Use ecma_op_object_get_property_names for property enumeration in built-ins implementation.

JerryScript-DCO-1.0-Signed-off-by: Ruben Ayrapetyan r.ayrapetyan@samsung.com

tests/jerry/json-stringify.js

@@ -52,15 +52,15 @@ empty_object.a = undefined;
 assert (JSON.stringify (empty_object) == '{}');
 
 p_object = { "a": 1, "b": true, "c": "foo", "d": null, "e": undefined };
-assert (JSON.stringify (p_object) == '{"d":null,"c":"foo","b":true,"a":1}');
+assert (JSON.stringify (p_object) == '{"a":1,"b":true,"c":"foo","d":null}');
 
 o_object = { "a": new Number(1), "b": new Boolean(true), "c": new String("foo") };
-assert (JSON.stringify (o_object) == '{"c":"foo","b":true,"a":1}');
+assert (JSON.stringify (o_object) == '{"a":1,"b":true,"c":"foo"}');
 
 child = { "a": 1, "b": new String("\nfoo"), "c": undefined };
 parent = { "a": true, "b": child, "c": null};
 
-assert (JSON.stringify (parent) == '{"c":null,"b":{"b":"\\nfoo","a":1},"a":true}');
+assert (JSON.stringify (parent) == '{"a":true,"b":{"a":1,"b":"\\nfoo"},"c":null}');
 
 recursive_object = {};
 recursive_object.a = 2;
@@ -105,13 +105,13 @@ try {
 }
 
 object = {"a": 1, "b": [1, true, {"a": "foo"}]};
-assert (JSON.stringify (object) == '{"b":[1,true,{"a":"foo"}],"a":1}');
+assert (JSON.stringify (object) == '{"a":1,"b":[1,true,{"a":"foo"}]}');
 
 object = {"a": [1], "b": {}};
-assert (JSON.stringify(object) === '{"b":{},"a":[1]}');
+assert (JSON.stringify(object) === '{"a":[1],"b":{}}');
 
 array = [1, {"a": 2, "b": true, c: [3]}];
-assert (JSON.stringify (array) == '[1,{"c":[3],"b":true,"a":2}]');
+assert (JSON.stringify (array) == '[1,{"a":2,"b":true,"c":[3]}]');
 
 // Filtering / replacing
 to_json_object = {};
@@ -128,7 +128,7 @@ function replacer_function (key, value)
 }
 
 object = { "a": "JSON", "b": new String("JSON"), "c": 3 };
-assert (JSON.stringify (object, replacer_function) == '{"c":3,"b":"JSON","a":"FOO"}');
+assert (JSON.stringify (object, replacer_function) == '{"a":"FOO","b":"JSON","c":3}');
 
 filter = ["a", "b"];
 assert (JSON.stringify (object, filter) == '{"a":"JSON","b":"JSON"}');
@@ -198,7 +198,7 @@ assert (JSON.stringify (array, null, 100) == '[\n          2\n]');
 assert (JSON.stringify (array, null, -5) == '[2]');
 
 nested_object = {"a": 2, "b": {"c": 1, "d": true}};
-assert (JSON.stringify (nested_object, null, 2) == '{\n  "b": {\n    "d": true,\n    "c": 1\n  },\n  "a": 2\n}');
+assert (JSON.stringify (nested_object, null, 2) == '{\n  "a": 2,\n  "b": {\n    "c": 1,\n    "d": true\n  }\n}');
 
 nested_array = [2, [1,true]];
 assert (JSON.stringify (nested_array, null, 2) == '[\n  2,\n  [\n    1,\n    true\n  ]\n]');