browser_EventUtils_drag_suppressed.js

Enable keyboard shortcuts

/* Any copyright is dedicated to the Public Domain.

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

"use strict";

add_task(async function synthesizeDropWhileDragServiceSuppressed() {

  const dragService = Cc["@mozilla.org/widget/dragservice;1"].getService(

    Ci.nsIDragService

);

  const target = gURLBar.inputField;

  dragService.suppress();

  try {

    Assert.throws(

      () =>

        EventUtils.synthesizeDrop(

          target,

          target,

          [[{ type: "text/plain", data: "foo" }]],

          "copy",

          window

),

      /the drag service is suppressed/,

      "synthesizeDrop should throw a clear error"

);

  } finally {

    dragService.unsuppress();

  ok(!window.windowUtils.dragSession, "No drag session should be left behind");

});