import { get } from 'ember-metal'; import { AbstractTestCase } from 'internal-test-helpers'; import { runArrayTests, newFixture } from '../helpers/array'; class PushObjectTests extends AbstractTestCase { '@test returns pushed object'() { let exp = newFixture(1)[0]; let obj = this.newObject([]); this.assert.equal(obj.pushObject(exp), exp, 'should return pushed object'); } '@test [].pushObject(X) => [X] + notify'() { let before = []; let after = newFixture(1); let obj = this.newObject(before); let observer = this.newObserver(obj, '[]', '@each', 'length', 'firstObject', 'lastObject'); obj.getProperties('firstObject', 'lastObject'); /* Prime the cache */ obj.pushObject(after[0]); this.assert.deepEqual(this.toArray(obj), after, 'post item results'); this.assert.equal(get(obj, 'length'), after.length, 'length'); this.assert.equal(observer.timesCalled('[]'), 1, 'should have notified [] once'); this.assert.equal(observer.timesCalled('@each'), 0, 'should not have notified @each once'); this.assert.equal(observer.timesCalled('length'), 1, 'should have notified length once'); this.assert.equal( observer.timesCalled('firstObject'), 1, 'should have notified firstObject once' ); this.assert.equal( observer.timesCalled('lastObject'), 1, 'should have notified lastObject once' ); } '@test [A,B,C].pushObject(X) => [A,B,C,X] + notify'() { let before = newFixture(3); let item = newFixture(1)[0]; let after = [before[0], before[1], before[2], item]; let obj = this.newObject(before); let observer = this.newObserver(obj, '[]', '@each', 'length', 'firstObject', 'lastObject'); obj.getProperties('firstObject', 'lastObject'); /* Prime the cache */ obj.pushObject(item); this.assert.deepEqual(this.toArray(obj), after, 'post item results'); this.assert.equal(get(obj, 'length'), after.length, 'length'); this.assert.equal(observer.timesCalled('[]'), 1, 'should have notified [] once'); this.assert.equal(observer.timesCalled('@each'), 0, 'should not have notified @each once'); this.assert.equal(observer.timesCalled('length'), 1, 'should have notified length once'); this.assert.equal( observer.timesCalled('lastObject'), 1, 'should have notified lastObject once' ); this.assert.equal( observer.validate('firstObject'), false, 'should NOT have notified firstObject' ); } '@test [A,B,C,C].pushObject(A) => [A,B,C,C] + notify'() { let before = newFixture(3); let item = before[2]; // note same object as current tail. should end up twice let after = [before[0], before[1], before[2], item]; let obj = this.newObject(before); let observer = this.newObserver(obj, '[]', '@each', 'length', 'firstObject', 'lastObject'); obj.getProperties('firstObject', 'lastObject'); /* Prime the cache */ obj.pushObject(item); this.assert.deepEqual(this.toArray(obj), after, 'post item results'); this.assert.equal(get(obj, 'length'), after.length, 'length'); this.assert.equal(observer.timesCalled('[]'), 1, 'should have notified [] once'); this.assert.equal(observer.timesCalled('@each'), 0, 'should not have notified @each once'); this.assert.equal(observer.timesCalled('length'), 1, 'should have notified length once'); this.assert.equal( observer.validate('firstObject'), false, 'should NOT have notified firstObject' ); this.assert.equal(observer.validate('lastObject'), true, 'should have notified lastObject'); } } runArrayTests('pushObject', PushObjectTests, 'MutableArray', 'NativeArray', 'ArrayProxy');