| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>IDBDatabase.createIndex() - If an index with the name name already exists in this object store, the implementation must throw a DOMException of type ConstraintError </title> |
| <link rel="author" title="Intel" href="http://www.intel.com"> |
| <link rel="help" href="https://dvcs.w3.org/hg/IndexedDB/raw-file/tip/Overview.html#widl-IDBObjectStore-createIndex-IDBIndex-DOMString-name-DOMString-sequence-DOMString--keyPath-IDBIndexParameters-optionalParameters"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="support.js"></script> |
| <div id="log"></div> |
| <script> |
| var t = async_test(), |
| open_rq = createdb(t); |
| |
| open_rq.onupgradeneeded = function (e) { |
| var db = e.target.result; |
| var ostore = db.createObjectStore("store"); |
| ostore.createIndex("a", "a"); |
| assert_throws("ConstraintError", function(){ |
| ostore.createIndex("a", "a"); |
| }); |
| t.done(); |
| } |
| </script> |
| |
