michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 'use strict';
michael@0: 
michael@0: const { List } = require('sdk/deprecated/list');
michael@0: 
michael@0: function assertList(assert, array, list) {
michael@0:   for (let i = 0, l = array.length; i < l; i++) {
michael@0:     assert.equal(
michael@0:       array.length,
michael@0:       list.length,
michael@0:       'list must contain same amount of elements as array'
michael@0:     );
michael@0:     assert.equal(
michael@0:       'List(' + array + ')',
michael@0:       list + '',
michael@0:       'toString must output array like result'
michael@0:     );
michael@0:     assert.ok(i in list, 'must contain element with index: ' + i);
michael@0:     assert.equal(
michael@0:       array[i],
michael@0:       list[i],
michael@0:       'element with index: ' + i + ' should match'
michael@0:     );
michael@0:   }
michael@0: }
michael@0: 
michael@0: exports['test:test for'] = function(assert) {
michael@0:   let fixture = List(3, 2, 1);
michael@0: 
michael@0:   assert.equal(3, fixture.length, 'length is 3');
michael@0:   let i = 0;
michael@0:   for (let key in fixture) {
michael@0:     assert.equal(i++, key, 'key should match');
michael@0:   }
michael@0: };
michael@0: 
michael@0: exports['test:test for each'] = function(assert) {
michael@0:   let fixture = new List(3, 2, 1);
michael@0: 
michael@0:   assert.equal(3, fixture.length, 'length is 3');
michael@0:   let i = 3;
michael@0:   for (let value of fixture) {
michael@0:     assert.equal(i--, value, 'value should match');
michael@0:   }
michael@0: };
michael@0: 
michael@0: exports['test:test for of'] = function(assert) {
michael@0:   let fixture = new List(3, 2, 1);
michael@0: 
michael@0:   assert.equal(3, fixture.length, 'length is 3');
michael@0:   let i = 3;
michael@0:   for (let value of fixture) {
michael@0:     assert.equal(i--, value, 'value should match');
michael@0:   }
michael@0: };
michael@0: 
michael@0: exports['test:test toString'] = function(assert) {
michael@0:   let fixture = List(3, 2, 1);
michael@0: 
michael@0:   assert.equal(
michael@0:     'List(3,2,1)',
michael@0:     fixture + '',
michael@0:     'toString must output array like result'
michael@0:   )
michael@0: };
michael@0: 
michael@0: exports['test:test constructor with apply'] = function(assert) {
michael@0:   let array = ['a', 'b', 'c'];
michael@0:   let fixture = List.apply(null, array);
michael@0: 
michael@0:   assert.equal(
michael@0:     3,
michael@0:     fixture.length,
michael@0:     'should have applied arguments'
michael@0:   );
michael@0: };
michael@0: 
michael@0: exports['test:direct element access'] = function(assert) {
michael@0:   let array = [1, 'foo', 2, 'bar', {}, 'bar', function a() {}, assert, 1];
michael@0:   let fixture = List.apply(null, array);
michael@0:   array.splice(5, 1);
michael@0:   array.splice(7, 1);
michael@0: 
michael@0:   assert.equal(
michael@0:     array.length,
michael@0:     fixture.length,
michael@0:     'list should omit duplicate elements'
michael@0:   );
michael@0: 
michael@0:   assert.equal(
michael@0:     'List(' + array + ')',
michael@0:     fixture.toString(),
michael@0:     'elements should not be rearranged'
michael@0:   );
michael@0: 
michael@0:   for (let key in array) {
michael@0:     assert.ok(key in fixture,'should contain key for index:' + key);
michael@0:     assert.equal(array[key], fixture[key], 'values should match for: ' + key);
michael@0:   }
michael@0: };
michael@0: 
