browser_thumbnails_removed_tab.js

Enable keyboard shortcuts

/* Any copyright is dedicated to the Public Domain.

   http://creativecommons.org/publicdomain/zero/1.0/ */

add_task(async function thumbnails_bug1775638() {

  const tab = await BrowserTestUtils.openNewForegroundTab(

    gBrowser,

    "https://example.com"

);

  const canvas = document.createElement("canvas");

  const promise = PageThumbs.captureToCanvas(tab.linkedBrowser, canvas);

  gBrowser.removeTab(tab);

  is(await promise, canvas);

});