| // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| library template_binding.test.template_binding_test; |
| |
| import 'dart:async'; |
| import 'dart:collection'; |
| import 'dart:html'; |
| import 'dart:math' as math; |
| import 'package:observe/observe.dart'; |
| import 'package:template_binding/template_binding.dart'; |
| import 'package:unittest/html_config.dart'; |
| import 'package:unittest/unittest.dart'; |
| |
| // TODO(jmesserly): merge this file? |
| import 'binding_syntax.dart' show syntaxTests; |
| import 'utils.dart'; |
| |
| // Note: this file ported from |
| // https://github.com/Polymer/TemplateBinding/blob/ed3266266e751b5ab1f75f8e0509d0d5f0ef35d8/tests/tests.js |
| |
| // TODO(jmesserly): submit a small cleanup patch to original. I fixed some |
| // cases where "div" and "t" were unintentionally using the JS global scope; |
| // look for "assertNodesAre". |
| |
| main() { |
| useHtmlConfiguration(); |
| |
| // Load MutationObserver polyfill in case IE needs it. |
| var script = new ScriptElement() |
| ..src = '/root_dart/pkg/mutation_observer/lib/mutation_observer.min.js'; |
| var polyfillLoaded = script.onLoad.first; |
| document.head.append(script); |
| |
| setUp(() => polyfillLoaded.then((_) { |
| document.body.append(testDiv = new DivElement()); |
| })); |
| |
| tearDown(() { |
| testDiv.remove(); |
| testDiv = null; |
| }); |
| |
| test('MutationObserver is supported', () { |
| expect(MutationObserver.supported, true, reason: 'polyfill was loaded.'); |
| }); |
| |
| group('Template Instantiation', templateInstantiationTests); |
| |
| group('Binding Delegate API', () { |
| group('with Observable', () { |
| syntaxTests(([f, b]) => new FooBarModel(f, b)); |
| }); |
| |
| group('with ChangeNotifier', () { |
| syntaxTests(([f, b]) => new FooBarNotifyModel(f, b)); |
| }); |
| }); |
| |
| group('Compat', compatTests); |
| } |
| |
| var expando = new Expando('test'); |
| void addExpandos(node) { |
| while (node != null) { |
| expando[node] = node.text; |
| node = node.nextNode; |
| } |
| } |
| |
| void checkExpandos(node) { |
| expect(node, isNotNull); |
| while (node != null) { |
| expect(expando[node], node.text); |
| node = node.nextNode; |
| } |
| } |
| |
| templateInstantiationTests() { |
| |
| observeTest('Template', () { |
| var div = createTestHtml('<template bind={{}}>text</template>'); |
| templateBind(div.firstChild).model = {}; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.nodes.last.text, 'text'); |
| |
| templateBind(div.firstChild).model = null; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| }); |
| |
| observeTest('Template bind, no parent', () { |
| var div = createTestHtml('<template bind>text</template>'); |
| var template = div.firstChild; |
| template.remove(); |
| |
| templateBind(template).model = {}; |
| performMicrotaskCheckpoint(); |
| expect(template.nodes.length, 0); |
| expect(template.nextNode, null); |
| }); |
| |
| observeTest('Template bind, no defaultView', () { |
| var div = createTestHtml('<template bind>text</template>'); |
| var template = div.firstChild; |
| var doc = document.implementation.createHtmlDocument(''); |
| doc.adoptNode(div); |
| recursivelySetTemplateModel(template, {}); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| }); |
| |
| observeTest('Template-Empty Bind', () { |
| var div = createTestHtml('<template bind>text</template>'); |
| var template = div.firstChild; |
| templateBind(template).model = {}; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.nodes.last.text, 'text'); |
| }); |
| |
| observeTest('Template Bind If', () { |
| var div = createTestHtml('<template bind if="{{ foo }}">text</template>'); |
| // Note: changed this value from 0->null because zero is not falsey in Dart. |
| // See https://code.google.com/p/dart/issues/detail?id=11956 |
| var m = toObservable({ 'foo': null }); |
| var template = div.firstChild; |
| templateBind(template).model = m; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| |
| m['foo'] = 1; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.lastChild.text, 'text'); |
| |
| templateBind(template).model = null; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| }); |
| |
| observeTest('Template Bind If, 2', () { |
| var div = createTestHtml( |
| '<template bind="{{ foo }}" if="{{ bar }}">{{ bat }}</template>'); |
| var m = toObservable({ 'bar': null, 'foo': { 'bat': 'baz' } }); |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| |
| m['bar'] = 1; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.lastChild.text, 'baz'); |
| }); |
| |
| observeTest('Template If', () { |
| var div = createTestHtml('<template if="{{ foo }}">{{ value }}</template>'); |
| // Note: changed this value from 0->null because zero is not falsey in |
| // Dart. See https://code.google.com/p/dart/issues/detail?id=11956 |
| var m = toObservable({ 'foo': null, 'value': 'foo' }); |
| var template = div.firstChild; |
| templateBind(template).model = m; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| |
| m['foo'] = 1; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.lastChild.text, 'foo'); |
| |
| templateBind(template).model = null; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| }); |
| |
| observeTest('Template Empty-If', () { |
| var div = createTestHtml('<template if>{{ value }}</template>'); |
| var m = toObservable({ 'value': 'foo' }); |
| recursivelySetTemplateModel(div, null); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.lastChild.text, 'foo'); |
| }); |
| |
| observeTest('Template Repeat If', () { |
| var div = createTestHtml( |
| '<template repeat="{{ foo }}" if="{{ bar }}">{{ }}</template>'); |
| // Note: changed this value from 0->null because zero is not falsey in Dart. |
| // See https://code.google.com/p/dart/issues/detail?id=11956 |
| var m = toObservable({ 'bar': null, 'foo': [1, 2, 3] }); |
| var template = div.firstChild; |
| templateBind(template).model = m; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| |
| m['bar'] = 1; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 4); |
| expect(div.nodes[1].text, '1'); |
| expect(div.nodes[2].text, '2'); |
| expect(div.nodes[3].text, '3'); |
| |
| templateBind(template).model = null; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| }); |
| |
