browser_DOMDocElementInserted.js

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This test gets skipped with pattern: bits == 64 && (os == 'mac' || os == 'linux')
Manifest: dom/html/test/browser.toml

// Tests that the DOMDocElementInserted event is visible on the frame

add_task(async function () {

  let tab = BrowserTestUtils.addTab(gBrowser);

  let uri = "data:text/html;charset=utf-8,<html/>";

  let eventPromise = ContentTask.spawn(tab.linkedBrowser, null, function () {

    return new Promise(resolve => {

      addEventListener(

        "DOMDocElementInserted",

        event => resolve(event.target.documentURIObject.spec),

          once: true,

);

});

});

  BrowserTestUtils.startLoadingURIString(tab.linkedBrowser, uri);

  let loadedURI = await eventPromise;

  is(loadedURI, uri, "Should have seen the event for the right URI");

  gBrowser.removeTab(tab);

});