The Tor Browser: dom/indexedDB/test/unit/test_setVersion_events.js@7e26c7da4463 (annotated)

dom/indexedDB/test/unit/test_setVersion_events.js@7e26c7da4463 (annotated)

dom/indexedDB/test/unit/test_setVersion_events.js

Wed, 31 Dec 2014 06:55:50 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:55:50 +0100
changeset 2: 7e26c7da4463
permissions: -rw-r--r--

Added tag UPSTREAM_283F7C6 for changeset ca08bd8f51b2

 /**
  * 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";
   // Open a datbase for the first time.
   let request = indexedDB.open(name, 1);
   // Sanity checks
   ok(request instanceof IDBRequest, "Request should be an IDBRequest");
   ok(request instanceof IDBOpenDBRequest, "Request should be an IDBOpenDBRequest");
   //ok(request instanceof EventTarget, "Request should be an EventTarget");
   is(request.source, null, "Request should have no source");
   try {
     request.result;
     ok(false, "Getter should have thrown!");
   } catch (e if e.result == 0x80660006 /* NS_ERROR_DOM_INDEXEDDB_NOTALLOWED_ERR */) {
     ok(true, "Getter threw the right exception");
   }
   request.onerror = errorHandler;
   request.onsuccess = grabEventAndContinueHandler;
   let event = yield undefined;
   let versionChangeEventCount = 0;
   let db1, db2, db3;
   db1 = event.target.result;
   db1.addEventListener("versionchange", function(event) {
     ok(true, "Got version change event");
     ok(event instanceof IDBVersionChangeEvent, "Event is of the right type");
     is(event.target.source, null, "Correct source");
     is(event.target, db1, "Correct target");
     is(event.target.version, 1, "Correct db version");
     is(event.oldVersion, 1, "Correct event oldVersion");
     is(event.newVersion, 2, "Correct event newVersion");
     is(versionChangeEventCount++, 0, "Correct count");
     db1.close();
   }, false);
   // Open the database again and trigger an upgrade that should succeed
   request = indexedDB.open(name, 2);
   request.onerror = errorHandler;
   request.onsuccess = errorHandler;
   request.onupgradeneeded = grabEventAndContinueHandler;
   if (SpecialPowers.isMainProcess()) {
     request.onblocked = errorHandler;
   }
   else {
     todo(false, "Need to fix blocked events in child processes!");
   }
   event = yield undefined;
   // Test the upgradeneeded event.
   ok(event instanceof IDBVersionChangeEvent, "Event is of the right type");
   ok(event.target.result instanceof IDBDatabase, "Good result");
   db2 = event.target.result;
   is(event.target.transaction.mode, "versionchange",
      "Correct mode");
   is(db2.version, 2, "Correct db version");
   is(event.oldVersion, 1, "Correct event oldVersion");
   is(event.newVersion, 2, "Correct event newVersion");
   request.onupgradeneeded = errorHandler;
   request.onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   db2.addEventListener("versionchange", function(event) {
     ok(true, "Got version change event");
     ok(event instanceof IDBVersionChangeEvent, "Event is of the right type");
     is(event.target.source, null, "Correct source");
     is(event.target, db2, "Correct target");
     is(event.target.version, 2, "Correct db version");
     is(event.oldVersion, 2, "Correct event oldVersion");
     is(event.newVersion, 3, "Correct event newVersion");
     is(versionChangeEventCount++, 1, "Correct count");
   }, false);
   // Test opening the existing version again
   request = indexedDB.open(name, 2);
   request.onerror = errorHandler;
   request.onsuccess = grabEventAndContinueHandler;
   if (SpecialPowers.isMainProcess()) {
     request.onblocked = errorHandler;
   }
   else {
     todo(false, "Need to fix blocked events in child processes!");
   }
   event = yield undefined;
   db3 = event.target.result;
   // Test an upgrade that should fail
   request = indexedDB.open(name, 3);
   request.onerror = errorHandler;
   request.onsuccess = errorHandler;
   request.onupgradeneeded = errorHandler;
   request.onblocked = grabEventAndContinueHandler;
   event = yield undefined;
   ok(true, "Got version change blocked event");
   ok(event instanceof IDBVersionChangeEvent, "Event is of the right type");
   is(event.target.source, null, "Correct source");
   is(event.target.transaction, null, "Correct transaction");
   is(event.target, request, "Correct target");
   is(db3.version, 2, "Correct db version");
   is(event.oldVersion, 2, "Correct event oldVersion");
   is(event.newVersion, 3, "Correct event newVersion");
   versionChangeEventCount++;
   db2.close();
   db3.close();
   request.onupgradeneeded = grabEventAndContinueHandler;
   request.onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   event = yield undefined;
   db3 = event.target.result;
   db3.close();
   // Test another upgrade that should succeed.
   request = indexedDB.open(name, 4);
   request.onerror = errorHandler;
   request.onsuccess = errorHandler;
   request.onupgradeneeded = grabEventAndContinueHandler;
   if (SpecialPowers.isMainProcess()) {
     request.onblocked = errorHandler;
   }
   else {
     todo(false, "Need to fix blocked events in child processes!");
   }
   event = yield undefined;
   ok(event instanceof IDBVersionChangeEvent, "Event is of the right type");
   ok(event.target.result instanceof IDBDatabase, "Good result");
   is(event.target.transaction.mode, "versionchange",
      "Correct mode");
   is(event.oldVersion, 3, "Correct event oldVersion");
   is(event.newVersion, 4, "Correct event newVersion");
   request.onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   ok(event.target.result instanceof IDBDatabase, "Expect a database here");
   is(event.target.result.version, 4, "Right version");
   is(db3.version, 3, "After closing the version should not change!");
   is(db2.version, 2, "After closing the version should not change!");
   is(db1.version, 1, "After closing the version should not change!");
   is(versionChangeEventCount, 3, "Saw all expected events");
   event = new IDBVersionChangeEvent("versionchange");
   ok(event, "Should be able to create an event with just passing in the type");
   event = new IDBVersionChangeEvent("versionchange", {oldVersion: 1});
   ok(event, "Should be able to create an event with just the old version");
   is(event.oldVersion, 1, "Correct old version");
   is(event.newVersion, null, "Correct new version");
   event = new IDBVersionChangeEvent("versionchange", {newVersion: 1});
   ok(event, "Should be able to create an event with just the new version");
   is(event.oldVersion, 0, "Correct old version");
   is(event.newVersion, 1, "Correct new version");
   event = new IDBVersionChangeEvent("versionchange", {oldVersion: 1, newVersion: 2});
   ok(event, "Should be able to create an event with both versions");
   is(event.oldVersion, 1, "Correct old version");
   is(event.newVersion, 2, "Correct new version");
   finishTest();
   yield undefined;
 }