| observeTest('TextTemplateWithNullStringBinding', () { |
| var div = createTestHtml('<template bind={{}}>a{{b}}c</template>'); |
| var model = toObservable({'b': 'B'}); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.nodes.last.text, 'aBc'); |
| |
| model['b'] = 'b'; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.text, 'abc'); |
| |
| model['b'] = null; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.text, 'ac'); |
| |
| model = null; |
| performMicrotaskCheckpoint(); |
| // setting model isn't observable. |
| expect(div.nodes.last.text, 'ac'); |
| }); |
| |
| observeTest('TextTemplateWithBindingPath', () { |
| var div = createTestHtml( |
| '<template bind="{{ data }}">a{{b}}c</template>'); |
| var model = toObservable({ 'data': {'b': 'B'} }); |
| var template = div.firstChild; |
| templateBind(template).model = model; |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.nodes.last.text, 'aBc'); |
| |
| model['data']['b'] = 'b'; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.text, 'abc'); |
| |
| model['data'] = toObservable({'b': 'X'}); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.text, 'aXc'); |
| |
| // Dart note: changed from `null` since our null means don't render a model. |
| model['data'] = toObservable({}); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.text, 'ac'); |
| |
| model['data'] = null; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| }); |
| |
| observeTest('TextTemplateWithBindingAndConditional', () { |
| var div = createTestHtml( |
| '<template bind="{{}}" if="{{ d }}">a{{b}}c</template>'); |
| var model = toObservable({'b': 'B', 'd': 1}); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.nodes.last.text, 'aBc'); |
| |
| model['b'] = 'b'; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.text, 'abc'); |
| |
| // TODO(jmesserly): MDV set this to empty string and relies on JS conversion |
| // rules. Is that intended? |
| // See https://github.com/toolkitchen/mdv/issues/59 |
| model['d'] = null; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| |
| model['d'] = 'here'; |
| model['b'] = 'd'; |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.nodes.last.text, 'adc'); |
| }); |
| |
| observeTest('TemplateWithTextBinding2', () { |
| var div = createTestHtml( |
| '<template bind="{{ b }}">a{{value}}c</template>'); |
| expect(div.nodes.length, 1); |
| var model = toObservable({'b': {'value': 'B'}}); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.nodes.last.text, 'aBc'); |
| |
| model['b'] = toObservable({'value': 'b'}); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.text, 'abc'); |
| }); |
| |
| observeTest('TemplateWithAttributeBinding', () { |
| var div = createTestHtml( |
| '<template bind="{{}}">' |
| '<div foo="a{{b}}c"></div>' |
| '</template>'); |
| var model = toObservable({'b': 'B'}); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.nodes.last.attributes['foo'], 'aBc'); |
| |
| model['b'] = 'b'; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.attributes['foo'], 'abc'); |
| |
| model['b'] = 'X'; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.attributes['foo'], 'aXc'); |
| }); |
| |
| observeTest('TemplateWithConditionalBinding', () { |
| var div = createTestHtml( |
| '<template bind="{{}}">' |
| '<div foo?="{{b}}"></div>' |
| '</template>'); |
| var model = toObservable({'b': 'b'}); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.nodes.last.attributes['foo'], ''); |
| expect(div.nodes.last.attributes, isNot(contains('foo?'))); |
| |
| model['b'] = null; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.attributes, isNot(contains('foo'))); |
| }); |
| |
| observeTest('Repeat', () { |
| var div = createTestHtml( |
| '<template repeat="{{}}"">text</template>'); |
| |
| var model = toObservable([0, 1, 2]); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 4); |
| |
| model.length = 1; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| |
| model.addAll(toObservable([3, 4])); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 4); |
| |
| model.removeRange(1, 2); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 3); |
| }); |
| |
| observeTest('Repeat - Reuse Instances', () { |
| var div = createTestHtml('<template repeat>{{ val }}</template>'); |
| |
| var model = toObservable([ |
| {'val': 10}, |
| {'val': 5}, |
| {'val': 2}, |
| {'val': 8}, |
| {'val': 1} |
| ]); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 6); |
| var template = div.firstChild; |
| |
| addExpandos(template.nextNode); |
| checkExpandos(template.nextNode); |
| |
| model.sort((a, b) => a['val'] - b['val']); |
| performMicrotaskCheckpoint(); |
| checkExpandos(template.nextNode); |
| |
| model = toObservable(model.reversed); |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| checkExpandos(template.nextNode); |
| |
| for (var item in model) { |
| item['val'] += 1; |
| } |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[1].text, "11"); |
| expect(div.nodes[2].text, "9"); |
| expect(div.nodes[3].text, "6"); |
| expect(div.nodes[4].text, "3"); |
| expect(div.nodes[5].text, "2"); |
| }); |
| |
| observeTest('Bind - Reuse Instance', () { |
| var div = createTestHtml( |
| '<template bind="{{ foo }}">{{ bar }}</template>'); |
| |
| var model = toObservable({ 'foo': { 'bar': 5 }}); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| var template = div.firstChild; |
| |
| addExpandos(template.nextNode); |
| checkExpandos(template.nextNode); |
| |
| model = toObservable({'foo': model['foo']}); |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| checkExpandos(template.nextNode); |
| }); |
| |
| observeTest('Repeat-Empty', () { |
| var div = createTestHtml( |
| '<template repeat>text</template>'); |
| |
| var model = toObservable([0, 1, 2]); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 4); |
| |
| model.length = 1; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| |
| model.addAll(toObservable([3, 4])); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 4); |
| |
| model.removeRange(1, 2); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 3); |
| }); |
| |
| observeTest('Removal from iteration needs to unbind', () { |
| var div = createTestHtml( |
| '<template repeat="{{}}"><a>{{v}}</a></template>'); |
| var model = toObservable([{'v': 0}, {'v': 1}, {'v': 2}, {'v': 3}, |
