browser_storage_indexeddb_delete_blocked.js

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

"use strict";

// Test what happens when deleting indexedDB database is blocked

add_task(async function () {

  await openTabAndSetupStorage(

    MAIN_DOMAIN_SECURED + "storage-idb-delete-blocked.html"

);

  info("test state before delete");

  await checkState([

    [["indexedDB", "https://test1.example.org"], ["idb (default)"]],

]);

  info("do the delete");

  await selectTreeItem(["indexedDB", "https://test1.example.org"]);

  const front = gUI.getCurrentFront();

  let result = await front.removeDatabase(

    "https://test1.example.org",

    "idb (default)"

);

  ok(result.blocked, "removeDatabase attempt is blocked");

  info("test state after blocked delete");

  await checkState([

    [["indexedDB", "https://test1.example.org"], ["idb (default)"]],

]);

  const eventWait = gUI.once("store-objects-edit");

  info("telling content to close the db");

  await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async function () {

    const win = content.wrappedJSObject;

    await win.closeDb();

});

  info("waiting for store edit events");

  await eventWait;

  info("test state after real delete");

  await checkState([[["indexedDB", "https://test1.example.org"], []]]);

  info("try to delete database from nonexistent host");

  let errorThrown = false;

  try {

    result = await front.removeDatabase(

      "https://test2.example.org",

      "idb (default)"

);

  } catch (ex) {

    errorThrown = true;

  ok(errorThrown, "error was reported when trying to delete");

});