port TemplateBinding to ed3266266e751b5ab1f75f8e0509d0d5f0ef35d8

pkg/template_binding/test/node_bindings_test.dart

Index: pkg/template_binding/test/node_bindings_test.dart
diff --git a/pkg/template_binding/test/node_bindings_test.dart b/pkg/template_binding/test/node_bindings_test.dart
deleted file mode 100644
index 6391b385b4ca34b0dd492ea907453ae4ac8312b2..0000000000000000000000000000000000000000
--- a/pkg/template_binding/test/node_bindings_test.dart
+++ /dev/null
@@ -1,670 +0,0 @@
-// 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.node_bindings_test;
-
-import 'dart:html';
-
-@MirrorsUsed(targets: const [NodeBinding], override:
-    'template_binding.test.node_bindings_test')
-import 'dart:mirrors';
-
-import 'package:observe/observe.dart' show toObservable, PathObserver;
-import 'package:template_binding/template_binding.dart'
-  show nodeBind, NodeBinding;
-import 'package:unittest/html_config.dart';
-import 'package:unittest/unittest.dart';
-import 'utils.dart';
-
-// Note: this file ported from
-// https://github.com/toolkitchen/mdv/blob/master/tests/node_bindings.js
-
-main() {
-  useHtmlConfiguration();
-
-  setUp(() {
-    document.body.append(testDiv = new DivElement());
-  });
-
-  tearDown(() {
-    testDiv.remove();
-    testDiv = null;
-  });
-
-
-  group('Text bindings', testBindings);
-  group('Element attribute bindings', elementBindings);
-  group('Form Element bindings', formBindings);
-}
-
-testBindings() {
-  observeTest('Basic', () {
-    var text = new Text('hi');
-    var model = toObservable({'a': 1});
-    nodeBind(text).bind('text', model, 'a');
-    expect(text.text, '1');
-
-    model['a'] = 2;
-    performMicrotaskCheckpoint();
-    expect(text.text, '2');
-
-    nodeBind(text).unbind('text');
-    model['a'] = 3;
-    performMicrotaskCheckpoint();
-    expect(text.text, '2');
-
-    // TODO(rafaelw): Throw on binding to unavailable property?
-  });
-
-  observeTest('No Path', () {
-    var text = new Text('hi');
-    var model = 1;
-    nodeBind(text).bind('text', model);
-    expect(text.text, '1');
-  });
-
-  observeTest('Path unreachable', () {
-    var text = testDiv.append(new Text('hi'));
-    var model = 1;
-    nodeBind(text).bind('text', model, 'a');
-    expect(text.text, '');
-  });
-
-  observeTest('Observer is Model', () {
-    _observer(x) => reflect(x).getField(
-        privateSymbol(NodeBinding, '_observer')).reflectee;
-
-    var text = new Text('');
-    var model = toObservable({'a': {'b': {'c': 1}}});
-    var observer = new PathObserver(model, 'a.b.c');
-    nodeBind(text).bind('text', observer, 'value');
-    expect(text.text, '1');
-
-    var binding = nodeBind(text).bindings['text'];
-    expect(binding, isNotNull);
-    expect(privateField(binding, '_observer'), observer,
-        reason: 'should reuse observer');
-
-    model['a']['b']['c'] = 2;
-    performMicrotaskCheckpoint();
-    expect(text.text, '2');
-    nodeBind(text).unbind('text');
-  });
-}
-
-elementBindings() {
-  observeTest('Basic', () {
-    var el = new DivElement();
-    var model = toObservable({'a': '1'});
-    nodeBind(el).bind('foo', model, 'a');
-    performMicrotaskCheckpoint();
-    expect(el.attributes['foo'], '1');
-
-    model['a'] = '2';
-    performMicrotaskCheckpoint();
-    expect(el.attributes['foo'], '2');
-
-    model['a'] = 232.2;
-    performMicrotaskCheckpoint();
-    expect(el.attributes['foo'], '232.2');
-
-    model['a'] = 232;
-    performMicrotaskCheckpoint();
-    expect(el.attributes['foo'], '232');
-
-    model['a'] = null;
-    performMicrotaskCheckpoint();
-    expect(el.attributes['foo'], '');
-  });
-
-  observeTest('No Path', () {
-    var el = testDiv.append(new DivElement());
-    var model = 1;
-    nodeBind(el).bind('foo', model);
-    expect(el.attributes['foo'], '1');
-  });
-
-  observeTest('Path unreachable', () {
-    var el = testDiv.append(new DivElement());
-    var model = toObservable({});
-    nodeBind(el).bind('foo', model, 'bar');
-    expect(el.attributes['foo'], '');
-  });
-
-  observeTest('Dashes', () {
-    var el = testDiv.append(new DivElement());
-    var model = toObservable({'a': '1'});
