Adding upstream version 86.0.1.upstream/86.0.1upstream

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

1 files changed, 33 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-176.js b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-176.js
new file mode 100644
index 0000000000..7463cbce32
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-176.js
@@ -0,0 +1,33 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 15.2.3.6-4-176
+description: >
+    Object.defineProperty - 'O' is an Array, 'name' is the length
+    property of 'O', the [[Value]] field of 'desc' is less than value
+    of  the length property, test the [[Configurable]] attribute of
+    own accessor property with large index named in 'O' that overrides
+    an inherited data property can stop deleting index named
+    properties (15.4.5.1 step 3.l.ii)
+---*/
+
+var arrObj = [0, 1];
+
+assert.throws(TypeError, function() {
+  Object.defineProperty(arrObj, "1", {
+    get: function() {
+      return 2;
+    },
+    configurable: false
+  });
+
+  Array.prototype[1] = 2;
+  Object.defineProperty(arrObj, "length", {
+    value: 1
+  });
+});
+assert.sameValue(arrObj.length, 2, 'arrObj.length');
+assert(arrObj.hasOwnProperty("1"), 'arrObj.hasOwnProperty("1") !== true');
+
+reportCompare(0, 0);