The Tor Browser: dom/indexedDB/test/unit/test_optionalArguments.js@129ffea94266 (annotated)

dom/indexedDB/test/unit/test_optionalArguments.js@129ffea94266 (annotated)

dom/indexedDB/test/unit/test_optionalArguments.js

Sat, 03 Jan 2015 20:18:00 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Sat, 03 Jan 2015 20:18:00 +0100
branch: TOR_BUG_3246
changeset 7: 129ffea94266
permissions: -rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

 /**
  * Any copyright is dedicated to the Public Domain.
  * http://creativecommons.org/publicdomain/zero/1.0/
  */
 var testGenerator = testSteps();
 function testSteps()
 {
   const osName = "people";
   const indexName = "weight";
   const data = [
     { ssn: "237-23-7732", name: "Bob", height: 60, weight: 120 },
     { ssn: "237-23-7733", name: "Ann", height: 52, weight: 110 },
     { ssn: "237-23-7734", name: "Ron", height: 73, weight: 180 },
     { ssn: "237-23-7735", name: "Sue", height: 58, weight: 130 },
     { ssn: "237-23-7736", name: "Joe", height: 65, weight: 150 },
     { ssn: "237-23-7737", name: "Pat", height: 65 },
     { ssn: "237-23-7738", name: "Mel", height: 66, weight: {} },
     { ssn: "237-23-7739", name: "Tom", height: 62, weight: 130 }
   ];
   const weightSort = [1, 0, 3, 7, 4, 2];
   let request = indexedDB.open(this.window ? window.location.pathname : "Splendid Test", 1);
   request.onerror = errorHandler;
   request.onupgradeneeded = grabEventAndContinueHandler;
   request.onsuccess = grabEventAndContinueHandler;
   let event = yield undefined;
   is(event.type, "upgradeneeded", "Got upgradeneeded event");
   let db = event.target.result;
   db.onerror = errorHandler;
   let objectStore = db.createObjectStore(osName, { keyPath: "ssn" });
   objectStore.createIndex(indexName, "weight", { unique: false });
   for each (let i in data) {
     objectStore.add(i);
   }
   event = yield undefined;
   is(event.type, "success", "Got success event");
   try {
     IDBKeyRange.bound(1, -1);
     ok(false, "Bound keyRange with backwards args should throw!");
   }
   catch (e) {
     is(e.name, "DataError", "Threw correct exception");
     is(e.code, 0, "Threw with correct code");
   }
   try {
     IDBKeyRange.bound(1, 1);
     ok(true, "Bound keyRange with same arg should be ok");
   }
   catch (e) {
     ok(false, "Bound keyRange with same arg should have been ok");
   }
   try {
     IDBKeyRange.bound(1, 1, true);
     ok(false, "Bound keyRange with same arg and open should throw!");
   }
   catch (e) {
     is(e.name, "DataError", "Threw correct exception");
     is(e.code, 0, "Threw with correct code");
   }
   try {
     IDBKeyRange.bound(1, 1, true, true);
     ok(false, "Bound keyRange with same arg and open should throw!");
   }
   catch (e) {
     is(e.name, "DataError", "Threw correct exception");
     is(e.code, 0, "Threw with correct code");
   }
   objectStore = db.transaction(osName).objectStore(osName);
   try {
     objectStore.get();
     ok(false, "Get with unspecified arg should have thrown");
   }
   catch(e) {
     ok(true, "Get with unspecified arg should have thrown");
   }
   try {
     objectStore.get(undefined);
     ok(false, "Get with undefined should have thrown");
   }
   catch(e) {
     ok(true, "Get with undefined arg should have thrown");
   }
   try {
     objectStore.get(null);
     ok(false, "Get with null should have thrown");
   }
   catch(e) {
     is(e instanceof DOMException, true,
        "Got right kind of exception");
     is(e.name, "DataError", "Correct error.");
     is(e.code, 0, "Correct code.");
   }
   objectStore.get(data[2].ssn).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.name, data[2].name, "Correct data");
   let keyRange = IDBKeyRange.only(data[2].ssn);
   objectStore.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.name, data[2].name, "Correct data");
   keyRange = IDBKeyRange.lowerBound(data[2].ssn);
   objectStore.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.name, data[2].name, "Correct data");
   keyRange = IDBKeyRange.lowerBound(data[2].ssn, true);
   objectStore.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.name, data[3].name, "Correct data");
   keyRange = IDBKeyRange.upperBound(data[2].ssn);
   objectStore.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.name, data[0].name, "Correct data");
   keyRange = IDBKeyRange.bound(data[2].ssn, data[4].ssn);
   objectStore.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.name, data[2].name, "Correct data");
   keyRange = IDBKeyRange.bound(data[2].ssn, data[4].ssn, true);
   objectStore.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.name, data[3].name, "Correct data");
   objectStore = db.transaction(osName, "readwrite")
                   .objectStore(osName);
   try {
     objectStore.delete();
     ok(false, "Delete with unspecified arg should have thrown");
   }
   catch(e) {
     ok(true, "Delete with unspecified arg should have thrown");
   }
   try {
     objectStore.delete(undefined);
     ok(false, "Delete with undefined should have thrown");
   }
   catch(e) {
     ok(true, "Delete with undefined arg should have thrown");
   }
   try {
     objectStore.delete(null);
     ok(false, "Delete with null should have thrown");
   }
   catch(e) {
     is(e instanceof DOMException, true,
        "Got right kind of exception");
     is(e.name, "DataError", "Correct error.");
     is(e.code, 0, "Correct code.");
   }
   objectStore.count().onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data.length, "Correct count");
   objectStore.delete(data[2].ssn).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   ok(event.target.result === undefined, "Correct result");
   objectStore.count().onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data.length - 1, "Correct count");
   keyRange = IDBKeyRange.bound(data[3].ssn, data[5].ssn);
   objectStore.delete(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   ok(event.target.result === undefined, "Correct result");
   objectStore.count().onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data.length - 4, "Correct count");
   keyRange = IDBKeyRange.lowerBound(10);
   objectStore.delete(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   ok(event.target.result === undefined, "Correct result");
   objectStore.count().onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, 0, "Correct count");
   event.target.transaction.oncomplete = grabEventAndContinueHandler;
   for each (let i in data) {
     objectStore.add(i);
   }
   yield undefined;
