1(function(QUnit) { 2 3 var ProxyModel = Backbone.Model.extend(); 4 var Klass = Backbone.Collection.extend({ 5 url: function() { return '/collection'; } 6 }); 7 var doc, collection; 8 9 QUnit.module('Backbone.Model', { 10 11 beforeEach: function(assert) { 12 doc = new ProxyModel({ 13 id: '1-the-tempest', 14 title: 'The Tempest', 15 author: 'Bill Shakespeare', 16 length: 123 17 }); 18 collection = new Klass(); 19 collection.add(doc); 20 } 21 22 }); 23 24 QUnit.test('initialize', function(assert) { 25 assert.expect(3); 26 var Model = Backbone.Model.extend({ 27 initialize: function() { 28 this.one = 1; 29 assert.equal(this.collection, collection); 30 } 31 }); 32 var model = new Model({}, {collection: collection}); 33 assert.equal(model.one, 1); 34 assert.equal(model.collection, collection); 35 }); 36 37 QUnit.test('Object.prototype properties are overridden by attributes', function(assert) { 38 assert.expect(1); 39 var model = new Backbone.Model({hasOwnProperty: true}); 40 assert.equal(model.get('hasOwnProperty'), true); 41 }); 42 43 QUnit.test('initialize with attributes and options', function(assert) { 44 assert.expect(1); 45 var Model = Backbone.Model.extend({ 46 initialize: function(attributes, options) { 47 this.one = options.one; 48 } 49 }); 50 var model = new Model({}, {one: 1}); 51 assert.equal(model.one, 1); 52 }); 53 54 QUnit.test('initialize with parsed attributes', function(assert) { 55 assert.expect(1); 56 var Model = Backbone.Model.extend({ 57 parse: function(attrs) { 58 attrs.value += 1; 59 return attrs; 60 } 61 }); 62 var model = new Model({value: 1}, {parse: true}); 63 assert.equal(model.get('value'), 2); 64 }); 65 66 67 QUnit.test('preinitialize', function(assert) { 68 assert.expect(2); 69 var Model = Backbone.Model.extend({ 70 71 preinitialize: function() { 72 this.one = 1; 73 } 74 }); 75 var model = new Model({}, {collection: collection}); 76 assert.equal(model.one, 1); 77 assert.equal(model.collection, collection); 78 }); 79 80 QUnit.test('preinitialize occurs before the model is set up', function(assert) { 81 assert.expect(6); 82 var Model = Backbone.Model.extend({ 83 84 preinitialize: function() { 85 assert.equal(this.collection, undefined); 86 assert.equal(this.cid, undefined); 87 assert.equal(this.id, undefined); 88 } 89 }); 90 var model = new Model({id: 'foo'}, {collection: collection}); 91 assert.equal(model.collection, collection); 92 assert.equal(model.id, 'foo'); 93 assert.notEqual(model.cid, undefined); 94 }); 95 96 QUnit.test('parse can return null', function(assert) { 97 assert.expect(1); 98 var Model = Backbone.Model.extend({ 99 parse: function(attrs) { 100 attrs.value += 1; 101 return null; 102 } 103 }); 104 var model = new Model({value: 1}, {parse: true}); 105 assert.equal(JSON.stringify(model.toJSON()), '{}'); 106 }); 107 108 QUnit.test('url', function(assert) { 109 assert.expect(3); 110 doc.urlRoot = null; 111 assert.equal(doc.url(), '/collection/1-the-tempest'); 112 doc.collection.url = '/collection/'; 113 assert.equal(doc.url(), '/collection/1-the-tempest'); 114 doc.collection = null; 115 assert.raises(function() { doc.url(); }); 116 doc.collection = collection; 117 }); 118 119 QUnit.test('url when using urlRoot, and uri encoding', function(assert) { 120 assert.expect(2); 121 var Model = Backbone.Model.extend({ 122 urlRoot: '/collection' 123 }); 124 var model = new Model(); 125 assert.equal(model.url(), '/collection'); 126 model.set({id: '+1+'}); 127 assert.equal(model.url(), '/collection/%2B1%2B'); 128 }); 129 130 QUnit.test('url when using urlRoot as a function to determine urlRoot at runtime', function(assert) { 131 assert.expect(2); 132 var Model = Backbone.Model.extend({ 133 urlRoot: function() { 134 return '/nested/' + this.get('parentId') + '/collection'; 135 } 136 }); 137 138 var model = new Model({parentId: 1}); 139 assert.equal(model.url(), '/nested/1/collection'); 140 model.set({id: 2}); 141 assert.equal(model.url(), '/nested/1/collection/2'); 142 }); 143 144 QUnit.test('underscore methods', function(assert) { 145 assert.expect(5); 146 var model = new Backbone.Model({foo: 'a', bar: 'b', baz: 'c'}); 147 var model2 = model.clone(); 148 assert.deepEqual(model.keys(), ['foo', 'bar', 'baz']); 149 assert.deepEqual(model.values(), ['a', 'b', 'c']); 150 assert.deepEqual(model.invert(), {a: 'foo', b: 'bar', c: 'baz'}); 151 assert.deepEqual(model.pick('foo', 'baz'), {foo: 'a', baz: 'c'}); 152 assert.deepEqual(model.omit('foo', 'bar'), {baz: 'c'}); 153 }); 154 155 QUnit.test('chain', function(assert) { 156 var model = new Backbone.Model({a: 0, b: 1, c: 2}); 157 assert.deepEqual(model.chain().pick('a', 'b', 'c').values().compact().value(), [1, 2]); 158 }); 159 160 QUnit.test('clone', function(assert) { 161 assert.expect(10); 162 var a = new Backbone.Model({foo: 1, bar: 2, baz: 3}); 163 var b = a.clone(); 164 assert.equal(a.get('foo'), 1); 165 assert.equal(a.get('bar'), 2); 166 assert.equal(a.get('baz'), 3); 167 assert.equal(b.get('foo'), a.get('foo'), 'Foo should be the same on the clone.'); 168 assert.equal(b.get('bar'), a.get('bar'), 'Bar should be the same on the clone.'); 169 assert.equal(b.get('baz'), a.get('baz'), 'Baz should be the same on the clone.'); 170 a.set({foo: 100}); 171 assert.equal(a.get('foo'), 100); 172 assert.equal(b.get('foo'), 1, 'Changing a parent attribute does not change the clone.'); 173 174 var foo = new Backbone.Model({p: 1}); 175 var bar = new Backbone.Model({p: 2}); 176 bar.set(foo.clone().attributes, {unset: true}); 177 assert.equal(foo.get('p'), 1); 178 assert.equal(bar.get('p'), undefined); 179 }); 180 181 QUnit.test('isNew', function(assert) { 182 assert.expect(6); 183 var a = new Backbone.Model({foo: 1, bar: 2, baz: 3}); 184 assert.ok(a.isNew(), 'it should be new'); 185 a = new Backbone.Model({foo: 1, bar: 2, baz: 3, id: -5}); 186 assert.ok(!a.isNew(), 'any defined