-    nodeBind(el).bind('foo-bar', model, 'a');
-    performMicrotaskCheckpoint();
-    expect(el.attributes['foo-bar'], '1');
-
-    model['a'] = '2';
-    performMicrotaskCheckpoint();
-    expect(el.attributes['foo-bar'], '2');
-  });
-
-  observeTest('Element.id, Element.hidden?', () {
-    var element = new DivElement();
-    var model = toObservable({'a': 1, 'b': 2});
-    nodeBind(element).bind('hidden?', model, 'a');
-    nodeBind(element).bind('id', model, 'b');
-
-    expect(element.attributes, contains('hidden'));
-    expect(element.attributes['hidden'], '');
-    expect(element.id, '2');
-
-    model['a'] = null;
-    performMicrotaskCheckpoint();
-    expect(element.attributes, isNot(contains('hidden')),
-        reason: 'null is false-y');
-
-    model['a'] = false;
-    performMicrotaskCheckpoint();
-    expect(element.attributes, isNot(contains('hidden')));
-
-    model['a'] = 'foo';
-    model['b'] = 'x';
-    performMicrotaskCheckpoint();
-    expect(element.attributes, contains('hidden'));
-    expect(element.attributes['hidden'], '');
-    expect(element.id, 'x');
-  });
-
-  observeTest('Element.id - path unreachable', () {
-    var element = testDiv.append(new DivElement());
-    var model = toObservable({});
-    nodeBind(element).bind('id', model, 'a');
-    expect(element.id, '');
-  });
-}
-
-formBindings() {
-  inputTextAreaValueTest(String tagName) {
-    var el = new Element.tag(tagName);
-    testDiv.nodes.add(el);
-    var model = toObservable({'x': 42});
-    nodeBind(el).bind('value', model, 'x');
-    expect(el.value, '42');
-
-    model['x'] = 'Hi';
-    expect(el.value, '42', reason: 'changes delivered async');
-    performMicrotaskCheckpoint();
-    expect(el.value, 'Hi');
-
-    el.value = 'changed';
-    dispatchEvent('input', el);
-    expect(model['x'], 'changed');
-
-    nodeBind(el).unbind('value');
-
-    el.value = 'changed again';
-    dispatchEvent('input', el);
-    expect(model['x'], 'changed');
-
-    nodeBind(el).bind('value', model, 'x');
-    model['x'] = null;
-    performMicrotaskCheckpoint();
-    expect(el.value, '');
-  }
-
-  inputTextAreaNoPath(String tagName) {
-    var el = testDiv.append(new Element.tag(tagName));
-    var model = 42;
-    nodeBind(el).bind('value', model);
-    expect(el.value, '42');
-  }
-
-  inputTextAreaPathUnreachable(String tagName) {
-    var el = testDiv.append(new Element.tag(tagName));
-    var model = toObservable({});
-    nodeBind(el).bind('value', model, 'a');
-    expect(el.value, '');
-  }
-
-  observeTest('Input.value',
-      () => inputTextAreaValueTest('input'));
-  observeTest('Input.value - no path',
-      () => inputTextAreaNoPath('input'));
-  observeTest('Input.value - path unreachable',
-      () => inputTextAreaPathUnreachable('input'));
-  observeTest('TextArea.value',
-      () => inputTextAreaValueTest('textarea'));
-  observeTest('TextArea.value - no path',
-      () => inputTextAreaNoPath('textarea'));
-  observeTest('TextArea.value - path unreachable',
-      () => inputTextAreaPathUnreachable('textarea'));
-
-  observeTest('Radio Input', () {
-    var input = new InputElement();
-    input.type = 'radio';
-    var model = toObservable({'x': true});
-    nodeBind(input).bind('checked', model, 'x');
-    expect(input.checked, true);
-
-    model['x'] = false;
-    expect(input.checked, true);
-    performMicrotaskCheckpoint();
-    expect(input.checked, false,reason: 'model change should update checked');
-
-    input.checked = true;
-    dispatchEvent('change', input);
-    expect(model['x'], true, reason: 'input.checked should set model');
-
-    nodeBind(input).unbind('checked');
-
-    input.checked = false;
-    dispatchEvent('change', input);
-    expect(model['x'], true,
-        reason: 'disconnected binding should not fire');
-  });
-
-  observeTest('Input.value - user value rejected', () {
-    var model = toObservable({'val': 'ping'});
-
-    var el = new InputElement();
-    nodeBind(el).bind('value', model, 'val');
-    performMicrotaskCheckpoint();
-    expect(el.value, 'ping');
-
-    el.value = 'pong';
-    dispatchEvent('input', el);
-    expect(model['val'], 'pong');
-
-    // Try a deep path.
