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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /testing/web-platform/tests/custom-elements/custom-element-reaction-queue.html
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE html>
+<html>
+<head>
+<title>Custom Elements: Each element must have its own custom element reaction queue</title>
+<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org">
+<meta name="assert" content="Each element must have its own custom element reaction queue">
+<meta name="help" content="https://html.spec.whatwg.org/multipage/scripting.html#custom-element-reaction-queue">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="./resources/custom-elements-helpers.js"></script>
+</head>
+<body>
+<div id="log"></div>
+<script>
+
+test_with_window(function (contentWindow) {
+ const contentDocument = contentWindow.document;
+ contentDocument.write('<test-element id="first-element">');
+ contentDocument.write('<test-element id="second-element">');
+
+ const element1 = contentDocument.getElementById('first-element');
+ const element2 = contentDocument.getElementById('second-element');
+ assert_equals(Object.getPrototypeOf(element1), contentWindow.HTMLElement.prototype);
+ assert_equals(Object.getPrototypeOf(element2), contentWindow.HTMLElement.prototype);
+
+ let log = [];
+ class TestElement extends contentWindow.HTMLElement {
+ constructor() {
+ super();
+ log.push(create_constructor_log(this));
+ }
+ connectedCallback(...args) {
+ log.push(create_connected_callback_log(this, ...args));
+ }
+ attributeChangedCallback(...args) {
+ log.push(create_attribute_changed_callback_log(this, ...args));
+ }
+ static get observedAttributes() { return ['id']; }
+ }
+ contentWindow.customElements.define('test-element', TestElement);
+ assert_equals(Object.getPrototypeOf(element1), TestElement.prototype);
+ assert_equals(Object.getPrototypeOf(element2), TestElement.prototype);
+
+ assert_equals(log.length, 6);
+ assert_constructor_log_entry(log[0], element1);
+ assert_attribute_log_entry(log[1], {name: 'id', oldValue: null, newValue: 'first-element', namespace: null});
+ assert_connected_log_entry(log[2], element1);
+ assert_constructor_log_entry(log[3], element2);
+ assert_attribute_log_entry(log[4], {name: 'id', oldValue: null, newValue: 'second-element', namespace: null});
+ assert_connected_log_entry(log[5], element2);
+}, 'Upgrading a custom element must invoke attributeChangedCallback and connectedCallback before start upgrading another element');
+
+test_with_window(function (contentWindow) {
+ const contentDocument = contentWindow.document;
+ contentDocument.write('<test-element>');
+
+ const element = contentDocument.querySelector('test-element');
+ assert_equals(Object.getPrototypeOf(element), contentWindow.HTMLElement.prototype);
+
+ let log = [];
+ class TestElement extends contentWindow.HTMLElement {
+ constructor() {
+ super();
+ this.id = "foo";
+ this.setAttribute('id', 'foo');
+ this.removeAttribute('id');
+ this.style.fontSize = '10px';
+ log.push(create_constructor_log(this));
+ }
+ connectedCallback(...args) {
+ log.push(create_connected_callback_log(this, ...args));
+ }
+ attributeChangedCallback(...args) {
+ log.push(create_attribute_changed_callback_log(this, ...args));
+ }
+ static get observedAttributes() { return ['id', 'style']; }
+ }
+ contentWindow.customElements.define('test-element', TestElement);
+ assert_equals(Object.getPrototypeOf(element), TestElement.prototype);
+
+ assert_equals(log.length, 2);
+ assert_constructor_log_entry(log[0], element);
+ assert_connected_log_entry(log[1], element);
+}, 'Upgrading a custom element must not invoke attributeChangedCallback for the attribute that is changed during upgrading');
+
+test_with_window(function (contentWindow) {
+ const contentDocument = contentWindow.document;
+ contentDocument.write('<test-element id="first-element">');
+ contentDocument.write('<test-element id="second-element">');
+
+ const element1 = contentDocument.getElementById('first-element');
