/test/tests.js
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- /* vim: set tabstop=4 softtabstop=4 shiftwidth=4 noexpandtab: */
- // documentation on writing tests here: http://docs.jquery.com/QUnit
- // example tests: https://github.com/jquery/qunit/blob/master/test/same.js
- // more examples: https://github.com/jquery/jquery/tree/master/test/unit
- // jQueryUI examples: https://github.com/jquery/jquery-ui/tree/master/tests/unit
- //sessionStorage.clear();
- if ( !window.console ) {
- var names = [ 'log', 'debug', 'info', 'warn', 'error', 'assert', 'dir', 'dirxml',
- 'group', 'groupEnd', 'time', 'timeEnd', 'count', 'trace', 'profile', 'profileEnd' ];
- window.console = {};
- for ( var i = 0; i < names.length; ++i )
- window.console[ names[i] ] = function() {};
- }
- $(document).ready(function() {
- window.requests = [];
- Backbone.ajax = function( settings ) {
- var callbackContext = settings.context || this,
- dfd = new $.Deferred();
- dfd = _.extend( settings, dfd );
- dfd.respond = function( status, responseText ) {
- /**
- * Trigger success/error with arguments like jQuery would:
- * // Success/Error
- * if ( isSuccess ) {
- * deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
- * } else {
- * deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
- * }
- */
- if ( status >= 200 && status < 300 || status === 304 ) {
- _.isFunction( settings.success ) && settings.success( responseText, 'success', dfd );
- dfd.resolveWith( callbackContext, [ responseText, 'success', dfd ] );
- }
- else {
- _.isFunction( settings.error ) && settings.error( responseText, 'error', 'Internal Server Error' );
- dfd.rejectWith( callbackContext, [ dfd, 'error', 'Internal Server Error' ] );
- }
- };
- // Add the request before triggering callbacks that may get us in here again
- window.requests.push( dfd );
- // If a `response` has been defined, execute it.
- // If status < 299, trigger 'success'; otherwise, trigger 'error'
- if ( settings.response && settings.response.status ) {
- dfd.respond( settings.response.status, settings.response.responseText );
- }
- return dfd;
- };
-
- Backbone.Model.prototype.url = function() {
- // Use the 'resource_uri' if possible
- var url = this.get( 'resource_uri' );
-
- // Try to have the collection construct a url
- if ( !url && this.collection ) {
- url = this.collection.url && _.isFunction( this.collection.url ) ? this.collection.url() : this.collection.url;
- }
-
- // Fallback to 'urlRoot'
- if ( !url && this.urlRoot ) {
- url = this.urlRoot + this.id;
- }
-
- if ( !url ) {
- throw new Error( 'Url could not be determined!' );
- }
-
- return url;
- };
- /**
- * 'Zoo'
- */
- window.Zoo = Backbone.RelationalModel.extend({
- urlRoot: '/zoo/',
- relations: [
- {
- type: Backbone.HasMany,
- key: 'animals',
- relatedModel: 'Animal',
- includeInJSON: [ 'id', 'species' ],
- collectionType: 'AnimalCollection',
- reverseRelation: {
- key: 'livesIn',
- includeInJSON: [ 'id', 'name' ]
- }
- },
- { // A simple HasMany without reverse relation
- type: Backbone.HasMany,
- key: 'visitors',
- relatedModel: 'Visitor'
- }
- ],
- toString: function() {
- return 'Zoo (' + this.id + ')';
- }
- });
- window.Animal = Backbone.RelationalModel.extend({
- urlRoot: '/animal/',
- relations: [
- { // A simple HasOne without reverse relation
- type: Backbone.HasOne,
- key: 'favoriteFood',
- relatedModel: 'Food'
- }
- ],
- // For validation testing. Wikipedia says elephants are reported up to 12.000 kg. Any more, we must've weighted wrong ;).
- validate: function( attrs ) {
- if ( attrs.species === 'elephant' && attrs.weight && attrs.weight > 12000 ) {
- return "Too heavy.";
- }
- },
- toString: function() {
- return 'Animal (' + this.id + ')';
- }
- });
- window.AnimalCollection = Backbone.Collection.extend({
- model: Animal
- });
- window.Food = Backbone.RelationalModel.extend({
- urlRoot: '/food/'
- });
- window.Visitor = Backbone.RelationalModel.extend();
- /**
- * House/Person/Job/Company
- */
- window.House = Backbone.RelationalModel.extend({
- relations: [{
- type: Backbone.HasMany,
- key: 'occupants',
- relatedModel: 'Person',
- reverseRelation: {
- key: 'livesIn',
- includeInJSON: false
- }
- }],
- toString: function() {
- return 'House (' + this.id + ')';
- }
- });
- window.User = Backbone.RelationalModel.extend({
- urlRoot: '/user/',
- toString: function() {
- return 'User (' + this.id + ')';
- }
- });
- window.Person = Backbone.RelationalModel.extend({
- relations: [
- {
- // Create a cozy, recursive, one-to-one relationship
- type: Backbone.HasOne,
- key: 'likesALot',
- relatedModel: 'Person',
- reverseRelation: {
- type: Backbone.HasOne,
- key: 'likedALotBy'
- }
- },
- {
- type: Backbone.HasOne,
- key: 'user',
- keyDestination: 'user_id',
- relatedModel: 'User',
- includeInJSON: Backbone.Model.prototype.idAttribute,
- reverseRelation: {
- type: Backbone.HasOne,
- includeInJSON: 'name',
- key: 'person'
- }
- },
- {
- type: 'HasMany',
- key: 'jobs',
- relatedModel: 'Job',
- reverseRelation: {
- key: 'person'
- }
- }
- ],
- toString: function() {
- return 'Person (' + this.id + ')';
- }
- });
- window.PersonCollection = Backbone.Collection.extend({
- model: Person
- });
- window.Password = Backbone.RelationalModel.extend({
- relations: [{
- type: Backbone.HasOne,
- key: 'user',
- relatedModel: 'User',
- reverseRelation: {
- type: Backbone.HasOne,
- key: 'password'
- }
- }],
- toString: function() {
- return 'Password (' + this.id + ')';
- }
- });
-
- // A link table between 'Person' and 'Company', to achieve many-to-many relations
- window.Job = Backbone.RelationalModel.extend({
- defaults: {
- 'startDate': null,
- 'endDate': null
- },
- toString: function() {
- return 'Job (' + this.id + ')';
- }
- });
- window.Company = Backbone.RelationalModel.extend({
- relations: [{
- type: 'HasMany',
- key: 'employees',
- relatedModel: 'Job',
- reverseRelation: {
- key: 'company'
- }
- },
- {
- type: 'HasOne',
- key: 'ceo',
- relatedModel: 'Person',
- reverseRelation: {
- key: 'runs'
- }
- }
- ],
- toString: function() {
- return 'Company (' + this.id + ')';
- }
