1 files changed, 23 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/Symbol.iterator/this-val-to-str-err.js b/js/src/tests/test262/built-ins/String/prototype/Symbol.iterator/this-val-to-str-err.js
new file mode 100644
index 0000000000..3a9f6c4cb8
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/Symbol.iterator/this-val-to-str-err.js
@@ -0,0 +1,23 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 25.1.3.27
+description: Error thrown coercing `this` value to a string
+info: |
+    1. Let O be RequireObjectCoercible(this value).
+    2. Let S be ToString(O).
+    3. ReturnIfAbrupt(S).
+features: [Symbol.iterator]
+---*/
+
+var obj = {
+  toString: function() {
+    throw new Test262Error();
+  }
+};
+
+assert.throws(Test262Error, function() {
+  String.prototype[Symbol.iterator].call(obj);
+});
+
+reportCompare(0, 0);