1111 lines
34 KiB
JavaScript
1111 lines
34 KiB
JavaScript
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(function() {
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var proxy = Backbone.Model.extend();
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var klass = Backbone.Collection.extend({
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url : function() { return '/collection'; }
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});
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var doc, collection;
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module("Backbone.Model", {
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setup: function() {
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doc = new proxy({
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id : '1-the-tempest',
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title : "The Tempest",
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author : "Bill Shakespeare",
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length : 123
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});
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collection = new klass();
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collection.add(doc);
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}
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});
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test("initialize", 3, function() {
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var Model = Backbone.Model.extend({
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initialize: function() {
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this.one = 1;
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equal(this.collection, collection);
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}
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});
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var model = new Model({}, {collection: collection});
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equal(model.one, 1);
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equal(model.collection, collection);
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});
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test("initialize with attributes and options", 1, function() {
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var Model = Backbone.Model.extend({
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initialize: function(attributes, options) {
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this.one = options.one;
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}
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});
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var model = new Model({}, {one: 1});
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equal(model.one, 1);
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});
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test("initialize with parsed attributes", 1, function() {
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var Model = Backbone.Model.extend({
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parse: function(attrs) {
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attrs.value += 1;
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return attrs;
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}
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});
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var model = new Model({value: 1}, {parse: true});
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equal(model.get('value'), 2);
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});
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test("initialize with defaults", 2, function() {
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var Model = Backbone.Model.extend({
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defaults: {
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first_name: 'Unknown',
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last_name: 'Unknown'
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}
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});
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var model = new Model({'first_name': 'John'});
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equal(model.get('first_name'), 'John');
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equal(model.get('last_name'), 'Unknown');
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});
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test("parse can return null", 1, function() {
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var Model = Backbone.Model.extend({
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parse: function(attrs) {
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attrs.value += 1;
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return null;
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}
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});
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var model = new Model({value: 1}, {parse: true});
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equal(JSON.stringify(model.toJSON()), "{}");
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});
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test("url", 3, function() {
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doc.urlRoot = null;
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equal(doc.url(), '/collection/1-the-tempest');
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doc.collection.url = '/collection/';
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equal(doc.url(), '/collection/1-the-tempest');
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doc.collection = null;
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raises(function() { doc.url(); });
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doc.collection = collection;
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});
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test("url when using urlRoot, and uri encoding", 2, function() {
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var Model = Backbone.Model.extend({
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urlRoot: '/collection'
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});
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var model = new Model();
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equal(model.url(), '/collection');
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model.set({id: '+1+'});
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equal(model.url(), '/collection/%2B1%2B');
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});