- });
- /**
- * Node/NodeList
- */
- window.Node = Backbone.RelationalModel.extend({
- urlRoot: '/node/',
- relations: [{
- type: Backbone.HasOne,
- key: 'parent',
- relatedModel: 'Node',
- reverseRelation: {
- key: 'children'
- }
- }
- ],
- toString: function() {
- return 'Node (' + this.id + ')';
- }
- });
- window.NodeList = Backbone.Collection.extend({
- model: Node
- });
- /**
- * Customer/Address/Shop/Agent
- */
- window.Customer = Backbone.RelationalModel.extend({
- urlRoot: '/customer/',
- toString: function() {
- return 'Customer (' + this.id + ')';
- }
- });
- window.CustomerCollection = Backbone.Collection.extend({
- model: Customer,
- initialize: function( models, options ) {
- options || (options = {});
- this.url = options.url;
- }
- });
- window.Address = Backbone.RelationalModel.extend({
- urlRoot: '/address/',
- toString: function() {
- return 'Address (' + this.id + ')';
- }
- });
- window.Shop = Backbone.RelationalModel.extend({
- relations: [
- {
- type: Backbone.HasMany,
- key: 'customers',
- collectionType: 'CustomerCollection',
- collectionOptions: function( instance ) {
- return { 'url': 'shop/' + instance.id + '/customers/' };
- },
- relatedModel: 'Customer',
- autoFetch: true
- },
- {
- type: Backbone.HasOne,
- key: 'address',
- relatedModel: 'Address',
- autoFetch: {
- success: function( model, response ) {
- response.successOK = true;
- },
- error: function( model, response ) {
- response.errorOK = true;
- }
- }
- }
- ],
- toString: function() {
- return 'Shop (' + this.id + ')';
- }
- });
- window.Agent = Backbone.RelationalModel.extend({
- urlRoot: '/agent/',
- relations: [
- {
- type: Backbone.HasMany,
- key: 'customers',
- relatedModel: 'Customer',
- includeInJSON: Backbone.RelationalModel.prototype.idAttribute
- },
- {
- type: Backbone.HasOne,
- key: 'address',
- relatedModel: 'Address',
- autoFetch: false
- }
- ],
- toString: function() {
- return 'Agent (' + this.id + ')';
- }
- });
- /**
- * Reset variables that are persistent across tests, specifically `window.requests` and the state of
- * `Backbone.Relational.store`.
- */
- function reset() {
- // Reset last ajax requests
- window.requests = [];
- Backbone.Relational.store.reset();
- Backbone.Relational.store.addModelScope( window );
- Backbone.Relational.eventQueue = new Backbone.BlockingQueue();
- }
- /**
- * Initialize a few models that are used in a large number of tests
- */
- function initObjects() {
- reset();
- window.person1 = new Person({
- id: 'person-1',
- name: 'boy',
- likesALot: 'person-2',
- resource_uri: 'person-1',
- user: { id: 'user-1', login: 'dude', email: 'me@gmail.com', resource_uri: 'user-1' }
- });
- window.person2 = new Person({
- id: 'person-2',
- name: 'girl',
- likesALot: 'person-1',
- resource_uri: 'person-2'
- });
- window.person3 = new Person({
- id: 'person-3',
- resource_uri: 'person-3'
- });
- window.oldCompany = new Company({
- id: 'company-1',
- name: 'Big Corp.',
- ceo: {
- name: 'Big Boy'
- },
- employees: [ { person: 'person-3' } ], // uses the 'Job' link table to achieve many-to-many. No 'id' specified!
- resource_uri: 'company-1'
- });
- window.newCompany = new Company({
- id: 'company-2',
- name: 'New Corp.',
- employees: [ { person: 'person-2' } ],
- resource_uri: 'company-2'
- });
- window.ourHouse = new House({
- id: 'house-1',
- location: 'in the middle of the street',
- occupants: ['person-2'],
- resource_uri: 'house-1'
- });
- window.theirHouse = new House({
- id: 'house-2',
- location: 'outside of town',
- occupants: [],
- resource_uri: 'house-2'
- });
- }
- module ( "General / Backbone", { setup: reset } );
- test( "Prototypes, constructors and inheritance", function() {
- // This stuff makes my brain hurt a bit. So, for reference:
- var Model = Backbone.Model.extend(),
- i = new Backbone.Model(),
- iModel = new Model();
- var RelModel= Backbone.RelationalModel.extend(),
- iRel = new Backbone.RelationalModel(),
- iRelModel = new RelModel();
- // Both are functions, so their `constructor` is `Function`
- ok( Backbone.Model.constructor === Backbone.RelationalModel.constructor );
- ok( Backbone.Model !== Backbone.RelationalModel );
- ok( Backbone.Model === Backbone.Model.prototype.constructor );
- ok( Backbone.RelationalModel === Backbone.RelationalModel.prototype.constructor );
- ok( Backbone.Model.prototype.constructor !== Backbone.RelationalModel.prototype.constructor );
- ok( Model.prototype instanceof Backbone.Model );
- ok( !( Model.prototype instanceof Backbone.RelationalModel ) );
- ok( RelModel.prototype instanceof Backbone.Model );
- ok( Backbone.RelationalModel.prototype instanceof Backbone.Model );
- ok( RelModel.prototype instanceof Backbone.RelationalModel );
- ok( i instanceof Backbone.Model );
- ok( !( i instanceof Backbone.RelationalModel ) );
- ok( iRel instanceof Backbone.Model );
- ok( iRel instanceof Backbone.RelationalModel );
- ok( iModel instanceof Backbone.Model );
- ok( !( iModel instanceof Backbone.RelationalModel ) );
- ok( iRelModel instanceof Backbone.Model );
- ok( iRelModel instanceof Backbone.RelationalModel );
- });
- test('Collection#set', 1, function() {
- var a = new Backbone.Model({id: 3, label: 'a'} ),
- b = new Backbone.Model({id: 2, label: 'b'} ),
- col = new Backbone.Collection([a]);
- col.set([a,b], {add: true, merge: false, remove: true});
- ok( col.length === 2 );
- });
- module( "Backbone.Semaphore", { setup: reset } );
-
- test( "Unbounded", 10, function() {
- var semaphore = _.extend( {}, Backbone.Semaphore );
- ok( !semaphore.isLocked(), 'Semaphore is not locked initially' );
- semaphore.acquire();
- ok( semaphore.isLocked(), 'Semaphore is locked after acquire' );
- semaphore.acquire();
- equal( semaphore._permitsUsed, 2 ,'_permitsUsed should be incremented 2 times' );
-
- semaphore.setAvailablePermits( 4 );
- equal( semaphore._permitsAvailable, 4 ,'_permitsAvailable should be 4' );
-
- semaphore.acquire();
- semaphore.acquire();
- equal( semaphore._permitsUsed, 4 ,'_permitsUsed should be incremented 4 times' );
-
- try {
- semaphore.acquire();
- }
- catch( ex ) {
