third_party/WebKit/LayoutTests/storage/indexeddb/resources/open-during-transaction.js

   1 if (this.importScripts) {
   2     importScripts('../../../resources/js-test.js');
   3     importScripts('shared.js');
   4 }
   5
   6 description("Test IndexedDB opening database connections during transactions");
   7
   8 indexedDBTest(prepareDatabase, startTransaction);
   9 function prepareDatabase()
  10 {
  11     dbc1 = event.target.result;
  12     evalAndLog("dbc1.createObjectStore('storeName')");
  13     event.target.transaction.oncomplete = function (e) {
  14         debug("database preparation complete");
  15         debug("");
  16     };
  17 }
  18
  19 function startTransaction()
  20 {
  21     debug("starting transaction");
  22     evalAndLog("state = 'starting'");
  23     evalAndLog("trans = dbc1.transaction('storeName', 'readwrite')");
  24
  25     debug("the transaction is kept alive with a series of puts until opens are complete");
  26     (function keepAlive() {
  27         // Don't log, since this may run an arbitrary number of times.
  28         if (state !== 'open3complete') {
  29             var request = trans.objectStore('storeName').put('value', 'key');
  30             request.onerror = unexpectedErrorCallback;
  31             request.onsuccess = keepAlive;
  32         }
  33     }());
  34
  35     trans.onabort = unexpectedAbortCallback;
  36     trans.onerror = unexpectedErrorCallback;
  37     trans.oncomplete = function (e) {
  38         debug("transaction complete");
  39         shouldBeEqualToString("state", "open3complete");
  40         debug("");
  41         finishJSTest();
  42     };
  43
  44     debug("");
  45     tryOpens();
  46 }
  47
  48 function tryOpens()
  49 {
  50     debug("trying to open the same database");
  51     evalAndLog("openreq2 = indexedDB.open(dbname)");
  52     openreq2.onerror = unexpectedErrorCallback;
  53     openreq2.onsuccess = function (e) {
  54         debug("openreq2.onsuccess");
  55         shouldBeEqualToString("state", "starting");
  56         evalAndLog("state = 'open2complete'");
  57         debug("");
  58     };
  59     debug("");
  60
  61     debug("trying to open a different database");
  62     evalAndLog("openreq3 = indexedDB.open(dbname + '2')");
  63     openreq3.onerror = unexpectedErrorCallback;
  64     openreq3.onsuccess = function (e) {
  65         debug("openreq3.onsuccess");
  66         shouldBeEqualToString("state", "open2complete");
  67         evalAndLog("state = 'open3complete'");
  68         debug("");
  69     };
  70     debug("");
  71 }