1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/Generators/delegating-yield-11.js b/js/src/tests/ecma_6/Generators/delegating-yield-11.js
new file mode 100644
index 000000000..f7e6650fb
--- /dev/null
+++ b/js/src/tests/ecma_6/Generators/delegating-yield-11.js
@@ -0,0 +1,20 @@
+// The first call to yield* passes one arg to "next".
+
+function Iter() {
+    function next() {
+        if (arguments.length != 1)
+            throw Error;
+        return { value: 42, done: true }
+    }
+
+    this.next = next;
+    this[Symbol.iterator] = function () { return this; }
+}
+
+function* delegate(iter) { return yield* iter; }
+
+var iter = delegate(new Iter());
+assertDeepEq(iter.next(), {value:42, done:true});
+
+if (typeof reportCompare == "function")
+    reportCompare(true, true);