js/src/jsapi-tests/testIteratorObject.cpp

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #include "js/Class.h"       // js::ESClass
   6 #include "js/Object.h"      // JS::GetBuiltinClass
   7 #include "js/RootingAPI.h"  // JS::Rooted
   8 #include "js/Value.h"       // JS::Value
   9 #include "jsapi-tests/tests.h"
  10
  11 BEGIN_TEST(testIteratorObject) {
  12   using js::ESClass;
  13
  14   JS::Rooted<JS::Value> result(cx);
  15
  16   EVAL("new Map([['key1', 'value1'], ['key2', 'value2']]).entries()", &result);
  17
  18   CHECK(result.isObject());
  19   JS::Rooted<JSObject*> obj1(cx, &result.toObject());
  20   ESClass class1 = ESClass::Other;
  21   CHECK(JS::GetBuiltinClass(cx, obj1, &class1));
  22   CHECK(class1 == ESClass::MapIterator);
  23
  24   EVAL("new Set(['value1', 'value2']).entries()", &result);
  25
  26   CHECK(result.isObject());
  27   JS::Rooted<JSObject*> obj2(cx, &result.toObject());
  28   ESClass class2 = ESClass::Other;
  29   CHECK(JS::GetBuiltinClass(cx, obj2, &class2));
  30   CHECK(class2 == ESClass::SetIterator);
  31
  32   return true;
  33 }
  34 END_TEST(testIteratorObject)