-    model = toObservable({'a': {'b': {'c': 'ping'}}});
-
-    nodeBind(el).bind('value', model, 'a.b.c');
-    performMicrotaskCheckpoint();
-    expect(el.value, 'ping');
-
-    el.value = 'pong';
-    dispatchEvent('input', el);
-    expect(new PathObserver(model, 'a.b.c').value, 'pong');
-
-    // Start with the model property being absent.
-    model['a']['b'].remove('c');
-    performMicrotaskCheckpoint();
-    expect(el.value, '');
-
-    el.value = 'pong';
-    dispatchEvent('input', el);
-    expect(new PathObserver(model, 'a.b.c').value, 'pong');
-    performMicrotaskCheckpoint();
-
-    // Model property unreachable (and unsettable).
-    model['a'].remove('b');
-    performMicrotaskCheckpoint();
-    expect(el.value, '');
-
-    el.value = 'pong';
-    dispatchEvent('input', el);
-    expect(new PathObserver(model, 'a.b.c').value, null);
-  });
-
-  observeTest('(Checkbox)Input.checked', () {
-    var el = testDiv.append(new InputElement());
-    el.type = 'checkbox';
-
-    var model = toObservable({'x': true});
-    nodeBind(el).bind('checked', model, 'x');
-    expect(el.checked, true);
-
-    model['x'] = false;
-    expect(el.checked, true, reason: 'changes delivered async');
-    performMicrotaskCheckpoint();
-    expect(el.checked, false);
-
-    el.click();
-    expect(model['x'], true);
-    performMicrotaskCheckpoint();
-
-    el.click();
-    expect(model['x'], false);
-  });
-
-  observeTest('(Checkbox)Input.checked - path unreachable', () {
-    var input = testDiv.append(new InputElement());
-    input.type = 'checkbox';
-    var model = toObservable({});
-    nodeBind(input).bind('checked', model, 'x');
-    expect(input.checked, false);
-  });
-
-  observeTest('(Checkbox)Input.checked 2', () {
-    var model = toObservable({'val': true});
-
-    var el = testDiv.append(new InputElement());
-    el.type = 'checkbox';
-    nodeBind(el).bind('checked', model, 'val');
-    performMicrotaskCheckpoint();
-    expect(el.checked, true);
-
-    model['val'] = false;
-    performMicrotaskCheckpoint();
-    expect(el.checked, false);
-
-    el.click();
-    expect(model['val'], true);
-
-    el.click();
-    expect(model['val'], false);
-
-    el.onClick.listen((_) {
-      expect(model['val'], true);
-    });
-    el.onChange.listen((_) {
-      expect(model['val'], true);
-    });
-
-    el.dispatchEvent(new MouseEvent('click', view: window));
-  });
-
-  observeTest('(Checkbox)Input.checked - binding updated on click', () {
-    var model = toObservable({'val': true});
-
-    var el = new InputElement();
-    testDiv.append(el);
-    el.type = 'checkbox';
-    nodeBind(el).bind('checked', model, 'val');
-    performMicrotaskCheckpoint();
-    expect(el.checked, true);
-
-    el.onClick.listen((_) {
-      expect(model['val'], false);
-    });
-
-    el.dispatchEvent(new MouseEvent('click', view: window));
-  });
-
-  observeTest('(Checkbox)Input.checked - binding updated on change', () {
-    var model = toObservable({'val': true});
-
-    var el = new InputElement();
-    testDiv.append(el);
-    el.type = 'checkbox';
-    nodeBind(el).bind('checked', model, 'val');
-    performMicrotaskCheckpoint();
-    expect(el.checked, true);
-
-    el.onChange.listen((_) {
-      expect(model['val'], false);
-    });
-
-    el.dispatchEvent(new MouseEvent('click', view: window));
-  });
-
-  observeTest('(Radio)Input.checked', () {
-    var input = testDiv.append(new InputElement());
-    input.type = 'radio';
-    var model = toObservable({'x': true});
-    nodeBind(input).bind('checked', model, 'x');
-    expect(input.checked, true);
-
-    model['x'] = false;
-    expect(input.checked, true);
-    performMicrotaskCheckpoint();
-    expect(input.checked, false);
-
-    input.checked = true;
-    dispatchEvent('change', input);
-    expect(model['x'], true);
-
