The Tor Browser: dom/indexedDB/test/unit/test_deleteDatabase.js@6474c204b198 (annotated)

dom/indexedDB/test/unit/test_deleteDatabase.js@6474c204b198 (annotated)

dom/indexedDB/test/unit/test_deleteDatabase.js

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /**
  * Any copyright is dedicated to the Public Domain.
  * http://creativecommons.org/publicdomain/zero/1.0/
  */
 var testGenerator = testSteps();
 function testSteps()
 {
   const name = this.window ? window.location.pathname : "Splendid Test";
   ok(indexedDB.deleteDatabase, "deleteDatabase function should exist!");
   let request = indexedDB.open(name, 10);
   request.onerror = errorHandler;
   request.onsuccess = unexpectedSuccessHandler;
   request.onupgradeneeded = grabEventAndContinueHandler;
   ok(request instanceof IDBOpenDBRequest, "Expect an IDBOpenDBRequest");
   let event = yield undefined;
   is(event.type, "upgradeneeded", "Expect an upgradeneeded event");
   ok(event instanceof IDBVersionChangeEvent, "Expect a versionchange event");
   let db = event.target.result;
   db.createObjectStore("stuff");
   request.onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.type, "success", "Expect a success event");
   is(event.target, request, "Event has right target");
   ok(event.target.result instanceof IDBDatabase, "Result should be a database");
   is(db.objectStoreNames.length, 1, "Expect an objectStore here");
   let request = indexedDB.open(name, 10);
   request.onerror = errorHandler;
   request.onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.type, "success", "Expect a success event");
   is(event.target, request, "Event has right target");
   ok(event.target.result instanceof IDBDatabase, "Result should be a database");
   let db2 = event.target.result;
   is(db2.objectStoreNames.length, 1, "Expect an objectStore here");
   var onversionchangecalled = false;
   function closeDBs(event) {
     onversionchangecalled = true;
     ok(event instanceof IDBVersionChangeEvent, "expect a versionchange event");
     is(event.oldVersion, 10, "oldVersion should be 10");
     ok(event.newVersion === null, "newVersion should be null");
     ok(!(event.newVersion === undefined), "newVersion should be null");
     ok(!(event.newVersion === 0), "newVersion should be null");
     db.close();
     db2.close();
     db.onversionchange = unexpectedSuccessHandler;
     db2.onversionchange = unexpectedSuccessHandler;
   };
   // The IDB spec doesn't guarantee the order that onversionchange will fire
   // on the dbs.
   db.onversionchange = closeDBs;
   db2.onversionchange = closeDBs;
   let request = indexedDB.deleteDatabase(name);
   request.onerror = errorHandler;
   request.onsuccess = grabEventAndContinueHandler;
   ok(request instanceof IDBOpenDBRequest, "Expect an IDBOpenDBRequest");
   event = yield undefined;
   ok(onversionchangecalled, "Expected versionchange events");
   is(event.type, "success", "expect a success event");
   is(event.target, request, "event has right target");
   ok(event.target.result === undefined, "event should have no result");
   let request = indexedDB.open(name, 1);
   request.onerror = errorHandler;
   request.onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.version, 1, "DB has proper version");
   is(event.target.result.objectStoreNames.length, 0, "DB should have no object stores");
   let request = indexedDB.deleteDatabase("thisDatabaseHadBetterNotExist");
   request.onerror = errorHandler;
   request.onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   ok(true, "deleteDatabase on a non-existent database succeeded");
   let request = indexedDB.open("thisDatabaseHadBetterNotExist");
   request.onerror = errorHandler;
   request.onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   ok(true, "after deleting a non-existent database, open should work");
   finishTest();
   yield undefined;
 }