ID is legal, negative or positive'); 187 a = new Backbone.Model({foo: 1, bar: 2, baz: 3, id: 0}); 188 assert.ok(!a.isNew(), 'any defined ID is legal, including zero'); 189 assert.ok(new Backbone.Model().isNew(), 'is true when there is no id'); 190 assert.ok(!new Backbone.Model({id: 2}).isNew(), 'is false for a positive integer'); 191 assert.ok(!new Backbone.Model({id: -5}).isNew(), 'is false for a negative integer'); 192 }); 193 194 QUnit.test('get', function(assert) { 195 assert.expect(2); 196 assert.equal(doc.get('title'), 'The Tempest'); 197 assert.equal(doc.get('author'), 'Bill Shakespeare'); 198 }); 199 200 QUnit.test('escape', function(assert) { 201 assert.expect(5); 202 assert.equal(doc.escape('title'), 'The Tempest'); 203 doc.set({audience: 'Bill & Bob'}); 204 assert.equal(doc.escape('audience'), 'Bill & Bob'); 205 doc.set({audience: 'Tim > Joan'}); 206 assert.equal(doc.escape('audience'), 'Tim > Joan'); 207 doc.set({audience: 10101}); 208 assert.equal(doc.escape('audience'), '10101'); 209 doc.unset('audience'); 210 assert.equal(doc.escape('audience'), ''); 211 }); 212 213 QUnit.test('has', function(assert) { 214 assert.expect(10); 215 var model = new Backbone.Model(); 216 217 assert.strictEqual(model.has('name'), false); 218 219 model.set({ 220 '0': 0, 221 '1': 1, 222 'true': true, 223 'false': false, 224 'empty': '', 225 'name': 'name', 226 'null': null, 227 'undefined': undefined 228 }); 229 230 assert.strictEqual(model.has('0'), true); 231 assert.strictEqual(model.has('1'), true); 232 assert.strictEqual(model.has('true'), true); 233 assert.strictEqual(model.has('false'), true); 234 assert.strictEqual(model.has('empty'), true); 235 assert.strictEqual(model.has('name'), true); 236 237 model.unset('name'); 238 239 assert.strictEqual(model.has('name'), false); 240 assert.strictEqual(model.has('null'), false); 241 assert.strictEqual(model.has('undefined'), false); 242 }); 243 244 QUnit.test('matches', function(assert) { 245 assert.expect(4); 246 var model = new Backbone.Model(); 247 248 assert.strictEqual(model.matches({name: 'Jonas', cool: true}), false); 249 250 model.set({name: 'Jonas', cool: true}); 251 252 assert.strictEqual(model.matches({name: 'Jonas'}), true); 253 assert.strictEqual(model.matches({name: 'Jonas', cool: true}), true); 254 assert.strictEqual(model.matches({name: 'Jonas', cool: false}), false); 255 }); 256 257 QUnit.test('matches with predicate', function(assert) { 258 var model = new Backbone.Model({a: 0}); 259 260 assert.strictEqual(model.matches(function(attr) { 261 return attr.a > 1 && attr.b != null; 262 }), false); 263 264 model.set({a: 3, b: true}); 265 266 assert.strictEqual(model.matches(function(attr) { 267 return attr.a > 1 && attr.b != null; 268 }), true); 269 }); 270 271 QUnit.test('set and unset', function(assert) { 272 assert.expect(8); 273 var a = new Backbone.Model({id: 'id', foo: 1, bar: 2, baz: 3}); 274 var changeCount = 0; 275 a.on('change:foo', function() { changeCount += 1; }); 276 a.set({foo: 2}); 277 assert.equal(a.get('foo'), 2, 'Foo should have changed.'); 278 assert.equal(changeCount, 1, 'Change count should have incremented.'); 279 // set with value that is not new shouldn't fire change event 280 a.set({foo: 2}); 281 assert.equal(a.get('foo'), 2, 'Foo should NOT have changed, still 2'); 282 assert.equal(changeCount, 1, 'Change count should NOT have incremented.'); 283 284 a.validate = function(attrs) { 285 assert.equal(attrs.foo, void 0, 'validate:true passed while unsetting'); 286 }; 287 a.unset('foo', {validate: true}); 288 assert.equal(a.get('foo'), void 0, 'Foo should have changed'); 289 delete a.validate; 290 assert.equal(changeCount, 2, 'Change count should have incremented for unset.'); 291 292 a.unset('id'); 293 assert.equal(a.id, undefined, 'Unsetting the id should remove the id property.'); 294 }); 295 296 QUnit.test('#2030 - set with failed validate, followed by another set triggers change', function(assert) { 297 var attr = 0, main = 0, error = 0; 298 var Model = Backbone.Model.extend({ 299 validate: function(attrs) { 300 if (attrs.x > 1) { 301 error++; 302 return 'this is an error'; 303 } 304 } 305 }); 306 var model = new Model({x: 0}); 307 model.on('change:x', function() { attr++; }); 308 model.on('change', function() { main++; }); 309 model.set({x: 2}, {validate: true}); 310 model.set({x: 1}, {validate: true}); 311 assert.deepEqual([attr, main, error], [1, 1, 1]); 312 }); 313 314 QUnit.test('set triggers changes in the correct order', function(assert) { 315 var value = null; 316 var model = new Backbone.Model; 317 model.on('last', function(){ value = 'last'; }); 318 model.on('first', function(){ value = 'first'; }); 319 model.trigger('first'); 320 model.trigger('last'); 321 assert.equal(value, 'last'); 322 }); 323 324 QUnit.test('set falsy values in the correct order', function(assert) { 325 assert.expect(2); 326 var model = new Backbone.Model({result: 'result'}); 327 model.on('change', function() { 328 assert.equal(model.changed.result, void 0); 329 assert.equal(model.previous('result'), false); 330 }); 331 model.set({result: void 0}, {silent: true}); 332 model.set({result: null}, {silent: true}); 333 model.set({result: false}, {silent: true}); 334 model.set({result: void 0}); 335 }); 336 337 QUnit.test('nested set triggers with the correct options', function(assert) { 338 var model = new Backbone.Model(); 339 var o1 = {}; 340 var o2 = {}; 341 var o3 = {}; 342 model.on('change', function(__, options) { 343 switch (model.get('a')) { 344 case 1: 345 assert.equal(options, o1); 346 return model.set('a', 2, o2); 347 case 2: 348 assert.equal(options, o2); 349 return model.set('a', 3, o3); 350 case 3: 351 assert.equal(options, o3); 352 } 353 }); 354 model.set('a', 1, o1); 355 }); 356 357 QUnit.test('multiple unsets', function(assert) { 358 assert.expect(1); 359 var i = 