+ const element2 = contentDocument.getElementById('second-element');
+ assert_equals(Object.getPrototypeOf(element1), contentWindow.HTMLElement.prototype);
+ assert_equals(Object.getPrototypeOf(element2), contentWindow.HTMLElement.prototype);
+
+ let log = [];
+ class TestElement extends contentWindow.HTMLElement {
+ constructor() {
+ super();
+ log.push(create_constructor_log(this));
+ if (this == element1) {
+ element2.setAttribute('title', 'hi');
+ element2.removeAttribute('title');
+ element2.setAttribute('class', 'foo');
+ }
+ }
+ connectedCallback(...args) {
+ log.push(create_connected_callback_log(this, ...args));
+ }
+ attributeChangedCallback(...args) {
+ log.push(create_attribute_changed_callback_log(this, ...args));
+ }
+ static get observedAttributes() { return ['id', 'class', 'title']; }
+ }
+ contentWindow.customElements.define('test-element', TestElement);
+ assert_equals(Object.getPrototypeOf(element1), TestElement.prototype);
+ assert_equals(Object.getPrototypeOf(element2), TestElement.prototype);
+
+ assert_equals(log.length, 7);
+ assert_constructor_log_entry(log[0], element1);
+ assert_attribute_log_entry(log[1], {name: 'id', oldValue: null, newValue: 'first-element', namespace: null});
+ assert_connected_log_entry(log[2], element1);
+ assert_constructor_log_entry(log[3], element2);
+ assert_attribute_log_entry(log[4], {name: 'id', oldValue: null, newValue: 'second-element', namespace: null});
+ assert_attribute_log_entry(log[5], {name: 'class', oldValue: null, newValue: 'foo', namespace: null});
+ assert_connected_log_entry(log[6], element2);
+}, 'Mutating a undefined custom element while upgrading a custom element must not enqueue or invoke reactions on the mutated element');
+
+test_with_window(function (contentWindow) {
+ let log = [];
+ let element1;
+ let element2;
+ class TestElement extends contentWindow.HTMLElement {
+ constructor() {
+ super();
+ log.push(create_constructor_log(this));
+ }
+ adoptedCallback(...args) {
+ log.push(create_adopted_callback_log(this, ...args));
+ if (this == element1)
+ element3.setAttribute('id', 'foo');
+ }
+ connectedCallback(...args) {
+ log.push(create_connected_callback_log(this, ...args));
+ }
+ attributeChangedCallback(...args) {
+ log.push(create_attribute_changed_callback_log(this, ...args));
+ }
+ static get observedAttributes() { return ['id', 'class']; }
+ }
+
+ contentWindow.customElements.define('test-element', TestElement);
+
+ let contentDocument = contentWindow.document;
+ element1 = contentDocument.createElement('test-element');
+ element2 = contentDocument.createElement('test-element');
+ element3 = contentDocument.createElement('test-element');
+ assert_equals(Object.getPrototypeOf(element1), TestElement.prototype);
+ assert_equals(Object.getPrototypeOf(element2), TestElement.prototype);
+ assert_equals(Object.getPrototypeOf(element3), TestElement.prototype);
+
+ assert_equals(log.length, 3);
+ assert_constructor_log_entry(log[0], element1);
+ assert_constructor_log_entry(log[1], element2);
+ assert_constructor_log_entry(log[2], element3);
+ log = [];
+
+ const container = contentDocument.createElement('div');
+ container.appendChild(element1);
+ container.appendChild(element2);
+ container.appendChild(element3);
+
+ const anotherDocument = document.implementation.createHTMLDocument();
+ anotherDocument.documentElement.appendChild(container);
+
+ assert_equals(log.length, 7);
+ assert_adopted_log_entry(log[0], element1);
+ assert_adopted_log_entry(log[1], element3);
+ assert_connected_log_entry(log[2], element3);
+ assert_attribute_log_entry(log[3], {name: 'id', oldValue: null, newValue: 'foo', namespace: null});
+ assert_connected_log_entry(log[4], element1);
+ assert_adopted_log_entry(log[5], element2);
+ assert_connected_log_entry(log[6], element2);
+
+}, 'Mutating another custom element inside adopted callback must invoke all pending callbacks on the mutated element');
+
+
+</script>
+</body>
+</html>
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-29 05:36:35 +0000