browser_flexbox_sizing_info_for_text_nodes.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Test that the flex item sizing UI also appears for text nodes.

const TEST_URI = URL_ROOT + "doc_flexbox_text_nodes.html";

add_task(async function () {

  await addTab(TEST_URI);

  const { inspector, flexboxInspector } = await openLayoutView();

  const { document: doc } = flexboxInspector;

  info("Select the first text node in the flex container");

  const containerNode = await getNodeFront(".container", inspector);

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

  const firstTextNode = nodes[0];

  const onFlexItemSizingRendered = waitForDOM(doc, "ul.flex-item-sizing");

  const onFlexItemOutlineRendered = waitForDOM(doc, ".flex-outline-container");

  await selectNode(firstTextNode, inspector);

  const [flexSizingContainer] = await onFlexItemSizingRendered;

  const [flexOutlineContainer] = await onFlexItemOutlineRendered;

  ok(flexSizingContainer, "The flex sizing exists in the DOM");

  ok(flexOutlineContainer, "The flex outline exists in the DOM");

  info("Check that the various sizing sections are displayed");

  const allSections = [...flexSizingContainer.querySelectorAll(".section")];

  ok(allSections.length, "Sizing sections are displayed");

  info("Check that the various parts of the outline are displayed");

  const [basis, final] = [

    ...flexOutlineContainer.querySelectorAll(

      ".flex-outline-basis, .flex-outline-final"

),

];

  ok(basis && final, "The final and basis parts of the outline exist");

});