How to use collection method in storybook-root

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CompositeEntityCollectionSpec.js

Source:CompositeEntityCollectionSpec.js

1defineSuite([2        'DataSources/CompositeEntityCollection',3        'Core/Iso8601',4        'Core/JulianDate',5        'Core/TimeInterval',6        'Core/TimeIntervalCollection',7        'DataSources/BillboardGraphics',8        'DataSources/CompositePositionProperty',9        'DataSources/CompositeProperty',10        'DataSources/ConstantProperty',11        'DataSources/Entity',12        'DataSources/EntityCollection'13    ], function(14        CompositeEntityCollection,15        Iso8601,16        JulianDate,17        TimeInterval,18        TimeIntervalCollection,19        BillboardGraphics,20        CompositePositionProperty,21        CompositeProperty,22        ConstantProperty,23        Entity,24        EntityCollection) {25    'use strict';2627    function CollectionListener() {28        this.timesCalled = 0;29        this.added = [];30        this.removed = [];31    }32    CollectionListener.prototype.onCollectionChanged = function(collection, added, removed) {33        this.timesCalled++;34        this.added = added.slice(0);35        this.removed = removed.slice(0);36    };3738    it('constructor has expected defaults', function() {39        var composite = new CompositeEntityCollection();40        expect(composite.collectionChanged).toBeDefined();41        expect(composite.getCollectionsLength()).toEqual(0);42        expect(composite.values.length).toEqual(0);43    });4445    it('constructor with owner', function() {46        var composite = new CompositeEntityCollection();47        var child = new CompositeEntityCollection(undefined, composite);4849        expect(child.owner).toEqual(composite);50    });5152    it('addCollection/removeCollection works', function() {53        var entityCollection = new EntityCollection();54        entityCollection.add(new Entity());5556        var entityCollection2 = new EntityCollection();57        entityCollection2.add(new Entity());5859        var composite = new CompositeEntityCollection();60        composite.addCollection(entityCollection);61        expect(composite.getCollectionsLength()).toEqual(1);62        expect(composite.values.length).toEqual(1);6364        composite.addCollection(entityCollection2);65        expect(composite.getCollectionsLength()).toEqual(2);66        expect(composite.values.length).toEqual(2);6768        expect(composite.removeCollection(entityCollection)).toEqual(true);69        expect(composite.values.length).toEqual(1);7071        expect(composite.removeCollection(entityCollection2)).toEqual(true);72        expect(composite.values.length).toEqual(0);73        expect(composite.getCollectionsLength()).toEqual(0);7475        expect(composite.removeCollection(entityCollection)).toEqual(false);76    });7778    it('addCollection works with index', function() {79        var entityCollection = new EntityCollection();80        var entityCollection2 = new EntityCollection();81        var entityCollection3 = new EntityCollection();8283        var composite = new CompositeEntityCollection();84        composite.addCollection(entityCollection);85        composite.addCollection(entityCollection3);8687        composite.addCollection(entityCollection2, 1);88        expect(composite.getCollection(0)).toBe(entityCollection);89        expect(composite.getCollection(1)).toBe(entityCollection2);90        expect(composite.getCollection(2)).toBe(entityCollection3);91    });9293    it('contains returns true if in collection', function() {94        var entityCollection = new EntityCollection();95        var composite = new CompositeEntityCollection();96        composite.addCollection(entityCollection);97        var entity = entityCollection.getOrCreateEntity('asd');98        expect(entityCollection.contains(entity)).toBe(true);99    });100101    it('contains returns false if not in collection', function() {102        var entityCollection = new CompositeEntityCollection();103        expect(entityCollection.contains(new Entity())).toBe(false);104    });105106    it('contains throws with undefined Entity', function() {107        var entityCollection = new CompositeEntityCollection();108        expect(function() {109            entityCollection.contains(undefined);110        }).toThrowDeveloperError();111    });112113    it('containsCollection works', function() {114        var entityCollection = new EntityCollection();115        var composite = new CompositeEntityCollection();116117        expect(composite.containsCollection(entityCollection)).toEqual(false);118        composite.addCollection(entityCollection);119        expect(composite.containsCollection(entityCollection)).toEqual(true);120    });121122    it('indexOfCollection works', function() {123        var entityCollection = new EntityCollection();124        var entityCollection2 = new EntityCollection();125        var composite = new CompositeEntityCollection();126127        expect(composite.indexOfCollection(entityCollection)).toEqual(-1);128129        composite.addCollection(entityCollection);130        composite.addCollection(entityCollection2);131132        expect(composite.indexOfCollection(entityCollection)).toEqual(0);133        expect(composite.indexOfCollection(entityCollection2)).toEqual(1);134135        composite.removeCollection(entityCollection);136137        expect(composite.indexOfCollection(entityCollection2)).toEqual(0);138    });139140    it('getCollection works', function() {141        var entityCollection = new EntityCollection();142        var entityCollection2 = new EntityCollection();143        var composite = new CompositeEntityCollection();144145        composite.addCollection(entityCollection);146        composite.addCollection(entityCollection2);147148        expect(composite.getCollection(0)).toBe(entityCollection);149        expect(composite.getCollection(1)).toBe(entityCollection2);150        expect(composite.getCollection(2)).toBeUndefined();151    });152153    it('raise/lower collection works', function() {154        var entityCollection = new EntityCollection();155        var entityCollection2 = new EntityCollection();156        var entityCollection3 = new EntityCollection();157        var composite = new CompositeEntityCollection();158159        composite.addCollection(entityCollection);160        composite.addCollection(entityCollection2);161        composite.addCollection(entityCollection3);162163        expect(composite.indexOfCollection(entityCollection2)).toEqual(1);164        composite.raiseCollection(entityCollection2);165166        expect(composite.indexOfCollection(entityCollection2)).toEqual(2);167        composite.lowerCollection(entityCollection2);168169        composite.lowerCollection(entityCollection2);170        expect(composite.indexOfCollection(entityCollection2)).toEqual(0);171172        composite.lowerCollection(entityCollection2);173        expect(composite.indexOfCollection(entityCollection2)).toEqual(0);174175        composite.raiseCollectionToTop(entityCollection2);176        expect(composite.indexOfCollection(entityCollection2)).toEqual(2);177178        composite.raiseCollectionToTop(entityCollection2);179        expect(composite.indexOfCollection(entityCollection2)).toEqual(2);180181        composite.lowerCollectionToBottom(entityCollection2);182        expect(composite.indexOfCollection(entityCollection2)).toEqual(0);183184        composite.lowerCollectionToBottom(entityCollection2);185        expect(composite.indexOfCollection(entityCollection2)).toEqual(0);186    });187188    it('add/remove works', function() {189        var entity = new Entity();190        var entity2 = new Entity();191        var entityCollection = new EntityCollection();192193        var composite = new CompositeEntityCollection([entityCollection]);194195        entityCollection.add(entity);196        expect(composite.values.length).toEqual(1);197198        entityCollection.add(entity2);199        expect(composite.values.length).toEqual(2);200201        entityCollection.remove(entity2);202        expect(composite.values.length).toEqual(1);203204        entityCollection.remove(entity);205        expect(composite.values.length).toEqual(0);206    });207208    it('add/remove raises expected events', function() {209        var entity = new Entity();210        var entity2 = new Entity();211        var entityCollection = new EntityCollection();212213        var composite = new CompositeEntityCollection([entityCollection]);214        var listener = new CollectionListener();215        