   objectStore = db.transaction(osName).objectStore(osName);
   objectStore.count().onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data.length, "Correct count");
   let count = 0;
   objectStore.openCursor().onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, data.length, "Correct count for no arg to openCursor");
   count = 0;
   objectStore.openCursor(null).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, data.length, "Correct count for null arg to openCursor");
   count = 0;
   objectStore.openCursor(undefined).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, data.length, "Correct count for undefined arg to openCursor");
   count = 0;
   objectStore.openCursor(data[2].ssn).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 1, "Correct count for single key arg to openCursor");
   count = 0;
   objectStore.openCursor("foo").onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for non-existent single key arg to openCursor");
   count = 0;
   keyRange = IDBKeyRange.only(data[2].ssn);
   objectStore.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 1, "Correct count for only keyRange arg to openCursor");
   count = 0;
   keyRange = IDBKeyRange.lowerBound(data[2].ssn);
   objectStore.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, data.length - 2,
      "Correct count for lowerBound arg to openCursor");
   count = 0;
   keyRange = IDBKeyRange.lowerBound(data[2].ssn, true);
   objectStore.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, data.length - 3,
      "Correct count for lowerBound arg to openCursor");
   count = 0;
   keyRange = IDBKeyRange.lowerBound("foo");
   objectStore.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for non-existent lowerBound arg to openCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[2].ssn, data[3].ssn);
   objectStore.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 2, "Correct count for bound arg to openCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[2].ssn, data[3].ssn, true);
   objectStore.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 1, "Correct count for bound arg to openCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[2].ssn, data[3].ssn, true, true);
   objectStore.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0, "Correct count for bound arg to openCursor");
   let index = objectStore.index(indexName);
   count = 0;
   index.openKeyCursor().onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for unspecified arg to index.openKeyCursor");
   count = 0;
   index.openKeyCursor(null).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for null arg to index.openKeyCursor");
   count = 0;
   index.openKeyCursor(undefined).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for undefined arg to index.openKeyCursor");
   count = 0;
   index.openKeyCursor(data[0].weight).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 1, "Correct count for single key arg to index.openKeyCursor");
   count = 0;
   index.openKeyCursor("foo").onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for non-existent key arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.only("foo");
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for non-existent keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.only(data[0].weight);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 1,
      "Correct count for only keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for lowerBound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight, true);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length - 1,
      "Correct count for lowerBound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.lowerBound("foo");
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for lowerBound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound(data[weightSort[0]].weight);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 1,
      "Correct count for upperBound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound(data[weightSort[0]].weight, true);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for upperBound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound(data[weightSort[weightSort.length - 1]].weight);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for upperBound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound(data[weightSort[weightSort.length - 1]].weight,
                                     true);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length - 1,
      "Correct count for upperBound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound("foo");
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for upperBound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound(0);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for upperBound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[weightSort.length - 1]].weight);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for bound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[weightSort.length - 1]].weight,
                                true);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length - 1,
      "Correct count for bound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[weightSort.length - 1]].weight,
                                true, true);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length - 2,
      "Correct count for bound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight - 1,
                                data[weightSort[weightSort.length - 1]].weight + 1);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for bound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight - 2,
                                data[weightSort[0]].weight - 1);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for bound keyRange arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[1]].weight,
                                data[weightSort[2]].weight);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 3,
      "Correct count for bound keyRange arg to index.openKeyCursor");
   count = 0;
   index.openCursor().onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for unspecified arg to index.openCursor");
   count = 0;
   index.openCursor(null).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for null arg to index.openCursor");
   count = 0;
   index.openCursor(undefined).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for undefined arg to index.openCursor");
   count = 0;