0; 360 var counter = function(){ i++; }; 361 var model = new Backbone.Model({a: 1}); 362 model.on('change:a', counter); 363 model.set({a: 2}); 364 model.unset('a'); 365 model.unset('a'); 366 assert.equal(i, 2, 'Unset does not fire an event for missing attributes.'); 367 }); 368 369 QUnit.test('unset and changedAttributes', function(assert) { 370 assert.expect(1); 371 var model = new Backbone.Model({a: 1}); 372 model.on('change', function() { 373 assert.ok('a' in model.changedAttributes(), 'changedAttributes should contain unset properties'); 374 }); 375 model.unset('a'); 376 }); 377 378 QUnit.test('using a non-default id attribute.', function(assert) { 379 assert.expect(5); 380 var MongoModel = Backbone.Model.extend({idAttribute: '_id'}); 381 var model = new MongoModel({id: 'eye-dee', _id: 25, title: 'Model'}); 382 assert.equal(model.get('id'), 'eye-dee'); 383 assert.equal(model.id, 25); 384 assert.equal(model.isNew(), false); 385 model.unset('_id'); 386 assert.equal(model.id, undefined); 387 assert.equal(model.isNew(), true); 388 }); 389 390 QUnit.test('setting an alternative cid prefix', function(assert) { 391 assert.expect(4); 392 var Model = Backbone.Model.extend({ 393 cidPrefix: 'm' 394 }); 395 var model = new Model(); 396 397 assert.equal(model.cid.charAt(0), 'm'); 398 399 model = new Backbone.Model(); 400 assert.equal(model.cid.charAt(0), 'c'); 401 402 var Collection = Backbone.Collection.extend({ 403 model: Model 404 }); 405 var col = new Collection([{id: 'c5'}, {id: 'c6'}, {id: 'c7'}]); 406 407 assert.equal(col.get('c6').cid.charAt(0), 'm'); 408 col.set([{id: 'c6', value: 'test'}], { 409 merge: true, 410 add: true, 411 remove: false 412 }); 413 assert.ok(col.get('c6').has('value')); 414 }); 415 416 QUnit.test('set an empty string', function(assert) { 417 assert.expect(1); 418 var model = new Backbone.Model({name: 'Model'}); 419 model.set({name: ''}); 420 assert.equal(model.get('name'), ''); 421 }); 422 423 QUnit.test('setting an object', function(assert) { 424 assert.expect(1); 425 var model = new Backbone.Model({ 426 custom: {foo: 1} 427 }); 428 model.on('change', function() { 429 assert.ok(1); 430 }); 431 model.set({ 432 custom: {foo: 1} // no change should be fired 433 }); 434 model.set({ 435 custom: {foo: 2} // change event should be fired 436 }); 437 }); 438 439 QUnit.test('clear', function(assert) { 440 assert.expect(3); 441 var changed; 442 var model = new Backbone.Model({id: 1, name: 'Model'}); 443 model.on('change:name', function(){ changed = true; }); 444 model.on('change', function() { 445 var changedAttrs = model.changedAttributes(); 446 assert.ok('name' in changedAttrs); 447 }); 448 model.clear(); 449 assert.equal(changed, true); 450 assert.equal(model.get('name'), undefined); 451 }); 452 453 QUnit.test('defaults', function(assert) { 454 assert.expect(9); 455 var Defaulted = Backbone.Model.extend({ 456 defaults: { 457 one: 1, 458 two: 2 459 } 460 }); 461 var model = new Defaulted({two: undefined}); 462 assert.equal(model.get('one'), 1); 463 assert.equal(model.get('two'), 2); 464 model = new Defaulted({two: 3}); 465 assert.equal(model.get('one'), 1); 466 assert.equal(model.get('two'), 3); 467 Defaulted = Backbone.Model.extend({ 468 defaults: function() { 469 return { 470 one: 3, 471 two: 4 472 }; 473 } 474 }); 475 model = new Defaulted({two: undefined}); 476 assert.equal(model.get('one'), 3); 477 assert.equal(model.get('two'), 4); 478 Defaulted = Backbone.Model.extend({ 479 defaults: {hasOwnProperty: true} 480 }); 481 model = new Defaulted(); 482 assert.equal(model.get('hasOwnProperty'), true); 483 model = new Defaulted({hasOwnProperty: undefined}); 484 assert.equal(model.get('hasOwnProperty'), true); 485 model = new Defaulted({hasOwnProperty: false}); 486 assert.equal(model.get('hasOwnProperty'), false); 487 }); 488 489 QUnit.test('change, hasChanged, changedAttributes, previous, previousAttributes', function(assert) { 490 assert.expect(9); 491 var model = new Backbone.Model({name: 'Tim', age: 10}); 492 assert.deepEqual(model.changedAttributes(), false); 493 model.on('change', function() { 494 assert.ok(model.hasChanged('name'), 'name changed'); 495 assert.ok(!model.hasChanged('age'), 'age did not'); 496 assert.ok(_.isEqual(model.changedAttributes(), {name: 'Rob'}), 'changedAttributes returns the changed attrs'); 497 assert.equal(model.previous('name'), 'Tim'); 498 assert.ok(_.isEqual(model.previousAttributes(), {name: 'Tim', age: 10}), 'previousAttributes is correct'); 499 }); 500 assert.equal(model.hasChanged(), false); 501 assert.equal(model.hasChanged(undefined), false); 502 model.set({name: 'Rob'}); 503 assert.equal(model.get('name'), 'Rob'); 504 }); 505 506 QUnit.test('changedAttributes', function(assert) { 507 assert.expect(3); 508 var model = new Backbone.Model({a: 'a', b: 'b'}); 509 assert.deepEqual(model.changedAttributes(), false); 510 assert.equal(model.changedAttributes({a: 'a'}), false); 511 assert.equal(model.changedAttributes({a: 'b'}).a, 'b'); 512 }); 513 514 QUnit.test('change with options', function(assert) { 515 assert.expect(2); 516 var value; 517 var model = new Backbone.Model({name: 'Rob'}); 518 model.on('change', function(m, options) { 519 value = options.prefix + m.get('name'); 520 }); 521 model.set({name: 'Bob'}, {prefix: 'Mr. '}); 522 assert.equal(value, 'Mr. Bob'); 523 model.set({name: 'Sue'}, {prefix: 'Ms. '}); 524 assert.equal(value, 'Ms. Sue'); 525 }); 526 527 QUnit.test('change after initialize', function(assert) { 528 assert.expect(1); 529 var changed = 0; 530 var attrs = {id: 1, label: 'c'}; 531 var obj = new Backbone.Model(attrs); 532 obj.on('change', function() { changed += 1; }); 533 obj.set(attrs); 534 assert.equal(changed, 0); 535 }); 536 537 QUnit.test('save within change event', function(assert) { 538 assert.expect(1); 539 var env = this; 540 var model = new Backbone.Model({firstName: 