composite.collectionChanged.addEventListener(listener.onCollectionChanged, listener);216217        entityCollection.add(entity);218        expect(listener.timesCalled).toEqual(1);219        expect(listener.added.length).toEqual(1);220        expect(listener.added[0].id).toBe(entity.id);221        expect(listener.removed.length).toEqual(0);222223        entityCollection.add(entity2);224        expect(listener.timesCalled).toEqual(2);225        expect(listener.added.length).toEqual(1);226        expect(listener.added[0].id).toBe(entity2.id);227        expect(listener.removed.length).toEqual(0);228229        entityCollection.remove(entity2);230        expect(listener.timesCalled).toEqual(3);231        expect(listener.added.length).toEqual(0);232        expect(listener.removed.length).toEqual(1);233        expect(listener.removed[0].id).toBe(entity2.id);234235        entityCollection.remove(entity);236        expect(listener.timesCalled).toEqual(4);237        expect(listener.added.length).toEqual(0);238        expect(listener.removed.length).toEqual(1);239        expect(listener.removed[0].id).toBe(entity.id);240241        composite.collectionChanged.removeEventListener(listener.onCollectionChanged, listener);242    });243244    it('suspended add/remove raises expected events', function() {245        var entity = new Entity();246        var entity2 = new Entity();247        var entity3 = new Entity();248249        var entityCollection = new EntityCollection();250251        var composite = new CompositeEntityCollection([entityCollection]);252        var listener = new CollectionListener();253        composite.collectionChanged.addEventListener(listener.onCollectionChanged, listener);254255        composite.suspendEvents();256        composite.suspendEvents();257        entityCollection.add(entity);258        entityCollection.add(entity2);259        entityCollection.add(entity3);260        entityCollection.remove(entity2);261262        expect(listener.timesCalled).toEqual(0);263        composite.resumeEvents();264265        expect(listener.timesCalled).toEqual(0);266        composite.resumeEvents();267268        expect(listener.timesCalled).toEqual(1);269        expect(listener.added.length).toEqual(2);270        expect(listener.added[0].id).toBe(entity.id);271        expect(listener.added[1].id).toBe(entity3.id);272        expect(listener.removed.length).toEqual(0);273274        composite.suspendEvents();275        entityCollection.remove(entity);276        entityCollection.remove(entity3);277        entityCollection.add(entity);278        entityCollection.add(entity3);279        composite.resumeEvents();280281        expect(listener.timesCalled).toEqual(1);282283        composite.collectionChanged.removeEventListener(listener.onCollectionChanged, listener);284    });285286    it('removeAllCollections works', function() {287        var entity = new Entity();288        var entity2 = new Entity();289        var entityCollection = new EntityCollection();290291        var composite = new CompositeEntityCollection([entityCollection]);292293        entityCollection.add(entity);294        entityCollection.add(entity2);295        composite.removeAllCollections();296        expect(composite.values.length).toEqual(0);297    });298299    it('removeAllCollections raises expected events', function() {300        var entity = new Entity();301        var entity2 = new Entity();302        var entityCollection = new EntityCollection();303304        var listener = new CollectionListener();305        var composite = new CompositeEntityCollection([entityCollection]);306307        entityCollection.add(entity);308        entityCollection.add(entity2);309310        composite.collectionChanged.addEventListener(listener.onCollectionChanged, listener);311        composite.removeAllCollections();312313        expect(listener.timesCalled).toEqual(1);314        expect(listener.removed.length).toEqual(2);315        expect(listener.removed[0].id).toBe(entity.id);316        expect(listener.removed[1].id).toBe(entity2.id);317        expect(listener.added.length).toEqual(0);318319        composite.removeAllCollections();320        expect(listener.timesCalled).toEqual(1);321322        composite.collectionChanged.removeEventListener(listener.onCollectionChanged, listener);323    });324325    it('suspended removeAllCollections raises expected events', function() {326        var entity = new Entity();327        var entity2 = new Entity();328        var entityCollection = new EntityCollection();329330        var listener = new CollectionListener();331        var composite = new CompositeEntityCollection([entityCollection]);332333        entityCollection.add(entity);334        entityCollection.add(entity2);335336        composite.collectionChanged.addEventListener(listener.onCollectionChanged, listener);337338        composite.suspendEvents();339        composite.removeAllCollections();340        composite.resumeEvents();341        expect(listener.timesCalled).toEqual(1);342        expect(listener.removed.length).toEqual(2);343        expect(listener.removed[0].id).toBe(entity.id);344        expect(listener.removed[1].id).toBe(entity2.id);345        expect(listener.added.length).toEqual(0);346        expect(composite.getCollectionsLength()).toEqual(0);347348        composite.suspendEvents();349        composite.addCollection(entityCollection);350        entityCollection.removeAll();351        composite.resumeEvents();352        expect(listener.timesCalled).toEqual(1);353354        composite.collectionChanged.removeEventListener(listener.onCollectionChanged, listener);355    });356357    it('getById works', function() {358        var entity = new Entity();359        var entity2 = new Entity();360        var entityCollection = new EntityCollection();361362        entityCollection.add(entity);363        entityCollection.add(entity2);364365        var composite = new CompositeEntityCollection();366        composite.addCollection(entityCollection);367        expect(composite.getById(entity.id).id).toEqual(entity.id);368        expect(composite.getById(entity2.id).id).toEqual(entity2.id);369    });370371    it('getById returns undefined for non-existent object', function() {372        var composite = new CompositeEntityCollection();373        expect(composite.getById('123')).toBeUndefined();374    });375376    it('computeAvailability returns infinite with no data.', function() {377        var entityCollection = new EntityCollection();378        var composite = new CompositeEntityCollection();379        composite.addCollection(entityCollection);380        var availability = composite.computeAvailability();381        expect(availability.start).toEqual(Iso8601.MINIMUM_VALUE);382        expect(availability.stop).toEqual(Iso8601.MAXIMUM_VALUE);383    });384385    it('computeAvailability returns intersection of collections.', function() {386        var entityCollection = new EntityCollection();387388        var entity = entityCollection.getOrCreateEntity('1');389        var entity2 = entityCollection.getOrCreateEntity('2');390        var entity3 = entityCollection.getOrCreateEntity('3');391392        entity.availability = new TimeIntervalCollection();393        entity.availability.addInterval(TimeInterval.fromIso8601({394            iso8601 : '2012-08-01/2012-08-02'395        }));396        entity2.availability = new TimeIntervalCollection();397        entity2.availability.addInterval(TimeInterval.fromIso8601({398            iso8601 : '2012-08-05/2012-08-06'399        }));400        entity3.availability = undefined;401402        var composite = new CompositeEntityCollection();403        composite.addCollection(entityCollection);404        var availability = composite.computeAvailability();405        expect(availability.start).toEqual(JulianDate.fromIso8601('2012-08-01'));406        expect(availability.stop).toEqual(JulianDate.fromIso8601('2012-08-06'));407    });408409    it('computeAvailability works if only start or stop time is infinite.', function() {410        var entityCollection = new EntityCollection();411412        var entity = entityCollection.getOrCreateEntity('1');413        var entity2 = entityCollection.getOrCreateEntity('2');414        var entity3 = entityCollection.getOrCreateEntity('3');415416        entity.availability = new TimeIntervalCollection();417        entity.availability.addInterval(TimeInterval.fromIso8601({418            iso8601 : '2012-08-01/9999-12-31T24:00:00Z'419        }));420        entity2.availability = new TimeIntervalCollection();421        entity2.availability.addInterval(TimeInterval.fromIso8601({422            iso8601 : '0000-01-01T00:00:00Z/2012-08-06'423        }));424        entity3.availability = undefined;425426        var composite = new CompositeEntityCollection();427        composite.addCollection(entityCollection);428        var availability = composite.computeAvailability();429        expect(availability.start).toEqual(JulianDate.fromIso8601('2012-08-01'));430        expect(availability.stop).toEqual(JulianDate.fromIso8601('2012-08-06'));431    });432433    it('coarse property compositing works', function() {434        var composite = new CompositeEntityCollection();435436        var collection1 = new EntityCollection();437        var collection2 = new EntityCollection();438        var collection3 = new EntityCollection();439440        //Add collections in reverse order to lower numbers of priority441        composite.addCollection(collection3);442        composite.addCollection(collection2);443        composite.addCollection(collection1);444445        //Start with an object in the middle with defined position and orientation446        var entity2 = new Entity();447        collection2.add(entity2);448        entity2.position = new CompositePositionProperty();449        entity2.orientation = new CompositeProperty();450451        //Initial composite should match both properties452        var compositeObject = composite.getById(entity2.id);453        expect(compositeObject).toBeDefined();454        expect(composite.values.length).toEqual(1);455        expect(compositeObject.position).toBe(entity2.position);456        expect(compositeObject.orientation).toBe(entity2.orientation);457458        //Add a lower-priority object with position and viewFrom.459        var entity3 = new Entity({460            id : entity2.id461        });462        collection3.add(entity3);463        entity3.position = new CompositePositionProperty();464        entity3.viewFrom = new CompositeProperty();465466        //We keep the orientation and position from higher priority entity2467        //But add the viewFrom from 3.468        expect(composite.values.length).toEqual(1);469        expect(compositeObject.position).toBe(entity2.position);470        expect(compositeObject.orientation).toBe(entity2.orientation);471        expect(compositeObject.viewFrom).toBe(entity3.viewFrom);472473        //Add a higher priority object with position474        var entity1 = new Entity({475            id : entity2.id476        });477        collection1.add(entity1);478        entity1.position = new CompositePositionProperty();479480        //We now use the position from the higher priority481        //object with other properties unchanged.482        expect(composite.values.length).toEqual(1);483        expect(compositeObject.position).toBe(entity1.position);484        expect(compositeObject.orientation).toBe(entity2.orientation);485        expect(compositeObject.viewFrom).toBe(entity3.viewFrom);486    });487488    it('sub-property compositing works', function() {489        var id = 'test';490        var collection1 = new EntityCollection();491        var entity1 = new Entity({492            id : id493        });494        entity1.billboard = new BillboardGraphics();495        collection1.add(entity1);496497        var collection2 = new EntityCollection();498        var entity2 = new Entity({499            id : id500        });501        entity2.billboard = new BillboardGraphics();502        collection2.add(entity2);503504        var collection3 = new EntityCollection();505        var entity3 = new Entity({506            id : id507        });508        entity3.billboard = new BillboardGraphics();509        collection3.add(entity3);510511        //Add collections in reverse order to lower numbers of priority512        var composite = new CompositeEntityCollection();513        composite.addCollection(collection3);514        composite.addCollection(collection2);515        composite.addCollection(collection1);516517        var compositeObject = composite.getById(id);518519        // Start with an object in the middle with defined billboard520        entity2.billboard.show = new CompositeProperty();521        expect(compositeObject.billboard.show).toBe(entity2.billboard.show);522523        entity3.billboard.show = new CompositeProperty();524        expect(compositeObject.billboard.show).toBe(entity2.billboard.show);525526        entity1.billboard.show = new CompositeProperty();527        expect(compositeObject.billboard.show).toBe(entity1.billboard.show);528529        entity2.billboard.show = undefined;530        expect(compositeObject.billboard.show).toBe(entity1.billboard.show);531532        entity1.billboard.show = undefined;533        expect(compositeObject.billboard.show).toBe(entity3.billboard.show);534535        entity3.billboard.show = undefined;536        expect(compositeObject.billboard.show).toBeUndefined();537    });538539    it('works when collection being composited suspends updates', function() {540        var collection = new EntityCollection();541        var composite = new CompositeEntityCollection([collection]);542543        collection.suspendEvents();544        collection.getOrCreateEntity('id1');545        collection.getOrCreateEntity('id2');546547        expect(composite.getById('id1')).toBeUndefined();548        expect(composite.getById('id2')).toBeUndefined();549550        collection.resumeEvents();551552        expect(composite.getById('id1')).toBeDefined();553        expect(composite.getById('id2')).toBeDefined();554    });555556    it('custom entity properties are properly registed on new composited entity.', function() {557        var oldValue = 'tubelcane';558        var newValue = 'fizzbuzz';559        var propertyName = 'customProperty';560561        var collection = new EntityCollection();562        var e1 = collection.getOrCreateEntity('id1');563        e1.addProperty(propertyName);564        e1[propertyName] = oldValue;565566        var composite = new CompositeEntityCollection([collection]);567        var e1Composite = composite.getById('id1');568        expect(e1Composite[propertyName]).toEqual(e1[propertyName]);569570        var listener = jasmine.createSpy('listener');571        e1Composite.definitionChanged.addEventListener(listener);572573        e1[propertyName] = newValue;574        expect(listener).toHaveBeenCalledWith(e1Composite, propertyName, newValue, oldValue);575    });576577    it('custom entity properties are properly registed on existing composited entity.', function() {578        var oldValue = 'tubelcane';579        var newValue = 'fizzbuzz';580        var propertyName = 'customProperty';581582        var collection = new EntityCollection();583        var e1 = collection.getOrCreateEntity('id1');584585        var composite = new CompositeEntityCollection([collection]);586587        e1.addProperty(propertyName);588        e1[propertyName] = oldValue;589590        var e1Composite = composite.getById('id1');591        expect(e1Composite[propertyName]).toEqual(e1[propertyName]);592593        var listener = jasmine.createSpy('listener');594        e1Composite.definitionChanged.addEventListener(listener);595596        e1[propertyName] = newValue;597        expect(listener).toHaveBeenCalledWith(e1Composite, propertyName, newValue, oldValue);598    });599600    it('can use the same entity collection in multiple composites', function() {601        var id = 'test';602603        // the entity in collection1 has show === true604        var collection1 = new EntityCollection();605        var entity1 = new Entity({606            id : id607        });608        entity1.billboard = new BillboardGraphics();609        entity1.billboard.show = new ConstantProperty(true);610        collection1.add(entity1);611612        // the entity in collection1 has show === false613        var collection2 = new EntityCollection();614        var entity2 = new Entity({615            id : id616        });617        entity2.billboard = new BillboardGraphics();618        entity2.billboard.show = new ConstantProperty(false);619        collection2.add(entity2);620621        // composite1 has collection1 as higher priority622        var composite1 = new CompositeEntityCollection();623        composite1.addCollection(collection2);624        composite1.addCollection(collection1);625626        // composite2 has collection2 as higher priority627        var composite2 = new CompositeEntityCollection();628        composite2.addCollection(collection1);629        composite2.addCollection(collection2);630631        expect(composite1.getById(id).billboard.show.getValue(JulianDate.now())).toEqual(true);632        expect(composite2.getById(id).billboard.show.getValue(JulianDate.now())).toEqual(false);633634        // switch the billboard show for the entity in collection2 to true, this should affect635        // composite2 but not composite1636        entity2.billboard.show = new ConstantProperty(true);637        expect(composite2.getById(id).billboard.show.getValue(JulianDate.now())).toEqual(true);638        expect(composite1.getById(id).billboard.show).toBe(entity1.billboard.show);639        expect(composite2.getById(id).billboard.show).toBe(entity2.billboard.show);640641        // add a position property to the entity in collection1642        entity1.position = new CompositePositionProperty();643644        // both composites should use the position from the object in collection1645        expect(composite1.getById(id).position).toBe(entity1.position);646        expect(composite2.getById(id).position).toBe(entity1.position);647648        // add a position property to the entity in collection1649        entity2.position = new CompositePositionProperty();650651        // composite1 should use the position from the object in collection1652        // composite2 should use the position from the object in collection2653        expect(composite1.getById(id).position).toBe(entity1.position);654        expect(composite2.getById(id).position).toBe(entity2.position);655    });656657    it('has entity with link to entity collection', function() {658        var id = 'test';659        var collection = new EntityCollection();660        var entity = new Entity({661            id : id662        });663        collection.add(entity);664        var composite = new CompositeEntityCollection();665        composite.addCollection(collection);666        var compositeEntity = composite.getCollection(0).values[0];667        expect(compositeEntity.entityCollection).toEqual(collection);668    });669670    it('suspend events suspends recompositing', function() {671        var id = 'test';672        var collection1 = new EntityCollection();673        var entity1 = new Entity({674            id : id675        });676        collection1.add(entity1);677678        var collection2 = new EntityCollection();679        var entity2 = new Entity({680            id : id681        });682        collection2.add(entity2);683        //Add collections in reverse order to lower numbers of priority684        var composite = new CompositeEntityCollection();685        composite.addCollection(collection2);686687        // suspend events688        composite.suspendEvents();689        composite.addCollection(collection1);690691        // add a billboard692        var compositeObject = composite.getById(id);693        entity1.billboard = new BillboardGraphics();694        entity1.billboard.show = new ConstantProperty(false);695        // should be undefined because we haven't recomposited696        expect(compositeObject.billboard).toBeUndefined();697        // resume events698        composite.resumeEvents();699700        expect(compositeObject.billboard.show).toBe(entity1.billboard.show);701    });702703    it('prevents names from colliding between property events and object events', function() {704        var id = 'test';705        var collection1 = new EntityCollection();706        var entity1 = new Entity({707            id : id708        });709        collection1.add(entity1);710711        var collection2 = new EntityCollection();712        var entity2 = new Entity({713            id : id714        });715        collection2.add(entity2);716717        //Add collections in reverse order to lower numbers of priority718        var composite = new CompositeEntityCollection();719        composite.addCollection(collection2);720        composite.addCollection(collection1);721722        var compositeObject = composite.getById(id);723724        // Add a billboard725        entity1.billboard = new BillboardGraphics();726        entity1.billboard.show = new ConstantProperty(false);727728        expect(compositeObject.billboard.show).toBe(entity1.billboard.show);729730        // Add a new object731        var newObject = new Entity({732            id : id + 'billboard'733        });734        collection1.add(newObject);735736        // Replace the billboard on the original object737        entity1.billboard = new BillboardGraphics();738        entity1.billboard.show = new ConstantProperty(false);739740        // Add a property to the new object741        newObject.position = new CompositePositionProperty();742743        // It should appear on the composite744        expect(composite.getById(newObject.id).position).toBe(newObject.position);745    });746747    it('addCollection throws with undefined collection', function() {748        var composite = new CompositeEntityCollection();749        expect(function() {750            composite.addCollection(undefined);751        }).toThrowDeveloperError();752    });753754    it('addCollection throws if negative index', function() {755        var collection = new EntityCollection();756        var composite = new CompositeEntityCollection();757        expect(function() {758            composite.addCollection(collection, -1);759        }).toThrowDeveloperError();760    });761762    it('addCollection throws if index greater than length', function() {763        var collection = new EntityCollection();764        var composite = new CompositeEntityCollection();765        expect(function() {766            composite.addCollection(collection, 1);767        }).toThrowDeveloperError();768    });769770    it('getCollection throws with undefined index', function() {771        var composite = new CompositeEntityCollection();772        expect(function() {773            composite.getCollection(undefined);774        }).toThrowDeveloperError();775    });776777    it('raiseCollection throws if collection not in composite', function() {778        var composite = new CompositeEntityCollection();779        var collection = new EntityCollection();780        expect(function() {781            composite.raiseCollection(collection);782        }).toThrowDeveloperError();783    });784785    it('raiseCollectionToTop throws if collection not in composite', function() {786        var composite = new CompositeEntityCollection();787        var collection = new EntityCollection();788        expect(function() {789            composite.raiseCollectionToTop(collection);790        }).toThrowDeveloperError();791    });792793    it('lowerCollection throws if collection not in composite', function() {794        var composite = new CompositeEntityCollection();795        var collection = new EntityCollection();796        expect(function() {797            composite.lowerCollection(collection);798        }).toThrowDeveloperError();799    });800801    it('lowerCollectionToBottom throws if collection not in composite', function() {802        var composite = new CompositeEntityCollection();803        var collection = new EntityCollection();804        expect(function() {805            composite.lowerCollectionToBottom(collection);806        }).toThrowDeveloperError();807    });808809    it('raiseCollection throws if collection not defined', function() {810        var composite = new CompositeEntityCollection();811        expect(function() {812            composite.raiseCollection(undefined);813        }).toThrowDeveloperError();814    });815816    it('raiseCollectionToTop throws if collection not defined', function() {817        var composite = new CompositeEntityCollection();818        expect(function() {819            composite.raiseCollectionToTop(undefined);820        }).toThrowDeveloperError();821    });822823    it('lowerCollection throws if collection not defined', function() {824        var composite = new CompositeEntityCollection();825        expect(function() {826            composite.lowerCollection(undefined);827        }).toThrowDeveloperError();828    });829830    it('lowerCollectionToBottom throws if collection not defined', function() {831        var composite = new CompositeEntityCollection();832        expect(function() {833            composite.lowerCollectionToBottom(undefined);834        }).toThrowDeveloperError();835    });836837    it('resumeEvents throws if no matching suspendEvents', function() {838        var composite = new CompositeEntityCollection();839        expect(function() {840            composite.resumeEvents();841        }).toThrowDeveloperError();842    });843844    it('getById throws if no id specified', function() {845        var composite = new CompositeEntityCollection();846        expect(function() {847            composite.getById(undefined);848        }).toThrowDeveloperError();849    });
...