   index.openCursor(data[0].weight).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 1, "Correct count for single key arg to index.openCursor");
   count = 0;
   index.openCursor("foo").onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for non-existent key arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.only("foo");
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for non-existent keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.only(data[0].weight);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 1,
      "Correct count for only keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for lowerBound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight, true);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length - 1,
      "Correct count for lowerBound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.lowerBound("foo");
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for lowerBound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound(data[weightSort[0]].weight);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 1,
      "Correct count for upperBound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound(data[weightSort[0]].weight, true);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for upperBound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound(data[weightSort[weightSort.length - 1]].weight);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for upperBound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound(data[weightSort[weightSort.length - 1]].weight,
                                     true);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length - 1,
      "Correct count for upperBound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound("foo");
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for upperBound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.upperBound(0);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for upperBound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[weightSort.length - 1]].weight);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for bound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[weightSort.length - 1]].weight,
                                true);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length - 1,
      "Correct count for bound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[weightSort.length - 1]].weight,
                                true, true);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length - 2,
      "Correct count for bound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight - 1,
                                data[weightSort[weightSort.length - 1]].weight + 1);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for bound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight - 2,
                                data[weightSort[0]].weight - 1);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for bound keyRange arg to index.openCursor");
   count = 0;
   keyRange = IDBKeyRange.bound(data[weightSort[1]].weight,
                                data[weightSort[2]].weight);
   index.openCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 3,
      "Correct count for bound keyRange arg to index.openCursor");
   try {
     index.get();
     ok(false, "Get with unspecified arg should have thrown");
   }
   catch(e) {
     ok(true, "Get with unspecified arg should have thrown");
   }
   try {
     index.get(undefined);
     ok(false, "Get with undefined should have thrown");
   }
   catch(e) {
     ok(true, "Get with undefined arg should have thrown");
   }
   try {
     index.get(null);
     ok(false, "Get with null should have thrown");
   }
   catch(e) {
     is(e instanceof DOMException, true,
        "Got right kind of exception");
     is(e.name, "DataError", "Correct error.");
     is(e.code, 0, "Correct code.");
   }
   index.get(data[0].weight).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.weight, data[0].weight, "Got correct result");
   keyRange = IDBKeyRange.only(data[0].weight);
   index.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.weight, data[0].weight, "Got correct result");
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight);
   index.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.weight, data[weightSort[0]].weight,
      "Got correct result");
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight - 1);
   index.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.weight, data[weightSort[0]].weight,
      "Got correct result");
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight + 1);
   index.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.weight, data[weightSort[1]].weight,
      "Got correct result");
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight, true);
   index.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.weight, data[weightSort[1]].weight,
      "Got correct result");
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[1]].weight);
   index.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.weight, data[weightSort[0]].weight,
      "Got correct result");
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[1]].weight, true);
   index.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.weight, data[weightSort[1]].weight,
      "Got correct result");
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[1]].weight, true, true);
   index.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, undefined, "Got correct result");
   keyRange = IDBKeyRange.upperBound(data[weightSort[5]].weight);
   index.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result.weight, data[weightSort[0]].weight,
      "Got correct result");
   keyRange = IDBKeyRange.upperBound(data[weightSort[0]].weight, true);
   index.get(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, undefined, "Got correct result");
   try {
     index.getKey();
     ok(false, "Get with unspecified arg should have thrown");
   }
   catch(e) {
     ok(true, "Get with unspecified arg should have thrown");
   }
   try {
     index.getKey(undefined);
     ok(false, "Get with undefined should have thrown");
   }
   catch(e) {
     ok(true, "Get with undefined arg should have thrown");
   }
   try {
     index.getKey(null);
     ok(false, "Get with null should have thrown");
   }
   catch(e) {
     is(e instanceof DOMException, true,
        "Got right kind of exception");
     is(e.name, "DataError", "Correct error.");
     is(e.code, 0, "Correct code.");
   }
   index.getKey(data[0].weight).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data[0].ssn, "Got correct result");
