1 files changed, 38 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/StringIteratorPrototype/next/next-iteration.js b/js/src/tests/test262/built-ins/StringIteratorPrototype/next/next-iteration.js
new file mode 100644
index 0000000000..9b04368887
--- /dev/null
+++ b/js/src/tests/test262/built-ins/StringIteratorPrototype/next/next-iteration.js
@@ -0,0 +1,38 @@
+// Copyright (C) 2014 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 21.1.5.2.1
+description: >
+    Iteration should visit each UTF-8 code point exactly once.
+features: [Symbol.iterator]
+---*/
+
+var string = "abc";
+var iterator = string[Symbol.iterator]();
+var result;
+
+result = iterator.next();
+assert.sameValue(result.value, 'a', 'First result `value`');
+assert.sameValue(result.done, false, 'First result `done` flag');
+
+result = iterator.next();
+assert.sameValue(result.value, 'b', 'Second result `value`');
+assert.sameValue(result.done, false, 'Second result `done` flag');
+
+result = iterator.next();
+assert.sameValue(result.value, 'c', 'Third result `value`');
+assert.sameValue(result.done, false, 'Third result `done` flag');
+
+result = iterator.next();
+assert.sameValue(result.value, undefined, 'Exhausted result `value`');
+assert.sameValue(result.done, true, 'Exhausted result `done` flag');
+
+result = iterator.next();
+assert.sameValue(
+  result.value, undefined, 'Exhausted result `value` (repeated request)'
+);
+assert.sameValue(
+  result.done, true, 'Exhausted result `done` flag (repeated request)'
+);
+
+reportCompare(0, 0);