tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_inspector_search-06.js (3232B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2 * License, v. 2.0. If a copy of the MPL was not distributed with this
      3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      4 
      5 "use strict";
      6 
      7 // Check that searching again for nodes after they are removed or added from the
      8 // DOM works correctly.
      9 
     10 const TEST_URL = URL_ROOT + "doc_inspector_search.html";
     11 
     12 add_task(async function () {
     13  const { inspector } = await openInspectorForURL(TEST_URL);
     14 
     15  info("Searching for test node #d1");
     16  await focusSearchBoxUsingShortcut(inspector.panelWin);
     17  await synthesizeKeys(["#", "d", "1", "VK_RETURN"], inspector);
     18 
     19  await inspector.search.once("search-result");
     20  assertHasResult(inspector, true);
     21 
     22  info("Removing node #d1");
     23  // Expect an inspector-updated event here, because removing #d1 causes the
     24  // breadcrumbs to update (since #d1 is displayed in it).
     25  const onUpdated = inspector.once("inspector-updated");
     26  await mutatePage(inspector, () =>
     27    content.document.getElementById("d1").remove()
     28  );
     29  await onUpdated;
     30 
     31  info("Pressing return button to search again for node #d1.");
     32  await synthesizeKeys("VK_RETURN", inspector);
     33 
     34  await inspector.search.once("search-result");
     35  assertHasResult(inspector, false);
     36 
     37  info("Emptying the field and searching for a node that doesn't exist: #d3");
     38  const keys = [
     39    "VK_BACK_SPACE",
     40    "VK_BACK_SPACE",
     41    "VK_BACK_SPACE",
     42    "#",
     43    "d",
     44    "3",
     45    "VK_RETURN",
     46  ];
     47  await synthesizeKeys(keys, inspector);
     48 
     49  await inspector.search.once("search-result");
     50  assertHasResult(inspector, false);
     51 
     52  info("Create the #d3 node in the page");
     53  // No need to expect an inspector-updated event here, Creating #d3 isn't going
     54  // to update the breadcrumbs in any ways.
     55  await mutatePage(inspector, () =>
     56    content.document
     57      .getElementById("d2")
     58      .insertAdjacentHTML("afterend", "<div id=d3></div>")
     59  );
     60 
     61  info("Pressing return button to search again for node #d3.");
     62  await synthesizeKeys("VK_RETURN", inspector);
     63 
     64  await inspector.search.once("search-result");
     65  assertHasResult(inspector, true);
     66 
     67  // Catch-all event for remaining server requests when searching for the new
     68  // node.
     69  await inspector.once("inspector-updated");
     70 });
     71 
     72 async function synthesizeKeys(keys, inspector) {
     73  if (typeof keys === "string") {
     74    keys = [keys];
     75  }
     76 
     77  for (const key of keys) {
     78    info("Synthesizing key " + key + " in the search box");
     79    const eventHandled = once(inspector.searchBox, "keypress", true);
     80    const onSearchProcessingDone =
     81      inspector.searchSuggestions.once("processing-done");
     82    EventUtils.synthesizeKey(key, {}, inspector.panelWin);
     83    await eventHandled;
     84    info("Waiting for the search query to complete");
     85    await onSearchProcessingDone;
     86  }
     87 }
     88 
     89 function assertHasResult(inspector, expectResult) {
     90  is(
     91    inspector.searchBox.parentNode.classList.contains(
     92      "devtools-searchbox-no-match"
     93    ),
     94    !expectResult,
     95    "There are" + (expectResult ? "" : " no") + " search results"
     96  );
     97 }
     98 
     99 async function mutatePage(inspector, mutationFn) {
    100  const onMutation = inspector.once("markupmutation");
    101  await SpecialPowers.spawn(gBrowser.selectedBrowser, [], mutationFn);
    102  await onMutation;
    103 }