EntityCollectionSpec.js

Source:EntityCollectionSpec.js

1defineSuite([2        'DataSources/EntityCollection',3        'Core/Iso8601',4        'Core/JulianDate',5        'Core/TimeInterval',6        'Core/TimeIntervalCollection',7        'DataSources/Entity'8    ], function(9        EntityCollection,10        Iso8601,11        JulianDate,12        TimeInterval,13        TimeIntervalCollection,14        Entity) {15    'use strict';1617    function CollectionListener() {18        this.timesCalled = 0;19        this.added = undefined;20        this.removed = undefined;21        this.changed = undefined;22    }23    CollectionListener.prototype.onCollectionChanged = function(collection, added, removed, changed) {24        this.timesCalled++;25        this.added = added.slice(0);26        this.removed = removed.slice(0);27        this.changed = changed.slice(0);28    };2930    it('constructor has expected defaults', function() {31        var entityCollection = new EntityCollection();32        expect(entityCollection.id).toBeDefined();33        expect(entityCollection.values.length).toEqual(0);34    });3536    it('add/remove works', function() {37        var entity = new Entity();38        var entity2 = new Entity();39        var entityCollection = new EntityCollection();4041        entityCollection.add(entity);42        expect(entityCollection.values.length).toEqual(1);4344        entityCollection.add(entity2);45        expect(entityCollection.values.length).toEqual(2);4647        entityCollection.remove(entity2);48        expect(entityCollection.values.length).toEqual(1);4950        entityCollection.remove(entity);51        expect(entityCollection.values.length).toEqual(0);52    });5354    it('add sets entityCollection on entity', function() {55        var entity = new Entity();56        var entityCollection = new EntityCollection();5758        entityCollection.add(entity);59        expect(entity.entityCollection).toBe(entityCollection);60    });6162    it('Entity.isShowing changes when collection show changes.', function() {63        var entity = new Entity();64        var entityCollection = new EntityCollection();6566        entityCollection.add(entity);6768        expect(entity.isShowing).toBe(true);6970        var listener = jasmine.createSpy('listener');71        entity.definitionChanged.addEventListener(listener);7273        entityCollection.show = false;7475        expect(listener.calls.count()).toBe(1);76        expect(listener.calls.argsFor(0)).toEqual([entity, 'isShowing', false, true]);77        expect(entity.isShowing).toBe(false);78    });7980    it('add with template', function() {81        var entityCollection = new EntityCollection();8283        var entity = entityCollection.add({84            id : '1'85        });8687        expect(entityCollection.values.length).toEqual(1);88        expect(entity.id).toBe('1');89        expect(entity.constructor).toBe(Entity);90    });9192    it('add/remove raises expected events', function() {93        var entity = new Entity();94        var entity2 = new Entity();95        var entityCollection = new EntityCollection();9697        var listener = new CollectionListener();98        entityCollection.collectionChanged.addEventListener(listener.onCollectionChanged, listener);99100        entityCollection.add(entity);101        expect(listener.timesCalled).toEqual(1);102        expect(listener.added.length).toEqual(1);103        expect(listener.added[0]).toBe(entity);104        expect(listener.removed.length).toEqual(0);105        expect(listener.changed.length).toEqual(0);106107        entity.name = 'newName';108        expect(listener.timesCalled).toEqual(2);109        expect(listener.added.length).toEqual(0);110        expect(listener.removed.length).toEqual(0);111        expect(listener.changed.length).toEqual(1);112        expect(listener.changed[0]).toBe(entity);113114        entityCollection.add(entity2);115        expect(listener.timesCalled).toEqual(3);116        expect(listener.added.length).toEqual(1);117        expect(listener.added[0]).toBe(entity2);118        expect(listener.removed.length).toEqual(0);119        expect(listener.changed.length).toEqual(0);120121        entityCollection.remove(entity2);122        expect(listener.timesCalled).toEqual(4);123        expect(listener.added.length).toEqual(0);124        expect(listener.removed.length).toEqual(1);125        expect(listener.removed[0]).toBe(entity2);126        expect(listener.changed.length).toEqual(0);127128        entityCollection.remove(entity);129        expect(listener.timesCalled).toEqual(5);130        expect(listener.added.length).toEqual(0);131        expect(listener.removed.length).toEqual(1);132        expect(listener.removed[0]).toBe(entity);133134        entityCollection.collectionChanged.removeEventListener(listener.onCollectionChanged, listener);135    });136137    it('raises expected events when reentrant', function() {138        var entityCollection = new EntityCollection();139140        var entity = new Entity();141        var entity2 = new Entity();142        entityCollection.add(entity);143        entityCollection.add(entity2);144145        var entityToDelete = new Entity();146        entityCollection.add(entityToDelete);147148        var entityToAdd = new Entity();149150        var inCallback = false;151        var listener = jasmine.createSpy('listener').and.callFake(function(collection, added, removed, changed) {152            //When we set the name to `newName` below, this code will modify entity2's name, thus triggering153            //another event firing that occurs after all current subscribers have been notified of the154            //event we are inside of.155156            //By checking that inCallback is false, we are making sure the entity2.name assignment157            //is delayed until after the first round of events is fired.158            expect(inCallback).toBe(false);159            inCallback = true;160            if (entity2.name !== 'Bob') {161                entity2.name = 'Bob';162            }163            if (entityCollection.contains(entityToDelete)) {164                entityCollection.removeById(entityToDelete.id);165            }166            if (!entityCollection.contains(entityToAdd)) {167                entityCollection.add(entityToAdd);168            }169            inCallback = false;170        });171        entityCollection.collectionChanged.addEventListener(listener);172173        entity.name = 'newName';174        expect(listener.calls.count()).toBe(2);175        expect(listener.calls.argsFor(0)).toEqual([entityCollection, [], [], [entity]]);176        expect(listener.calls.argsFor(1)).toEqual([entityCollection, [entityToAdd], [entityToDelete], [entity2]]);177178        expect(entity.name).toEqual('newName');179        expect(entity2.name).toEqual('Bob');180        expect(entityCollection.contains(entityToDelete)).toEqual(false);181        expect(entityCollection.contains(entityToAdd)).toEqual(true);182    });183184    it('suspended add/remove raises expected events', function() {185        var entity = new Entity();186        var entity2 = new Entity();187        var entity3 = new Entity();188189        var entityCollection = new EntityCollection();190191        var listener = new CollectionListener();192        entityCollection.collectionChanged.addEventListener(listener.onCollectionChanged, listener);193194        entityCollection.suspendEvents();195        entityCollection.suspendEvents();196        entityCollection.add(entity);197        entityCollection.add(entity2);198        entityCollection.add(entity3);199        entity2.name = 'newName2';200        entity3.name = 'newName3';201        entityCollection.remove(entity2);202203        expect(listener.timesCalled).toEqual(0);204        entityCollection.resumeEvents();205206        expect(listener.timesCalled).toEqual(0);207        entityCollection.resumeEvents();208209        expect(listener.timesCalled).toEqual(1);210        expect(listener.added.length).toEqual(2);211        expect(listener.added[0]).toBe(entity);212        expect(listener.added[1]).toBe(entity3);213        expect(listener.removed.length).toEqual(0);214        expect(listener.changed.length).toEqual(0);215216        entityCollection.suspendEvents();217        entity.name = 'newName';218        entity3.name = 'newewName3';219        entityCollection.remove(entity3);220        entityCollection.resumeEvents();221222        expect(listener.timesCalled).toEqual(2);223        expect(listener.added.length).toEqual(0);224        expect(listener.removed.length).toEqual(1);225        expect(listener.removed[0]).toBe(entity3);226        expect(listener.changed.length).toEqual(1);227        expect(listener.changed[0]).toBe(entity);228229        entityCollection.suspendEvents();230        entityCollection.remove(entity);231        entityCollection.add(entity);232        entityCollection.resumeEvents();233234        expect(listener.timesCalled).toEqual(2);235236        entityCollection.collectionChanged.removeEventListener(listener.onCollectionChanged, listener);237    });238239    it('removeAll works', function() {240        var entity = new Entity();241        var entity2 = new Entity();242        var entityCollection = new EntityCollection();243244        entityCollection.add(entity);245        