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test("url when using urlRoot as a function to determine urlRoot at runtime", 2, function() {
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var Model = Backbone.Model.extend({
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urlRoot: function() {
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return '/nested/' + this.get('parent_id') + '/collection';
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}
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});
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var model = new Model({parent_id: 1});
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equal(model.url(), '/nested/1/collection');
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model.set({id: 2});
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equal(model.url(), '/nested/1/collection/2');
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});
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test("underscore methods", 5, function() {
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var model = new Backbone.Model({ 'foo': 'a', 'bar': 'b', 'baz': 'c' });
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var model2 = model.clone();
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deepEqual(model.keys(), ['foo', 'bar', 'baz']);
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deepEqual(model.values(), ['a', 'b', 'c']);
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deepEqual(model.invert(), { 'a': 'foo', 'b': 'bar', 'c': 'baz' });
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deepEqual(model.pick('foo', 'baz'), {'foo': 'a', 'baz': 'c'});
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deepEqual(model.omit('foo', 'bar'), {'baz': 'c'});
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});
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test("clone", 10, function() {
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var a = new Backbone.Model({ 'foo': 1, 'bar': 2, 'baz': 3});
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var b = a.clone();
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equal(a.get('foo'), 1);
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equal(a.get('bar'), 2);
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equal(a.get('baz'), 3);
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equal(b.get('foo'), a.get('foo'), "Foo should be the same on the clone.");
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equal(b.get('bar'), a.get('bar'), "Bar should be the same on the clone.");
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equal(b.get('baz'), a.get('baz'), "Baz should be the same on the clone.");
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a.set({foo : 100});
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equal(a.get('foo'), 100);
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equal(b.get('foo'), 1, "Changing a parent attribute does not change the clone.");
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var foo = new Backbone.Model({p: 1});
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var bar = new Backbone.Model({p: 2});
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bar.set(foo.clone().attributes, {unset: true});
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equal(foo.get('p'), 1);
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equal(bar.get('p'), undefined);
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});
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test("isNew", 6, function() {
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var a = new Backbone.Model({ 'foo': 1, 'bar': 2, 'baz': 3});
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ok(a.isNew(), "it should be new");
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a = new Backbone.Model({ 'foo': 1, 'bar': 2, 'baz': 3, 'id': -5 });
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ok(!a.isNew(), "any defined ID is legal, negative or positive");
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a = new Backbone.Model({ 'foo': 1, 'bar': 2, 'baz': 3, 'id': 0 });
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ok(!a.isNew(), "any defined ID is legal, including zero");
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ok( new Backbone.Model({ }).isNew(), "is true when there is no id");
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ok(!new Backbone.Model({ 'id': 2 }).isNew(), "is false for a positive integer");
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ok(!new Backbone.Model({ 'id': -5 }).isNew(), "is false for a negative integer");
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});
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test("get", 2, function() {
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equal(doc.get('title'), 'The Tempest');
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equal(doc.get('author'), 'Bill Shakespeare');
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});
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test("escape", 5, function() {
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equal(doc.escape('title'), 'The Tempest');
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doc.set({audience: 'Bill & Bob'});
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equal(doc.escape('audience'), 'Bill & Bob');
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doc.set({audience: 'Tim > Joan'});
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equal(doc.escape('audience'), 'Tim > Joan');
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doc.set({audience: 10101});
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equal(doc.escape('audience'), '10101');
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doc.unset('audience');
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equal(doc.escape('audience'), '');
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});
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test("has", 10, function() {
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var model = new Backbone.Model();
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strictEqual(model.has('name'), false);
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model.set({
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'0': 0,
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'1': 1,
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'true': true,
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'false': false,
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'empty': '',
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'name': 'name',
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'null': null,
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'undefined': undefined