| {'v': 4}]); |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| |
| var nodes = div.nodes.skip(1).toList(); |
| var vs = model.toList(); |
| |
| for (var i = 0; i < 5; i++) { |
| expect(nodes[i].text, '$i'); |
| } |
| |
| model.length = 3; |
| performMicrotaskCheckpoint(); |
| for (var i = 0; i < 5; i++) { |
| expect(nodes[i].text, '$i'); |
| } |
| |
| vs[3]['v'] = 33; |
| vs[4]['v'] = 44; |
| performMicrotaskCheckpoint(); |
| for (var i = 0; i < 5; i++) { |
| expect(nodes[i].text, '$i'); |
| } |
| }); |
| |
| observeTest('DOM Stability on Iteration', () { |
| var div = createTestHtml( |
| '<template repeat="{{}}">{{}}</template>'); |
| var model = toObservable([1, 2, 3, 4, 5]); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| |
| // Note: the node at index 0 is the <template>. |
| var nodes = div.nodes.toList(); |
| expect(nodes.length, 6, reason: 'list has 5 items'); |
| |
| model.removeAt(0); |
| model.removeLast(); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 4, reason: 'list has 3 items'); |
| expect(identical(div.nodes[1], nodes[2]), true, reason: '2 not removed'); |
| expect(identical(div.nodes[2], nodes[3]), true, reason: '3 not removed'); |
| expect(identical(div.nodes[3], nodes[4]), true, reason: '4 not removed'); |
| |
| model.insert(0, 5); |
| model[2] = 6; |
| model.add(7); |
| |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes.length, 6, reason: 'list has 5 items'); |
| expect(nodes.contains(div.nodes[1]), false, reason: '5 is a new node'); |
| expect(identical(div.nodes[2], nodes[2]), true); |
| expect(nodes.contains(div.nodes[3]), false, reason: '6 is a new node'); |
| expect(identical(div.nodes[4], nodes[4]), true); |
| expect(nodes.contains(div.nodes[5]), false, reason: '7 is a new node'); |
| |
| nodes = div.nodes.toList(); |
| |
| model.insert(2, 8); |
| |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes.length, 7, reason: 'list has 6 items'); |
| expect(identical(div.nodes[1], nodes[1]), true); |
| expect(identical(div.nodes[2], nodes[2]), true); |
| expect(nodes.contains(div.nodes[3]), false, reason: '8 is a new node'); |
| expect(identical(div.nodes[4], nodes[3]), true); |
| expect(identical(div.nodes[5], nodes[4]), true); |
| expect(identical(div.nodes[6], nodes[5]), true); |
| }); |
| |
| observeTest('Repeat2', () { |
| var div = createTestHtml( |
| '<template repeat="{{}}">{{value}}</template>'); |
| expect(div.nodes.length, 1); |
| |
| var model = toObservable([ |
| {'value': 0}, |
| {'value': 1}, |
| {'value': 2} |
| ]); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 4); |
| expect(div.nodes[1].text, '0'); |
| expect(div.nodes[2].text, '1'); |
| expect(div.nodes[3].text, '2'); |
| |
| model[1]['value'] = 'One'; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 4); |
| expect(div.nodes[1].text, '0'); |
| expect(div.nodes[2].text, 'One'); |
| expect(div.nodes[3].text, '2'); |
| |
| model.replaceRange(0, 1, toObservable([{'value': 'Zero'}])); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 4); |
| expect(div.nodes[1].text, 'Zero'); |
| expect(div.nodes[2].text, 'One'); |
| expect(div.nodes[3].text, '2'); |
| }); |
| |
| observeTest('TemplateWithInputValue', () { |
| var div = createTestHtml( |
| '<template bind="{{}}">' |
| '<input value="{{x}}">' |
| '</template>'); |
| var model = toObservable({'x': 'hi'}); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.nodes.last.value, 'hi'); |
| |
| model['x'] = 'bye'; |
| expect(div.nodes.last.value, 'hi'); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.value, 'bye'); |
| |
| div.nodes.last.value = 'hello'; |
| dispatchEvent('input', div.nodes.last); |
| expect(model['x'], 'hello'); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.last.value, 'hello'); |
| }); |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| observeTest('Decorated', () { |
| var div = createTestHtml( |
| '<template bind="{{ XX }}" id="t1">' |
| '<p>Crew member: {{name}}, Job title: {{title}}</p>' |
| '</template>' |
| '<template bind="{{ XY }}" id="t2" ref="t1"></template>'); |
| |
| var model = toObservable({ |
| 'XX': {'name': 'Leela', 'title': 'Captain'}, |
| 'XY': {'name': 'Fry', 'title': 'Delivery boy'}, |
| 'XZ': {'name': 'Zoidberg', 'title': 'Doctor'} |
| }); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| |
| var t1 = document.getElementById('t1'); |
| var instance = t1.nextElementSibling; |
| expect(instance.text, 'Crew member: Leela, Job title: Captain'); |
| |
| var t2 = document.getElementById('t2'); |
| instance = t2.nextElementSibling; |
| expect(instance.text, 'Crew member: Fry, Job title: Delivery boy'); |
| |
| expect(div.children.length, 4); |
| expect(div.nodes.length, 4); |
| |
| expect(div.nodes[1].tagName, 'P'); |
| expect(div.nodes[3].tagName, 'P'); |
| }); |
| |
| observeTest('DefaultStyles', () { |
| var t = new Element.tag('template'); |
| TemplateBindExtension.decorate(t); |
| |
| document.body.append(t); |
| expect(t.getComputedStyle().display, 'none'); |
| |
| t.remove(); |
| }); |
| |
| |
| observeTest('Bind', () { |
| var div = createTestHtml('<template bind="{{}}">Hi {{ name }}</template>'); |
| var model = toObservable({'name': 'Leela'}); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[1].text, 'Hi Leela'); |
| }); |
| |
| observeTest('BindImperative', () { |
| var div = createTestHtml( |
| '<template>' |
| 'Hi {{ name }}' |
| '</template>'); |
| var t = div.nodes.first; |
| |
| var model = toObservable({'name': 'Leela'}); |
| nodeBind(t).bind('bind', model, ''); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[1].text, 'Hi Leela'); |
| }); |
| |
| observeTest('BindPlaceHolderHasNewLine', () { |
| var div = createTestHtml( |
| '<template bind="{{}}">Hi {{\nname\n}}</template>'); |
| var model = toObservable({'name': 'Leela'}); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[1].text, 'Hi Leela'); |
| }); |
| |
| observeTest('BindWithRef', () { |
| var id = 't${new math.Random().nextInt(100)}'; |
| var div = createTestHtml( |
| '<template id="$id">' |
| 'Hi {{ name }}' |
| '</template>' |
| '<template ref="$id" bind="{{}}"></template>'); |
| |
| var t1 = div.nodes.first; |
| var t2 = div.nodes[1]; |
| |
| expect(templateBind(t2).ref, t1); |
| |
| var model = toObservable({'name': 'Fry'}); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(t2.nextNode.text, 'Hi Fry'); |