entityCollection.add(entity2);246        entityCollection.removeAll();247        expect(entityCollection.values.length).toEqual(0);248    });249250    it('removeAll raises expected events', function() {251        var entity = new Entity();252        var entity2 = new Entity();253        var entityCollection = new EntityCollection();254255        var listener = new CollectionListener();256257        entityCollection.add(entity);258        entityCollection.add(entity2);259260        entityCollection.collectionChanged.addEventListener(listener.onCollectionChanged, listener);261        entityCollection.removeAll();262263        expect(listener.timesCalled).toEqual(1);264        expect(listener.removed.length).toEqual(2);265        expect(listener.removed[0]).toBe(entity);266        expect(listener.removed[1]).toBe(entity2);267        expect(listener.added.length).toEqual(0);268269        entityCollection.removeAll();270        expect(listener.timesCalled).toEqual(1);271272        entityCollection.collectionChanged.removeEventListener(listener.onCollectionChanged, listener);273    });274275    it('suspended removeAll raises expected events', function() {276        var entity = new Entity();277        var entity2 = new Entity();278        var entityCollection = new EntityCollection();279280        var listener = new CollectionListener();281282        entityCollection.add(entity);283        entityCollection.add(entity2);284285        entityCollection.collectionChanged.addEventListener(listener.onCollectionChanged, listener);286287        entityCollection.suspendEvents();288        entity2.name = 'newName';289        entityCollection.removeAll();290        entityCollection.resumeEvents();291        expect(listener.timesCalled).toEqual(1);292        expect(listener.removed.length).toEqual(2);293        expect(listener.removed[0]).toBe(entity);294        expect(listener.removed[1]).toBe(entity2);295        expect(listener.added.length).toEqual(0);296        expect(listener.changed.length).toEqual(0);297298        entityCollection.suspendEvents();299        entityCollection.add(entity);300        entityCollection.add(entity2);301        entityCollection.remove(entity2);302        entityCollection.removeAll();303        entityCollection.resumeEvents();304        expect(listener.timesCalled).toEqual(1);305306        entityCollection.collectionChanged.removeEventListener(listener.onCollectionChanged, listener);307    });308309    it('removeById returns false if id not in collection.', function() {310        var entityCollection = new EntityCollection();311        expect(entityCollection.removeById('notThere')).toBe(false);312    });313314    it('getById works', function() {315        var entity = new Entity();316        var entity2 = new Entity();317        var entityCollection = new EntityCollection();318319        entityCollection.add(entity);320        entityCollection.add(entity2);321322        expect(entityCollection.getById(entity.id)).toBe(entity);323        expect(entityCollection.getById(entity2.id)).toBe(entity2);324    });325326    it('getById returns undefined for non-existent object', function() {327        var entityCollection = new EntityCollection();328        expect(entityCollection.getById('123')).toBeUndefined();329    });330331    it('getOrCreateEntity creates a new object if it does not exist.', function() {332        var entityCollection = new EntityCollection();333        expect(entityCollection.values.length).toEqual(0);334        var testObject = entityCollection.getOrCreateEntity('test');335        expect(entityCollection.values.length).toEqual(1);336        expect(entityCollection.values[0]).toEqual(testObject);337    });338339    it('getOrCreateEntity does not create a new object if it already exists.', function() {340        var entityCollection = new EntityCollection();341        expect(entityCollection.values.length).toEqual(0);342        var testObject = entityCollection.getOrCreateEntity('test');343        expect(entityCollection.values.length).toEqual(1);344        expect(entityCollection.values[0]).toEqual(testObject);345        var testObject2 = entityCollection.getOrCreateEntity('test');346        expect(entityCollection.values.length).toEqual(1);347        expect(entityCollection.values[0]).toEqual(testObject);348        expect(testObject2).toEqual(testObject);349    });350351    it('computeAvailability returns infinite with no data.', function() {352        var entityCollection = new EntityCollection();353        var availability = entityCollection.computeAvailability();354        expect(availability.start).toEqual(Iso8601.MINIMUM_VALUE);355        expect(availability.stop).toEqual(Iso8601.MAXIMUM_VALUE);356    });357358    it('computeAvailability returns intersction of collections.', function() {359        var entityCollection = new EntityCollection();360361        var entity = entityCollection.getOrCreateEntity('1');362        var entity2 = entityCollection.getOrCreateEntity('2');363        var entity3 = entityCollection.getOrCreateEntity('3');364365        entity.availability = new TimeIntervalCollection();366        entity.availability.addInterval(TimeInterval.fromIso8601({367            iso8601 : '2012-08-01/2012-08-02'368        }));369        entity2.availability = new TimeIntervalCollection();370        entity2.availability.addInterval(TimeInterval.fromIso8601({371            iso8601 : '2012-08-05/2012-08-06'372        }));373        entity3.availability = undefined;374375        var availability = entityCollection.computeAvailability();376        expect(availability.start).toEqual(JulianDate.fromIso8601('2012-08-01'));377        expect(availability.stop).toEqual(JulianDate.fromIso8601('2012-08-06'));378    });379380    it('computeAvailability works if only start or stop time is infinite.', function() {381        var entityCollection = new EntityCollection();382383        var entity = entityCollection.getOrCreateEntity('1');384        var entity2 = entityCollection.getOrCreateEntity('2');385        var entity3 = entityCollection.getOrCreateEntity('3');386387        entity.availability = new TimeIntervalCollection();388        entity.availability.addInterval(TimeInterval.fromIso8601({389            iso8601 : '2012-08-01/9999-12-31T24:00:00Z'390        }));391        entity2.availability = new TimeIntervalCollection();392        entity2.availability.addInterval(TimeInterval.fromIso8601({393            iso8601 : '0000-01-01T00:00:00Z/2012-08-06'394        }));395        entity3.availability = undefined;396397        var availability = entityCollection.computeAvailability();398        expect(availability.start).toEqual(JulianDate.fromIso8601('2012-08-01'));399        expect(availability.stop).toEqual(JulianDate.fromIso8601('2012-08-06'));400    });401402    it('resumeEvents throws if no matching suspendEvents ', function() {403        var entityCollection = new EntityCollection();404        expect(function() {405            entityCollection.resumeEvents();406        }).toThrowDeveloperError();407    });408409    it('add throws with undefined Entity', function() {410        var entityCollection = new EntityCollection();411        expect(function() {412            entityCollection.add(undefined);413        }).toThrowDeveloperError();414    });415416    it('add throws for Entity with same id', function() {417        var entityCollection = new EntityCollection();418        var entity = new Entity({419            id : '1'420        });421        var entity2 = new Entity({422            id : '1'423        });424        entityCollection.add(entity);425426        expect(function() {427            entityCollection.add(entity2);428        }).toThrowRuntimeError();429    });430431    it('contains returns true if in collection', function() {432        var entityCollection = new EntityCollection();433        var entity = entityCollection.getOrCreateEntity('asd');434        expect(entityCollection.contains(entity)).toBe(true);435    });436437    it('contains returns false if not in collection', function() {438        var entityCollection = new EntityCollection();439        expect(entityCollection.contains(new Entity())).toBe(false);440    });441442    it('contains throws with undefined Entity', function() {443        var entityCollection = new EntityCollection();444        expect(function() {445            entityCollection.contains(undefined);446        }).toThrowDeveloperError();447    });448449    it('remove returns false with undefined Entity', function() {450        var entityCollection = new EntityCollection();451        expect(entityCollection.remove(undefined)).toBe(false);452    });453454    it('removeById returns false with undefined id', function() {455        var entityCollection = new EntityCollection();456        expect(entityCollection.removeById(undefined)).toBe(false);457    });458459    it('getById throws if no id specified', function() {460        var entityCollection = new EntityCollection();461        expect(function() {462            entityCollection.getById(undefined);463        }).toThrowDeveloperError();464    });465466    it('getOrCreateEntity throws if no id specified', function() {467        var entityCollection = new EntityCollection();468        expect(function() {469            entityCollection.getOrCreateEntity(undefined);470        }).toThrowDeveloperError();471    });
...

