1 files changed, 1798 insertions, 0 deletions
diff --git a/dom/indexedDB/test/unit/test_optionalArguments.js b/dom/indexedDB/test/unit/test_optionalArguments.js
new file mode 100644
index 0000000000..1430c80b04
--- /dev/null
+++ b/dom/indexedDB/test/unit/test_optionalArguments.js
@@ -0,0 +1,1798 @@
+/**
+ * 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 (let i of 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 (let i of 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();
+}