| }); |
| |
| observeTest('BindWithDynamicRef', () { |
| var id = 't${new math.Random().nextInt(100)}'; |
| var div = createTestHtml( |
| '<template id="$id">' |
| 'Hi {{ name }}' |
| '</template>' |
| '<template ref="{{ id }}" bind="{{}}"></template>'); |
| |
| var t1 = div.firstChild; |
| var t2 = div.nodes[1]; |
| var model = toObservable({'name': 'Fry', 'id': id }); |
| recursivelySetTemplateModel(div, model); |
| |
| performMicrotaskCheckpoint(); |
| expect(t2.nextNode.text, 'Hi Fry'); |
| }); |
| |
| observeTest('BindChanged', () { |
| var model = toObservable({ |
| 'XX': {'name': 'Leela', 'title': 'Captain'}, |
| 'XY': {'name': 'Fry', 'title': 'Delivery boy'}, |
| 'XZ': {'name': 'Zoidberg', 'title': 'Doctor'} |
| }); |
| |
| var div = createTestHtml( |
| '<template bind="{{ XX }}">Hi {{ name }}</template>'); |
| |
| recursivelySetTemplateModel(div, model); |
| |
| var t = div.nodes.first; |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes.length, 2); |
| expect(t.nextNode.text, 'Hi Leela'); |
| |
| nodeBind(t).bind('bind', model, 'XZ'); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes.length, 2); |
| expect(t.nextNode.text, 'Hi Zoidberg'); |
| }); |
| |
| assertNodesAre(div, [arguments]) { |
| var expectedLength = arguments.length; |
| expect(div.nodes.length, expectedLength + 1); |
| |
| for (var i = 0; i < arguments.length; i++) { |
| var targetNode = div.nodes[i + 1]; |
| expect(targetNode.text, arguments[i]); |
| } |
| } |
| |
| observeTest('Repeat3', () { |
| var div = createTestHtml( |
| '<template repeat="{{ contacts }}">Hi {{ name }}</template>'); |
| var t = div.nodes.first; |
| |
| var m = toObservable({ |
| 'contacts': [ |
| {'name': 'Raf'}, |
| {'name': 'Arv'}, |
| {'name': 'Neal'} |
| ] |
| }); |
| |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| assertNodesAre(div, ['Hi Raf', 'Hi Arv', 'Hi Neal']); |
| |
| m['contacts'].add(toObservable({'name': 'Alex'})); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Raf', 'Hi Arv', 'Hi Neal', 'Hi Alex']); |
| |
| m['contacts'].replaceRange(0, 2, |
| toObservable([{'name': 'Rafael'}, {'name': 'Erik'}])); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Rafael', 'Hi Erik', 'Hi Neal', 'Hi Alex']); |
| |
| m['contacts'].removeRange(1, 3); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Rafael', 'Hi Alex']); |
| |
| m['contacts'].insertAll(1, |
| toObservable([{'name': 'Erik'}, {'name': 'Dimitri'}])); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Rafael', 'Hi Erik', 'Hi Dimitri', 'Hi Alex']); |
| |
| m['contacts'].replaceRange(0, 1, |
| toObservable([{'name': 'Tab'}, {'name': 'Neal'}])); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Tab', 'Hi Neal', 'Hi Erik', 'Hi Dimitri', |
| 'Hi Alex']); |
| |
| m['contacts'] = toObservable([{'name': 'Alex'}]); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Alex']); |
| |
| m['contacts'].length = 0; |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, []); |
| }); |
| |
| observeTest('RepeatModelSet', () { |
| var div = createTestHtml( |
| '<template repeat="{{ contacts }}">' |
| 'Hi {{ name }}' |
| '</template>'); |
| var m = toObservable({ |
| 'contacts': [ |
| {'name': 'Raf'}, |
| {'name': 'Arv'}, |
| {'name': 'Neal'} |
| ] |
| }); |
| recursivelySetTemplateModel(div, m); |
| |
| performMicrotaskCheckpoint(); |
| var t = div.nodes.first; |
| |
| assertNodesAre(div, ['Hi Raf', 'Hi Arv', 'Hi Neal']); |
| }); |
| |
| observeTest('RepeatEmptyPath', () { |
| var div = createTestHtml( |
| '<template repeat="{{}}">Hi {{ name }}</template>'); |
| var t = div.nodes.first; |
| |
| var m = toObservable([ |
| {'name': 'Raf'}, |
| {'name': 'Arv'}, |
| {'name': 'Neal'} |
| ]); |
| recursivelySetTemplateModel(div, m); |
| |
| performMicrotaskCheckpoint(); |
| |
| assertNodesAre(div, ['Hi Raf', 'Hi Arv', 'Hi Neal']); |
| |
| m.add(toObservable({'name': 'Alex'})); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Raf', 'Hi Arv', 'Hi Neal', 'Hi Alex']); |
| |
| m.replaceRange(0, 2, toObservable([{'name': 'Rafael'}, {'name': 'Erik'}])); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Rafael', 'Hi Erik', 'Hi Neal', 'Hi Alex']); |
| |
| m.removeRange(1, 3); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Rafael', 'Hi Alex']); |
| |
| m.insertAll(1, toObservable([{'name': 'Erik'}, {'name': 'Dimitri'}])); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Rafael', 'Hi Erik', 'Hi Dimitri', 'Hi Alex']); |
| |
| m.replaceRange(0, 1, toObservable([{'name': 'Tab'}, {'name': 'Neal'}])); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Tab', 'Hi Neal', 'Hi Erik', 'Hi Dimitri', |
| 'Hi Alex']); |
| |
| m.length = 0; |
| m.add(toObservable({'name': 'Alex'})); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Alex']); |
| }); |
| |
| observeTest('RepeatNullModel', () { |
| var div = createTestHtml( |
| '<template repeat="{{}}">Hi {{ name }}</template>'); |
| var t = div.nodes.first; |
| |
| var m = null; |
| recursivelySetTemplateModel(div, m); |
| |
| expect(div.nodes.length, 1); |
| |
| t.attributes['iterate'] = ''; |
| m = toObservable({}); |
| recursivelySetTemplateModel(div, m); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| }); |
| |
| observeTest('RepeatReuse', () { |
| var div = createTestHtml( |
| '<template repeat="{{}}">Hi {{ name }}</template>'); |
| var t = div.nodes.first; |
| |
| var m = toObservable([ |
| {'name': 'Raf'}, |
| {'name': 'Arv'}, |
| {'name': 'Neal'} |
| ]); |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| assertNodesAre(div, ['Hi Raf', 'Hi Arv', 'Hi Neal']); |
| var node1 = div.nodes[1]; |
| var node2 = div.nodes[2]; |
| var node3 = div.nodes[3]; |
| |
| m.replaceRange(1, 2, toObservable([{'name': 'Erik'}])); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Raf', 'Hi Erik', 'Hi Neal']); |
| expect(div.nodes[1], node1, |
| reason: 'model[0] did not change so the node should not have changed'); |
| expect(div.nodes[2], isNot(equals(node2)), |
| reason: 'Should not reuse when replacing'); |
| expect(div.nodes[3], node3, |
| reason: 'model[2] did not change so the node should not have changed'); |
| |
| node2 = div.nodes[2]; |
| m.insert(0, toObservable({'name': 'Alex'})); |
| performMicrotaskCheckpoint(); |
| assertNodesAre(div, ['Hi Alex', 'Hi Raf', 'Hi Erik', 'Hi Neal']); |
