Add m-esr52 at 52.6.0

1 files changed, 64 insertions, 0 deletions

diff --git a/dom/indexedDB/test/unit/test_invalid_cursor.js b/dom/indexedDB/test/unit/test_invalid_cursor.js
new file mode 100644
index 000000000..11fba3654
--- /dev/null
+++ b/dom/indexedDB/test/unit/test_invalid_cursor.js
@@ -0,0 +1,64 @@
+/**
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+var disableWorkerTest = "Need to implement a gc() function for worker tests";
+
+var testGenerator = testSteps();
+
+function testSteps()
+{
+  const dbName = ("window" in this) ? window.location.pathname : "test";
+  const dbVersion = 1;
+  const objectStoreName = "foo";
+  const data = 0;
+
+  let req = indexedDB.open(dbName, dbVersion);
+  req.onerror = errorHandler;
+  req.onupgradeneeded = grabEventAndContinueHandler;
+  req.onsuccess = grabEventAndContinueHandler;
+
+  let event = yield undefined;
+
+  is(event.type, "upgradeneeded", "Got upgradeneeded event");
+
+  let db = event.target.result;
+
+  let objectStore =
+    db.createObjectStore(objectStoreName, { autoIncrement: true });
+  objectStore.add(data);
+
+  event = yield undefined;
+
+  is(event.type, "success", "Got success event for open");
+
+  objectStore = db.transaction(objectStoreName).objectStore(objectStoreName);
+
+  objectStore.openCursor().onsuccess = grabEventAndContinueHandler;
+  event = yield undefined;
+
+  is(event.type, "success", "Got success event for openCursor");
+
+  let cursor = event.target.result;
+  is(cursor.value, data, "Got correct cursor value");
+
+  objectStore.get(cursor.key).onsuccess = grabEventAndContinueHandler;
+  event = yield undefined;
+
+  is(event.target.result, data, "Got correct get value");
+
+  info("Collecting garbage");
+
+  gc();
+
+  info("Done collecting garbage");
+
+  cursor.continue();
+  event = yield undefined;
+
+  is(event.target.result, null, "No more entries");
+
+  finishTest();
+  yield undefined;
+}