chrome/test/data/extensions/api_test/clipboard/extension/content_script.js

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // TODO(kalman): Consolidate this test script with the other clipboard tests.
   6
   7 function appendTextarea() {
   8   return document.body.appendChild(document.createElement('textarea'));
   9 }
  10
  11 function run() {
  12   var textIn = appendTextarea();
  13
  14   textIn.focus();
  15   textIn.value = 'foobar';
  16   textIn.selectionStart = 0;
  17   textIn.selectionEnd = 'foobar'.length;
  18   if (!document.execCommand('copy'))
  19     return 'Failed to copy';
  20
  21   var textOut = appendTextarea();
  22
  23   textOut.focus();
  24   if (!document.execCommand('paste'))
  25     return 'Failed to paste';
  26   if (textOut.value != 'foobar')
  27     return 'Expected "foobar", got ' + textOut.value;
  28
  29   return '';
  30 }
  31
  32 chrome.runtime.onMessage.addListener(function(message, sender, sendResponse) {
  33   sendResponse(run());
  34 });