browser_fontinspector_no-fonts.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Check that the warning message for no fonts found shows up when selecting a node

// that does not have any used fonts.

// Ensure that no used fonts are listed.

const TEST_URI = URL_ROOT + "doc_browser_fontinspector.html";

add_task(async function () {

  const { view, inspector } = await openFontInspectorForURL(TEST_URI);

  const viewDoc = view.document;

  await selectNode(".empty", inspector);

  info("Test the warning message for no fonts found on empty element");

  const warning = viewDoc.querySelector(

    "#font-editor .devtools-sidepanel-no-result"

);

  ok(warning, "The warning for no fonts found is shown for the empty element");

  info("Test that no fonts are listed for the empty element");

  const fontsEls = getUsedFontsEls(viewDoc);

  is(fontsEls.length, 0, "There are no used fonts listed");

});