| Index: test/codegen/lib/html/custom/created_callback_test.dart
|
| diff --git a/test/codegen/lib/html/custom/created_callback_test.dart b/test/codegen/lib/html/custom/created_callback_test.dart
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..4ce85d2c1b92fcd919a8a8aaa0c47240d10325a6
|
| --- /dev/null
|
| +++ b/test/codegen/lib/html/custom/created_callback_test.dart
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| @@ -0,0 +1,301 @@
|
| +// 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 created_callback_test;
|
| +import 'package:unittest/unittest.dart';
|
| +import 'package:unittest/html_config.dart';
|
| +import 'dart:html';
|
| +import 'dart:js' as js;
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| +import '../utils.dart';
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| +
|
| +class A extends HtmlElement {
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| + static final tag = 'x-a';
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| + factory A() => new Element.tag(tag);
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| + A.created() : super.created() {
|
| + createdInvocations++;
|
| + }
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| +
|
| + static int createdInvocations = 0;
|
| +}
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| +
|
| +class B extends HtmlElement {
|
| + static final tag = 'x-b';
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| + factory B() => new Element.tag(tag);
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| + B.created() : super.created();
|
| +}
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| +
|
| +class C extends HtmlElement {
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| + static final tag = 'x-c';
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| + factory C() => new Element.tag(tag);
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| + C.created() : super.created() {
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| + createdInvocations++;
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| +
|
| + if (this.id != 'u') {
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| + return;
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| + }
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| +
|
| + var t = div.query('#t');
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| + var v = div.query('#v');
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| + var w = div.query('#w');
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| +
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| + expect(query('x-b:not(:unresolved)'), this);
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| + expect(queryAll(':unresolved'), [v, w]);
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| +
|
| + // As per:
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| + // http://www.w3.org/TR/2013/WD-custom-elements-20130514/#serializing-and-parsing
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| + // creation order is t, u, v, w (postorder).
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| + expect(t is C, isTrue);
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| + // Note, this is different from JavaScript where this would be false.
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| + expect(v is C, isTrue);
|
| + }
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| +
|
| + static int createdInvocations = 0;
|
| + static var div;
|
| +}
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| +
|
| +main() {
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| + useHtmlConfiguration();
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| +
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| + // Adapted from Blink's
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| + // fast/dom/custom/created-callback test.
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| +
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| + var registered = false;
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| + setUp(() {
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| + return customElementsReady.then((_) {
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| + if (!registered) {
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| + registered = true;
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| + document.registerElement(B.tag, B);
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| + document.registerElement(C.tag, C);
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| + ErrorConstructorElement.register();
|
| + }
|
| + });
|
| + });
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| +
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| + test('transfer created callback', () {
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| + document.registerElement(A.tag, A);
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| + var x = new A();
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| + expect(A.createdInvocations, 1);
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| + });
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| +
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| + test('unresolved and created callback timing', () {
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| + var div = new DivElement();
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| + C.div = div;
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| + div.setInnerHtml("""
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| +<x-c id="t"></x-c>
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| +<x-b id="u"></x-b>
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| +<x-c id="v"></x-c>
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| +<x-b id="w"></x-b>
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| +""", treeSanitizer: NodeTreeSanitizer.trusted);
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| +
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| + upgradeCustomElements(div);
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| +
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| + expect(C.createdInvocations, 2);
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| + expect(div.query('#w') is B, isTrue);
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| + });
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| +
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| + test('nesting of constructors', NestedElement.test);
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| +
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| + test('access while upgrading gets unupgraded element',
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| + AccessWhileUpgradingElement.test);
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| +
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| + test('cannot call created constructor', () {
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| + expect(() {
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| + new B.created();
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| + }, throws);
|
| + });
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| +
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| + test('cannot register without created', () {
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| + expect(() {
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| + document.registerElement(MissingCreatedElement.tag,
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| + MissingCreatedElement);
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| + }, throws);
|
| + });
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| +
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| + test('throw on createElement does not upgrade', () {
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| + ErrorConstructorElement.callCount = 0;
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| +
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| + var e;
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| + expectGlobalError(() {
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| + e = new Element.tag(ErrorConstructorElement.tag);
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| + });
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| + expect(ErrorConstructorElement.callCount, 1);
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| + expect(e is HtmlElement, isTrue);
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| + expect(e is ErrorConstructorElement, isFalse);
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| +
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| + var dummy = new DivElement();
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| + dummy.append(e);
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| + e = dummy.firstChild;
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| + expect(ErrorConstructorElement.callCount, 1);
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| + });
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| +
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| + test('throw on innerHtml does not upgrade', () {
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| + ErrorConstructorElement.callCount = 0;
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| +
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| + var dummy = new DivElement();
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| + var tag = ErrorConstructorElement.tag;
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| + expectGlobalError(() {
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| + dummy.setInnerHtml('<$tag></$tag>',
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| + treeSanitizer: NodeTreeSanitizer.trusted);
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| + });
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| +
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| + expect(ErrorConstructorElement.callCount, 1);
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| +
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| + var e = dummy.firstChild;
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| + // Accessing should not re-run the constructor.
