third_party/WebKit/LayoutTests/storage/indexeddb/resources/delete-closed-database-object.js

   1 if (this.importScripts) {
   2     importScripts('../../../resources/js-test.js');
   3     importScripts('shared.js');
   4 }
   5
   6 description("Ensure that IDBDatabase objects are deleted when there are no retaining paths left");
   7
   8 indexedDBTest(prepareDatabase, openSuccess);
   9 function prepareDatabase()
  10 {
  11 }
  12
  13 function openSuccess()
  14 {
  15     db = event.target.result;
  16     evalAndLog("db.close()");
  17
  18     var openRequest = evalAndLog("indexedDB.open(dbname)");
  19     openRequest.onblocked = unexpectedBlockedCallback;
  20     openRequest.onupgradeneeded = unexpectedUpgradeNeededCallback;
  21     openRequest.onerror = unexpectedErrorCallback;
  22     openRequest.onsuccess = function() {
  23         debug("Dropping references to new connection.");
  24         // After leaving this function, there are no remaining references to the
  25         // db, so it should get deleted.
  26         setTimeout(setVersion, 2);
  27     };
  28 }
  29
  30 function setVersion()
  31 {
  32     evalAndLog("gc()");
  33     debug("Open request should not receive a blocked event:");
  34     var request = evalAndLog("indexedDB.open(dbname, 2)");
  35     request.onerror = unexpectedErrorCallback;
  36     request.onblocked = unexpectedBlockedCallback;
  37     request.onsuccess = finishJSTest;
  38 }