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});
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strictEqual(model.has('0'), true);
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strictEqual(model.has('1'), true);
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strictEqual(model.has('true'), true);
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strictEqual(model.has('false'), true);
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strictEqual(model.has('empty'), true);
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strictEqual(model.has('name'), true);
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model.unset('name');
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strictEqual(model.has('name'), false);
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strictEqual(model.has('null'), false);
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strictEqual(model.has('undefined'), false);
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});
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test("set and unset", 8, function() {
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var a = new Backbone.Model({id: 'id', foo: 1, bar: 2, baz: 3});
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var changeCount = 0;
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a.on("change:foo", function() { changeCount += 1; });
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a.set({'foo': 2});
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ok(a.get('foo') == 2, "Foo should have changed.");
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ok(changeCount == 1, "Change count should have incremented.");
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a.set({'foo': 2}); // set with value that is not new shouldn't fire change event
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ok(a.get('foo') == 2, "Foo should NOT have changed, still 2");
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ok(changeCount == 1, "Change count should NOT have incremented.");
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a.validate = function(attrs) {
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equal(attrs.foo, void 0, "validate:true passed while unsetting");
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};
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a.unset('foo', {validate: true});
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equal(a.get('foo'), void 0, "Foo should have changed");
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delete a.validate;
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ok(changeCount == 2, "Change count should have incremented for unset.");
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a.unset('id');
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equal(a.id, undefined, "Unsetting the id should remove the id property.");
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});
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test("#2030 - set with failed validate, followed by another set triggers change", function () {
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var attr = 0, main = 0, error = 0;
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var Model = Backbone.Model.extend({
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validate: function (attr) {
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if (attr.x > 1) {
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error++;
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return "this is an error";
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}
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}
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});
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var model = new Model({x:0});
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model.on('change:x', function () { attr++; });
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model.on('change', function () { main++; });
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model.set({x:2}, {validate:true});
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model.set({x:1}, {validate:true});
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deepEqual([attr, main, error], [1, 1, 1]);
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});
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test("set triggers changes in the correct order", function() {
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var value = null;
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var model = new Backbone.Model;
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model.on('last', function(){ value = 'last'; });
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model.on('first', function(){ value = 'first'; });
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model.trigger('first');
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model.trigger('last');
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equal(value, 'last');
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});
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test("set falsy values in the correct order", 2, function() {
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var model = new Backbone.Model({result: 'result'});
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model.on('change', function() {
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equal(model.changed.result, void 0);
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equal(model.previous('result'), false);
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});
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model.set({result: void 0}, {silent: true});
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model.set({result: null}, {silent: true});
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model.set({result: false}, {silent: true});
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model.set({result: void 0});
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});
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test("multiple unsets", 1, function() {
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var i = 0;
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var counter = function(){ i++; };
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var model = new Backbone.Model({a: 1});
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model.on("change:a", counter);
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model.set({a: 2});
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model.unset('a');
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model.unset('a');
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equal(i, 2, 'Unset does not fire an event for missing attributes.');