- ok( true, 'Error thrown when attempting to acquire too often' );
- }
-
- semaphore.release();
- equal( semaphore._permitsUsed, 3 ,'_permitsUsed should be decremented to 3' );
-
- semaphore.release();
- semaphore.release();
- semaphore.release();
- equal( semaphore._permitsUsed, 0 ,'_permitsUsed should be decremented to 0' );
- ok( !semaphore.isLocked(), 'Semaphore is not locked when all permits are released' );
-
- try {
- semaphore.release();
- }
- catch( ex ) {
- ok( true, 'Error thrown when attempting to release too often' );
- }
- });
-
-
- module( "Backbone.BlockingQueue", { setup: reset } );
-
-
- test( "Block", function() {
- var queue = new Backbone.BlockingQueue();
- var count = 0;
- var increment = function() { count++; };
- var decrement = function() { count--; };
-
- queue.add( increment );
- ok( count === 1, 'Increment executed right away' );
-
- queue.add( decrement );
- ok( count === 0, 'Decrement executed right away' );
-
- queue.block();
- queue.add( increment );
-
- ok( queue.isLocked(), 'Queue is blocked' );
- equal( count, 0, 'Increment did not execute right away' );
-
- queue.block();
- queue.block();
-
- equal( queue._permitsUsed, 3 ,'_permitsUsed should be incremented to 3' );
-
- queue.unblock();
- queue.unblock();
- queue.unblock();
-
- equal( count, 1, 'Increment executed' );
- });
-
-
- module( "Backbone.Store", { setup: initObjects } );
-
-
- test( "Initialized", function() {
- // `initObjects` instantiates models of the following types: `Person`, `Job`, `Company`, `User`, `House` and `Password`.
- equal( Backbone.Relational.store._collections.length, 6, "Store contains 6 collections" );
- });
-
- test( "getObjectByName", function() {
- equal( Backbone.Relational.store.getObjectByName( 'Backbone.RelationalModel' ), Backbone.RelationalModel );
- });
- test( "Add and remove from store", function() {
- var coll = Backbone.Relational.store.getCollection( person1 );
- var length = coll.length;
-
- var person = new Person({
- id: 'person-10',
- name: 'Remi',
- resource_uri: 'person-10'
- });
-
- ok( coll.length === length + 1, "Collection size increased by 1" );
-
- var request = person.destroy();
- // Trigger the 'success' callback to fire the 'destroy' event
- request.success();
-
- ok( coll.length === length, "Collection size decreased by 1" );
- });
- test( "addModelScope", function() {
- var models = {};
- Backbone.Relational.store.addModelScope( models );
- models.Book = Backbone.RelationalModel.extend({
- relations: [{
- type: Backbone.HasMany,
- key: 'pages',
- relatedModel: 'Page',
- createModels: false,
- reverseRelation: {
- key: 'book'
- }
- }]
- });
- models.Page = Backbone.RelationalModel.extend();
- var book = new models.Book();
- var page = new models.Page({ book: book });
- ok( book.relations.length === 1 );
- ok( book.get( 'pages' ).length === 1 );
- });
- test( "addModelScope with submodels and namespaces", function() {
- var ns = {};
- ns.People = {};
- Backbone.Relational.store.addModelScope( ns );
- ns.People.Person = Backbone.RelationalModel.extend({
- subModelTypes: {
- 'Student': 'People.Student'
- },
- iam: function() { return "I am an abstract person"; }
- });
- ns.People.Student = ns.People.Person.extend({
- iam: function() { return "I am a student"; }
- });
- ns.People.PersonCollection = Backbone.Collection.extend({
- model: ns.People.Person
- });
- var people = new ns.People.PersonCollection([{name: "Bob", type: "Student"}]);
- ok( people.at(0).iam() === "I am a student" );
- });
- test( "removeModelScope", function() {
- var models = {};
- Backbone.Relational.store.addModelScope( models );
- models.Page = Backbone.RelationalModel.extend();
- ok( Backbone.Relational.store.getObjectByName( 'Page' ) === models.Page );
- ok( Backbone.Relational.store.getObjectByName( 'Person' ) === window.Person );
- Backbone.Relational.store.removeModelScope( models );
- ok( !Backbone.Relational.store.getObjectByName( 'Page' ) );
- ok( Backbone.Relational.store.getObjectByName( 'Person' ) === window.Person );
- Backbone.Relational.store.removeModelScope( window );
- ok( !Backbone.Relational.store.getObjectByName( 'Person' ) );
- });
- test( "unregister", function() {
- var animalStoreColl = Backbone.Relational.store.getCollection( Animal ),
- animals = null,
- animal = null;
- // Single model
- animal = new Animal( { id: 'a1' } );
- ok( Backbone.Relational.store.find( Animal, 'a1' ) === animal );
- Backbone.Relational.store.unregister( animal );
- ok( Backbone.Relational.store.find( Animal, 'a1' ) === null );
- animal = new Animal( { id: 'a2' } );
- ok( Backbone.Relational.store.find( Animal, 'a2' ) === animal );
- animal.trigger( 'relational:unregister', animal );
- ok( Backbone.Relational.store.find( Animal, 'a2' ) === null );
- ok( animalStoreColl.size() === 0 );
- // Collection
- animals = new AnimalCollection( [ { id: 'a3' }, { id: 'a4' } ] );
- animal = animals.first();
- ok( Backbone.Relational.store.find( Animal, 'a3' ) === animal );
- ok( animalStoreColl.size() === 2 );
- Backbone.Relational.store.unregister( animals );
- ok( Backbone.Relational.store.find( Animal, 'a3' ) === null );
- ok( animalStoreColl.size() === 0 );
- // Store collection
- animals = new AnimalCollection( [ { id: 'a5' }, { id: 'a6' } ] );
- ok( animalStoreColl.size() === 2 );
- Backbone.Relational.store.unregister( animalStoreColl );
- ok( animalStoreColl.size() === 0 );
- // Model type
- animals = new AnimalCollection( [ { id: 'a7' }, { id: 'a8' } ] );
- ok( animalStoreColl.size() === 2 );
- Backbone.Relational.store.unregister( Animal );
- ok( animalStoreColl.size() === 0 );
- });
- test( "`eventQueue` is unblocked again after a duplicate id error", 3, function() {
- var node = new Node( { id: 1 } );
- ok( Backbone.Relational.eventQueue.isBlocked() === false );
- try {
- duplicateNode = new Node( { id: 1 } );
- }
- catch( error ) {
- ok( true, "Duplicate id error thrown" );
- }
- ok( Backbone.Relational.eventQueue.isBlocked() === false );
- });
- test( "Don't allow setting a duplicate `id`", 4, function() {
- var a = new Zoo(); // This object starts with no id.
