1 files changed, 42 insertions, 0 deletions
diff --git a/testing/web-platform/tests/IndexedDB/idbobjectstore_deleteIndex.any.js b/testing/web-platform/tests/IndexedDB/idbobjectstore_deleteIndex.any.js
new file mode 100644
index 0000000000..ed0246e0e7
--- /dev/null
+++ b/testing/web-platform/tests/IndexedDB/idbobjectstore_deleteIndex.any.js
@@ -0,0 +1,42 @@
+// META: global=window,worker
+// META: title=IDBObjectStore.deleteIndex()
+// META: script=resources/support.js
+// @author Microsoft <https://www.microsoft.com>
+
+'use_strict';
+
+async_test(t => {
+    let db;
+    const key = 1;
+    const record = { property: "data" };
+
+    const open_rq = createdb(t);
+    open_rq.onupgradeneeded = function(e) {
+        db = e.target.result;
+        const objStore = db.createObjectStore("test");
+        objStore.createIndex("index", "indexedProperty");
+    };
+
+    open_rq.onsuccess = function(e) {
+        db.close();
+        const new_version = createdb(t, db.name, 2);
+        new_version.onupgradeneeded = function(e) {
+            db = e.target.result;
+            const objStore = e.target.transaction.objectStore("test");
+            objStore.deleteIndex("index");
+        };
+
+        new_version.onsuccess = function(e) {
+            let index;
+            const objStore = db.transaction("test", "readonly",
+            { durability: 'relaxed' })
+                               .objectStore("test");
+
+            assert_throws_dom('NotFoundError', function()
+            { index = objStore.index("index"); });
+            assert_equals(index, undefined);
+            db.close();
+            t.done();
+        };
+    };
+}, 'IDBObjectStore.deleteIndex() removes the index');