| }); |
| |
| observeTest('TwoLevelsDeepBug', () { |
| var div = createTestHtml( |
| '<template bind="{{}}"><span><span>{{ foo }}</span></span></template>'); |
| |
| var model = toObservable({'foo': 'bar'}); |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes[1].nodes[0].nodes[0].text, 'bar'); |
| }); |
| |
| observeTest('Checked', () { |
| var div = createTestHtml( |
| '<template>' |
| '<input type="checkbox" checked="{{a}}">' |
| '</template>'); |
| var t = div.nodes.first; |
| var m = toObservable({ |
| 'a': true |
| }); |
| nodeBind(t).bind('bind', m, ''); |
| performMicrotaskCheckpoint(); |
| |
| var instanceInput = t.nextNode; |
| expect(instanceInput.checked, true); |
| |
| instanceInput.click(); |
| expect(instanceInput.checked, false); |
| |
| instanceInput.click(); |
| expect(instanceInput.checked, true); |
| }); |
| |
| nestedHelper(s, start) { |
| var div = createTestHtml(s); |
| |
| var m = toObservable({ |
| 'a': { |
| 'b': 1, |
| 'c': {'d': 2} |
| }, |
| }); |
| |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| var i = start; |
| expect(div.nodes[i++].text, '1'); |
| expect(div.nodes[i++].tagName, 'TEMPLATE'); |
| expect(div.nodes[i++].text, '2'); |
| |
| m['a']['b'] = 11; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[start].text, '11'); |
| |
| m['a']['c'] = toObservable({'d': 22}); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[start + 2].text, '22'); |
| } |
| |
| observeTest('Nested', () { |
| nestedHelper( |
| '<template bind="{{a}}">' |
| '{{b}}' |
| '<template bind="{{c}}">' |
| '{{d}}' |
| '</template>' |
| '</template>', 1); |
| }); |
| |
| observeTest('NestedWithRef', () { |
| nestedHelper( |
| '<template id="inner">{{d}}</template>' |
| '<template id="outer" bind="{{a}}">' |
| '{{b}}' |
| '<template ref="inner" bind="{{c}}"></template>' |
| '</template>', 2); |
| }); |
| |
| nestedIterateInstantiateHelper(s, start) { |
| var div = createTestHtml(s); |
| |
| var m = toObservable({ |
| 'a': [ |
| { |
| 'b': 1, |
| 'c': {'d': 11} |
| }, |
| { |
| 'b': 2, |
| 'c': {'d': 22} |
| } |
| ] |
| }); |
| |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| var i = start; |
| expect(div.nodes[i++].text, '1'); |
| expect(div.nodes[i++].tagName, 'TEMPLATE'); |
| expect(div.nodes[i++].text, '11'); |
| expect(div.nodes[i++].text, '2'); |
| expect(div.nodes[i++].tagName, 'TEMPLATE'); |
| expect(div.nodes[i++].text, '22'); |
| |
| m['a'][1] = toObservable({ |
| 'b': 3, |
| 'c': {'d': 33} |
| }); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[start + 3].text, '3'); |
| expect(div.nodes[start + 5].text, '33'); |
| } |
| |
| observeTest('NestedRepeatBind', () { |
| nestedIterateInstantiateHelper( |
| '<template repeat="{{a}}">' |
| '{{b}}' |
| '<template bind="{{c}}">' |
| '{{d}}' |
| '</template>' |
| '</template>', 1); |
| }); |
| |
| observeTest('NestedRepeatBindWithRef', () { |
| nestedIterateInstantiateHelper( |
| '<template id="inner">' |
| '{{d}}' |
| '</template>' |
| '<template repeat="{{a}}">' |
| '{{b}}' |
| '<template ref="inner" bind="{{c}}"></template>' |
| '</template>', 2); |
| }); |
| |
| nestedIterateIterateHelper(s, start) { |
| var div = createTestHtml(s); |
| |
| var m = toObservable({ |
| 'a': [ |
| { |
| 'b': 1, |
| 'c': [{'d': 11}, {'d': 12}] |
| }, |
| { |
| 'b': 2, |
| 'c': [{'d': 21}, {'d': 22}] |
| } |
| ] |
| }); |
| |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| var i = start; |
| expect(div.nodes[i++].text, '1'); |
| expect(div.nodes[i++].tagName, 'TEMPLATE'); |
| expect(div.nodes[i++].text, '11'); |
| expect(div.nodes[i++].text, '12'); |
| expect(div.nodes[i++].text, '2'); |
| expect(div.nodes[i++].tagName, 'TEMPLATE'); |
| expect(div.nodes[i++].text, '21'); |
| expect(div.nodes[i++].text, '22'); |
| |
| m['a'][1] = toObservable({ |
| 'b': 3, |
| 'c': [{'d': 31}, {'d': 32}, {'d': 33}] |
| }); |
| |
| i = start + 4; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[start + 4].text, '3'); |
| expect(div.nodes[start + 6].text, '31'); |
| expect(div.nodes[start + 7].text, '32'); |
| expect(div.nodes[start + 8].text, '33'); |
| } |
| |
| observeTest('NestedRepeatBind', () { |
| nestedIterateIterateHelper( |
| '<template repeat="{{a}}">' |
| '{{b}}' |
| '<template repeat="{{c}}">' |
| '{{d}}' |
| '</template>' |
| '</template>', 1); |
| }); |
| |
| observeTest('NestedRepeatRepeatWithRef', () { |
| nestedIterateIterateHelper( |
| '<template id="inner">' |
| '{{d}}' |
| '</template>' |
| '<template repeat="{{a}}">' |
| '{{b}}' |
| '<template ref="inner" repeat="{{c}}"></template>' |
| '</template>', 2); |
| }); |
| |
| observeTest('NestedRepeatSelfRef', () { |
| var div = createTestHtml( |
| '<template id="t" repeat="{{}}">' |
| '{{name}}' |
| '<template ref="t" repeat="{{items}}"></template>' |
| '</template>'); |
| |
| var m = toObservable([ |
| { |
| 'name': 'Item 1', |
| 'items': [ |
| { |
| 'name': 'Item 1.1', |
| 'items': [ |
| { |
| 'name': 'Item 1.1.1', |
| 'items': [] |
| } |
| ] |
| }, |
| { |
| 'name': 'Item 1.2' |
| } |
| ] |
| }, |
| { |
| 'name': 'Item 2', |
| 'items': [] |
| }, |
| ]); |
| |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| var i = 1; |
| expect(div.nodes[i++].text, 'Item 1'); |
| expect(div.nodes[i++].tagName, 'TEMPLATE'); |
| expect(div.nodes[i++].text, 'Item 1.1'); |
| expect(div.nodes[i++].tagName, 'TEMPLATE'); |
| expect(div.nodes[i++].text, 'Item 1.1.1'); |
| expect(div.nodes[i++].tagName, 'TEMPLATE'); |
| expect(div.nodes[i++].text, 'Item 1.2'); |
| expect(div.nodes[i++].tagName, 'TEMPLATE'); |
| expect(div.nodes[i++].text, 'Item 2'); |
| |
| m[0] = toObservable({'name': 'Item 1 changed'}); |
| |
| i = 1; |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[i++].text, 'Item 1 changed'); |
| expect(div.nodes[i++].tagName, 'TEMPLATE'); |
| expect(div.nodes[i++].text, 'Item 2'); |
| }); |
| |
| observeTest('Attribute Template Option/Optgroup', () { |
| var div = createTestHtml( |
| '<template bind>' |
| '<select selectedIndex="{{ selected }}">' |
| '<optgroup template repeat="{{ groups }}" label="{{ name }}">' |
| '<option template repeat="{{ items }}">{{ val }}</option>' |
| '</optgroup>' |
| '</select>' |
| '</template>'); |
| |
| var m = toObservable({ |
| 'selected': 1, |
| 'groups': [{ |
| 'name': 'one', 'items': [{ 'val': 0 }, { 'val': 1 }] |