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});
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test("unset and changedAttributes", 1, function() {
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var model = new Backbone.Model({a: 1});
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model.on('change', function() {
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ok('a' in model.changedAttributes(), 'changedAttributes should contain unset properties');
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});
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model.unset('a');
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});
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test("using a non-default id attribute.", 5, function() {
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var MongoModel = Backbone.Model.extend({idAttribute : '_id'});
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var model = new MongoModel({id: 'eye-dee', _id: 25, title: 'Model'});
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equal(model.get('id'), 'eye-dee');
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equal(model.id, 25);
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equal(model.isNew(), false);
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model.unset('_id');
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equal(model.id, undefined);
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equal(model.isNew(), true);
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});
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test("set an empty string", 1, function() {
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var model = new Backbone.Model({name : "Model"});
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model.set({name : ''});
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equal(model.get('name'), '');
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});
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test("setting an object", 1, function() {
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var model = new Backbone.Model({
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custom: { foo: 1 }
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});
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model.on('change', function() {
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ok(1);
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});
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model.set({
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custom: { foo: 1 } // no change should be fired
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});
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model.set({
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custom: { foo: 2 } // change event should be fired
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});
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});
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test("clear", 3, function() {
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var changed;
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var model = new Backbone.Model({id: 1, name : "Model"});
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model.on("change:name", function(){ changed = true; });
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model.on("change", function() {
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var changedAttrs = model.changedAttributes();
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ok('name' in changedAttrs);
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});
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model.clear();
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equal(changed, true);
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equal(model.get('name'), undefined);
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});
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test("defaults", 4, function() {
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var Defaulted = Backbone.Model.extend({
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defaults: {
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"one": 1,
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"two": 2
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}
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});
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var model = new Defaulted({two: undefined});
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equal(model.get('one'), 1);
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equal(model.get('two'), 2);
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Defaulted = Backbone.Model.extend({
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defaults: function() {
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return {
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"one": 3,
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"two": 4
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};
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}
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});
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model = new Defaulted({two: undefined});
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equal(model.get('one'), 3);
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equal(model.get('two'), 4);
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});
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test("change, hasChanged, changedAttributes, previous, previousAttributes", 9, function() {
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var model = new Backbone.Model({name: "Tim", age: 10});
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deepEqual(model.changedAttributes(), false);
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model.on('change', function() {
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ok(model.hasChanged('name'), 'name changed');
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ok(!model.hasChanged('age'), 'age did not');
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ok(_.isEqual(model.changedAttributes(), {name : 'Rob'}), 'changedAttributes returns the changed attrs');
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equal(model.previous('name'), 'Tim');
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ok(_.isEqual(model.previousAttributes(), {name : "Tim", age : 10}), 'previousAttributes is correct');
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});
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equal(model.hasChanged(), false);
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equal(model.hasChanged(undefined), false);
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model.set({name : 'Rob'});
