Adding upstream version 124.0.1.upstream/124.0.1

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

1 files changed, 22 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-2-4.js b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-2-4.js
new file mode 100644
index 0000000000..042b286c01
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-2-4.js
@@ -0,0 +1,22 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array.prototype.reduce
+description: >
+    Array.prototype.reduce - 'length' is own data property that
+    overrides an inherited data property on an Array
+---*/
+
+var storeProtoLength;
+
+function callbackfn(prevVal, curVal, idx, obj) {
+  return (obj.length === 2);
+}
+
+storeProtoLength = Array.prototype.length;
+Array.prototype.length = 0;
+
+assert.sameValue([12, 11].reduce(callbackfn, 1), true, '[12, 11].reduce(callbackfn, 1)');
+
+reportCompare(0, 0);