'Taylor', lastName: 'Swift'}); 541 model.url = '/test'; 542 model.on('change', function() { 543 model.save(); 544 assert.ok(_.isEqual(env.syncArgs.model, model)); 545 }); 546 model.set({lastName: 'Hicks'}); 547 }); 548 549 QUnit.test('validate after save', function(assert) { 550 assert.expect(2); 551 var lastError, model = new Backbone.Model(); 552 model.validate = function(attrs) { 553 if (attrs.admin) return "Can't change admin status."; 554 }; 555 model.sync = function(method, m, options) { 556 options.success.call(this, {admin: true}); 557 }; 558 model.on('invalid', function(m, error) { 559 lastError = error; 560 }); 561 model.save(null); 562 563 assert.equal(lastError, "Can't change admin status."); 564 assert.equal(model.validationError, "Can't change admin status."); 565 }); 566 567 QUnit.test('save', function(assert) { 568 assert.expect(2); 569 doc.save({title: 'Henry V'}); 570 assert.equal(this.syncArgs.method, 'update'); 571 assert.ok(_.isEqual(this.syncArgs.model, doc)); 572 }); 573 574 QUnit.test('save, fetch, destroy triggers error event when an error occurs', function(assert) { 575 assert.expect(3); 576 var model = new Backbone.Model(); 577 model.on('error', function() { 578 assert.ok(true); 579 }); 580 model.sync = function(method, m, options) { 581 options.error(); 582 }; 583 model.save({data: 2, id: 1}); 584 model.fetch(); 585 model.destroy(); 586 }); 587 588 QUnit.test('#3283 - save, fetch, destroy calls success with context', function(assert) { 589 assert.expect(3); 590 var model = new Backbone.Model(); 591 var obj = {}; 592 var options = { 593 context: obj, 594 success: function() { 595 assert.equal(this, obj); 596 } 597 }; 598 model.sync = function(method, m, opts) { 599 opts.success.call(opts.context); 600 }; 601 model.save({data: 2, id: 1}, options); 602 model.fetch(options); 603 model.destroy(options); 604 }); 605 606 QUnit.test('#3283 - save, fetch, destroy calls error with context', function(assert) { 607 assert.expect(3); 608 var model = new Backbone.Model(); 609 var obj = {}; 610 var options = { 611 context: obj, 612 error: function() { 613 assert.equal(this, obj); 614 } 615 }; 616 model.sync = function(method, m, opts) { 617 opts.error.call(opts.context); 618 }; 619 model.save({data: 2, id: 1}, options); 620 model.fetch(options); 621 model.destroy(options); 622 }); 623 624 QUnit.test('#3470 - save and fetch with parse false', function(assert) { 625 assert.expect(2); 626 var i = 0; 627 var model = new Backbone.Model(); 628 model.parse = function() { 629 assert.ok(false); 630 }; 631 model.sync = function(method, m, options) { 632 options.success({i: ++i}); 633 }; 634 model.fetch({parse: false}); 635 assert.equal(model.get('i'), i); 636 model.save(null, {parse: false}); 637 assert.equal(model.get('i'), i); 638 }); 639 640 QUnit.test('save with PATCH', function(assert) { 641 doc.clear().set({id: 1, a: 1, b: 2, c: 3, d: 4}); 642 doc.save(); 643 assert.equal(this.syncArgs.method, 'update'); 644 assert.equal(this.syncArgs.options.attrs, undefined); 645 646 doc.save({b: 2, d: 4}, {patch: true}); 647 assert.equal(this.syncArgs.method, 'patch'); 648 assert.equal(_.size(this.syncArgs.options.attrs), 2); 649 assert.equal(this.syncArgs.options.attrs.d, 4); 650 assert.equal(this.syncArgs.options.attrs.a, undefined); 651 assert.equal(this.ajaxSettings.data, '{"b":2,"d":4}'); 652 }); 653 654 QUnit.test('save with PATCH and different attrs', function(assert) { 655 doc.clear().save({b: 2, d: 4}, {patch: true, attrs: {B: 1, D: 3}}); 656 assert.equal(this.syncArgs.options.attrs.D, 3); 657 assert.equal(this.syncArgs.options.attrs.d, undefined); 658 assert.equal(this.ajaxSettings.data, '{"B":1,"D":3}'); 659 assert.deepEqual(doc.attributes, {b: 2, d: 4}); 660 }); 661 662 QUnit.test('save in positional style', function(assert) { 663 assert.expect(1); 664 var model = new Backbone.Model(); 665 model.sync = function(method, m, options) { 666 options.success(); 667 }; 668 model.save('title', 'Twelfth Night'); 669 assert.equal(model.get('title'), 'Twelfth Night'); 670 }); 671 672 QUnit.test('save with non-object success response', function(assert) { 673 assert.expect(2); 674 var model = new Backbone.Model(); 675 model.sync = function(method, m, options) { 676 options.success('', options); 677 options.success(null, options); 678 }; 679 model.save({testing: 'empty'}, { 680 success: function(m) { 681 assert.deepEqual(m.attributes, {testing: 'empty'}); 682 } 683 }); 684 }); 685 686 QUnit.test('save with wait and supplied id', function(assert) { 687 var Model = Backbone.Model.extend({ 688 urlRoot: '/collection' 689 }); 690 var model = new Model(); 691 model.save({id: 42}, {wait: true}); 692 assert.equal(this.ajaxSettings.url, '/collection/42'); 693 }); 694 695 QUnit.test('save will pass extra options to success callback', function(assert) { 696 assert.expect(1); 697 var SpecialSyncModel = Backbone.Model.extend({ 698 sync: function(method, m, options) { 699 _.extend(options, {specialSync: true}); 700 return Backbone.Model.prototype.sync.call(this, method, m, options); 701 }, 702 urlRoot: '/test' 703 }); 704 705 var model = new SpecialSyncModel(); 706 707 var onSuccess = function(m, response, options) { 708 assert.ok(options.specialSync, 'Options were passed correctly to callback'); 709 }; 710 711 model.save(null, {success: onSuccess}); 712 this.ajaxSettings.success(); 713 }); 714 715 QUnit.test('fetch', function(assert) { 716 assert.expect(2); 717 doc.fetch(); 718 assert.equal(this.syncArgs.method, 'read'); 719 assert.ok(_.isEqual(this.syncArgs.model, doc)); 720 }); 721 722 QUnit.test('fetch will pass extra options to success callback', function(assert) { 723 assert.expect(1); 724 var SpecialSyncModel = Backbone.Model.extend({ 725 sync: function(method, m, options) { 726 _.extend(options, {specialSync: true}); 727 return