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| + expect(ErrorConstructorElement.callCount, 1);
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| + expect(e is HtmlElement, isTrue);
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| + expect(e is ErrorConstructorElement, isFalse);
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| + });
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| +
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| + test('cannot register created with params', () {
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| + expect(() {
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| + document.registerElement('x-created-with-params',
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| + CreatedWithParametersElement);
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| + }, throws);
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| + });
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| +
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| + test('created cannot be called from nested constructor',
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| + NestedCreatedConstructorElement.test);
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| +
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| +
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| + // TODO(vsm): Port additional test from upstream here:
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| + // http://src.chromium.org/viewvc/blink/trunk/LayoutTests/fast/dom/custom/created-callback.html?r1=156141&r2=156185
|
| +}
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| +
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| +
|
| +class NestedElement extends HtmlElement {
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| + static final tag = 'x-nested';
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| +
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| + final Element b = new B();
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| +
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| + factory NestedElement() => new Element.tag(tag);
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| + NestedElement.created() : super.created();
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| +
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| + static void register() {
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| + document.registerElement(tag, NestedElement);
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| + }
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| +
|
| + static void test() {
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| + register();
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| +
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| + var e = new NestedElement();
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| + expect(e.b, isNotNull);
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| + expect(e.b is B, isTrue);
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| + expect(e is NestedElement, isTrue);
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| + }
|
| +}
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| +
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| +
|
| +class AccessWhileUpgradingElement extends HtmlElement {
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| + static final tag = 'x-access-while-upgrading';
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| +
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| + static Element upgradingContext;
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| + static Element upgradingContextChild;
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| +
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| + final foo = runInitializerCode();
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| +
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| + factory AccessWhileUpgradingElement() => new Element.tag(tag);
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| + AccessWhileUpgradingElement.created() : super.created();
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| +
|
| + static runInitializerCode() {
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| + upgradingContextChild = upgradingContext.firstChild;
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| +
|
| + return 666;
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| + }
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| +
|
| + static void register() {
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| + document.registerElement(tag, AccessWhileUpgradingElement);
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| + }
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| +
|
| + static void test() {
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| + register();
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| +
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| + upgradingContext = new DivElement();
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| + upgradingContext.setInnerHtml('<$tag></$tag>',
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| + treeSanitizer: new NullTreeSanitizer());
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| + var child = upgradingContext.firstChild;
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| +
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| + expect(child.foo, 666);
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| + expect(upgradingContextChild is HtmlElement, isFalse);
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| + expect(upgradingContextChild is AccessWhileUpgradingElement, isFalse,
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| + reason: 'Elements accessed while upgrading should not be upgraded.');
|
| + }
|
| +}
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| +
|
| +class MissingCreatedElement extends HtmlElement {
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| + static final tag = 'x-missing-created';
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| +
|
| + factory MissingCreatedElement() => new Element.tag(tag);
|
| +}
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| +
|
| +class ErrorConstructorElement extends HtmlElement {
|
| + static final tag = 'x-throws-in-constructor';
|
| + static int callCount = 0;
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| +
|
| + factory ErrorConstructorElement() => new Element.tag(tag);
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| +
|
| + ErrorConstructorElement.created() : super.created() {
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| + ++callCount;
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| + throw new Exception('Just messin with ya');
|
| + }
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| +
|
| + static void register() {
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| + document.registerElement(tag, ErrorConstructorElement);
|
| + }
|
| +}
|
| +
|
| +class NestedCreatedConstructorElement extends HtmlElement {
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| + static final tag = 'x-nested-created-constructor';
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| +
|
| + // Should not be able to call this here.
|
| + final B b = constructB();
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| + static B constructedB;
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| +
|
| + factory NestedCreatedConstructorElement() => new Element.tag(tag);
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| + NestedCreatedConstructorElement.created() : super.created();
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| +
|
| + static void register() {
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| + document.registerElement(tag, NestedCreatedConstructorElement);
|
| + }
|
| +
|
| + // Try to run the created constructor, and record the results.
|
| + static constructB() {
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| + // This should throw an exception.
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| + constructedB = new B.created();
|
| + return constructedB;
|
| + }
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| +
|
| + static void test() {
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| + register();
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| +
|
| + // Exception should have occurred on upgrade.
|
| + var e;
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| + expectGlobalError(() {
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| + e = new Element.tag(tag);
|
| + });
|
| + expect(e is NestedCreatedConstructorElement, isFalse);
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| + expect(e is HtmlElement, isTrue);
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| + // Should not have been set.
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| + expect(constructedB, isNull);
|
| + }
|
| +}
|
| +
|
| +class CreatedWithParametersElement extends HtmlElement {
|
| + CreatedWithParametersElement.created(ignoredParam) : super.created();
|
| +}
|
| +
|
| +void expectGlobalError(Function test) {
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| + js.context['testExpectsGlobalError'] = true;
|
| + try {
|
| + test();
|
| + } catch(e) {
|
| + rethrow;
|
| + } finally {
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| + js.context['testExpectsGlobalError'] = false;
|
| + }
|
| + var errors = js.context['testSuppressedGlobalErrors'];
|
| + expect(errors['length'], 1);
|
| + // Clear out the errors;
|
| + js.context['testSuppressedGlobalErrors']['length'] = 0;
|
| +}
|
|
|