- var b = new Zoo( { 'id': 42 } ); // This object starts with an id of 42.
- equal( b.id, 42 );
- try {
- a.set( 'id', 42 );
- }
- catch( error ) {
- ok( true, "Duplicate id error thrown" );
- }
- ok( !a.id, "a.id=" + a.id );
- equal( b.id, 42 );
- });
-
- test( "Models are created from objects, can then be found, destroyed, cannot be found anymore", function() {
- var houseId = 'house-10';
- var personId = 'person-10';
-
- var anotherHouse = new House({
- id: houseId,
- location: 'no country for old men',
- resource_uri: houseId,
- occupants: [{
- id: personId,
- name: 'Remi',
- resource_uri: personId
- }]
- });
-
- ok( anotherHouse.get('occupants') instanceof Backbone.Collection, "Occupants is a Collection" );
- ok( anotherHouse.get('occupants').get( personId ) instanceof Person, "Occupants contains the Person with id='" + personId + "'" );
-
- var person = Backbone.Relational.store.find( Person, personId );
-
- ok( person, "Person with id=" + personId + " is found in the store" );
-
- var request = person.destroy();
- // Trigger the 'success' callback to fire the 'destroy' event
- request.success();
-
- person = Backbone.Relational.store.find( Person, personId );
-
- ok( !person, personId + " is not found in the store anymore" );
- ok( !anotherHouse.get('occupants').get( personId ), "Occupants no longer contains the Person with id='" + personId + "'" );
-
- request = anotherHouse.destroy();
- // Trigger the 'success' callback to fire the 'destroy' event
- request.success();
-
- var house = Backbone.Relational.store.find( House, houseId );
-
- ok( !house, houseId + " is not found in the store anymore" );
- });
-
-
- test( "Model.collection is the first collection a Model is added to by an end-user (not its Backbone.Store collection!)", function() {
- var person = new Person( { id: 5, name: 'New guy' } );
- var personColl = new PersonCollection();
- personColl.add( person );
- ok( person.collection === personColl );
- });
- test( "Models don't get added to the store until the get an id", function() {
- var storeColl = Backbone.Relational.store.getCollection( Node ),
- node1 = new Node( { id: 1 } ),
- node2 = new Node();
- ok( storeColl.contains( node1 ) );
- ok( !storeColl.contains( node2 ) );
- node2.set( { id: 2 } );
- ok( storeColl.contains( node1 ) );
- });
-
- test( "All models can be found after adding them to a Collection via 'Collection.reset'", function() {
- var nodes = [
- { id: 1, parent: null },
- { id: 2, parent: 1 },
- { id: 3, parent: 4 },
- { id: 4, parent: 1 }
- ];
-
- var nodeList = new NodeList();
- nodeList.reset( nodes );
-
- var storeColl = Backbone.Relational.store.getCollection( Node );
- equal( storeColl.length, 4, "Every Node is in Backbone.Relational.store" );
- ok( Backbone.Relational.store.find( Node, 1 ) instanceof Node, "Node 1 can be found" );
- ok( Backbone.Relational.store.find( Node, 2 ) instanceof Node, "Node 2 can be found" );
- ok( Backbone.Relational.store.find( Node, 3 ) instanceof Node, "Node 3 can be found" );
- ok( Backbone.Relational.store.find( Node, 4 ) instanceof Node, "Node 4 can be found" );
- });
-
- test( "Inheritance creates and uses a separate collection", function() {
- var whale = new Animal( { id: 1, species: 'whale' } );
- ok( Backbone.Relational.store.find( Animal, 1 ) === whale );
-
- var numCollections = Backbone.Relational.store._collections.length;
-
- var Mammal = Animal.extend({
- urlRoot: '/mammal/'
- });
-
- var lion = new Mammal( { id: 1, species: 'lion' } );
- var donkey = new Mammal( { id: 2, species: 'donkey' } );
-
- equal( Backbone.Relational.store._collections.length, numCollections + 1 );
- ok( Backbone.Relational.store.find( Animal, 1 ) === whale );
- ok( Backbone.Relational.store.find( Mammal, 1 ) === lion );
- ok( Backbone.Relational.store.find( Mammal, 2 ) === donkey );
-
- var Primate = Mammal.extend({
- urlRoot: '/primate/'
- });
-
- var gorilla = new Primate( { id: 1, species: 'gorilla' } );
-
- equal( Backbone.Relational.store._collections.length, numCollections + 2 );
- ok( Backbone.Relational.store.find( Primate, 1 ) === gorilla );
- });
-
- test( "Inheritance with `subModelTypes` uses the same collection as the model's super", function() {
- var Mammal = Animal.extend({
- subModelTypes: {
- 'primate': 'Primate',
- 'carnivore': 'Carnivore'
- }
- });
- window.Primate = Mammal.extend();
- window.Carnivore = Mammal.extend();
- var lion = new Carnivore( { id: 1, species: 'lion' } );
- var wolf = new Carnivore( { id: 2, species: 'wolf' } );
- var numCollections = Backbone.Relational.store._collections.length;
- var whale = new Mammal( { id: 3, species: 'whale' } );
- equal( Backbone.Relational.store._collections.length, numCollections, "`_collections` should have remained the same" );
- ok( Backbone.Relational.store.find( Mammal, 1 ) === lion );
- ok( Backbone.Relational.store.find( Mammal, 2 ) === wolf );
- ok( Backbone.Relational.store.find( Mammal, 3 ) === whale );
- ok( Backbone.Relational.store.find( Carnivore, 1 ) === lion );
- ok( Backbone.Relational.store.find( Carnivore, 2 ) === wolf );
- ok( Backbone.Relational.store.find( Carnivore, 3 ) !== whale );
- var gorilla = new Primate( { id: 4, species: 'gorilla' } );
- equal( Backbone.Relational.store._collections.length, numCollections, "`_collections` should have remained the same" );
- ok( Backbone.Relational.store.find( Animal, 4 ) !== gorilla );