| }], |
| }); |
| |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| var select = div.nodes[0].nextNode; |
| expect(select.nodes.length, 2); |
| |
| scheduleMicrotask(expectAsync0(() { |
| scheduleMicrotask(expectAsync0(() { |
| // TODO(jmesserly): this should be called sooner. |
| expect(select.selectedIndex, 1); |
| })); |
| })); |
| expect(select.nodes[0].tagName, 'TEMPLATE'); |
| expect((templateBind(templateBind(select.nodes[0]).ref) |
| .content.nodes[0] as Element).tagName, 'OPTGROUP'); |
| |
| var optgroup = select.nodes[1]; |
| expect(optgroup.nodes[0].tagName, 'TEMPLATE'); |
| expect(optgroup.nodes[1].tagName, 'OPTION'); |
| expect(optgroup.nodes[1].text, '0'); |
| expect(optgroup.nodes[2].tagName, 'OPTION'); |
| expect(optgroup.nodes[2].text, '1'); |
| }); |
| |
| observeTest('NestedIterateTableMixedSemanticNative', () { |
| if (!parserHasNativeTemplate) return; |
| |
| var div = createTestHtml( |
| '<table><tbody>' |
| '<template repeat="{{}}">' |
| '<tr>' |
| '<td template repeat="{{}}" class="{{ val }}">{{ val }}</td>' |
| '</tr>' |
| '</template>' |
| '</tbody></table>'); |
| |
| var m = toObservable([ |
| [{ 'val': 0 }, { 'val': 1 }], |
| [{ 'val': 2 }, { 'val': 3 }] |
| ]); |
| |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| var tbody = div.nodes[0].nodes[0]; |
| |
| // 1 for the <tr template>, 2 * (1 tr) |
| expect(tbody.nodes.length, 3); |
| |
| // 1 for the <td template>, 2 * (1 td) |
| expect(tbody.nodes[1].nodes.length, 3); |
| |
| expect(tbody.nodes[1].nodes[1].text, '0'); |
| expect(tbody.nodes[1].nodes[2].text, '1'); |
| |
| // 1 for the <td template>, 2 * (1 td) |
| expect(tbody.nodes[2].nodes.length, 3); |
| expect(tbody.nodes[2].nodes[1].text, '2'); |
| expect(tbody.nodes[2].nodes[2].text, '3'); |
| |
| // Asset the 'class' binding is retained on the semantic template (just |
| // check the last one). |
| expect(tbody.nodes[2].nodes[2].attributes["class"], '3'); |
| }); |
| |
| observeTest('NestedIterateTable', () { |
| var div = createTestHtml( |
| '<table><tbody>' |
| '<tr template repeat="{{}}">' |
| '<td template repeat="{{}}" class="{{ val }}">{{ val }}</td>' |
| '</tr>' |
| '</tbody></table>'); |
| |
| var m = toObservable([ |
| [{ 'val': 0 }, { 'val': 1 }], |
| [{ 'val': 2 }, { 'val': 3 }] |
| ]); |
| |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| var i = 1; |
| var tbody = div.nodes[0].nodes[0]; |
| |
| // 1 for the <tr template>, 2 * (1 tr) |
| expect(tbody.nodes.length, 3); |
| |
| // 1 for the <td template>, 2 * (1 td) |
| expect(tbody.nodes[1].nodes.length, 3); |
| expect(tbody.nodes[1].nodes[1].text, '0'); |
| expect(tbody.nodes[1].nodes[2].text, '1'); |
| |
| // 1 for the <td template>, 2 * (1 td) |
| expect(tbody.nodes[2].nodes.length, 3); |
| expect(tbody.nodes[2].nodes[1].text, '2'); |
| expect(tbody.nodes[2].nodes[2].text, '3'); |
| |
| // Asset the 'class' binding is retained on the semantic template (just |
| // check the last one). |
| expect(tbody.nodes[2].nodes[2].attributes['class'], '3'); |
| }); |
| |
| observeTest('NestedRepeatDeletionOfMultipleSubTemplates', () { |
| var div = createTestHtml( |
| '<ul>' |
| '<template repeat="{{}}" id=t1>' |
| '<li>{{name}}' |
| '<ul>' |
| '<template ref=t1 repaet="{{items}}"></template>' |
| '</ul>' |
| '</li>' |
| '</template>' |
| '</ul>'); |
| |
| var m = toObservable([ |
| { |
| 'name': 'Item 1', |
| 'items': [ |
| { |
| 'name': 'Item 1.1' |
| } |
| ] |
| } |
| ]); |
| |
| recursivelySetTemplateModel(div, m); |
| |
| performMicrotaskCheckpoint(); |
| m.removeAt(0); |
| performMicrotaskCheckpoint(); |
| }); |
| |
| observeTest('DeepNested', () { |
| var div = createTestHtml( |
| '<template bind="{{a}}">' |
| '<p>' |
| '<template bind="{{b}}">' |
| '{{ c }}' |
| '</template>' |
| '</p>' |
| '</template>'); |
| |
| var m = toObservable({ |
| 'a': { |
| 'b': { |
| 'c': 42 |
| } |
| } |
| }); |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes[1].tagName, 'P'); |
| expect(div.nodes[1].nodes.first.tagName, 'TEMPLATE'); |
| expect(div.nodes[1].nodes[1].text, '42'); |
| }); |
| |
| observeTest('TemplateContentRemoved', () { |
| var div = createTestHtml('<template bind="{{}}">{{ }}</template>'); |
| var model = 42; |
| |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[1].text, '42'); |
| expect(div.nodes[0].text, ''); |
| }); |
| |
| observeTest('TemplateContentRemovedEmptyArray', () { |
| var div = createTestHtml('<template iterate>Remove me</template>'); |
| var model = toObservable([]); |
| |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| expect(div.nodes[0].text, ''); |
| }); |
| |
| observeTest('TemplateContentRemovedNested', () { |
| var div = createTestHtml( |
| '<template bind="{{}}">' |
| '{{ a }}' |
| '<template bind="{{}}">' |
| '{{ b }}' |
| '</template>' |
| '</template>'); |
| |
| var model = toObservable({ |
| 'a': 1, |
| 'b': 2 |
| }); |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes[0].text, ''); |
| expect(div.nodes[1].text, '1'); |
| expect(div.nodes[2].text, ''); |
| expect(div.nodes[3].text, '2'); |
| }); |
| |
| observeTest('BindWithUndefinedModel', () { |
| var div = createTestHtml( |
| '<template bind="{{}}" if="{{}}">{{ a }}</template>'); |
| |
| var model = toObservable({'a': 42}); |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[1].text, '42'); |
| |
| model = null; |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 1); |
| |
| model = toObservable({'a': 42}); |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes[1].text, '42'); |
| }); |
| |
| observeTest('BindNested', () { |
| var div = createTestHtml( |
| '<template bind="{{}}">' |
| 'Name: {{ name }}' |
| '<template bind="{{wife}}" if="{{wife}}">' |
| 'Wife: {{ name }}' |
| '</template>' |
| '<template bind="{{child}}" if="{{child}}">' |
| 'Child: {{ name }}' |
| '</template>' |
| '</template>'); |
| |
| var m = toObservable({ |
| 'name': 'Hermes', |
| 'wife': { |
| 'name': 'LaBarbara' |
| } |
| }); |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes.length, 5); |
| expect(div.nodes[1].text, 'Name: Hermes'); |
| expect(div.nodes[3].text, 'Wife: LaBarbara'); |
| |
| m['child'] = toObservable({'name': 'Dwight'}); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 6); |
| expect(div.nodes[5].text, 'Child: Dwight'); |
| |