-    nodeBind(input).unbind('checked');
-
-    input.checked = false;
-    dispatchEvent('change', input);
-    expect(model['x'], true);
-  });
-
-  radioInputChecked2(host) {
-    var model = toObservable({'val1': true, 'val2': false, 'val3': false,
-        'val4': true});
-    var RADIO_GROUP_NAME = 'test';
-
-    var container = host.append(new DivElement());
-
-    var el1 = container.append(new InputElement());
-    el1.type = 'radio';
-    el1.name = RADIO_GROUP_NAME;
-    nodeBind(el1).bind('checked', model, 'val1');
-
-    var el2 = container.append(new InputElement());
-    el2.type = 'radio';
-    el2.name = RADIO_GROUP_NAME;
-    nodeBind(el2).bind('checked', model, 'val2');
-
-    var el3 = container.append(new InputElement());
-    el3.type = 'radio';
-    el3.name = RADIO_GROUP_NAME;
-    nodeBind(el3).bind('checked', model, 'val3');
-
-    var el4 = container.append(new InputElement());
-    el4.type = 'radio';
-    el4.name = 'othergroup';
-    nodeBind(el4).bind('checked', model, 'val4');
-
-    performMicrotaskCheckpoint();
-    expect(el1.checked, true);
-    expect(el2.checked, false);
-    expect(el3.checked, false);
-    expect(el4.checked, true);
-
-    model['val1'] = false;
-    model['val2'] = true;
-    performMicrotaskCheckpoint();
-    expect(el1.checked, false);
-    expect(el2.checked, true);
-    expect(el3.checked, false);
-    expect(el4.checked, true);
-
-    el1.checked = true;
-    dispatchEvent('change', el1);
-    expect(model['val1'], true);
-    expect(model['val2'], false);
-    expect(model['val3'], false);
-    expect(model['val4'], true);
-
-    el3.checked = true;
-    dispatchEvent('change', el3);
-    expect(model['val1'], false);
-    expect(model['val2'], false);
-    expect(model['val3'], true);
-    expect(model['val4'], true);
-  }
-
-  observeTest('(Radio)Input.checked 2', () {
-    radioInputChecked2(testDiv);
-  });
-
-  observeTest('(Radio)Input.checked 2 - ShadowRoot', () {
-    if (!ShadowRoot.supported) return;
-
-    var div = new DivElement();
-    var shadowRoot = div.createShadowRoot();
-    radioInputChecked2(shadowRoot);
-    unbindAll(shadowRoot);
-  });
-
-  radioInputCheckedMultipleForms(host) {
-    var model = toObservable({'val1': true, 'val2': false, 'val3': false,
-        'val4': true});
-    var RADIO_GROUP_NAME = 'observeTest';
-
-    var container = testDiv.append(new DivElement());
-    var form1 = new FormElement();
-    container.append(form1);
-    var form2 = new FormElement();
-    container.append(form2);
-
-    var el1 = new InputElement();
-    form1.append(el1);
-    el1.type = 'radio';
-    el1.name = RADIO_GROUP_NAME;
-    nodeBind(el1).bind('checked', model, 'val1');
-
-    var el2 = new InputElement();
-    form1.append(el2);
-    el2.type = 'radio';
-    el2.name = RADIO_GROUP_NAME;
-    nodeBind(el2).bind('checked', model, 'val2');
-
-    var el3 = new InputElement();
-    form2.append(el3);
-    el3.type = 'radio';
-    el3.name = RADIO_GROUP_NAME;
-    nodeBind(el3).bind('checked', model, 'val3');
-
-    var el4 = new InputElement();
-    form2.append(el4);
-    el4.type = 'radio';
-    el4.name = RADIO_GROUP_NAME;
-    nodeBind(el4).bind('checked', model, 'val4');
-
-    performMicrotaskCheckpoint();
-    expect(el1.checked, true);
-    expect(el2.checked, false);
-    expect(el3.checked, false);
-    expect(el4.checked, true);
-
-    el2.checked = true;
-    dispatchEvent('change', el2);
-    expect(model['val1'], false);
-    expect(model['val2'], true);
-
-    // Radio buttons in form2 should be unaffected
-    expect(model['val3'], false);
-    expect(model['val4'], true);
-
-    el3.checked = true;
-    dispatchEvent('change', el3);
-    expect(model['val3'], true);
-    expect(model['val4'], false);
-
-    // Radio buttons in form1 should be unaffected
-    expect(model['val1'], false);