- ok( Backbone.Relational.store.find( Mammal, 4 ) === gorilla );
- ok( Backbone.Relational.store.find( Primate, 4 ) === gorilla );
- delete window.Primate;
- delete window.Carnivore;
- });
- test( "findOrCreate does not modify attributes hash if parse is used, prior to creating new model", function () {
- var model = Backbone.RelationalModel.extend({
- parse: function( response ) {
- response.id = response.id + 'something';
- return response;
- }
- });
- var attributes = {id: 42, foo: "bar"};
- var testAttributes = {id: 42, foo: "bar"};
- model.findOrCreate( attributes, { parse: true, merge: false, create: false } );
- ok( _.isEqual( attributes, testAttributes ), "attributes hash should not be modified" );
- });
-
- module( "Backbone.RelationalModel", { setup: initObjects } );
-
- test( "Return values: set returns the Model", function() {
- var personId = 'person-10';
- var person = new Person({
- id: personId,
- name: 'Remi',
- resource_uri: personId
- });
-
- var result = person.set( { 'name': 'Hector' } );
- ok( result === person, "Set returns the model" );
- });
- test( "`clear`", function() {
- var person = new Person( { id: 'person-10' } );
- ok( person === Person.findOrCreate( 'person-10' ) );
- person.clear();
- ok( !person.id );
- ok( !Person.findOrCreate( 'person-10' ) );
- person.set( { id: 'person-10' } );
- ok( person === Person.findOrCreate( 'person-10' ) );
- });
-
- test( "getRelations", function() {
- var relations = person1.getRelations();
- equal( relations.length, 6 );
- ok( _.every( relations, function( rel ) {
- return rel instanceof Backbone.Relation;
- })
- );
- });
-
- test( "getRelation", function() {
- var userRel = person1.getRelation( 'user' );
- ok( userRel instanceof Backbone.HasOne );
- equal( userRel.key, 'user' );
- var jobsRel = person1.getRelation( 'jobs' );
- ok( jobsRel instanceof Backbone.HasMany );
- equal( jobsRel.key, 'jobs' );
- ok( person1.getRelation( 'nope' ) == null );
- });
-
- test( "getAsync on a HasOne relation", function() {
- var errorCount = 0;
- var person = new Person({
- id: 'person-10',
- resource_uri: 'person-10',
- user: 'user-10'
- });
- var idsToFetch = person.getIdsToFetch( 'user' );
- deepEqual( idsToFetch, [ 'user-10' ] );
-
- var request = person.getAsync( 'user', { error: function() {
- errorCount++;
- }
- });
-
- ok( _.isObject( request ) && request.always && request.done && request.fail );
- equal( window.requests.length, 1, "A single request has been made" );
- ok( person.get( 'user' ) instanceof User );
-
- // Triggering the 'error' callback should destroy the model
- window.requests[ 0 ].error();
- // Trigger the 'success' callback on the `destroy` call to actually fire the 'destroy' event
- _.last( window.requests ).success();
- ok( !person.get( 'user' ), "User has been destroyed & removed" );
- equal( errorCount, 1, "The error callback executed successfully" );
-
- var person2 = new Person({
- id: 'person-11',
- resource_uri: 'person-11'
- });
-
- request = person2.getAsync( 'user' );
- equal( window.requests.length, 1, "No request was made" );
- });
-
- test( "getAsync on a HasMany relation", function() {
- var errorCount = 0;
- var zoo = new Zoo({
- animals: [ { id: 'monkey-1' }, 'lion-1', 'zebra-1' ]
- });
- var idsToFetch = zoo.getIdsToFetch( 'animals' );
- deepEqual( idsToFetch, [ 'lion-1', 'zebra-1' ] );
-
- //
- // Case 1: separate requests for each model
- //
- window.requests = [];
- var request = zoo.getAsync( 'animals', { error: function() { errorCount++; } } );
- ok( _.isObject( request ) && request.always && request.done && request.fail );
- equal( window.requests.length, 2, "Two requests have been made (a separate one for each animal)" );
- equal( zoo.get( 'animals' ).length, 3, "Three animals in the zoo" );
-
- // Triggering the 'error' callback for one request should destroy the model
- window.requests[ 0 ].error();
- // Trigger the 'success' callback on the `destroy` call to actually fire the 'destroy' event
- _.last( window.requests ).success();
-
- equal( zoo.get( 'animals' ).length, 2, "Two animals left in the zoo" );
- equal( errorCount, 1, "The error callback executed successfully" );
-
- //
- // Case 2: one request per fetch (generated by the collection)
- //
- // Give 'zoo' a custom url function that builds a url to fetch a set of models from their ids
- window.requests = [];
- errorCount = 0;
- zoo.get( 'animals' ).url = function( models ) {
- return '/animal/' + ( models ? 'set/' + _.pluck( models, 'id' ).join(';') + '/' : '' );
- };
-
- // Set two new animals to be fetched; both should be fetched in a single request
- zoo.set( { animals: [ 'monkey-1', 'lion-2', 'zebra-2' ] } );
-
- equal( zoo.get( 'animals' ).length, 1 );
- // `getAsync` creates two placeholder models for the ids present in the relation.
- window.requests = [];
- request = zoo.getAsync( 'animals', { error: function() { errorCount++; } } );
-
- ok( _.isObject( request ) && request.always && request.done && request.fail );
- equal( window.requests.length, 1 );
- equal( _.last( window.requests ).url, '/animal/set/lion-2;zebra-2/' );
- equal( zoo.get('animals').length, 3, "Three animals in the zoo" );
-
- // Triggering the 'error' callback (some error occured during fetching) should trigger the 'destroy' event
- // on both fetched models, but should NOT actually make 'delete' requests to the server!