Backbone.Model.prototype.sync.call(this, method, m, options); 728 }, 729 urlRoot: '/test' 730 }); 731 732 var model = new SpecialSyncModel(); 733 734 var onSuccess = function(m, response, options) { 735 assert.ok(options.specialSync, 'Options were passed correctly to callback'); 736 }; 737 738 model.fetch({success: onSuccess}); 739 this.ajaxSettings.success(); 740 }); 741 742 QUnit.test('destroy', function(assert) { 743 assert.expect(3); 744 doc.destroy(); 745 assert.equal(this.syncArgs.method, 'delete'); 746 assert.ok(_.isEqual(this.syncArgs.model, doc)); 747 748 var newModel = new Backbone.Model; 749 assert.equal(newModel.destroy(), false); 750 }); 751 752 QUnit.test('destroy will pass extra options to success callback', function(assert) { 753 assert.expect(1); 754 var SpecialSyncModel = Backbone.Model.extend({ 755 sync: function(method, m, options) { 756 _.extend(options, {specialSync: true}); 757 return Backbone.Model.prototype.sync.call(this, method, m, options); 758 }, 759 urlRoot: '/test' 760 }); 761 762 var model = new SpecialSyncModel({id: 'id'}); 763 764 var onSuccess = function(m, response, options) { 765 assert.ok(options.specialSync, 'Options were passed correctly to callback'); 766 }; 767 768 model.destroy({success: onSuccess}); 769 this.ajaxSettings.success(); 770 }); 771 772 QUnit.test('non-persisted destroy', function(assert) { 773 assert.expect(1); 774 var a = new Backbone.Model({foo: 1, bar: 2, baz: 3}); 775 a.sync = function() { throw 'should not be called'; }; 776 a.destroy(); 777 assert.ok(true, 'non-persisted model should not call sync'); 778 }); 779 780 QUnit.test('validate', function(assert) { 781 var lastError; 782 var model = new Backbone.Model(); 783 model.validate = function(attrs) { 784 if (attrs.admin !== this.get('admin')) return "Can't change admin status."; 785 }; 786 model.on('invalid', function(m, error) { 787 lastError = error; 788 }); 789 var result = model.set({a: 100}); 790 assert.equal(result, model); 791 assert.equal(model.get('a'), 100); 792 assert.equal(lastError, undefined); 793 result = model.set({admin: true}); 794 assert.equal(model.get('admin'), true); 795 result = model.set({a: 200, admin: false}, {validate: true}); 796 assert.equal(lastError, "Can't change admin status."); 797 assert.equal(result, false); 798 assert.equal(model.get('a'), 100); 799 }); 800 801 QUnit.test('validate on unset and clear', function(assert) { 802 assert.expect(6); 803 var error; 804 var model = new Backbone.Model({name: 'One'}); 805 model.validate = function(attrs) { 806 if (!attrs.name) { 807 error = true; 808 return 'No thanks.'; 809 } 810 }; 811 model.set({name: 'Two'}); 812 assert.equal(model.get('name'), 'Two'); 813 assert.equal(error, undefined); 814 model.unset('name', {validate: true}); 815 assert.equal(error, true); 816 assert.equal(model.get('name'), 'Two'); 817 model.clear({validate: true}); 818 assert.equal(model.get('name'), 'Two'); 819 delete model.validate; 820 model.clear(); 821 assert.equal(model.get('name'), undefined); 822 }); 823 824 QUnit.test('validate with error callback', function(assert) { 825 assert.expect(8); 826 var lastError, boundError; 827 var model = new Backbone.Model(); 828 model.validate = function(attrs) { 829 if (attrs.admin) return "Can't change admin status."; 830 }; 831 model.on('invalid', function(m, error) { 832 boundError = true; 833 }); 834 var result = model.set({a: 100}, {validate: true}); 835 assert.equal(result, model); 836 assert.equal(model.get('a'), 100); 837 assert.equal(model.validationError, null); 838 assert.equal(boundError, undefined); 839 result = model.set({a: 200, admin: true}, {validate: true}); 840 assert.equal(result, false); 841 assert.equal(model.get('a'), 100); 842 assert.equal(model.validationError, "Can't change admin status."); 843 assert.equal(boundError, true); 844 }); 845 846 QUnit.test('defaults always extend attrs (#459)', function(assert) { 847 assert.expect(2); 848 var Defaulted = Backbone.Model.extend({ 849 defaults: {one: 1}, 850 initialize: function(attrs, opts) { 851 assert.equal(this.attributes.one, 1); 852 } 853 }); 854 var providedattrs = new Defaulted({}); 855 var emptyattrs = new Defaulted(); 856 }); 857 858 QUnit.test('Inherit class properties', function(assert) { 859 assert.expect(6); 860 var Parent = Backbone.Model.extend({ 861 instancePropSame: function() {}, 862 instancePropDiff: function() {} 863 }, { 864 classProp: function() {} 865 }); 866 var Child = Parent.extend({ 867 instancePropDiff: function() {} 868 }); 869 870 var adult = new Parent; 871 var kid = new Child; 872 873 assert.equal(Child.classProp, Parent.classProp); 874 assert.notEqual(Child.classProp, undefined); 875 876 assert.equal(kid.instancePropSame, adult.instancePropSame); 877 assert.notEqual(kid.instancePropSame, undefined); 878 879 assert.notEqual(Child.prototype.instancePropDiff, Parent.prototype.instancePropDiff); 880 assert.notEqual(Child.prototype.instancePropDiff, undefined); 881 }); 882 883 QUnit.test("Nested change events don't clobber previous attributes", function(assert) { 884 assert.expect(4); 885 new Backbone.Model() 886 .on('change:state', function(m, newState) { 887 assert.equal(m.previous('state'), undefined); 888 assert.equal(newState, 'hello'); 889 // Fire a nested change event. 