Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 34 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-337.js b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-337.js
new file mode 100644
index 0000000000..6dbfc373e8
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-337.js
@@ -0,0 +1,34 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 15.2.3.6-4-337
+description: >
+    ES5 Attributes - fail to update [[Enumerable]] attribute of data
+    property ([[Writable]] is true, [[Enumerable]] is true,
+    [[Configurable]] is false) to different value
+---*/
+
+var obj = {};
+
+Object.defineProperty(obj, "prop", {
+  value: 2010,
+  writable: true,
+  enumerable: true,
+  configurable: false
+});
+
+var propertyDefineCorrect = obj.hasOwnProperty("prop");
+var desc1 = Object.getOwnPropertyDescriptor(obj, "prop");
+assert.throws(TypeError, function() {
+  Object.defineProperty(obj, "prop", {
+    enumerable: false
+  });
+});
+var desc2 = Object.getOwnPropertyDescriptor(obj, "prop");
+assert(propertyDefineCorrect, 'propertyDefineCorrect !== true');
+assert.sameValue(desc1.enumerable, true, 'desc1.enumerable');
+assert.sameValue(obj.prop, 2010, 'obj.prop');
+assert.sameValue(desc2.enumerable, true, 'desc2.enumerable');
+
+reportCompare(0, 0);