Add m-esr52 at 52.6.0

1 files changed, 31 insertions, 0 deletions

diff --git a/js/src/jsapi-tests/testIteratorObject.cpp b/js/src/jsapi-tests/testIteratorObject.cpp
new file mode 100644
index 000000000..097b3eb5f
--- /dev/null
+++ b/js/src/jsapi-tests/testIteratorObject.cpp
@@ -0,0 +1,31 @@
+/* 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(testIteratorObject)
+{
+    using namespace js;
+    JS::RootedValue result(cx);
+
+    EVAL("new Map([['key1', 'value1'], ['key2', 'value2']]).entries()", &result);
+
+    CHECK(result.isObject());
+    JS::RootedObject obj1(cx, &result.toObject());
+    ESClass class1 = ESClass::Other;
+    CHECK(GetBuiltinClass(cx, obj1, &class1));
+    CHECK(class1 == ESClass::MapIterator);
+
+    EVAL("new Set(['value1', 'value2']).entries()", &result);
+
+    CHECK(result.isObject());
+    JS::RootedObject obj2(cx, &result.toObject());
+    ESClass class2 = ESClass::Other;
+    CHECK(GetBuiltinClass(cx, obj2, &class2));
+    CHECK(class2 == ESClass::SetIterator);
+
+    return true;
+}
+END_TEST(testIteratorObject)
+