890 m.set({other: 'whatever'}); 891 }) 892 .on('change:state', function(m, newState) { 893 assert.equal(m.previous('state'), undefined); 894 assert.equal(newState, 'hello'); 895 }) 896 .set({state: 'hello'}); 897 }); 898 899 QUnit.test('hasChanged/set should use same comparison', function(assert) { 900 assert.expect(2); 901 var changed = 0, model = new Backbone.Model({a: null}); 902 model.on('change', function() { 903 assert.ok(this.hasChanged('a')); 904 }) 905 .on('change:a', function() { 906 changed++; 907 }) 908 .set({a: undefined}); 909 assert.equal(changed, 1); 910 }); 911 912 QUnit.test('#582, #425, change:attribute callbacks should fire after all changes have occurred', function(assert) { 913 assert.expect(9); 914 var model = new Backbone.Model; 915 916 var assertion = function() { 917 assert.equal(model.get('a'), 'a'); 918 assert.equal(model.get('b'), 'b'); 919 assert.equal(model.get('c'), 'c'); 920 }; 921 922 model.on('change:a', assertion); 923 model.on('change:b', assertion); 924 model.on('change:c', assertion); 925 926 model.set({a: 'a', b: 'b', c: 'c'}); 927 }); 928 929 QUnit.test('#871, set with attributes property', function(assert) { 930 assert.expect(1); 931 var model = new Backbone.Model(); 932 model.set({attributes: true}); 933 assert.ok(model.has('attributes')); 934 }); 935 936 QUnit.test('set value regardless of equality/change', function(assert) { 937 assert.expect(1); 938 var model = new Backbone.Model({x: []}); 939 var a = []; 940 model.set({x: a}); 941 assert.ok(model.get('x') === a); 942 }); 943 944 QUnit.test('set same value does not trigger change', function(assert) { 945 assert.expect(0); 946 var model = new Backbone.Model({x: 1}); 947 model.on('change change:x', function() { assert.ok(false); }); 948 model.set({x: 1}); 949 model.set({x: 1}); 950 }); 951 952 QUnit.test('unset does not fire a change for undefined attributes', function(assert) { 953 assert.expect(0); 954 var model = new Backbone.Model({x: undefined}); 955 model.on('change:x', function(){ assert.ok(false); }); 956 model.unset('x'); 957 }); 958 959 QUnit.test('set: undefined values', function(assert) { 960 assert.expect(1); 961 var model = new Backbone.Model({x: undefined}); 962 assert.ok('x' in model.attributes); 963 }); 964 965 QUnit.test('hasChanged works outside of change events, and true within', function(assert) { 966 assert.expect(6); 967 var model = new Backbone.Model({x: 1}); 968 model.on('change:x', function() { 969 assert.ok(model.hasChanged('x')); 970 assert.equal(model.get('x'), 1); 971 }); 972 model.set({x: 2}, {silent: true}); 973 assert.ok(model.hasChanged()); 974 assert.equal(model.hasChanged('x'), true); 975 model.set({x: 1}); 976 assert.ok(model.hasChanged()); 977 assert.equal(model.hasChanged('x'), true); 978 }); 979 980 QUnit.test('hasChanged gets cleared on the following set', function(assert) { 981 assert.expect(4); 982 var model = new Backbone.Model; 983 model.set({x: 1}); 984 assert.ok(model.hasChanged()); 985 model.set({x: 1}); 986 assert.ok(!model.hasChanged()); 987 model.set({x: 2}); 988 assert.ok(model.hasChanged()); 989 model.set({}); 990 assert.ok(!model.hasChanged()); 991 }); 992 993 QUnit.test('save with `wait` succeeds without `validate`', function(assert) { 994 assert.expect(1); 995 var model = new Backbone.Model(); 996 model.url = '/test'; 997 model.save({x: 1}, {wait: true}); 998 assert.ok(this.syncArgs.model === model); 999 }); 1000 1001 QUnit.test("save without `wait` doesn't set invalid attributes", function(assert) { 1002 var model = new Backbone.Model(); 1003 model.validate = function() { return 1; }; 1004 model.save({a: 1}); 1005 assert.equal(model.get('a'), void 0); 1006 }); 1007 1008 QUnit.test("save doesn't validate twice", function(assert) { 1009 var model = new Backbone.Model(); 1010 var times = 0; 1011 model.sync = function() {}; 1012 model.validate = function() { ++times; }; 1013 model.save({}); 1014 assert.equal(times, 1); 1015 }); 1016 1017 QUnit.test('`hasChanged` for falsey keys', function(assert) { 1018 assert.expect(2); 1019 var model = new Backbone.Model(); 1020 model.set({x: true}, {silent: true}); 1021 assert.ok(!model.hasChanged(0)); 1022 assert.ok(!model.hasChanged('')); 1023 }); 1024 1025 QUnit.test('`previous` for falsey keys', function(assert) { 1026 assert.expect(2); 1027 var model = new Backbone.Model({'0': true, '': true}); 1028 model.set({'0': false, '': false}, {silent: true}); 1029 assert.equal(model.previous(0), true); 1030 assert.equal(model.previous(''), true); 1031 }); 1032 1033 QUnit.test('`save` with `wait` sends correct attributes', function(assert) { 1034 assert.expect(5); 1035 var changed = 0; 1036 var model = new Backbone.Model({x: 1, y: 2}); 1037 model.url = '/test'; 1038 model.on('change:x', function() { changed++; }); 1039 model.save({x: 3}, {wait: true}); 1040 assert.deepEqual(JSON.parse(this.ajaxSettings.data), {x: 3, y: 2}); 1041 assert.equal(model.get('x'), 1); 1042 assert.equal(changed, 0); 1043 this.syncArgs.options.success({}); 1044 assert.equal(model.get('x'), 3); 1045 assert.equal(changed, 1); 1046 }); 1047 1048 QUnit.test("a failed `save` with `wait` doesn't leave attributes behind", function(assert) { 1049 assert.expect(1); 1050 var model = new Backbone.Model; 1051 model.url = '/test'; 1052 model.save({x: 1}, {wait: true}); 1053 assert.equal(model.get('x'), void 0); 1054 }); 1055 1056 QUnit.test('#1030 - `save` with `wait` results in correct attributes if success is called during sync', function(assert) { 1057 assert.expect(2); 1058 var model = new Backbone.Model({x: 1, y: 2}); 1059 model.sync = function(method, m, options) { 1060 options.success(); 1061 }; 1062 model.on('change:x', function() { assert.ok(true); }); 1063 model.save({x: 3}, {wait: true}); 1064 assert.equal(model.get('x'), 3); 1065 }); 1066 1067 QUnit.test('save with wait validates attributes', function(assert) { 1068 var model = new Backbone.Model(); 1069 model.url = '/test'; 1070 model.validate = function() { assert.ok(true); }; 1071 model.save({x: 1}, {wait: true}); 1072 }); 1073 1074 QUnit.test('save turns on parse flag', function(assert) { 1075 var Model = Backbone.Model.extend({ 1076 sync: function(method, m, options) { assert.ok(options.parse); } 1077 }); 1078 new Model().save(); 1079 }); 1080 1081 QUnit.test("nested `set` during `'change:attr'`", function(assert) { 1082 assert.expect(2); 1083 var events = []; 1084 var model = new Backbone.Model(); 