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equal(model.get('name'), 'Rob');
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});
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test("changedAttributes", 3, function() {
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|
|
var model = new Backbone.Model({a: 'a', b: 'b'});
|
||
|
|
deepEqual(model.changedAttributes(), false);
|
||
|
|
equal(model.changedAttributes({a: 'a'}), false);
|
||
|
|
equal(model.changedAttributes({a: 'b'}).a, 'b');
|
||
|
|
});
|
||
|
|
|
||
|
|
test("change with options", 2, function() {
|
||
|
|
var value;
|
||
|
|
var model = new Backbone.Model({name: 'Rob'});
|
||
|
|
model.on('change', function(model, options) {
|
||
|
|
value = options.prefix + model.get('name');
|
||
|
|
});
|
||
|
|
model.set({name: 'Bob'}, {prefix: 'Mr. '});
|
||
|
|
equal(value, 'Mr. Bob');
|
||
|
|
model.set({name: 'Sue'}, {prefix: 'Ms. '});
|
||
|
|
equal(value, 'Ms. Sue');
|
||
|
|
});
|
||
|
|
|
||
|
|
test("change after initialize", 1, function () {
|
||
|
|
var changed = 0;
|
||
|
|
var attrs = {id: 1, label: 'c'};
|
||
|
|
var obj = new Backbone.Model(attrs);
|
||
|
|
obj.on('change', function() { changed += 1; });
|
||
|
|
obj.set(attrs);
|
||
|
|
equal(changed, 0);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("save within change event", 1, function () {
|
||
|
|
var env = this;
|
||
|
|
var model = new Backbone.Model({firstName : "Taylor", lastName: "Swift"});
|
||
|
|
model.url = '/test';
|
||
|
|
model.on('change', function () {
|
||
|
|
model.save();
|
||
|
|
ok(_.isEqual(env.syncArgs.model, model));
|
||
|
|
});
|
||
|
|
model.set({lastName: 'Hicks'});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("validate after save", 2, function() {
|
||
|
|
var lastError, model = new Backbone.Model();
|
||
|
|
model.validate = function(attrs) {
|
||
|
|
if (attrs.admin) return "Can't change admin status.";
|
||
|
|
};
|
||
|
|
model.sync = function(method, model, options) {
|
||
|
|
options.success.call(this, {admin: true});
|
||
|
|
};
|
||
|
|
model.on('invalid', function(model, error) {
|
||
|
|
lastError = error;
|
||
|
|
});
|
||
|
|
model.save(null);
|
||
|
|
|
||
|
|
equal(lastError, "Can't change admin status.");
|
||
|
|
equal(model.validationError, "Can't change admin status.");
|
||
|
|
});
|
||
|
|
|
||
|
|
test("save", 2, function() {
|
||
|
|
doc.save({title : "Henry V"});
|
||
|
|
equal(this.syncArgs.method, 'update');
|
||
|
|
ok(_.isEqual(this.syncArgs.model, doc));
|
||
|
|
});
|
||
|
|
|
||
|
|
test("save, fetch, destroy triggers error event when an error occurs", 3, function () {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('error', function () {
|
||
|
|
ok(true);
|
||
|
|
});
|
||
|
|
model.sync = function (method, model, options) {
|
||
|
|
options.error();
|
||
|
|
};
|
||
|
|
model.save({data: 2, id: 1});
|
||
|
|
model.fetch();
|
||
|
|
model.destroy();
|
||
|
|
});
|
||
|
|
|
||
|
|
test("save with PATCH", function() {
|
||
|
|
doc.clear().set({id: 1, a: 1, b: 2, c: 3, d: 4});
|
||
|
|
doc.save();
|
||
|
|
equal(this.syncArgs.method, 'update');
|
||
|
|
equal(this.syncArgs.options.attrs, undefined);
|
||
|
|
|
||
|
|
doc.save({b: 2, d: 4}, {patch: true});
|
||
|
|
equal(this.syncArgs.method, 'patch');
|
||
|
|
equal(_.size(this.syncArgs.options.attrs), 2);
|
||
|
|
equal(this.syncArgs.options.attrs.d, 4);
|
||
|
|
equal(this.syncArgs.options.attrs.a, undefined);
|
||
|
|
equal(this.ajaxSettings.data, "{\"b\":2,\"d\":4}");
|
||
|
|
});
|
||
|
|
|
||
|
|
test("save in positional style", 1, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.sync = function(method, model, options) {
|
||
|
|
options.success();
|
||
|
|
};
|
||
|
|
model.save('title', 'Twelfth Night');
|
||
|
|
equal(model.get('title'), 'Twelfth Night');
|
||
|
|
});
|
||
|
|
|
||
|
|
test("save with non-object success response", 2, function () {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.sync = function(method, model, options) {
|
||
|
|
options.success('', options);
|
||
|
|
options.success(null, options);
|
||
|
|
};
|
||
|
|
model.save({testing:'empty'}, {
|
||
|
|
success: function (model) {
|
||
|
|
deepEqual(model.attributes, {testing:'empty'});
|
||
|
|
}
|
||
|
|
});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("fetch", 2, function() {
|
||
|
|
doc.fetch();
|
||
|
|
equal(this.syncArgs.method, 'read');
|
||
|
|
ok(_.isEqual(this.syncArgs.model, doc));
|
||
|
|
});
|
||
|
|
|
||
|
|
test("destroy", 3, function() {
|
||
|
|
doc.destroy();
|
||
|
|
equal(this.syncArgs.method, 'delete');
|
||
|
|
ok(_.isEqual(this.syncArgs.model, doc));
|
||
|
|
|
||
|
|
var newModel = new Backbone.Model;
|
||
|
|
equal(newModel.destroy(), false);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("non-persisted destroy", 1, function() {
|
||
|
|
var a = new Backbone.Model({ 'foo': 1, 'bar': 2, 'baz': 3});
|
||
|
|
a.sync = function() { throw "should not be called"; };
|
||
|
|
a.destroy();
|
||
|
|
ok(true, "non-persisted model should not call sync");
|
||
|
|
});
|
||
|
|
|
||
|
|
test("validate", function() {
|
||
|
|
var lastError;
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.validate = function(attrs) {
|
||
|
|
if (attrs.admin != this.get('admin')) return "Can't change admin status.";
|
||
|
|
};
|
||
|
|
model.on('invalid', function(model, error) {
|
||
|
|
lastError = error;
|
||
|
|
});
|
||
|
|
var result = model.set({a: 100});
|
||
|
|
equal(result, model);
|
||
|
|
equal(model.get('a'), 100);
|
||
|
|
equal(lastError, undefined);
|
||
|
|
result = model.set({admin: true});
|
||
|
|
equal(model.get('admin'), true);
|
||
|
|
result = model.set({a: 200, admin: false}, {validate:true});
|
||
|
|
equal(lastError, "Can't change admin status.");
|
||
|
|
equal(result, false);
|
||
|
|
equal(model.get('a'), 100);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("validate on unset and clear", 6, function() {
|
||
|
|
var error;
|
||
|
|
var model = new Backbone.Model({name: "One"});
|
||
|
|
model.validate = function(attrs) {
|
||
|
|
if (!attrs.name) {
|
||
|
|
error = true;
|
||
|
|
return "No thanks.";
|
||
|
|
}
|
||
|
|
};
|
||
|
|
model.set({name: "Two"});
|
||
|
|
equal(model.get('name'), 'Two');
|
||
|
|
equal(error, undefined);
|
||
|
|
model.unset('name', {validate: true});
|
||
|
|
equal(error, true);
|
||
|
|
equal(model.get('name'), 'Two');
|
||
|
|
model.clear({validate:true});
|
||
|
|
equal(model.get('name'), 'Two');
|
||
|
|
delete model.validate;
|
||
|
|
model.clear();
|
||
|
|
equal(model.get('name'), undefined);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("validate with error callback", 8, function() {
|
||
|
|
var lastError, boundError;
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.validate = function(attrs) {
|
||
|
|
if (attrs.admin) return "Can't change admin status.";
