1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-of/string-astral-truncated.js b/js/src/tests/test262/language/statements/for-of/string-astral-truncated.js
new file mode 100644
index 0000000000..97f580b52a
--- /dev/null
+++ b/js/src/tests/test262/language/statements/for-of/string-astral-truncated.js
@@ -0,0 +1,31 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: String traversal using for..of (incomplete surrogate pairs)
+info: |
+    String literals should be able to be traversed using a `for...of` loop. The
+    loop body should execute once for each incomplete surrogate pair.
+es6id: 13.6.4
+---*/
+
+var string = 'a\ud801b\ud801';
+var first = 'a';
+var second = '\ud801';
+var third = 'b';
+var fourth = '\ud801';
+
+var iterationCount = 0;
+
+for (var value of string) {
+  assert.sameValue(value, first);
+  first = second;
+  second = third;
+  third = fourth;
+  fourth = null;
+  iterationCount += 1;
+}
+
+assert.sameValue(iterationCount, 4);
+
+reportCompare(0, 0);