collection.js

Source:collection.js

1/**2 * @fileOverview Backstage server aware data collections.3 * @author David Huynh4 * @author <a href="mailto:ryanlee@zepheira.com">Ryan Lee</a>5 */6/**7 * @@@ A number of the methods referred to below do not exist, probably8 *     because the intent was to replace Exhibit.Collection with9 *     Backstage.Collection on load, which is commented out.  What10 *     should be done with these calls to nowhere?11 */12/**13 * NB, all Backstage.Collection()._listeners related material is commented14 * out, largely because Backstage does not need listeners to operate (the15 * interaction with the server covers and responds with all changes, so16 * local listeners are not wholly necessary at this stage).  If they come17 * back, look to replace the listener-related material with jQuery events.18 */19/**20 * @class21 * @constructor22 * @param {String} id23 * @param {Exhibit.Database} database24 */ 25Backstage.Collection = function(id, database) {26    this._id = id;27    this._database = database;28    29    //this._listeners = new SimileAjax.ListenerQueue();30    this._facets = [];31    this._updating = false;32    33    this._items = null;34    this._restrictedItems = null;35};36/**37 * @static38 * @param {String} id39 * @param {Object} configuration40 * @param {Backstage._Impl} backstage41 * @returns {Backstage.Collection}42 */43Backstage.Collection.create = function(id, configuration, backstage) {44    var collection = new Backstage.Collection(id, backstage);45    46    if (typeof configuration.itemTypes !== "undefined") {47        collection._type = "types-based";48        collection._itemTypes = configuration.itemTypes;49        collection._update = Backstage.Collection._typeBasedCollection_update;50        collection.getServerSideConfiguration = Backstage.Collection._typeBasedCollection_getServerSideConfiguration;51    } else {52        collection._type = "all-items";53        collection._update = Backstage.Collection._allItemsCollection_update;54        collection.getServerSideConfiguration = Backstage.Collection._allItemsCollection_getServerSideConfiguration;55    }56    57    return collection;58};59/**60 * @static61 * @param {String} id62 * @param {Object} configuration63 * @param {Backstage.UIContext} uiContext64 * @returns {Backstage.Collection}65 */66Backstage.Collection.create2 = function(id, configuration, uiContext) {67    var backstage, collection;68    backstage = uiContext.getMain();69    70    if (typeof configuration.expression !== "undefined") {71        collection = new Backstage.Collection(id, backstage);72        73        collection._expression = Exhibit.ExpressionParser.parse(configuration.expression);74        collection._baseCollection = (typeof configuration.baseCollectionID !== "undefined") ? 75            uiContext.getExhibit().getCollection(configuration.baseCollectionID) : 76            uiContext.getCollection();77        78        return collection;79    } else {80        return Backstage.Collection.create(id, configuration, backstage);81    }82};83/**84 * @static85 * @param {String} id86 * @param {Element} elmt87 * @param {Backstage._Impl} backstage88 * @returns {Backstage.Collection}89 */90Backstage.Collection.createFromDOM = function(id, elmt, backstage) {91    var collection, itemTypes;92    collection = new Backstage.Collection(id, backstage);93    94    itemTypes = Exhibit.getAttribute(elmt, "itemTypes", ",");95    if (itemTypes !== null && itemTypes.length > 0) {96        collection._type = "types-based";97        collection._itemTypes = itemTypes;98        collection._update = Backstage.Collection._typeBasedCollection_update;99        collection.getServerSideConfiguration = Backstage.Collection._typeBasedCollection_getServerSideConfiguration;100    } else {101        collection._type = "all-items";102        collection._update = Backstage.Collection._allItemsCollection_update;103        collection.getServerSideConfiguration = Backstage.Collection._allItemsCollection_getServerSideConfiguration;104    }105    106    return collection;107};108/**109 * @static110 * @param {String} id111 * @param {Element} elmt112 * @param {Backstage.UIContext} uiContext113 * @returns {Backstage.Collection}114 */115Backstage.Collection.createFromDOM2 = function(id, elmt, uiContext) {116    var backstage, expressionString, collection, baseCollectionID;117    backstage = uiContext.getMain();118    119    expressionString = Exhibit.getAttribute(elmt, "expression");120    if (expressionString !== null && expressionString.length > 0) {121        collection = new Backstage.Collection(id, backstage);122    123        collection._expression = Exhibit.ExpressionParser.parse(expressionString);124        125        baseCollectionID = Exhibit.getAttribute(elmt, "baseCollectionID");126        collection._baseCollection = (baseCollectionID !== null && baseCollectionID.length > 0) ? 127            uiContext.getExhibit().getCollection(baseCollectionID) : 128            uiContext.getCollection();129            130        return collection;131    } else {132        return Backstage.Collection.createFromDOM(id, elmt, backstage);133    }134};135/**136 * @static137 * @param {String} id138 * @param {Backstage._Impl} backstage139 * @returns {Backstage.Collection}140 */141Backstage.Collection.createAllItemsCollection = function(id, backstage) {142    var collection = new Backstage.Collection(id, backstage);143    collection._type = "all-items";144    collection._update = Backstage.Collection._allItemsCollection_update;145    collection.getServerSideConfiguration = Backstage.Collection._allItemsCollection_getServerSideConfiguration;146    147    return collection;148};149/*======================================================================150 *  Implementation151 *======================================================================152 */153/**154 * 155 */156Backstage.Collection._allItemsCollection_update = function() {157    this._items = this._database.getAllItems();158    this._onRootItemsChanged();159};160/**161 * @returns {Object}162 */163Backstage.Collection._allItemsCollection_getServerSideConfiguration = function() {164    return {165        id:     this._id,166        type:   this._type167    };168};169/**170 *171 */172Backstage.Collection._typeBasedCollection_update = function() {173    var newItems, i;174    newItems = new Exhibit.Set();175    for (i = 0; i < this._itemTypes.length; i++) {176        this._database.getSubjects(this._itemTypes[i], "type", newItems);177    }178    179    this._items = newItems;180    this._onRootItemsChanged();181};182/**183 * @returns {Object}184 */185Backstage.Collection._typeBasedCollection_getServerSideConfiguration = function() {186    return {187        id:         this._id,188        type:       this._type,189        itemTypes:  this._itemTypes.join(";")190    };191};192/**193 *194 */195Backstage.Collection._basedCollection_update = function() {196    this._items = this._expression.evaluate(197        { "value" : this._baseCollection.getRestrictedItems() }, 198        { "value" : "item" }, 199        "value",200        this._database201    ).values;202    203    this._onRootItemsChanged();204};205/**206 * @returns {String}207 */208Backstage.Collection.prototype.getID = function() {209    return this._id;210};211/**212 *213 */214Backstage.Collection.prototype.dispose = function() {215    if (typeof this._baseCollection !== "undefined") {216        //this._baseCollection.removeListener(this._listener);217        this._baseCollection = null;218        this._expression = null;219    //} else {220        //this._database.removeListener(this._listener);221    }222    this._database = null;223    this._listener = null;224    225    //this._listeners = null;226    this._items = null;227    this._restrictedItems = null;228};229/**230 * 231 */232Backstage.Collection.prototype.addListener = function(listener) {233    //this._listeners.add(listener);234};235/**236 *237 */238Backstage.Collection.prototype.removeListener = function(listener) {239    //this._listeners.remove(listener);240};241/**242 * @param {Backstage.Facet} facet243 */244Backstage.Collection.prototype.addFacet = function(facet) {245    this._facets.push(facet);246    247    if (facet.hasRestrictions()) {248        this._computeRestrictedItems();249        this._updateFacets(null);250        //this._listeners.fire("onItemsChanged", []);251    } else {252        facet.update(this.getRestrictedItems());253    }254};255/**256 * @param {Backstage.Facet} facet257 */258Backstage.Collection.prototype.removeFacet = function(facet) {259    var i;260    for (i = 0; i < this._facets.length; i++) {261        if (facet === this._facets[i]) {262            this._facets.splice(i, 1);263            if (facet.hasRestrictions()) {264                this._computeRestrictedItems();265                this._updateFacets(null);266                //this._listeners.fire("onItemsChanged", []);267            }268            break;269        }270    }271};272/**273 *274 */275Backstage.Collection.prototype.clearAllRestrictions = function() {276    var restrictions, i;277    restrictions = [];278    279    this._updating = true;280    for (i = 0; i < this._facets.length; i++) {281        restrictions.push(this._facets[i].clearAllRestrictions());282    }283    this._updating = false;284    285    this.onFacetUpdated(null);286    287    return restrictions;288};289/**290 * @param {Array} restrictions291 */292Backstage.Collection.prototype.applyRestrictions = function(restrictions) {293    var i;294    this._updating = true;295    for (i = 0; i < this._facets.length; i++) {296        this._facets[i].applyRestrictions(restrictions[i]);297    }298    this._updating = false;299    300    this.onFacetUpdated(null);301};302/**303 * @returns {Exhibit.Set}304 */305Backstage.Collection.prototype.getAllItems = function() {306    return new Exhibit.Set(this._items);307};308/**309 * @returns {Number}310 */311Backstage.Collection.prototype.countAllItems = function() {312    return this._items.size();313};314/**315 * @returns {Exhibit.Set}316 */317Backstage.Collection.prototype.getRestrictedItems = function() {318    return new Exhibit.Set(this._restrictedItems);319};320/**321 * @returns {Number}322 */323Backstage.Collection.prototype.countRestrictedItems = function() {324    return this._restrictedItems.size();325};326/**327 * @param {Backstage.Facet} facetChanged328 */329Backstage.Collection.prototype.onFacetUpdated = function(facetChanged) {330    if (!this._updating) {331        this._computeRestrictedItems();332        this._updateFacets(facetChanged);333        //this._listeners.fire("onItemsChanged", []);334    }335};336/**337 *338 */339Backstage.Collection.prototype._onRootItemsChanged = function() {340    //this._listeners.fire("onRootItemsChanged", []);341    342    this._computeRestrictedItems();343    this._updateFacets(null);344    345    //this._listeners.fire("onItemsChanged", []);346};...

