Add m-esr52 at 52.6.0

1 files changed, 26 insertions, 0 deletions

diff --git a/js/src/jsapi-tests/testFunctionProperties.cpp b/js/src/jsapi-tests/testFunctionProperties.cpp
new file mode 100644
index 000000000..e79f5ec28
--- /dev/null
+++ b/js/src/jsapi-tests/testFunctionProperties.cpp
@@ -0,0 +1,26 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * vim: set ts=8 sts=4 et sw=4 tw=99:
+ */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "jsapi-tests/tests.h"
+
+BEGIN_TEST(testFunctionProperties)
+{
+    JS::RootedValue x(cx);
+    EVAL("(function f() {})", &x);
+
+    JS::RootedObject obj(cx, x.toObjectOrNull());
+
+    JS::RootedValue y(cx);
+    CHECK(JS_GetProperty(cx, obj, "arguments", &y));
+    CHECK(y.isNull());
+
+    CHECK(JS_GetProperty(cx, obj, "caller", &y));
+    CHECK(y.isNull());
+
+    return true;
+}
+END_TEST(testFunctionProperties)