browser_flexbox_item_list_02.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 list can be used to navigated to the selected flex item.

const TEST_URI = URL_ROOT + "doc_flexbox_specific_cases.html";

add_task(async function () {

  await addTab(TEST_URI);

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

  const { document: doc } = flexboxInspector;

  const onFlexItemListRendered = waitForDOM(doc, ".flex-item-list");

  await selectNode("#container", inspector);

  const [flexItemList] = await onFlexItemListRendered;

  info("Checking the initial state of the flex item list.");

  ok(flexItemList, "The flex item list is rendered.");

is(

    flexItemList.querySelectorAll("button").length,

1,

    "Got the correct number of flex items in the list."

);

  info("Clicking on the first flex item to navigate to the flex item.");

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

  flexItemList.querySelector("button").click();

  const [flexOutlineContainer] = await onFlexItemOutlineRendered;

  info("Checking the selected flex item state.");

  ok(flexOutlineContainer, "The flex outline is rendered.");

  ok(!doc.querySelector(".flex-item-list"), "The flex item list is not shown.");

});