- _.last( window.requests ).error();
- equal( window.requests.length, 1, "An error occured when fetching, but no DELETE requests are made to the server while handling local cleanup." );
-
- equal( zoo.get( 'animals' ).length, 1, "Both animals are destroyed" );
- equal( errorCount, 2, "The error callback executed successfully for both models" );
-
- // Try to re-fetch; nothing left to get though
- window.requests = [];
- request = zoo.getAsync( 'animals' );
-
- equal( window.requests.length, 0 );
- equal( zoo.get( 'animals' ).length, 1 );
- // Re-fetch the existing model
- window.requests = [];
- request = zoo.getAsync( 'animals', { refresh: true } );
- equal( window.requests.length, 1 );
- equal( _.last( window.requests ).url, '/animal/set/monkey-1/' );
- equal( zoo.get( 'animals' ).length, 1 );
- // An error while refreshing an existing model shouldn't affect it
- window.requests[ 0 ].error();
- equal( zoo.get( 'animals' ).length, 1 );
- });
- test( "getAsync", 8, function() {
- var zoo = Zoo.findOrCreate( { id: 'z-1', animals: [ 'cat-1' ] } );
- zoo.on( 'add:animals', function( animal ) {
- console.log( 'add:animals=%o', animal );
- animal.on( 'change:favoriteFood', function( model, food ) {
- console.log( '%s eats %s', animal.get( 'name' ), food.get( 'name' ) );
- });
- });
- zoo.getAsync( 'animals' ).done( function( animals ) {
- ok( animals instanceof AnimalCollection );
- ok( animals.length === 1 );
- var cat = zoo.get( 'animals' ).at( 0 );
- equal( cat.get( 'name' ), 'Tiger' );
- cat.getAsync( 'favoriteFood' ).done( function( food ) {
- equal( food.get( 'name' ), 'Cheese', 'Favorite food is cheese' );
- });
- });
- equal( zoo.get( 'animals' ).length, 1 );
- equal( window.requests.length, 1 );
- equal( _.last( window.requests ).url, '/animal/cat-1' );
- // Declare success
- _.last( window.requests ).respond( 200, { id: 'cat-1', name: 'Tiger', favoriteFood: 'f-2' } );
- equal( window.requests.length, 2 );
- _.last( window.requests ).respond( 200, { id: 'f-2', name: 'Cheese' } );
- });
- test( "autoFetch a HasMany relation", function() {
- var shopOne = new Shop({
- id: 'shop-1',
- customers: ['customer-1', 'customer-2']
- });
- equal( requests.length, 2, "Two requests to fetch the users has been made" );
- requests.length = 0;
- var shopTwo = new Shop({
- id: 'shop-2',
- customers: ['customer-1', 'customer-3']
- });
- equal( requests.length, 1, "A request to fetch a user has been made" ); //as customer-1 has already been fetched
- });
- test( "autoFetch on a HasOne relation (with callbacks)", function() {
- var shopThree = new Shop({
- id: 'shop-3',
- address: 'address-3'
- });
- equal( requests.length, 1, "A request to fetch the address has been made" );
-
- var res = { successOK: false, errorOK: false };
-
- requests[0].success( res );
- equal( res.successOK, true, "The success() callback has been called" );
- requests.length = 0;
- var shopFour = new Shop({
- id: 'shop-4',
- address: 'address-4'
- });
- equal( requests.length, 1, "A request to fetch the address has been made" );
- requests[0].error( res );
- equal( res.errorOK, true, "The error() callback has been called" );
- });
- test( "autoFetch false by default", function() {
- var agentOne = new Agent({
- id: 'agent-1',
- customers: ['customer-4', 'customer-5']
- });
- equal( requests.length, 0, "No requests to fetch the customers has been made as autoFetch was not defined" );
- agentOne = new Agent({
- id: 'agent-2',
- address: 'address-5'
- });
- equal( requests.length, 0, "No requests to fetch the customers has been made as autoFetch was set to false" );
- });
- test( "`clone`", function() {
- var user = person1.get( 'user' );
- // HasOne relations should stay with the original model
- var newPerson = person1.clone();
- ok( newPerson.get( 'user' ) === null );
- ok( person1.get( 'user' ) === user );
- });
- test( "`save` (with `wait`)", function() {
- var node1 = new Node({ id: '1', parent: '3', name: 'First node' } ),
- node2 = new Node({ id: '2', name: 'Second node' });
- // Set node2's parent to node1 in a request with `wait: true`
- var request = node2.save( 'parent', node1, { wait: true } ),
- json = JSON.parse( request.data );
- ok( _.isObject( json.parent ) );
- equal( json.parent.id, '1' );
- equal( node2.get( 'parent' ), null );
- request.success();
- equal( node2.get( 'parent' ), node1 );
- // Save a new node as node2's parent, only specified as JSON in the call to save
- request = node2.save( 'parent', { id: '3', parent: '2', name: 'Third node' }, { wait: true } );
- json = JSON.parse( request.data );
- ok( _.isObject( json.parent ) );
- equal( json.parent.id, '3' );
- equal( node2.get( 'parent' ), node1 );
- request.success();
- var node3 = node2.get( 'parent' );
- ok( node3 instanceof Node );
- equal( node3.id, '3' );
- // Try to reset node2's parent to node1, but fail the request
- request = node2.save( 'parent', node1, { wait: true } );
- request.error();
- equal( node2.get( 'parent' ), node3 );
- // See what happens for different values of `includeInJSON`...
- // For `Person.user`, just the `idAttribute` should be serialized to the keyDestination `user_id`
- var user1 = person1.get( 'user' );
- request = person1.save( 'user', null, { wait: true } );
- json = JSON.parse( request.data );
- console.log( request, json );
- equal( person1.get( 'user' ), user1 );
- request.success( json );
- equal( person1.get( 'user' ), null );
- request = person1.save( 'user', user1, { wait: true } );
- json = JSON.parse( request.data );
- equal( json.user_id, user1.id );
- equal( person1.get( 'user' ), null );
- request.success( json );
- equal( person1.get( 'user' ), user1 );
- // Save a collection with `wait: true`
- var zoo = new Zoo( { id: 'z1' } ),
- animal1 = new Animal( { id: 'a1', species: 'Goat', name: 'G' } ),
- coll = new Backbone.Collection( [ { id: 'a2', species: 'Rabbit', name: 'R' }, animal1 ] );
- request = zoo.save( 'animals', coll, { wait: true } );
- json = JSON.parse( request.data );
- console.log( request, json );
- ok( zoo.get( 'animals' ).length === 0 );
- request.success( json );
- ok( zoo.get( 'animals' ).length === 2 );
- console.log( animal1 );
- });
- test( "`Collection.create` (with `wait`)", function() {
- var nodeColl = new NodeList(),
- nodesAdded = 0;
- nodeColl.on( 'add', function( model, collection, options ) {
- nodesAdded++;
- });
- nodeColl.create({ id: '3', parent: '2', name: 'Third node' }, { wait: true });
- ok( nodesAdded === 0 );
- requests[ requests.length - 1 ].success();
- ok( nodesAdded === 1 );
- nodeColl.create({ id: '4', name: 'Third node' }, { wait: true });
- ok( nodesAdded === 1 );
- requests[ requests.length - 1 ].error();
- ok( nodesAdded === 1 );
- });
-
- test( "`toJSON`: simple cases", function() {
- var node = new Node({ id: '1', parent: '3', name: 'First node' });
- new Node({ id: '2', parent: '1', name: 'Second node' });
- new Node({ id: '3', parent: '2', name: 'Third node' });
-
- var json = node.toJSON();
- ok( json.children.length === 1 );
- });
