1 files changed, 26 insertions, 0 deletions
diff --git a/js/util_test.ts b/js/util_test.ts
new file mode 100644
index 000000000..b7111fd0d
--- /dev/null
+++ b/js/util_test.ts
@@ -0,0 +1,26 @@
+// Copyright 2018 the Deno authors. All rights reserved. MIT license.
+import { test, assert, assertEqual } from "./test_util.ts";
+import { CreateIterableIterator } from "./util";
+
+test(function CreateIterableIteratorSuccess() {
+  const list = [1, 2, 3, 4, 5];
+  const listIterators = new CreateIterableIterator(list.values());
+  let idx = 0;
+  for (const it of listIterators) {
+    assertEqual(it, list[idx++]);
+  }
+  const obj = {
+    a: "foo",
+    b: "bar",
+    c: "baz"
+  };
+  const list1 = [];
+  const keys = Object.keys(obj);
+  keys.forEach(key => list1.push([key, obj[key]]));
+  const objectIterators = new CreateIterableIterator(list1.values());
+  for (const it of objectIterators) {
+    const [key, value] = it;
+    assert(key in obj);
+    assertEqual(value, obj[key]);
+  }
+});
+\ No newline at end of file