|
||
|
|
};
|
||
|
|
model.on('invalid', function(model, error) {
|
||
|
|
boundError = true;
|
||
|
|
});
|
||
|
|
var result = model.set({a: 100}, {validate:true});
|
||
|
|
equal(result, model);
|
||
|
|
equal(model.get('a'), 100);
|
||
|
|
equal(model.validationError, null);
|
||
|
|
equal(boundError, undefined);
|
||
|
|
result = model.set({a: 200, admin: true}, {validate:true});
|
||
|
|
equal(result, false);
|
||
|
|
equal(model.get('a'), 100);
|
||
|
|
equal(model.validationError, "Can't change admin status.");
|
||
|
|
equal(boundError, true);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("defaults always extend attrs (#459)", 2, function() {
|
||
|
|
var Defaulted = Backbone.Model.extend({
|
||
|
|
defaults: {one: 1},
|
||
|
|
initialize : function(attrs, opts) {
|
||
|
|
equal(this.attributes.one, 1);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
var providedattrs = new Defaulted({});
|
||
|
|
var emptyattrs = new Defaulted();
|
||
|
|
});
|
||
|
|
|
||
|
|
test("Inherit class properties", 6, function() {
|
||
|
|
var Parent = Backbone.Model.extend({
|
||
|
|
instancePropSame: function() {},
|
||
|
|
instancePropDiff: function() {}
|
||
|
|
}, {
|
||
|
|
classProp: function() {}
|
||
|
|
});
|
||
|
|
var Child = Parent.extend({
|
||
|
|
instancePropDiff: function() {}
|
||
|
|
});
|
||
|
|
|
||
|
|
var adult = new Parent;
|
||
|
|
var kid = new Child;
|
||
|
|
|
||
|
|
equal(Child.classProp, Parent.classProp);
|
||
|
|
notEqual(Child.classProp, undefined);
|
||
|
|
|
||
|
|
equal(kid.instancePropSame, adult.instancePropSame);
|
||
|
|
notEqual(kid.instancePropSame, undefined);
|
||
|
|
|
||
|
|
notEqual(Child.prototype.instancePropDiff, Parent.prototype.instancePropDiff);
|
||
|
|
notEqual(Child.prototype.instancePropDiff, undefined);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("Nested change events don't clobber previous attributes", 4, function() {
|
||
|
|
new Backbone.Model()
|
||
|
|
.on('change:state', function(model, newState) {
|
||
|
|
equal(model.previous('state'), undefined);
|
||
|
|
equal(newState, 'hello');
|
||
|
|
// Fire a nested change event.
|
||
|
|
model.set({other: 'whatever'});
|
||
|
|
})
|
||
|
|
.on('change:state', function(model, newState) {
|
||
|
|
equal(model.previous('state'), undefined);
|
||
|
|
equal(newState, 'hello');
|
||
|
|
})
|
||
|
|
.set({state: 'hello'});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("hasChanged/set should use same comparison", 2, function() {
|
||
|
|
var changed = 0, model = new Backbone.Model({a: null});
|
||
|
|
model.on('change', function() {
|
||
|
|
ok(this.hasChanged('a'));
|
||
|
|
})
|
||
|
|
.on('change:a', function() {
|
||
|
|
changed++;
|
||
|
|
})
|
||
|
|
.set({a: undefined});
|
||
|
|
equal(changed, 1);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#582, #425, change:attribute callbacks should fire after all changes have occurred", 9, function() {
|
||
|
|
var model = new Backbone.Model;
|
||
|
|
|
||
|
|
var assertion = function() {
|
||
|
|
equal(model.get('a'), 'a');
|
||
|
|
equal(model.get('b'), 'b');
|
||
|
|
equal(model.get('c'), 'c');
|
||
|
|
};
|
||
|
|
|
||
|
|
model.on('change:a', assertion);
|
||
|
|
model.on('change:b', assertion);
|
||
|
|
model.on('change:c', assertion);
|
||
|
|
|
||
|
|
model.set({a: 'a', b: 'b', c: 'c'});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#871, set with attributes property", 1, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.set({attributes: true});
|
||
|
|
ok(model.has('attributes'));
|
||
|
|
});
|
||
|
|
|
||
|
|
test("set value regardless of equality/change", 1, function() {
|
||
|
|
var model = new Backbone.Model({x: []});
|
||
|
|
var a = [];
|
||
|
|
model.set({x: a});
|
||
|
|
ok(model.get('x') === a);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("set same value does not trigger change", 0, function() {
|
||
|
|
var model = new Backbone.Model({x: 1});
|
||
|
|
model.on('change change:x', function() { ok(false); });
|
||
|
|
model.set({x: 1});
|
||
|
|
model.set({x: 1});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("unset does not fire a change for undefined attributes", 0, function() {
|
||
|
|
var model = new Backbone.Model({x: undefined});
|
||
|
|
model.on('change:x', function(){ ok(false); });
|
||
|
|
model.unset('x');
|
||
|
|
});
|
||
|
|
|
||
|
|
test("set: undefined values", 1, function() {
|
||
|
|
var model = new Backbone.Model({x: undefined});
|
||
|
|
ok('x' in model.attributes);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("hasChanged works outside of change events, and true within", 6, function() {
|
||
|
|
var model = new Backbone.Model({x: 1});
|
||
|
|
model.on('change:x', function() {
|
||
|
|
ok(model.hasChanged('x'));
|
||
|
|
equal(model.get('x'), 1);
|
||
|
|
});
|
||
|
|
model.set({x: 2}, {silent: true});
|
||
|
|
ok(model.hasChanged());
|
||
|
|
equal(model.hasChanged('x'), true);
|
||
|
|
model.set({x: 1});
|
||
|
|
ok(model.hasChanged());
|
||
|
|
equal(model.hasChanged('x'), true);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("hasChanged gets cleared on the following set", 4, function() {
|
||
|
|
var model = new Backbone.Model;
|
||
|
|
model.set({x: 1});
|
||
|
|
ok(model.hasChanged());
|
||
|
|
model.set({x: 1});
|
||
|
|
ok(!model.hasChanged());
|
||
|
|
model.set({x: 2});
|
||
|
|
ok(model.hasChanged());
|
||
|
|
model.set({});
|
||
|
|
ok(!model.hasChanged());
|
||
|
|
});
|
||
|
|
|
||
|
|
test("save with `wait` succeeds without `validate`", 1, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.url = '/test';
|
||
|
|
model.save({x: 1}, {wait: true});
|
||
|
|
ok(this.syncArgs.model === model);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("save without `wait` doesn't set invalid attributes", function () {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.validate = function () { return 1; }
|
||
|
|
model.save({a: 1});
|
||
|
|
equal(model.get('a'), void 0);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("save doesn't validate twice", function () {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
var times = 0;
|
||
|
|
model.sync = function () {};
|
||
|
|
model.validate = function () { ++times; }
|
||
|
|
model.save({});
|
||
|
|
equal(times, 1);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("`hasChanged` for falsey keys", 2, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.set({x: true}, {silent: true});
|
||
|
|
ok(!model.hasChanged(0));
|
||
|
|
ok(!model.hasChanged(''));
|
||
|
|
});
|
||
|
|
|
||
|
|
test("`previous` for falsey keys", 2, function() {
|
||
|
|
var model = new Backbone.Model({0: true, '': true});
|
||
|
|
model.set({0: false, '': false}, {silent: true});
|
||
|
|
equal(model.previous(0), true);
|
||
|
|
equal(model.previous(''), true);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("`save` with `wait` sends correct attributes", 5, function() {