1085 model.on('all', function(event) { events.push(event); }); 1086 model.on('change', function() { 1087 model.set({z: true}, {silent: true}); 1088 }); 1089 model.on('change:x', function() { 1090 model.set({y: true}); 1091 }); 1092 model.set({x: true}); 1093 assert.deepEqual(events, ['change:y', 'change:x', 'change']); 1094 events = []; 1095 model.set({z: true}); 1096 assert.deepEqual(events, []); 1097 }); 1098 1099 QUnit.test('nested `change` only fires once', function(assert) { 1100 assert.expect(1); 1101 var model = new Backbone.Model(); 1102 model.on('change', function() { 1103 assert.ok(true); 1104 model.set({x: true}); 1105 }); 1106 model.set({x: true}); 1107 }); 1108 1109 QUnit.test("nested `set` during `'change'`", function(assert) { 1110 assert.expect(6); 1111 var count = 0; 1112 var model = new Backbone.Model(); 1113 model.on('change', function() { 1114 switch (count++) { 1115 case 0: 1116 assert.deepEqual(this.changedAttributes(), {x: true}); 1117 assert.equal(model.previous('x'), undefined); 1118 model.set({y: true}); 1119 break; 1120 case 1: 1121 assert.deepEqual(this.changedAttributes(), {x: true, y: true}); 1122 assert.equal(model.previous('x'), undefined); 1123 model.set({z: true}); 1124 break; 1125 case 2: 1126 assert.deepEqual(this.changedAttributes(), {x: true, y: true, z: true}); 1127 assert.equal(model.previous('y'), undefined); 1128 break; 1129 default: 1130 assert.ok(false); 1131 } 1132 }); 1133 model.set({x: true}); 1134 }); 1135 1136 QUnit.test('nested `change` with silent', function(assert) { 1137 assert.expect(3); 1138 var count = 0; 1139 var model = new Backbone.Model(); 1140 model.on('change:y', function() { assert.ok(false); }); 1141 model.on('change', function() { 1142 switch (count++) { 1143 case 0: 1144 assert.deepEqual(this.changedAttributes(), {x: true}); 1145 model.set({y: true}, {silent: true}); 1146 model.set({z: true}); 1147 break; 1148 case 1: 1149 assert.deepEqual(this.changedAttributes(), {x: true, y: true, z: true}); 1150 break; 1151 case 2: 1152 assert.deepEqual(this.changedAttributes(), {z: false}); 1153 break; 1154 default: 1155 assert.ok(false); 1156 } 1157 }); 1158 model.set({x: true}); 1159 model.set({z: false}); 1160 }); 1161 1162 QUnit.test('nested `change:attr` with silent', function(assert) { 1163 assert.expect(0); 1164 var model = new Backbone.Model(); 1165 model.on('change:y', function(){ assert.ok(false); }); 1166 model.on('change', function() { 1167 model.set({y: true}, {silent: true}); 1168 model.set({z: true}); 1169 }); 1170 model.set({x: true}); 1171 }); 1172 1173 QUnit.test('multiple nested changes with silent', function(assert) { 1174 assert.expect(1); 1175 var model = new Backbone.Model(); 1176 model.on('change:x', function() { 1177 model.set({y: 1}, {silent: true}); 1178 model.set({y: 2}); 1179 }); 1180 model.on('change:y', function(m, val) { 1181 assert.equal(val, 2); 1182 }); 1183 model.set({x: true}); 1184 }); 1185 1186 QUnit.test('multiple nested changes with silent', function(assert) { 1187 assert.expect(1); 1188 var changes = []; 1189 var model = new Backbone.Model(); 1190 model.on('change:b', function(m, val) { changes.push(val); }); 1191 model.on('change', function() { 1192 model.set({b: 1}); 1193 }); 1194 model.set({b: 0}); 1195 assert.deepEqual(changes, [0, 1]); 1196 }); 1197 1198 QUnit.test('basic silent change semantics', function(assert) { 1199 assert.expect(1); 1200 var model = new Backbone.Model; 1201 model.set({x: 1}); 1202 model.on('change', function(){ assert.ok(true); }); 1203 model.set({x: 2}, {silent: true}); 1204 model.set({x: 1}); 1205 }); 1206 1207 QUnit.test('nested set multiple times', function(assert) { 1208 assert.expect(1); 1209 var model = new Backbone.Model(); 1210 model.on('change:b', function() { 1211 assert.ok(true); 1212 }); 1213 model.on('change:a', function() { 1214 model.set({b: true}); 1215 model.set({b: true}); 1216 }); 1217 model.set({a: true}); 1218 }); 1219 1220 QUnit.test('#1122 - clear does not alter options.', function(assert) { 1221 assert.expect(1); 1222 var model = new Backbone.Model(); 1223 var options = {}; 1224 model.clear(options); 1225 assert.ok(!options.unset); 1226 }); 1227 1228 QUnit.test('#1122 - unset does not alter options.', function(assert) { 1229 assert.expect(1); 1230 var model = new Backbone.Model(); 1231 var options = {}; 1232 model.unset('x', options); 1233 assert.ok(!options.unset); 1234 }); 1235 1236 QUnit.test('#1355 - `options` is passed to success callbacks', function(assert) { 1237 assert.expect(3); 1238 var model = new Backbone.Model(); 1239 var opts = { 1240 success: function( m, resp, options ) { 1241 assert.ok(options); 1242 } 1243 }; 1244 model.sync = function(method, m, options) { 1245 options.success(); 1246 }; 1247 model.save({id: 1}, opts); 1248 model.fetch(opts); 1249 model.destroy(opts); 1250 }); 1251 1252 QUnit.test("#1412 - Trigger 'sync' event.", function(assert) { 1253 assert.expect(3); 1254 var model = new Backbone.Model({id: 1}); 1255 model.sync = function(method, m, options) { options.success(); }; 1256 model.on('sync', function(){ assert.ok(true); }); 1257 model.fetch(); 1258 model.save(); 1259 model.destroy(); 1260 }); 1261 1262 QUnit.test('#1365 - Destroy: New models execute success callback.', function(assert) { 1263 var done = assert.async(); 1264 assert.expect(2); 1265 new Backbone.Model() 1266 .on('sync', function() { assert.ok(false); }) 1267 .on('destroy', function(){ assert.ok(true); }) 1268 .destroy({success: function(){ 1269 assert.ok(true); 1270 done(); 1271 }}); 1272 }); 1273 1274 QUnit.test('#1433 - Save: An invalid model cannot be persisted.', function(assert) { 1275 assert.expect(1); 1276 var model = new Backbone.Model; 1277 model.validate = function(){ return 'invalid'; }; 1278 model.sync = function(){ assert.ok(false); }; 1279 assert.strictEqual(model.save(), false); 