-    expect(model['val2'], true);
-  }
-
-  observeTest('(Radio)Input.checked - multiple forms', () {
-    radioInputCheckedMultipleForms(testDiv);
-  });
-
-  observeTest('(Radio)Input.checked 2 - ShadowRoot', () {
-    if (!ShadowRoot.supported) return;
-
-    var shadowRoot = new DivElement().createShadowRoot();
-    radioInputChecked2(shadowRoot);
-    unbindAll(shadowRoot);
-  });
-
-  observeTest('Select.selectedIndex', () {
-    var select = new SelectElement();
-    testDiv.append(select);
-    var option0 = select.append(new OptionElement());
-    var option1 = select.append(new OptionElement());
-    var option2 = select.append(new OptionElement());
-
-    var model = toObservable({'val': 2});
-
-    nodeBind(select).bind('selectedIndex', model, 'val');
-    performMicrotaskCheckpoint();
-    expect(select.selectedIndex, 2);
-
-    select.selectedIndex = 1;
-    dispatchEvent('change', select);
-    expect(model['val'], 1);
-  });
-
-  observeTest('Select.selectedIndex - path NaN', () {
-    var select = new SelectElement();
-    testDiv.append(select);
-    var option0 = select.append(new OptionElement());
-    var option1 = select.append(new OptionElement());
-    option1.selected = true;
-    var option2 = select.append(new OptionElement());
-
-    var model = toObservable({'val': 'foo'});
-
-    nodeBind(select).bind('selectedIndex', model, 'val');
-    performMicrotaskCheckpoint();
-    expect(select.selectedIndex, 0);
-  });
-
-  observeTest('Select.selectedIndex - path unreachable', () {
-    var select = new SelectElement();
-    testDiv.append(select);
-    var option0 = select.append(new OptionElement());
-    var option1 = select.append(new OptionElement());
-    option1.selected = true;
-    var option2 = select.append(new OptionElement());
-
-    var model = toObservable({});
-
-    nodeBind(select).bind('selectedIndex', model, 'val');
-    performMicrotaskCheckpoint();
-    expect(select.selectedIndex, 0);
-  });
-
-  observeTest('Option.value', () {
-    var option = testDiv.append(new OptionElement());
-    var model = toObservable({'x': 42});
-    nodeBind(option).bind('value', model, 'x');
-    expect(option.value, '42');
-
-    model['x'] = 'Hi';
-    expect(option.value, '42');
-    performMicrotaskCheckpoint();
-    expect(option.value, 'Hi');
-  });
-
-  observeTest('Select.value', () {
-    var select = testDiv.append(new SelectElement());
-    testDiv.append(select);
-    var option0 = select.append(new OptionElement());
-    var option1 = select.append(new OptionElement());
-    var option2 = select.append(new OptionElement());
-
-    var model = toObservable({
-      'opt0': 'a',
-      'opt1': 'b',
-      'opt2': 'c',
-      'selected': 'b'
-    });
-
-    nodeBind(option0).bind('value', model, 'opt0');
-    nodeBind(option1).bind('value', model, 'opt1');
-    nodeBind(option2).bind('value', model, 'opt2');
-
-    nodeBind(select).bind('value', model, 'selected');
-    performMicrotaskCheckpoint();
-    expect(select.value, 'b');
-
-    select.value = 'c';
-    dispatchEvent('change', select);
-    expect(model['selected'], 'c');
-
-    model['opt2'] = 'X';
-    performMicrotaskCheckpoint();
-    expect(select.value, 'X');
-    expect(model['selected'], 'X');
-
-    model['selected'] = 'a';
-    performMicrotaskCheckpoint();
-    expect(select.value, 'a');
-  });
-}
-
-privateField(x, name) => reflect(x).getField(
-    privateSymbol(reflect(x).type, name)).reflectee;
-
-// TODO(jmesserly): fix this when it's easier to get a private symbol.
-privateSymbol(TypeMirror type, String name) {
-  while (type != null) {
-    var symbol = type.variables.keys.firstWhere(
-        (s) => MirrorSystem.getName(s) == name, orElse: () => null);
-    if (symbol != null) return symbol;
-    type = type.superclass;
-  }
-  return null;
-}