- test("'toJSON' should return null for relations that are set to null, even when model is not fetched", function() {
- var person = new Person( { user : 'u1' } );
- equal( person.toJSON().user_id, 'u1' );
- person.set( 'user', null );
- equal( person.toJSON().user_id, null );
- person = new Person( { user: new User( { id : 'u2' } ) } );
- equal( person.toJSON().user_id, 'u2' );
- person.set( { user: 'unfetched_user_id' } );
- equal( person.toJSON().user_id, 'unfetched_user_id' );
- });
- test( "`toJSON` should include ids for 'unknown' or 'missing' models (if `includeInJSON` is `idAttribute`)", function() {
- // See GH-191
- // `Zoo` shouldn't be affected; `animals.includeInJSON` is not equal to `idAttribute`
- var zoo = new Zoo({ id: 'z1', animals: [ 'a1', 'a2' ] }),
- zooJSON = zoo.toJSON();
- ok( _.isArray( zooJSON.animals ) );
- equal( zooJSON.animals.length, 0, "0 animals in zooJSON; it serializes an array of attributes" );
- var a1 = new Animal( { id: 'a1' } );
- zooJSON = zoo.toJSON();
- equal( zooJSON.animals.length, 1, "1 animals in zooJSON; it serializes an array of attributes" );
- // Agent -> Customer; `idAttribute` on a HasMany
- var agent = new Agent({ id: 'a1', customers: [ 'c1', 'c2' ] } ),
- agentJSON = agent.toJSON();
- ok( _.isArray( agentJSON.customers ) );
- equal( agentJSON.customers.length, 2, "2 customers in agentJSON; it serializes the `idAttribute`" );
- var c1 = new Customer( { id: 'c1' } );
- equal( agent.get( 'customers' ).length, 1, '1 customer in agent' );
- agentJSON = agent.toJSON();
- equal( agentJSON.customers.length, 2, "2 customers in agentJSON; `idAttribute` for 1 missing, other existing" );
- //c1.destroy();
- //agentJSON = agent.toJSON();
- //equal( agentJSON.customers.length, 1, "1 customer in agentJSON; `idAttribute` for 1 missing, other destroyed" );
- agent.set( 'customers', [ 'c1', 'c3' ] );
- var c3 = new Customer( { id: 'c3' } );
- agentJSON = agent.toJSON();
- equal( agentJSON.customers.length, 2, "2 customers in agentJSON; 'c1' already existed, 'c3' created" );
- agent.get( 'customers' ).remove( c1 );
- agentJSON = agent.toJSON();
- equal( agentJSON.customers.length, 1, "1 customer in agentJSON; 'c1' removed, 'c3' still in there" );
- // Person -> User; `idAttribute` on a HasOne
- var person = new Person({ id: 'p1', user: 'u1' } ),
- personJSON = person.toJSON();
- equal( personJSON.user_id, 'u1', "`user_id` gets set in JSON" );
- var u1 = new User( { id: 'u1' } );
- personJSON = person.toJSON();
- ok( u1.get( 'person' ) === person );
- equal( personJSON.user_id, 'u1', "`user_id` gets set in JSON" );
- person.set( 'user', 'u1' );
- personJSON = person.toJSON();
- equal( personJSON.user_id, 'u1', "`user_id` gets set in JSON" );
- u1.destroy();
- personJSON = person.toJSON();
- ok( !u1.get( 'person' ) );
- equal( personJSON.user_id, 'u1', "`user_id` still gets set in JSON" );
- });
- test( "`toJSON` should include ids for unregistered models (if `includeInJSON` is `idAttribute`)", function() {
-
- // Person -> User; `idAttribute` on a HasOne
- var person = new Person({ id: 'p1', user: 'u1' } ),
- personJSON = person.toJSON();
- equal( personJSON.user_id, 'u1', "`user_id` gets set in JSON even though no user obj exists" );
- var u1 = new User( { id: 'u1' } );
- personJSON = person.toJSON();
- ok( u1.get( 'person' ) === person );
- equal( personJSON.user_id, 'u1', "`user_id` gets set in JSON after matching user obj is created" );
- Backbone.Relational.store.unregister(u1);
- personJSON = person.toJSON();
- equal( personJSON.user_id, 'u1', "`user_id` gets set in JSON after user was unregistered from store" );
- });
- test( "`parse` gets called through `findOrCreate`", function() {
- var parseCalled = 0;
- Zoo.prototype.parse = Animal.prototype.parse = function( resp, options ) {
- parseCalled++;
- return resp;
- };
- var zoo = Zoo.findOrCreate({
- id: '1',
- name: 'San Diego Zoo',
- animals: [ { id: 'a' } ]
- }, { parse: true } );
- var animal = zoo.get( 'animals' ).first();
- ok( animal.get( 'livesIn' ) );
- ok( animal.get( 'livesIn' ) instanceof Zoo );
- ok( animal.get( 'livesIn' ).get( 'animals' ).get( animal ) === animal );
- // `parse` gets called by `findOrCreate` directly when trying to lookup `1`,
- // and the parsed attributes are passed to `build` (called from `findOrCreate`) with `{ parse: false }`,
- // rather than having `parse` called again by the Zoo constructor.
- ok( parseCalled === 1, 'parse called 1 time? ' + parseCalled );
- parseCalled = 0;
- animal = new Animal({ id: 'b' });
- animal.set({
- id: 'b',
- livesIn: {
- id: '2',
- name: 'San Diego Zoo',
- animals: [ 'b' ]
- }
- }, { parse: true } );
- ok( animal.get( 'livesIn' ) );
- ok( animal.get( 'livesIn' ) instanceof Zoo );
- ok( animal.get( 'livesIn' ).get( 'animals' ).get( animal ) === animal );
- ok( parseCalled === 0, 'parse called 0 times? ' + parseCalled );
- // Reset `parse` methods
- Zoo.prototype.parse = Animal.prototype.parse = Backbone.RelationalModel.prototype.parse;
- });
- test( "`Collection#parse` with RelationalModel simple case", function() {
- var Contact = Backbone.RelationalModel.extend({
- parse: function( response ) {
- response.bar = response.foo * 2;
- return response;
- }
- });
- var Contacts = Backbone.Collection.extend({
- model: Contact,
- url: '/contacts',
- parse: function( response ) {
- return response.items;
- }
- });
- var contacts = new Contacts();
- contacts.fetch({
- // fake response for testing
- response: {
- status: 200,
- responseText: { items: [ { foo: 1 }, { foo: 2 } ] }
- }
- });
- equal( contacts.length, 2, 'Collection response was fetched properly' );
- var contact = contacts.first();
- ok( contact , 'Collection has a non-null item' );
- ok( contact instanceof Contact, '... of the type type' );
- equal( contact.get('foo'), 1, '... with correct fetched value' );
- equal( contact.get('bar'), 2, '... with correct parsed value' );
- });
- test( "By default, `parse` should only get called on top-level objects; not for nested models and collections", function() {
- var companyData = {
- 'data': {
- 'id': 'company-1',
- 'contacts': [
- {
- 'id': '1'
- },
- {
- 'id': '2'
- }
- ]
- }
- };
- var Contact = Backbone.RelationalModel.extend();
- var Contacts = Backbone.Collection.extend({
- model: Contact
- });
- var Company = Backbone.RelationalModel.extend({
- urlRoot: '/company/',
- relations: [{
- type: Backbone.HasMany,
- key: 'contacts',
- relatedModel: Contact,
- collectionType: Contacts
- }]
- });
- var parseCalled = 0;
- Company.prototype.parse = Contact.prototype.parse = Contacts.prototype.parse = function( resp, options ) {
- parseCalled++;
- return resp.data || resp;
- };
- var company = new Company( companyData, { parse: true } ),
- contacts = company.get( 'contacts' ),
- contact = contacts.first();
- ok( company.id === 'company-1' );
- ok( contact && contact.id === '1', 'contact exists' );
- ok( parseCalled === 1, 'parse called 1 time? ' + parseCalled );
- // simulate what would happen if company.fetch() was called.