|
||
|
|
var changed = 0;
|
||
|
|
var model = new Backbone.Model({x: 1, y: 2});
|
||
|
|
model.url = '/test';
|
||
|
|
model.on('change:x', function() { changed++; });
|
||
|
|
model.save({x: 3}, {wait: true});
|
||
|
|
deepEqual(JSON.parse(this.ajaxSettings.data), {x: 3, y: 2});
|
||
|
|
equal(model.get('x'), 1);
|
||
|
|
equal(changed, 0);
|
||
|
|
this.syncArgs.options.success({});
|
||
|
|
equal(model.get('x'), 3);
|
||
|
|
equal(changed, 1);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("a failed `save` with `wait` doesn't leave attributes behind", 1, function() {
|
||
|
|
var model = new Backbone.Model;
|
||
|
|
model.url = '/test';
|
||
|
|
model.save({x: 1}, {wait: true});
|
||
|
|
equal(model.get('x'), void 0);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1030 - `save` with `wait` results in correct attributes if success is called during sync", 2, function() {
|
||
|
|
var model = new Backbone.Model({x: 1, y: 2});
|
||
|
|
model.sync = function(method, model, options) {
|
||
|
|
options.success();
|
||
|
|
};
|
||
|
|
model.on("change:x", function() { ok(true); });
|
||
|
|
model.save({x: 3}, {wait: true});
|
||
|
|
equal(model.get('x'), 3);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("save with wait validates attributes", function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.url = '/test';
|
||
|
|
model.validate = function() { ok(true); };
|
||
|
|
model.save({x: 1}, {wait: true});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("save turns on parse flag", function () {
|
||
|
|
var Model = Backbone.Model.extend({
|
||
|
|
sync: function(method, model, options) { ok(options.parse); }
|
||
|
|
});
|
||
|
|
new Model().save();
|
||
|
|
});
|
||
|
|
|
||
|
|
test("nested `set` during `'change:attr'`", 2, function() {
|
||
|
|
var events = [];
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('all', function(event) { events.push(event); });
|
||
|
|
model.on('change', function() {
|
||
|
|
model.set({z: true}, {silent:true});
|
||
|
|
});
|
||
|
|
model.on('change:x', function() {
|
||
|
|
model.set({y: true});
|
||
|
|
});
|
||
|
|
model.set({x: true});
|
||
|
|
deepEqual(events, ['change:y', 'change:x', 'change']);
|
||
|
|
events = [];
|
||
|
|
model.set({z: true});
|
||
|
|
deepEqual(events, []);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("nested `change` only fires once", 1, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('change', function() {
|
||
|
|
ok(true);
|
||
|
|
model.set({x: true});
|
||
|
|
});
|
||
|
|
model.set({x: true});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("nested `set` during `'change'`", 6, function() {
|
||
|
|
var count = 0;
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('change', function() {
|
||
|
|
switch(count++) {
|
||
|
|
case 0:
|
||
|
|
deepEqual(this.changedAttributes(), {x: true});
|
||
|
|
equal(model.previous('x'), undefined);
|
||
|
|
model.set({y: true});
|
||
|
|
break;
|
||
|
|
case 1:
|
||
|
|
deepEqual(this.changedAttributes(), {x: true, y: true});
|
||
|
|
equal(model.previous('x'), undefined);
|
||
|
|
model.set({z: true});
|
||
|
|
break;
|
||
|
|
case 2:
|
||
|
|
deepEqual(this.changedAttributes(), {x: true, y: true, z: true});
|
||
|
|
equal(model.previous('y'), undefined);
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
ok(false);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
model.set({x: true});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("nested `change` with silent", 3, function() {
|
||
|
|
var count = 0;
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('change:y', function() { ok(false); });
|
||
|
|
model.on('change', function() {
|
||
|
|
switch(count++) {
|
||
|
|
case 0:
|
||
|
|
deepEqual(this.changedAttributes(), {x: true});
|
||
|
|
model.set({y: true}, {silent: true});
|
||
|
|
model.set({z: true});
|
||
|
|
break;
|
||
|
|
case 1:
|
||
|
|
deepEqual(this.changedAttributes(), {x: true, y: true, z: true});
|
||
|
|
break;
|
||
|
|
case 2:
|
||
|
|
deepEqual(this.changedAttributes(), {z: false});
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
ok(false);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
model.set({x: true});
|
||
|
|
model.set({z: false});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("nested `change:attr` with silent", 0, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('change:y', function(){ ok(false); });
|
||
|
|
model.on('change', function() {
|
||
|
|
model.set({y: true}, {silent: true});
|
||
|
|
model.set({z: true});
|
||
|
|
});
|
||
|
|
model.set({x: true});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("multiple nested changes with silent", 1, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('change:x', function() {
|
||
|
|
model.set({y: 1}, {silent: true});
|
||
|
|
model.set({y: 2});
|
||
|
|
});
|
||
|
|
model.on('change:y', function(model, val) {
|
||
|
|
equal(val, 2);
|
||
|
|
});
|
||
|
|
model.set({x: true});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("multiple nested changes with silent", 1, function() {
|
||
|
|
var changes = [];
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('change:b', function(model, val) { changes.push(val); });
|
||
|
|
model.on('change', function() {
|
||
|
|
model.set({b: 1});
|
||
|
|
});
|
||
|
|
model.set({b: 0});
|
||
|
|
deepEqual(changes, [0, 1]);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("basic silent change semantics", 1, function() {
|
||
|
|
var model = new Backbone.Model;
|
||
|
|
model.set({x: 1});
|
||
|
|
model.on('change', function(){ ok(true); });
|
||
|
|
model.set({x: 2}, {silent: true});
|
||
|
|
model.set({x: 1});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("nested set multiple times", 1, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('change:b', function() {
|
||
|
|
ok(true);
|
||
|
|
});
|
||
|
|
model.on('change:a', function() {
|
||
|
|
model.set({b: true});
|
||
|
|
model.set({b: true});
|
||
|
|
});
|
||
|
|
model.set({a: true});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1122 - clear does not alter options.", 1, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
var options = {};
|
||
|
|
model.clear(options);
|
||
|
|
ok(!options.unset);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1122 - unset does not alter options.", 1, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
var options = {};
|
||
|
|
model.unset('x', options);
|
||
|
|
ok(!options.unset);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1355 - `options` is passed to success callbacks", 3, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
var opts = {
|
||
|
|
success: function( model, resp, options ) {
|
||
|
|
ok(options);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
model.sync = function(method, model, options) {
|
||
|
|
options.success();
