1 files changed, 193 insertions, 0 deletions
diff --git a/dom/indexedDB/test/unit/test_rename_index.js b/dom/indexedDB/test/unit/test_rename_index.js
new file mode 100644
index 000000000..e7ab8c038
--- /dev/null
+++ b/dom/indexedDB/test/unit/test_rename_index.js
@@ -0,0 +1,193 @@
+/**
+ * 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";
+  const storeName = "test store";
+  const indexName_ToBeDeleted = "test index to be deleted";
+  const indexName_v0 = "test index v0";
+  const indexName_v1 = "test index v1";
+  const indexName_v2 = "test index v2";
+  const indexName_v3 = indexName_ToBeDeleted;
+  const indexName_v4 = "test index v4";
+
+  info("Rename in v1.");
+  let request = indexedDB.open(name, 1);
+  request.onerror = errorHandler;
+  request.onupgradeneeded = grabEventAndContinueHandler;
+  request.onsuccess = unexpectedSuccessHandler;
+  let event = yield undefined;
+
+  let db = event.target.result;
+  let txn = event.target.transaction;
+
+  is(db.objectStoreNames.length, 0, "Correct objectStoreNames list");
+
+  let objectStore = db.createObjectStore(storeName, { keyPath: "foo" });
+  is(db.objectStoreNames.length, 1, "Correct objectStoreNames list");
+  is(db.objectStoreNames.item(0), objectStore.name, "Correct object store name");
+
+  // create index to be deleted later in v3.
+  objectStore.createIndex(indexName_ToBeDeleted, "foo");
+  ok(objectStore.index(indexName_ToBeDeleted), "Index created.");
+
+  // create target index to be renamed.
+  let index = objectStore.createIndex(indexName_v0, "bar");
+  ok(objectStore.index(indexName_v0), "Index created.");
+  is(index.name, indexName_v0, "Correct index name");
+  index.name = indexName_v1;
+  is(index.name, indexName_v1, "Renamed index successfully");
+
+  txn.oncomplete = continueToNextStepSync;
+  yield undefined;
+  request.onsuccess = continueToNextStep;
+  yield undefined;
+  db.close();
+
+  info("Verify renaming done in v1 and run renaming in v2.");
+  request = indexedDB.open(name, 2);
+  request.onerror = errorHandler;
+  request.onupgradeneeded = grabEventAndContinueHandler;
+  request.onsuccess = unexpectedSuccessHandler;
+  event = yield undefined;
+
+  db = event.target.result;
+  txn = event.target.transaction;
+
+  objectStore = txn.objectStore(storeName);
+
+  // indexName_v0 created in v1 shall not be available.
+  try {
+    index = objectStore.index(indexName_v0);
+    ok(false, "NotFoundError shall be thrown.");
+  } catch (e) {
+    ok(e instanceof DOMException, "got a database exception");
+    is(e.name, "NotFoundError", "correct error");
+  }
+
+  // rename to "v2".
+  index = objectStore.index(indexName_v1);
+  is(index.name, indexName_v1, "Correct index name")
+  index.name = indexName_v2;
+  is(index.name, indexName_v2, "Renamed index successfully");
+
+  txn.oncomplete = continueToNextStepSync;
+  yield undefined;
+  request.onsuccess = continueToNextStep;
+  yield undefined;
+  db.close();
+
+  info("Verify renaming done in v2.");
+  request = indexedDB.open(name, 2);
+  request.onerror = errorHandler;
+  request.onupgradeneeded = errorHandler;
+  request.onsuccess = grabEventAndContinueHandler;
+  event = yield undefined;
+
+  db = event.target.result;
+  txn = db.transaction(storeName);
+
+  objectStore = txn.objectStore(storeName);
+  index = objectStore.index(indexName_v2);
+  is(index.name, indexName_v2, "Correct index name");
+
+  db.close();
+
+  info("Rename in v3.");
+  request = indexedDB.open(name, 3);
+  request.onerror = errorHandler;
+  request.onupgradeneeded = grabEventAndContinueHandler;
+  request.onsuccess = unexpectedSuccessHandler;
+  event = yield undefined;
+
+  db = event.target.result;
+  txn = event.target.transaction;
+
+  objectStore = txn.objectStore(storeName);
+  ok(objectStore.index(indexName_ToBeDeleted), "index is valid.");
+  objectStore.deleteIndex(indexName_ToBeDeleted);
+  try {
+    objectStore.index(indexName_ToBeDeleted);
+    ok(false, "NotFoundError shall be thrown if the index name is deleted.");
+  } catch (e) {
+    ok(e instanceof DOMException, "got a database exception");
+    is(e.name, "NotFoundError", "correct error");
+  }
+
+  info("Rename with the name of the deleted index.");
+  index = objectStore.index(indexName_v2);
+  index.name = indexName_v3;
+  is(index.name, indexName_v3, "Renamed index successfully");
+
+  txn.oncomplete = continueToNextStepSync;
+  yield undefined;
+  request.onsuccess = continueToNextStep;
+  yield undefined;
+  db.close();
+
+  info("Verify renaming done in v3.");
+  request = indexedDB.open(name, 3);
+  request.onerror = errorHandler;
+  request.onupgradeneeded = errorHandler;
+  request.onsuccess = grabEventAndContinueHandler;
+  event = yield undefined;
+
+  db = event.target.result;
+  txn = db.transaction(storeName);
+
+  objectStore = txn.objectStore(storeName);
+  index = objectStore.index(indexName_v3);
+  is(index.name, indexName_v3, "Correct index name");
+
+  db.close();
+
+  info("Abort the version change transaction while renaming index.");
+  request = indexedDB.open(name, 4);
+  request.onerror = errorHandler;
+  request.onupgradeneeded = grabEventAndContinueHandler;
+  request.onsuccess = unexpectedSuccessHandler;
+  event = yield undefined;
+
+  db = event.target.result;
+  txn = event.target.transaction;
+
+  objectStore = txn.objectStore(storeName);
+  index = objectStore.index(indexName_v3);
+  index.name = indexName_v4;
+  is(index.name, indexName_v4, "Renamed successfully");
+  let putRequest = objectStore.put({ foo: "fooValue", bar: "barValue" });
+  putRequest.onsuccess = continueToNextStepSync;
+  yield undefined;
+
+  // Aborting the transaction.
+  request.onerror = expectedErrorHandler("AbortError");
+  txn.abort();
+  yield undefined;
+
+  // Verify if the name of the index handle is reverted.
+  is(index.name, indexName_v3, "The name is reverted after aborted.");
+
+  info("Verify if the objectstore name is unchanged.");
+  request = indexedDB.open(name, 3);
+  request.onerror = errorHandler;
+  request.onupgradeneeded = errorHandler;
+  request.onsuccess = grabEventAndContinueHandler;
+  event = yield undefined;
+
+  db = event.target.result;
+  txn = db.transaction(storeName);
+
+  objectStore = txn.objectStore(storeName);
+  index = objectStore.index(indexName_v3);
+  is(index.name, indexName_v3, "Correct index name");
+
+  db.close();
+
+  finishTest();
+  yield undefined;
+}