Fix Object.getOwnPropertyDescriptor prototype and update tests

- Fix Object.getOwnPropertyDescriptor to set returned object prototype to Object.prototype in src/js_object.rs
- Add test case for arguments.callee descriptor in js-scripts/function_arguments_callee.js
- Increase test limit to 70 in .github/workflows/test262.yml

Author: ssrlive

.github/workflows/test262.yml

@@ -28,7 +28,7 @@ jobs:
         env:
           FAIL_ON_FAILURE: 'true'
         run: |
-          bash ci/run_test262.sh --limit 60 --fail-on-failure --focus language
+          bash ci/run_test262.sh --limit 70 --fail-on-failure --focus language
 
       - name: Upload results
         if: ${{ !cancelled() }}

js-scripts/function_arguments_callee.js

@@ -1,5 +1,11 @@
 "use strict";
 
+function assert(condition, message) {
+    if (!condition) {
+        throw new Error(message || "Assertion failed");
+    }
+}
+
 /*
 // Non-strict mode test for arguments.callee
 
@@ -89,4 +95,21 @@ try {
     }
 }
 
+{
+    console.log("=== Test arguments.callee property descriptor ===");
+
+    function testcase() {
+        var desc = Object.getOwnPropertyDescriptor(arguments,"callee");
+
+        assert(desc.configurable === false, 'desc.configurable');
+        assert(desc.enumerable === false, 'desc.enumerable');
+        assert(desc.hasOwnProperty('value') === false, 'desc.hasOwnProperty("value")');
+        assert(desc.hasOwnProperty('writable') === false, 'desc.hasOwnProperty("writable")');
+        assert(desc.hasOwnProperty('get') === true, 'desc.hasOwnProperty("get")');
+        assert(desc.hasOwnProperty('set') === true, 'desc.hasOwnProperty("set")');
+    }
+
+    testcase();
+}
+
 return true;

src/js_object.rs

@@ -492,6 +492,7 @@ pub fn handle_object_method<'gc>(
 
             if let Some(val_rc) = object_get_key_value(&obj, &key) {
                 let desc_obj = new_js_object_data(mc);
+                crate::core::set_internal_prototype_from_constructor(mc, &desc_obj, env, "Object")?;
 
                 match &*val_rc.borrow() {
                     Value::Property { value, getter, setter } => {