| m.remove('wife'); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 5); |
| expect(div.nodes[4].text, 'Child: Dwight'); |
| }); |
| |
| observeTest('BindRecursive', () { |
| var div = createTestHtml( |
| '<template bind="{{}}" if="{{}}" id="t">' |
| 'Name: {{ name }}' |
| '<template bind="{{friend}}" if="{{friend}}" ref="t"></template>' |
| '</template>'); |
| |
| var m = toObservable({ |
| 'name': 'Fry', |
| 'friend': { |
| 'name': 'Bender' |
| } |
| }); |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes.length, 5); |
| expect(div.nodes[1].text, 'Name: Fry'); |
| expect(div.nodes[3].text, 'Name: Bender'); |
| |
| m['friend']['friend'] = toObservable({'name': 'Leela'}); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 7); |
| expect(div.nodes[5].text, 'Name: Leela'); |
| |
| m['friend'] = toObservable({'name': 'Leela'}); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 5); |
| expect(div.nodes[3].text, 'Name: Leela'); |
| }); |
| |
| observeTest('Template - Self is terminator', () { |
| var div = createTestHtml( |
| '<template repeat>{{ foo }}' |
| '<template bind></template>' |
| '</template>'); |
| |
| var m = toObservable([{ 'foo': 'bar' }]); |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| m.add(toObservable({ 'foo': 'baz' })); |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes.length, 5); |
| expect(div.nodes[1].text, 'bar'); |
| expect(div.nodes[3].text, 'baz'); |
| }); |
| |
| observeTest('Template - Same Contents, Different Array has no effect', () { |
| if (!MutationObserver.supported) return; |
| |
| var div = createTestHtml('<template repeat>{{ foo }}</template>'); |
| |
| var m = toObservable([{ 'foo': 'bar' }, { 'foo': 'bat'}]); |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| var observer = new MutationObserver((records, _) {}); |
| observer.observe(div, childList: true); |
| |
| var template = div.firstChild; |
| nodeBind(template).bind('repeat', toObservable(m.toList()), ''); |
| performMicrotaskCheckpoint(); |
| var records = observer.takeRecords(); |
| expect(records.length, 0); |
| }); |
| |
| observeTest('RecursiveRef', () { |
| var div = createTestHtml( |
| '<template bind>' |
| '<template id=src>{{ foo }}</template>' |
| '<template bind ref=src></template>' |
| '</template>'); |
| |
| var m = toObservable({'foo': 'bar'}); |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes.length, 4); |
| expect(div.nodes[3].text, 'bar'); |
| }); |
| |
| observeTest('ChangeFromBindToRepeat', () { |
| var div = createTestHtml( |
| '<template bind="{{a}}">' |
| '{{ length }}' |
| '</template>'); |
| var template = div.nodes.first; |
| |
| // Note: this test data is a little different from the JS version, because |
| // we allow binding to the "length" field of the Map in preference to |
| // binding keys. |
| var m = toObservable({ |
| 'a': [ |
| [], |
| { 'b': [1,2,3,4] }, |
| // Note: this will use the Map "length" property, not the "length" key. |
| {'length': 42, 'c': 123} |
| ] |
| }); |
| recursivelySetTemplateModel(div, m); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes.length, 2); |
| expect(div.nodes[1].text, '3'); |
| |
| nodeBind(template) |
| ..unbind('bind') |
| ..bind('repeat', m, 'a'); |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 4); |
| expect(div.nodes[1].text, '0'); |
| expect(div.nodes[2].text, '1'); |
| expect(div.nodes[3].text, '2'); |
| |
| nodeBind(template).unbind('repeat'); |
| nodeBind(template).bind('bind', m, 'a.1.b'); |
| |
| performMicrotaskCheckpoint(); |
| expect(div.nodes.length, 2); |
| expect(div.nodes[1].text, '4'); |
| }); |
| |
| observeTest('ChangeRefId', () { |
| var div = createTestHtml( |
| '<template id="a">a:{{ }}</template>' |
| '<template id="b">b:{{ }}</template>' |
| '<template repeat="{{}}">' |
| '<template ref="a" bind="{{}}"></template>' |
| '</template>'); |
| var model = toObservable([]); |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes.length, 3); |
| |
| document.getElementById('a').id = 'old-a'; |
| document.getElementById('b').id = 'a'; |
| |
| model..add(1)..add(2); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.nodes.length, 7); |
| expect(div.nodes[4].text, 'b:1'); |
| expect(div.nodes[6].text, 'b:2'); |
| }); |
| |
| observeTest('Content', () { |
| var div = createTestHtml( |
| '<template><a></a></template>' |
| '<template><b></b></template>'); |
| var templateA = div.nodes.first; |
| var templateB = div.nodes.last; |
| var contentA = templateBind(templateA).content; |
| var contentB = templateBind(templateB).content; |
| expect(contentA, isNotNull); |
| |
| expect(templateA.ownerDocument, isNot(equals(contentA.ownerDocument))); |
| expect(templateB.ownerDocument, isNot(equals(contentB.ownerDocument))); |
| |
| expect(templateB.ownerDocument, templateA.ownerDocument); |
| expect(contentB.ownerDocument, contentA.ownerDocument); |
| |
| expect(templateA.ownerDocument.window, window); |
| expect(templateB.ownerDocument.window, window); |
| |
| expect(contentA.ownerDocument.window, null); |
| expect(contentB.ownerDocument.window, null); |
| |
| expect(contentA.nodes.last, contentA.nodes.first); |
| expect(contentA.nodes.first.tagName, 'A'); |
| |
| expect(contentB.nodes.last, contentB.nodes.first); |
| expect(contentB.nodes.first.tagName, 'B'); |
| }); |
| |
| observeTest('NestedContent', () { |
| var div = createTestHtml( |
| '<template>' |
| '<template></template>' |
| '</template>'); |
| var templateA = div.nodes.first; |
| var templateB = templateBind(templateA).content.nodes.first; |
| |
| expect(templateB.ownerDocument, templateBind(templateA) |
| .content.ownerDocument); |
| expect(templateBind(templateB).content.ownerDocument, |
| templateBind(templateA).content.ownerDocument); |
| }); |
| |
| observeTest('BindShadowDOM', () { |
| if (ShadowRoot.supported) { |
| var root = createShadowTestHtml( |
| '<template bind="{{}}">Hi {{ name }}</template>'); |
| var model = toObservable({'name': 'Leela'}); |
| recursivelySetTemplateModel(root, model); |
| performMicrotaskCheckpoint(); |
| expect(root.nodes[1].text, 'Hi Leela'); |
| } |
| }); |
| |
| // Dart note: this test seems gone from JS. Keeping for posterity sake. |
| observeTest('BindShadowDOM createInstance', () { |
| if (ShadowRoot.supported) { |
| var model = toObservable({'name': 'Leela'}); |