- company.fetch({
- parse: true,
- response: {
- status: 200,
- responseText: _.clone( companyData )
- }
- });
- ok( parseCalled === 2, 'parse called 2 times? ' + parseCalled );
- ok( contacts === company.get( 'contacts' ), 'contacts collection is same instance after fetch' );
- equal( contacts.length, 2, '... with correct length' );
- ok( contact && contact.id === '1', 'contact exists' );
- ok( contact === contacts.first(), '... and same model instances' );
- });
- test( "constructor.findOrCreate", function() {
- var personColl = Backbone.Relational.store.getCollection( person1 ),
- origPersonCollSize = personColl.length;
- // Just find an existing model
- var person = Person.findOrCreate( person1.id );
- ok( person === person1 );
- ok( origPersonCollSize === personColl.length, "Existing person was found (none created)" );
- // Update an existing model
- person = Person.findOrCreate( { id: person1.id, name: 'dude' } );
- equal( person.get( 'name' ), 'dude' );
- equal( person1.get( 'name' ), 'dude' );
- ok( origPersonCollSize === personColl.length, "Existing person was updated (none created)" );
- // Look for a non-existent person; 'options.create' is false
- person = Person.findOrCreate( { id: 5001 }, { create: false } );
- ok( !person );
- ok( origPersonCollSize === personColl.length, "No person was found (none created)" );
- // Create a new model
- person = Person.findOrCreate( { id: 5001 } );
- ok( person instanceof Person );
- ok( origPersonCollSize + 1 === personColl.length, "No person was found (1 created)" );
- // Find when options.merge is false
- person = Person.findOrCreate( { id: person1.id, name: 'phil' }, { merge: false } );
- equal( person.get( 'name' ), 'dude' );
- equal( person1.get( 'name' ), 'dude' );
- });
- test( "constructor.find", function() {
- var personColl = Backbone.Relational.store.getCollection( person1 ),
- origPersonCollSize = personColl.length;
- // Look for a non-existent person
- person = Person.find( { id: 5001 } );
- ok( !person );
- });
- test( "change events in relation can use changedAttributes properly", function() {
- var scope = {};
- Backbone.Relational.store.addModelScope( scope );
- scope.PetAnimal = Backbone.RelationalModel.extend({
- subModelTypes: {
- 'cat': 'Cat',
- 'dog': 'Dog'
- }
- });
- scope.Dog = scope.PetAnimal.extend();
- scope.Cat = scope.PetAnimal.extend();
- scope.PetOwner = Backbone.RelationalModel.extend({
- relations: [{
- type: Backbone.HasMany,
- key: 'pets',
- relatedModel: scope.PetAnimal,
- reverseRelation: {
- key: 'owner'
- }
- }]
- });
- var owner = new scope.PetOwner( { id: 'owner-2354' } );
- var animal = new scope.Dog( { type: 'dog', id: '238902', color: 'blue' } );
- equal( animal.get('color'), 'blue', 'animal starts out blue' );
- var changes = 0, changedAttrs = null;
- animal.on('change', function(model, options) {
- changes++;
- changedAttrs = model.changedAttributes();
- });
- animal.set( { color: 'green' } );
- equal( changes, 1, 'change event gets called after animal.set' );
- equal( changedAttrs.color, 'green', '... with correct properties in "changedAttributes"' );
- owner.set(owner.parse({
- id: 'owner-2354',
- pets: [ { id: '238902', type: 'dog', color: 'red' } ]
- }));
- equal( animal.get('color'), 'red', 'color gets updated properly' );
- equal( changes, 2, 'change event gets called after owner.set' );
- equal( changedAttrs.color, 'red', '... with correct properties in "changedAttributes"' );
- });
- test( 'change events should not fire on new items in Collection#set', function() {
- var modelChangeEvents = 0,
- collectionChangeEvents = 0;
- var Animal2 = Animal.extend({
- initialize: function(options) {
- this.on( 'all', function( name, event ) {
- //console.log( 'Animal2: %o', arguments );
- if ( name.indexOf( 'change' ) === 0 ) {
- modelChangeEvents++;
- }
- });
- }
- });
- var AnimalCollection2 = AnimalCollection.extend({
- model: Animal2,
- initialize: function(options) {
- this.on( 'all', function( name, event ) {
- //console.log( 'AnimalCollection2: %o', arguments );
- if ( name.indexOf('change') === 0 ) {
- collectionChangeEvents++;
- }
- });
- }
- });
- var zoo = new Zoo( { id: 'zoo-1' } );
- var coll = new AnimalCollection2();
- coll.set( [{
- id: 'animal-1',
- livesIn: 'zoo-1'
- }] );
- equal( collectionChangeEvents, 0, 'no change event should be triggered on the collection' );
- modelChangeEvents = collectionChangeEvents = 0;
- coll.at( 0 ).set( 'name', 'Willie' );
- equal( modelChangeEvents, 2, 'change event should be triggered' );
- });
-
- module( "Backbone.RelationalModel inheritance (`subModelTypes`)", { setup: reset } );
- test( "Object building based on type, when using explicit collections" , function() {
- var scope = {};
- Backbone.Relational.store.addModelScope( scope );
- scope.Mammal = Animal.extend({
- subModelTypes: {
- 'primate': 'Primate',
- 'carnivore': 'Carnivore',
- 'ape': 'Primate' // To check multiple keys for the same submodel; see GH-429
- }
- });
- scope.Primate = scope.Mammal.extend({
- subModelTypes: {
- 'human': 'Human'
- }
- });
- scope.Human = scope.Primate.extend();
- scope.Carnivore = scope.Mammal.extend();
- var MammalCollection = AnimalCollection.extend({
- model: scope.Mammal
- });
- var mammals = new MammalCollection( [
- …
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