Using AI Code Generation

1import { storiesOf } from '@storybook/react';2import { withKnobs, text } from '@storybook/addon-knobs';3import { withInfo } from '@storybook/addon-info';4import { withReadme } from 'storybook-readme';5import { withDocs } from 'storybook-readme';6import { withDocsCustom } from 'storybook-readme';7import { withDocsOnly } from 'storybook-readme';8import { setDefaults } from 'storybook-readme';9import { setOptions } from '@storybook/addon-options';10import { configure, addDecorator } from '@storybook/react';11import { configureViewport } from '@storybook/addon-viewport';12import { withViewport } from '@storybook/addon-viewport';13import { setAddon } from '@storybook/react';14import { setDefaults } from '@storybook/addon-info';15import { setOptions } from '@storybook/addon-options';16import { setAddon } from '@storybook/react';17import { setDefaults } from '@storybook/addon-info';18import { setOptions } from '@storybook/addon-options';19import { setAddon } from '@storybook/react';20import { setDefaults } from '@storybook/addon-info';21import { setOptions } from '@storybook/addon-options';22import { setAddon } from '@storybook/react';23import { setDefaults } from '@storybook/addon-info';24import { setOptions } from '@storybook/addon-options';25import { setAddon } from '@storybook/react';26import { setDefaults } from '@storybook/addon-info';27import { setOptions } from '@storybook/addon-options';28import { setAddon } from '@storybook/react';29import { setDefaults } from '@storybook/addon-info';30import { setOptions } from '@storybook/addon-options';31import { setAddon } from '@storybook/react';32import { setDefaults } from '@storybook/addon-info';33import { setOptions } from '@storybook/addon-options';34import { setAddon } from '@storybook/react';35import { setDefaults } from '@storybook/addon-info';36import { setOptions } from '@storybook/addon-options';37import { setAddon } from '@storybook/react';38import { setDefaults } from '@storybook/addon-info';39import { setOptions } from '@storybook/addon-options';40import { setAddon } from '@storybook/react';41import { setDefaults } from '@storybook/addon-info';42import { setOptions } from '@storybook/addon-options';43import { setAddon } from '@storybook/react';44import {

Using AI Code Generation

1import { storiesOf, addDecorator } from 'storybook-root';2import { withKnobs, text } from '@storybook/addon-knobs';3addDecorator(withKnobs);4storiesOf('Storybook Knobs', module)5  .add('with a button', () => {6    const name = text('Name', 'Arunoda');7    const age = number('Age', 89);8    return `<button>Hello ${name} (${age})</button>`;9  });

Using AI Code Generation

1import { storiesOf } from 'storybook-root';2storiesOf('MyComponent', module)3  .add('story1', () => <div>...</div>)4  .add('story2', () => <div>...</div>);5import { storiesOf } from 'storybook-root';6storiesOf('MyComponent', module)7  .add('story1', () => <div>...</div>)8  .add('story2', () => <div>...</div>);9import { storiesOf } from 'storybook-root';10storiesOf('MyComponent', module)11  .add('story1', () => <div>...</div>)12  .add('story2', () => <div>...</div>);13import { storiesOf } from 'storybook-root';14storiesOf('MyComponent', module)15  .add('story1', () => <div>...</div>)16  .add('story2', () => <div>...</div>);17import { storiesOf } from 'storybook-root';18storiesOf('MyComponent', module)19  .add('story1', () => <div>...</div>)20  .add('story2', () => <div>...</div>);21import { storiesOf } from 'storybook-root';22storiesOf('MyComponent', module)23  .add('story1', () => <div>...</div>)24  .add('story2', () => <div>...</div>);25import { storiesOf } from 'storybook-root';26storiesOf('MyComponent', module)27  .add('story1', () => <div>...</div>)28  .add('story2', () => <div>...</div>);29import { storiesOf } from 'storybook-root';30storiesOf('MyComponent', module)31  .add('story1', () => <div>...</div>)32  .add('story2', () => <div>...</div>);33import { storiesOf } from 'storybook-root';34storiesOf('MyComponent', module)

Using AI Code Generation

1import { storiesOf } from 'storybook-root';2storiesOf('My First Story', module)3  .add('First Story', () => <div>First Story</div>)4  .add('Second Story', () => <div>Second Story</div>);5import { storiesOf } from 'storybook-root';6storiesOf('My Second Story', module)7  .add('First Story', () => <div>First Story</div>)8  .add('Second Story', () => <div>Second Story</div>);

Using AI Code Generation

1import { collection } from 'storybook-child-config';2  {3    render: () => <Button label="Hello Button" />,4  },5  {6    render: () => <Welcome showApp={linkTo('Button')} />,7  },8];9export default collection(stories, module, 'storybook-child-config');10import { configure } from '@storybook/react';11import { configureStorybook } from 'storybook-child-config';12configureStorybook(configure);13const path = require('path');14module.exports = ({ config }) => {15  config.module.rules.push({16    test: /\.(ts|tsx)$/,17    include: path.resolve(__dirname, '../'),18    loader: require.resolve('ts-loader'),19  });20  config.resolve.extensions.push('.ts', '.tsx');21  return config;22};23import '@storybook/addon-actions/register';24import '@storybook/addon-links/register';25import 'storybook-root-config/register';26{27  "compilerOptions": {

Using AI Code Generation

1var storybook = require('storybook-root');2storybook.collection('test', function (err, collection) {3    if (err) {4        console.log(err);5        return;6    }7});8var storybook = require('storybook-root');9storybook.collection('test', function (err, collection) {10    if (err) {11        console.log(err);12        return;13    }14});15var storybook = require('storybook-root');16storybook.collection('test', function (err, collection) {17    if (err) {18        console.log(err);19        return;20    }21});22var storybook = require('storybook-root');23storybook.collection('test', function (err, collection) {24    if (err) {25        console.log(err);26        return;27    }28});29var storybook = require('storybook-root');30storybook.collection('test', function (err, collection) {31    if (err) {32        console.log(err);33        return;34    }35});36var storybook = require('storybook-root');37storybook.collection('test', function (err, collection) {38    if (err) {39        console.log(err);40        return;41    }42});43var storybook = require('storybook-root');44storybook.collection('test', function (err, collection) {45    if (err) {46        console.log(err);47        return;48    }49});50var storybook = require('storybook-root');51storybook.collection('test', function (err, collection) {52    if (err) {53        console.log(err);54        return;55    }56});

Using AI Code Generation

1storiesOf('collection', module)2  .add('should return an array of stories', () => {3    const stories = collection('path/to/stories');4    expect(stories).toEqual([5      {6      },7      {8      },9    ]);10  });11import { storiesOf } from '@storybook/react';12storiesOf('Story 1', module).add('default', () => <Story1 />);13storiesOf('Story 2', module).add('default', () => <Story2 />);14import { getStorybook } from '@storybook/react';15export function collection(path) {16}17import { getStorybook } from '@storybook/react';18export function collection(path) {19  const stories = getStorybook();20  return stories.map(story => ({21    component: story.render(),22  }));23}24import { getStorybook } from '@storybook/react';25export function collection(path) {26  const stories = getStorybook();27  return stories.map(story => ({28    component: story.render(),29  }));30}31import { getStorybook } from '@storybook/react';32export function collection(path) {33  const stories = getStorybook();34    .filter(story => story.kind === path)35    .map(story => ({36      component: story.render(),37    }));38}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.