   keyRange = IDBKeyRange.only(data[0].weight);
   index.getKey(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data[0].ssn, "Got correct result");
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight);
   index.getKey(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data[weightSort[0]].ssn, "Got correct result");
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight - 1);
   index.getKey(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data[weightSort[0]].ssn, "Got correct result");
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight + 1);
   index.getKey(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data[weightSort[1]].ssn, "Got correct result");
   keyRange = IDBKeyRange.lowerBound(data[weightSort[0]].weight, true);
   index.getKey(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data[weightSort[1]].ssn, "Got correct result");
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[1]].weight);
   index.getKey(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data[weightSort[0]].ssn, "Got correct result");
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[1]].weight, true);
   index.getKey(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data[weightSort[1]].ssn, "Got correct result");
   keyRange = IDBKeyRange.bound(data[weightSort[0]].weight,
                                data[weightSort[1]].weight, true, true);
   index.getKey(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, undefined, "Got correct result");
   keyRange = IDBKeyRange.upperBound(data[weightSort[5]].weight);
   index.getKey(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, data[weightSort[0]].ssn, "Got correct result");
   keyRange = IDBKeyRange.upperBound(data[weightSort[0]].weight, true);
   index.getKey(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result, undefined, "Got correct result");
   count = 0;
   index.openKeyCursor().onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for no arg to index.openKeyCursor");
   count = 0;
   index.openKeyCursor(null).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for null arg to index.openKeyCursor");
   count = 0;
   index.openKeyCursor(undefined).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, weightSort.length,
      "Correct count for undefined arg to index.openKeyCursor");
   count = 0;
   index.openKeyCursor(data[weightSort[0]].weight).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 1, "Correct count for single key arg to index.openKeyCursor");
   count = 0;
   index.openKeyCursor("foo").onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 0,
      "Correct count for non-existent single key arg to index.openKeyCursor");
   count = 0;
   keyRange = IDBKeyRange.only(data[weightSort[0]].weight);
   index.openKeyCursor(keyRange).onsuccess = function(event) {
     let cursor = event.target.result;
     if (cursor) {
       count++;
       cursor.continue();
     }
     else {
       testGenerator.next();
     }
   }
   yield undefined;
   is(count, 1,
      "Correct count for only keyRange arg to index.openKeyCursor");
   objectStore.mozGetAll(data[1].ssn).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, 1, "Got correct length");
   is(event.target.result[0].ssn, data[1].ssn, "Got correct result");
   objectStore.mozGetAll(null).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, data.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i].ssn, data[i].ssn, "Got correct value");
   }
   objectStore.mozGetAll(undefined).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, data.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i].ssn, data[i].ssn, "Got correct value");
   }
   objectStore.mozGetAll().onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, data.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i].ssn, data[i].ssn, "Got correct value");
   }
   keyRange = IDBKeyRange.lowerBound(0);
   objectStore.mozGetAll(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, data.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i].ssn, data[i].ssn, "Got correct value");
   }
   index.mozGetAll().onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, weightSort.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i].ssn, data[weightSort[i]].ssn,
        "Got correct value");
   }
   index.mozGetAll(undefined).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, weightSort.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i].ssn, data[weightSort[i]].ssn,
        "Got correct value");
   }
   index.mozGetAll(null).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, weightSort.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i].ssn, data[weightSort[i]].ssn,
        "Got correct value");
   }
   index.mozGetAll(data[weightSort[0]].weight).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, 1, "Got correct length");
   is(event.target.result[0].ssn, data[weightSort[0]].ssn, "Got correct result");
   keyRange = IDBKeyRange.lowerBound(0);
   index.mozGetAll(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, weightSort.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i].ssn, data[weightSort[i]].ssn,
        "Got correct value");
   }
   index.mozGetAllKeys().onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, weightSort.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i], data[weightSort[i]].ssn,
        "Got correct value");
   }
   index.mozGetAllKeys(undefined).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, weightSort.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i], data[weightSort[i]].ssn,
        "Got correct value");
   }
   index.mozGetAllKeys(null).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, weightSort.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i], data[weightSort[i]].ssn,
        "Got correct value");
   }
   index.mozGetAllKeys(data[weightSort[0]].weight).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, 1, "Got correct length");
   is(event.target.result[0], data[weightSort[0]].ssn, "Got correct result");
   keyRange = IDBKeyRange.lowerBound(0);
   index.mozGetAllKeys(keyRange).onsuccess = grabEventAndContinueHandler;
   event = yield undefined;
   is(event.target.result instanceof Array, true, "Got an array");
   is(event.target.result.length, weightSort.length, "Got correct length");
   for (let i in event.target.result) {
     is(event.target.result[i], data[weightSort[i]].ssn,
        "Got correct value");
   }
   finishTest();
   yield undefined;
 }