third_party/WebKit/LayoutTests/storage/indexeddb/resources/database-deletepending-flag.js

   1 if (this.importScripts) {
   2     importScripts('../../../resources/js-test.js');
   3     importScripts('shared.js');
   4 }
   5
   6 description("Test IndexedDB IDBDatabase internal delete pending flag");
   7
   8 indexedDBTest(prepareDatabase, testDatabaseDelete, {"version": 5});
   9 function prepareDatabase()
  10 {
  11     connection = event.target.result;
  12     evalAndLog("connection.createObjectStore('store')");
  13     shouldBe("connection.objectStoreNames.length", "1");
  14 }
  15
  16 function testDatabaseDelete()
  17 {
  18     debug("");
  19     debug("Issue a delete request against the database - should be blocked by the open connection:");
  20     evalAndLog("deleteRequest = indexedDB.deleteDatabase(dbname)");
  21     deleteRequest.onerror = unexpectedErrorCallback;
  22     evalAndLog("state = 0");
  23
  24     debug("");
  25     debug("Open a second connection - should be delayed:");
  26     evalAndLog("openRequest = indexedDB.open(dbname)");
  27     openRequest.onerror = unexpectedErrorCallback;
  28
  29     connection.onversionchange = function() {
  30         debug("");
  31         debug("connection received versionchange event - ignoring.");
  32         shouldBe("++state", "1");
  33     };
  34
  35     deleteRequest.onblocked = function() {
  36         debug("");
  37         debug("deleteRequest received blocked event.");
  38         shouldBe("++state", "2");
  39         evalAndLog("connection.close()");
  40         debug("deleteRequest should now be unblocked.");
  41     };
  42
  43     deleteRequest.onsuccess = function() {
  44         debug("");
  45         debug("deleteRequest received success event.");
  46         shouldBe("++state", "3");
  47         debug("openRequest should now be unblocked.");
  48     };
  49
  50     openRequest.onsuccess = function() {
  51         debug("");
  52         testPassed("openRequest received success event.");
  53         shouldBe("++state", "4");
  54         evalAndLog("connection2 = openRequest.result");
  55
  56         debug("connection2 should reference a different database:");
  57         shouldBeFalse("connection2.version == connection.version");
  58         shouldBe("connection2.objectStoreNames.length", "0");
  59
  60         debug("");
  61         finishJSTest();
  62     };
  63 }