chrome/test/data/extensions/api_test/storage/background.js

   1 // Copyright (c) 2011 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 // store some stuff in local storage
   6 localStorage.foo = "bar";
   7
   8 console.log("Opening database...");
   9 // store some stuff in a database
  10 var db = window.openDatabase("mydb2", "1.0", "database test", 2048);
  11 if (!db)
  12   chrome.test.notifyFail("failed to open database");
  13
  14 console.log("Performing transaction...");
  15 db.transaction(function(tx) {
  16   tx.executeSql("drop table if exists note", [], onDropSuccess, onSqlError);
  17   tx.executeSql("create table note (body text)", [], onCreateSuccess, onSqlError);
  18   tx.executeSql("insert into note values ('hotdog')", [], onSqlExecuted,
  19                 onSqlError);
  20 }, function(error) {
  21   chrome.test.notifyFail(error.message);
  22 });
  23
  24 function onDropSuccess(tx, res) {
  25   console.log("note table dropped");
  26 }
  27 function onCreateSuccess(tx, res) {
  28   console.log("note table created");
  29 }
  30 function onSqlError(tx, error) {
  31   chrome.test.notifyFail(error.message);
  32 }
  33 function onSqlExecuted() {
  34   console.log("Opening tab...");
  35   // Open a tab. This doesn't really prove we're writing to disk, but it is
  36   // difficult to prove that without shutting down the process. We'll just
  37   // trust that if this next trick works, that the real testing for local
  38   // storage is good enough to catch more subtle errors.
  39   chrome.tabs.create({
  40     url: "tab.html"
  41   });
  42 }