browser_closeTab.js

Enable keyboard shortcuts

This test gets skipped with pattern: os == 'linux' && os_version == '18.04' && !debug && verify
Manifest: browser/components/uitour/test/browser.toml

"use strict";

var gTestTab;

var gContentAPI;

add_task(setup_UITourTest);

add_UITour_task(async function test_closeTab() {

  // Setting gTestTab to null indicates that the tab has already been closed,

  // and if this does not happen the test run will fail.

  let closePromise = BrowserTestUtils.waitForEvent(

    gBrowser.tabContainer,

    "TabClose"

);

  // In the e10s-case, having content request a tab close might mean

  // that the ContentTask used to send this closeTab message won't

  // get a response (since the message manager may have closed down).

  // So we ignore the Promise that closeTab returns, and use the TabClose

  // event to tell us when the tab has gone away.

  gContentAPI.closeTab();

  await closePromise;

  gTestTab = null;

});