| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <!-- Regression test for https://github.com/jsdom/jsdom/issues/3290 --> |
| |
| <body> |
| <script> |
| "use strict"; |
| |
| test(() => { |
| let innerConnectedCallbackCalled = false; |
| customElements.define("inner-element", class extends HTMLElement { |
| connectedCallback() { |
| innerConnectedCallbackCalled = true; |
| } |
| }); |
| |
| let outerConnectedCallbackCalled = false; |
| customElements.define("outer-element", class extends HTMLElement { |
| connectedCallback() { |
| const template = document.createElement("template"); |
| template.innerHTML = "<inner-element></inner-element>"; |
| this.appendChild(document.importNode(template.content, true)); |
| outerConnectedCallbackCalled = true; |
| } |
| }); |
| |
| document.body.appendChild(document.createElement("outer-element")); |
| assert_true(innerConnectedCallbackCalled, "inner connectedCallback must be called"); |
| assert_true(outerConnectedCallbackCalled, "outer connectedCallback must be called"); |
| }, "Nested custom element connectedCallback insertion involving a template DocumentFragment"); |
| </script> |