michael@0: exports['test:removing adding elements'] = function(assert) {
michael@0:   let array = [1, 'foo', 2, 'bar', {}, 'bar', function a() {}, assert, 1];
michael@0:   let fixture = List.compose({
michael@0:     add: function() this._add.apply(this, arguments),
michael@0:     remove: function() this._remove.apply(this, arguments),
michael@0:     clear: function() this._clear()
michael@0:   }).apply(null, array);
michael@0:   array.splice(5, 1);
michael@0:   array.splice(7, 1);
michael@0: 
michael@0:   assertList(assert, array, fixture);
michael@0: 
michael@0:   array.splice(array.indexOf(2), 1);
michael@0:   fixture.remove(2);
michael@0:   assertList(assert, array, fixture);
michael@0: 
michael@0:   array.splice(array.indexOf('foo'), 1);
michael@0:   fixture.remove('foo');
michael@0:   array.splice(array.indexOf(1), 1);
michael@0:   fixture.remove(1);
michael@0:   array.push('foo');
michael@0:   fixture.add('foo');
michael@0:   assertList(assert, array, fixture);
michael@0: 
michael@0:   array.splice(0);
michael@0:   fixture.clear(0);
michael@0:   assertList(assert, array, fixture);
michael@0: 
michael@0:   array.push(1, 'foo', 2, 'bar', 3);
michael@0:   fixture.add(1);
michael@0:   fixture.add('foo');
michael@0:   fixture.add(2);
michael@0:   fixture.add('bar');
michael@0:   fixture.add(3);
michael@0: 
michael@0:   assertList(assert, array, fixture);
michael@0: };
michael@0: 
michael@0: exports['test: remove does not leave invalid numerical properties'] = function(assert) {
michael@0:   let fixture = List.compose({
michael@0:     remove: function() this._remove.apply(this, arguments),
michael@0:   }).apply(null, [1, 2, 3]);
michael@0: 
michael@0:     fixture.remove(1);
michael@0:     assert.equal(fixture[fixture.length], undefined);
michael@0: }
michael@0: 
michael@0: exports['test:add list item from Iterator'] = function(assert) {
michael@0:   let array = [1, 2, 3, 4], sum = 0, added = false;
michael@0: 
michael@0:   let fixture = List.compose({
michael@0:     add: function() this._add.apply(this, arguments),
michael@0:   }).apply(null, array);
michael@0: 
michael@0:   for (let item of fixture) {
michael@0:     sum += item;
michael@0: 
michael@0:     if (!added) {
michael@0:       fixture.add(5);
michael@0:       added = true;
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   assert.equal(sum, 1 + 2 + 3 + 4, 'sum = 1 + 2 + 3 + 4');
michael@0: };
michael@0: 
michael@0: exports['test:remove list item from Iterator'] = function(assert) {
michael@0:   let array = [1, 2, 3, 4], sum = 0;
michael@0: 
michael@0:   let fixture = List.compose({
michael@0:     remove: function() this._remove.apply(this, arguments),
michael@0:   }).apply(null, array);
michael@0: 
michael@0:   for (let item of fixture) {
michael@0:     sum += item;
michael@0:     fixture.remove(item);
michael@0:   }
michael@0: 
michael@0:   assert.equal(sum, 1 + 2 + 3 + 4, 'sum = 1 + 2 + 3 + 4');
michael@0: };
michael@0: 
michael@0: exports['test:clear list from Iterator'] = function(assert) {
michael@0:   let array = [1, 2, 3, 4], sum = 0;
michael@0: 
michael@0:   let fixture = List.compose({
michael@0:     clear: function() this._clear()
michael@0:   }).apply(null, array);
michael@0: 
michael@0:   for (let item of fixture) {
michael@0:     sum += item;
michael@0:     fixture.clear();
michael@0:   }
michael@0: 
michael@0:   assert.equal(sum, 1 + 2 + 3 + 4, 'sum = 1 + 2 + 3 + 4');
michael@0: };
michael@0: 
michael@0: require('sdk/test').run(exports);