);
    expect(range[3]).to.equal(3);
    expect(range[4]).to.equal(4);
  }));

  it('should return null when nothing is set', inject(function($filter) {
    var range = $filter('range')();
    expect(range).to.equal(null);
  }));

  // range filter의 input에 대한 검증
  it('should return the input when no number is set', inject(function($filter) {
    var range, input = [1];
    range = $filter('range')(input);
    expect(range).to.equal(input);

    range = $filter('range')(input, 0);
    expect(range).to.equal(input);

    range = $filter('range')(input, -1);
    expect(range).to.equal(input);

    range = $filter('range')(input, 'Abc');
    expect(range).to.equal(input);
  }));
 

});

// test/midway/filters/filtersSpec.js

//
describe("Midway: Testing Filters", function() {

  var test, onChange, $filter;

  // 최초 한번 미리 $filter 서비스를 얻어온다 
  before(function(done) {
    ngMidwayTester.register('App', function(instance) {
      test = instance;
      test.$rootScope.$on('$routeChangeSuccess', function() {
        if(onChange) onChange(); 
      });

      $filter = test.filter();

      done();
    });
  });

  beforeEach(function() {
    test.reset();
  });

  it('should have a working range filter', function() {
    expect($filter('range')).not.to.equal(null);
  });

  // html 템플릿 DOM을 만들어서 append 하고, Directives에 사용한 range에 대해서 검증
  it('should have a working filter that updates the DOM', function(done) {
    var id = 'temp-filter-test-element';
    var html = '<div id="' + id + '"><div class="repeated" ng-repeat="n in [] | range:10">...</div></div>';
    var element = angular.element(html);
    angular.element(document.body).append(html);

    test.directive(element, test.scope(), function(element) {
      var elm = element[0];
      setTimeout(function() {
        var kids = elm.getElementsByTagName('div');
        expect(kids.length).to.equal(10);
        done();
      },1000);
    });
  });

});

// test/e2e/filters/filtersSpec.js

//
describe("E2E: Testing Filters", function() {

  beforeEach(function() {
    browser().navigateTo('/');
  });

  // range 필터가 사용된 화면으로 이동하였을 경우 화면이 정상적으로 표시 되는지 검증
  it('should have a filter that expands the stars properly', function() {
    browser().navigateTo('#/videos/WuiHuZq_cg4');
    expect(repeater('#app-youtube-stars > .app-youtube-star').count()).toBeGreaterThan(0);
  });

});