1 files changed, 13 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/inObjectTest.js b/js/src/jit-test/tests/basic/inObjectTest.js
new file mode 100644
index 000000000..f19fdbe42
--- /dev/null
+++ b/js/src/jit-test/tests/basic/inObjectTest.js
@@ -0,0 +1,13 @@
+function inObjectTest() {
+    var o = {p: 1, q: 2, r: 3, s: 4, t: 5};
+    var r = 0;
+    for (var i in o) {
+        if (!(i in o))
+            break;
+        if ((i + i) in o)
+            break;
+        ++r;
+    }
+    return r;
+}
+assertEq(inObjectTest(), 5);