1280 }); 1281 1282 QUnit.test("#1377 - Save without attrs triggers 'error'.", function(assert) { 1283 assert.expect(1); 1284 var Model = Backbone.Model.extend({ 1285 url: '/test/', 1286 sync: function(method, m, options){ options.success(); }, 1287 validate: function(){ return 'invalid'; } 1288 }); 1289 var model = new Model({id: 1}); 1290 model.on('invalid', function(){ assert.ok(true); }); 1291 model.save(); 1292 }); 1293 1294 QUnit.test('#1545 - `undefined` can be passed to a model constructor without coersion', function(assert) { 1295 var Model = Backbone.Model.extend({ 1296 defaults: {one: 1}, 1297 initialize: function(attrs, opts) { 1298 assert.equal(attrs, undefined); 1299 } 1300 }); 1301 var emptyattrs = new Model(); 1302 var undefinedattrs = new Model(undefined); 1303 }); 1304 1305 QUnit.test('#1478 - Model `save` does not trigger change on unchanged attributes', function(assert) { 1306 var done = assert.async(); 1307 assert.expect(0); 1308 var Model = Backbone.Model.extend({ 1309 sync: function(method, m, options) { 1310 setTimeout(function(){ 1311 options.success(); 1312 done(); 1313 }, 0); 1314 } 1315 }); 1316 new Model({x: true}) 1317 .on('change:x', function(){ assert.ok(false); }) 1318 .save(null, {wait: true}); 1319 }); 1320 1321 QUnit.test('#1664 - Changing from one value, silently to another, back to original triggers a change.', function(assert) { 1322 assert.expect(1); 1323 var model = new Backbone.Model({x: 1}); 1324 model.on('change:x', function() { assert.ok(true); }); 1325 model.set({x: 2}, {silent: true}); 1326 model.set({x: 3}, {silent: true}); 1327 model.set({x: 1}); 1328 }); 1329 1330 QUnit.test('#1664 - multiple silent changes nested inside a change event', function(assert) { 1331 assert.expect(2); 1332 var changes = []; 1333 var model = new Backbone.Model(); 1334 model.on('change', function() { 1335 model.set({a: 'c'}, {silent: true}); 1336 model.set({b: 2}, {silent: true}); 1337 model.unset('c', {silent: true}); 1338 }); 1339 model.on('change:a change:b change:c', function(m, val) { changes.push(val); }); 1340 model.set({a: 'a', b: 1, c: 'item'}); 1341 assert.deepEqual(changes, ['a', 1, 'item']); 1342 assert.deepEqual(model.attributes, {a: 'c', b: 2}); 1343 }); 1344 1345 QUnit.test('#1791 - `attributes` is available for `parse`', function(assert) { 1346 var Model = Backbone.Model.extend({ 1347 parse: function() { this.has('a'); } // shouldn't throw an error 1348 }); 1349 var model = new Model(null, {parse: true}); 1350 assert.expect(0); 1351 }); 1352 1353 QUnit.test('silent changes in last `change` event back to original triggers change', function(assert) { 1354 assert.expect(2); 1355 var changes = []; 1356 var model = new Backbone.Model(); 1357 model.on('change:a change:b change:c', function(m, val) { changes.push(val); }); 1358 model.on('change', function() { 1359 model.set({a: 'c'}, {silent: true}); 1360 }); 1361 model.set({a: 'a'}); 1362 assert.deepEqual(changes, ['a']); 1363 model.set({a: 'a'}); 1364 assert.deepEqual(changes, ['a', 'a']); 1365 }); 1366 1367 QUnit.test('#1943 change calculations should use _.isEqual', function(assert) { 1368 var model = new Backbone.Model({a: {key: 'value'}}); 1369 model.set('a', {key: 'value'}, {silent: true}); 1370 assert.equal(model.changedAttributes(), false); 1371 }); 1372 1373 QUnit.test('#1964 - final `change` event is always fired, regardless of interim changes', function(assert) { 1374 assert.expect(1); 1375 var model = new Backbone.Model(); 1376 model.on('change:property', function() { 1377 model.set('property', 'bar'); 1378 }); 1379 model.on('change', function() { 1380 assert.ok(true); 1381 }); 1382 model.set('property', 'foo'); 1383 }); 1384 1385 QUnit.test('isValid', function(assert) { 1386 var model = new Backbone.Model({valid: true}); 1387 model.validate = function(attrs) { 1388 if (!attrs.valid) return 'invalid'; 1389 }; 1390 assert.equal(model.isValid(), true); 1391 assert.equal(model.set({valid: false}, {validate: true}), false); 1392 assert.equal(model.isValid(), true); 1393 model.set({valid: false}); 1394 assert.equal(model.isValid(), false); 1395 assert.ok(!model.set('valid', false, {validate: true})); 1396 }); 1397 1398 QUnit.test('#1179 - isValid returns true in the absence of validate.', function(assert) { 1399 assert.expect(1); 1400 var model = new Backbone.Model(); 1401 model.validate = null; 1402 assert.ok(model.isValid()); 1403 }); 1404 1405 QUnit.test('#1961 - Creating a model with {validate:true} will call validate and use the error callback', function(assert) { 1406 var Model = Backbone.Model.extend({ 1407 validate: function(attrs) { 1408 if (attrs.id === 1) return "This shouldn't happen"; 1409 } 1410 }); 1411 var model = new Model({id: 1}, {validate: true}); 1412 assert.equal(model.validationError, "This shouldn't happen"); 1413 }); 1414 1415 QUnit.test('toJSON receives attrs during save(..., {wait: true})', function(assert) { 1416 assert.expect(1); 1417 var Model = Backbone.Model.extend({ 1418 url: '/test', 1419 toJSON: function() { 1420 assert.strictEqual(this.attributes.x, 1); 1421 return _.clone(this.attributes); 1422 } 1423 }); 1424 var model = new Model; 1425 model.save({x: 1}, {wait: true}); 1426 }); 1427 1428 QUnit.test('#2034 - nested set with silent only triggers one change', function(assert) { 1429 assert.expect(1); 1430 var model = new Backbone.Model(); 1431 model.on('change', function() { 1432 model.set({b: true}, {silent: true}); 1433 assert.ok(true); 1434 }); 1435 model.set({a: true}); 1436 }); 1437 1438 QUnit.test('#3778 - id will only be updated if it is set', function(assert) { 1439 assert.expect(2); 1440 var model = new Backbone.Model({id: 1}); 1441 model.id = 2; 1442 model.set({foo: 'bar'}); 1443 assert.equal(model.id, 2); 1444 model.set({id: 3}); 1445 assert.equal(model.id, 3); 1446 }); 1447 1448})(QUnit); 1449