browser_fontinspector_text-node.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Test that selecting a text node invokes the font editor on its parent node.

const TEST_URI = URL_ROOT + "doc_browser_fontinspector.html";

add_task(async function () {

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

  const viewDoc = view.document;

  info("Select the first text node of <body>");

  const bodyNode = await getNodeFront("body", inspector);

  const { nodes } = await inspector.walker.children(bodyNode);

  const onInspectorUpdated = inspector.once("fontinspector-updated");

  info("Select the text node");

  await selectNode(nodes[0], inspector);

  info("Waiting for font editor to render");

  await onInspectorUpdated;

  const textFonts = getUsedFontsEls(viewDoc);

  info("Select the <body> element");

  await selectNode("body", inspector);

  const parentFonts = getUsedFontsEls(viewDoc);

is(

    textFonts.length,

    parentFonts.length,

    "Font inspector shows same number of fonts"

);

});