|
||
|
|
};
|
||
|
|
model.save({id: 1}, opts);
|
||
|
|
model.fetch(opts);
|
||
|
|
model.destroy(opts);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1412 - Trigger 'sync' event.", 3, function() {
|
||
|
|
var model = new Backbone.Model({id: 1});
|
||
|
|
model.sync = function (method, model, options) { options.success(); };
|
||
|
|
model.on('sync', function(){ ok(true); });
|
||
|
|
model.fetch();
|
||
|
|
model.save();
|
||
|
|
model.destroy();
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1365 - Destroy: New models execute success callback.", 2, function() {
|
||
|
|
new Backbone.Model()
|
||
|
|
.on('sync', function() { ok(false); })
|
||
|
|
.on('destroy', function(){ ok(true); })
|
||
|
|
.destroy({ success: function(){ ok(true); }});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1433 - Save: An invalid model cannot be persisted.", 1, function() {
|
||
|
|
var model = new Backbone.Model;
|
||
|
|
model.validate = function(){ return 'invalid'; };
|
||
|
|
model.sync = function(){ ok(false); };
|
||
|
|
strictEqual(model.save(), false);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1377 - Save without attrs triggers 'error'.", 1, function() {
|
||
|
|
var Model = Backbone.Model.extend({
|
||
|
|
url: '/test/',
|
||
|
|
sync: function(method, model, options){ options.success(); },
|
||
|
|
validate: function(){ return 'invalid'; }
|
||
|
|
});
|
||
|
|
var model = new Model({id: 1});
|
||
|
|
model.on('invalid', function(){ ok(true); });
|
||
|
|
model.save();
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1545 - `undefined` can be passed to a model constructor without coersion", function() {
|
||
|
|
var Model = Backbone.Model.extend({
|
||
|
|
defaults: { one: 1 },
|
||
|
|
initialize : function(attrs, opts) {
|
||
|
|
equal(attrs, undefined);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
var emptyattrs = new Model();
|
||
|
|
var undefinedattrs = new Model(undefined);
|
||
|
|
});
|
||
|
|
|
||
|
|
asyncTest("#1478 - Model `save` does not trigger change on unchanged attributes", 0, function() {
|
||
|
|
var Model = Backbone.Model.extend({
|
||
|
|
sync: function(method, model, options) {
|
||
|
|
setTimeout(function(){
|
||
|
|
options.success();
|
||
|
|
start();
|
||
|
|
}, 0);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
new Model({x: true})
|
||
|
|
.on('change:x', function(){ ok(false); })
|
||
|
|
.save(null, {wait: true});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1664 - Changing from one value, silently to another, back to original triggers a change.", 1, function() {
|
||
|
|
var model = new Backbone.Model({x:1});
|
||
|
|
model.on('change:x', function() { ok(true); });
|
||
|
|
model.set({x:2},{silent:true});
|
||
|
|
model.set({x:3},{silent:true});
|
||
|
|
model.set({x:1});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1664 - multiple silent changes nested inside a change event", 2, function() {
|
||
|
|
var changes = [];
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('change', function() {
|
||
|
|
model.set({a:'c'}, {silent:true});
|
||
|
|
model.set({b:2}, {silent:true});
|
||
|
|
model.unset('c', {silent:true});
|
||
|
|
});
|
||
|
|
model.on('change:a change:b change:c', function(model, val) { changes.push(val); });
|
||
|
|
model.set({a:'a', b:1, c:'item'});
|
||
|
|
deepEqual(changes, ['a',1,'item']);
|
||
|
|
deepEqual(model.attributes, {a: 'c', b: 2});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1791 - `attributes` is available for `parse`", function() {
|
||
|
|
var Model = Backbone.Model.extend({
|
||
|
|
parse: function() { this.has('a'); } // shouldn't throw an error
|
||
|
|
});
|
||
|
|
var model = new Model(null, {parse: true});
|
||
|
|
expect(0);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("silent changes in last `change` event back to original triggers change", 2, function() {
|
||
|
|
var changes = [];
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('change:a change:b change:c', function(model, val) { changes.push(val); });
|
||
|
|
model.on('change', function() {
|
||
|
|
model.set({a:'c'}, {silent:true});
|
||
|
|
});
|
||
|
|
model.set({a:'a'});
|
||
|
|
deepEqual(changes, ['a']);
|
||
|
|
model.set({a:'a'});
|
||
|
|
deepEqual(changes, ['a', 'a']);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1943 change calculations should use _.isEqual", function() {
|
||
|
|
var model = new Backbone.Model({a: {key: 'value'}});
|
||
|
|
model.set('a', {key:'value'}, {silent:true});
|
||
|
|
equal(model.changedAttributes(), false);
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1964 - final `change` event is always fired, regardless of interim changes", 1, function () {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('change:property', function() {
|
||
|
|
model.set('property', 'bar');
|
||
|
|
});
|
||
|
|
model.on('change', function() {
|
||
|
|
ok(true);
|
||
|
|
});
|
||
|
|
model.set('property', 'foo');
|
||
|
|
});
|
||
|
|
|
||
|
|
test("isValid", function() {
|
||
|
|
var model = new Backbone.Model({valid: true});
|
||
|
|
model.validate = function(attrs) {
|
||
|
|
if (!attrs.valid) return "invalid";
|
||
|
|
};
|
||
|
|
equal(model.isValid(), true);
|
||
|
|
equal(model.set({valid: false}, {validate:true}), false);
|
||
|
|
equal(model.isValid(), true);
|
||
|
|
model.set({valid:false});
|
||
|
|
equal(model.isValid(), false);
|
||
|
|
ok(!model.set('valid', false, {validate: true}));
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1179 - isValid returns true in the absence of validate.", 1, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.validate = null;
|
||
|
|
ok(model.isValid());
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#1961 - Creating a model with {validate:true} will call validate and use the error callback", function () {
|
||
|
|
var Model = Backbone.Model.extend({
|
||
|
|
validate: function (attrs) {
|
||
|
|
if (attrs.id === 1) return "This shouldn't happen";
|
||
|
|
}
|
||
|
|
});
|
||
|
|
var model = new Model({id: 1}, {validate: true});
|
||
|
|
equal(model.validationError, "This shouldn't happen");
|
||
|
|
});
|
||
|
|
|
||
|
|
test("toJSON receives attrs during save(..., {wait: true})", 1, function() {
|
||
|
|
var Model = Backbone.Model.extend({
|
||
|
|
url: '/test',
|
||
|
|
toJSON: function() {
|
||
|
|
strictEqual(this.attributes.x, 1);
|
||
|
|
return _.clone(this.attributes);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
var model = new Model;
|
||
|
|
model.save({x: 1}, {wait: true});
|
||
|
|
});
|
||
|
|
|
||
|
|
test("#2034 - nested set with silent only triggers one change", 1, function() {
|
||
|
|
var model = new Backbone.Model();
|
||
|
|
model.on('change', function() {
|
||
|
|
model.set({b: true}, {silent: true});
|
||
|
|
ok(true);
|
||
|
|
});
|
||
|
|
model.set({a: true});
|
||
|
|
});
|
||
|
|
|
||
|
|
})();
|