| var template = new Element.html('<template>Hi {{ name }}</template>'); |
| var root = createShadowTestHtml(''); |
| root.nodes.add(templateBind(template).createInstance(model)); |
| |
| performMicrotaskCheckpoint(); |
| expect(root.text, 'Hi Leela'); |
| |
| model['name'] = 'Fry'; |
| performMicrotaskCheckpoint(); |
| expect(root.text, 'Hi Fry'); |
| } |
| }); |
| |
| observeTest('BindShadowDOM Template Ref', () { |
| if (ShadowRoot.supported) { |
| var root = createShadowTestHtml( |
| '<template id=foo>Hi</template><template bind ref=foo></template>'); |
| recursivelySetTemplateModel(root, toObservable({})); |
| performMicrotaskCheckpoint(); |
| expect(root.nodes.length, 3); |
| } |
| }); |
| |
| // https://github.com/toolkitchen/mdv/issues/8 |
| observeTest('UnbindingInNestedBind', () { |
| var div = createTestHtml( |
| '<template bind="{{outer}}" if="{{outer}}" syntax="testHelper">' |
| '<template bind="{{inner}}" if="{{inner}}">' |
| '{{ age }}' |
| '</template>' |
| '</template>'); |
| |
| var syntax = new UnbindingInNestedBindSyntax(); |
| var model = toObservable({ |
| 'outer': { |
| 'inner': { |
| 'age': 42 |
| } |
| } |
| }); |
| |
| recursivelySetTemplateModel(div, model, syntax); |
| |
| performMicrotaskCheckpoint(); |
| expect(syntax.count, 1); |
| |
| var inner = model['outer']['inner']; |
| model['outer'] = null; |
| |
| performMicrotaskCheckpoint(); |
| expect(syntax.count, 1); |
| |
| model['outer'] = toObservable({'inner': {'age': 2}}); |
| syntax.expectedAge = 2; |
| |
| performMicrotaskCheckpoint(); |
| expect(syntax.count, 2); |
| }); |
| |
| // https://github.com/toolkitchen/mdv/issues/8 |
| observeTest('DontCreateInstancesForAbandonedIterators', () { |
| var div = createTestHtml( |
| '<template bind="{{}} {{}}">' |
| '<template bind="{{}}">Foo' |
| '</template>' |
| '</template>'); |
| recursivelySetTemplateModel(div, null); |
| performMicrotaskCheckpoint(); |
| }); |
| |
| observeTest('CreateInstance', () { |
| var div = createTestHtml( |
| '<template bind="{{a}}">' |
| '<template bind="{{b}}">' |
| '{{ foo }}:{{ replaceme }}' |
| '</template>' |
| '</template>'); |
| var outer = templateBind(div.nodes.first); |
| var model = toObservable({'b': {'foo': 'bar'}}); |
| |
| var host = new DivElement(); |
| var instance = outer.createInstance(model, new TestBindingSyntax()); |
| expect(outer.content.nodes.first, |
| templateBind(instance.nodes.first).ref); |
| |
| host.append(instance); |
| performMicrotaskCheckpoint(); |
| expect(host.firstChild.nextNode.text, 'bar:replaced'); |
| }); |
| |
| observeTest('Bootstrap', () { |
| var div = new DivElement(); |
| div.innerHtml = |
| '<template>' |
| '<div></div>' |
| '<template>' |
| 'Hello' |
| '</template>' |
| '</template>'; |
| |
| TemplateBindExtension.bootstrap(div); |
| var template = templateBind(div.nodes.first); |
| expect(template.content.nodes.length, 2); |
| var template2 = templateBind(template.content.nodes.first.nextNode); |
| expect(template2.content.nodes.length, 1); |
| expect(template2.content.nodes.first.text, 'Hello'); |
| |
| template = new Element.tag('template'); |
| template.innerHtml = |
| '<template>' |
| '<div></div>' |
| '<template>' |
| 'Hello' |
| '</template>' |
| '</template>'; |
| |
| TemplateBindExtension.bootstrap(template); |
| template2 = templateBind(templateBind(template).content.nodes.first); |
| expect(template2.content.nodes.length, 2); |
| var template3 = templateBind(template2.content.nodes.first.nextNode); |
| expect(template3.content.nodes.length, 1); |
| expect(template3.content.nodes.first.text, 'Hello'); |
| }); |
| |
| observeTest('issue-285', () { |
| var div = createTestHtml( |
| '<template>' |
| '<template bind if="{{show}}">' |
| '<template id=del repeat="{{items}}">' |
| '{{}}' |
| '</template>' |
| '</template>' |
| '</template>'); |
| |
| var template = div.firstChild; |
| |
| var model = toObservable({ |
| 'show': true, |
| 'items': [1] |
| }); |
| |
| div.append(templateBind(template).createInstance(model, |
| new Issue285Syntax())); |
| |
| performMicrotaskCheckpoint(); |
| expect(template.nextNode.nextNode.nextNode.text, '2'); |
| model['show'] = false; |
| performMicrotaskCheckpoint(); |
| model['show'] = true; |
| performMicrotaskCheckpoint(); |
| expect(template.nextNode.nextNode.nextNode.text, '2'); |
| }); |
| |
| observeTest('issue-141', () { |
| var div = createTestHtml( |
| '<template bind>' + |
| '<div foo="{{foo1}} {{foo2}}" bar="{{bar}}"></div>' + |
| '</template>'); |
| |
| var model = toObservable({ |
| 'foo1': 'foo1Value', |
| 'foo2': 'foo2Value', |
| 'bar': 'barValue' |
| }); |
| |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| |
| expect(div.lastChild.attributes['bar'], 'barValue'); |
| }); |
| } |
| |
| compatTests() { |
| observeTest('underbar bindings', () { |
| var div = createTestHtml( |
| '<template bind>' |
| '<div _style="color: {{ color }};"></div>' |
| '<img _src="{{ url }}">' |
| '<a _href="{{ url2 }}">Link</a>' |
| '<input type="number" _value="{{ number }}">' |
| '</template>'); |
| |
| var model = toObservable({ |
| 'color': 'red', |
| 'url': 'pic.jpg', |
| 'url2': 'link.html', |
| 'number': 4 |
| }); |
| |
| recursivelySetTemplateModel(div, model); |
| performMicrotaskCheckpoint(); |
| |
| var subDiv = div.firstChild.nextNode; |
| expect(subDiv.attributes['style'], 'color: red;'); |
| |
| var img = subDiv.nextNode; |
| expect(img.attributes['src'], 'pic.jpg'); |
| |
| var a = img.nextNode; |
| expect(a.attributes['href'], 'link.html'); |
| |
| var input = a.nextNode; |
| expect(input.value, '4'); |
| }); |
| } |
| |
| class Issue285Syntax extends BindingDelegate { |
| prepareInstanceModel(template) { |
| if (template.id == 'del') return (val) => val * 2; |
| } |
| } |
| |
| class TestBindingSyntax extends BindingDelegate { |
| prepareBinding(String path, name, node) { |
| if (path.trim() == 'replaceme') { |
| return (x, y) => new ObservableBox('replaced'); |
| } |
| return null; |
| } |
| } |
| |
| class UnbindingInNestedBindSyntax extends BindingDelegate { |
| int expectedAge = 42; |
| int count = 0; |
| |
| prepareBinding(path, name, node) { |
| if (name != 'text' || path != 'age') return null; |
| |
| return (model, node) { |
| expect(model['age'], expectedAge); |
| count++; |
| return model; |
| }; |
| } |
| } |
