Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

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

1 files changed, 36 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/key-is-lower-than-zero.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/key-is-lower-than-zero.js
new file mode 100644
index 0000000000..bafcc4e84f
--- /dev/null
+++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/key-is-lower-than-zero.js
@@ -0,0 +1,36 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-integer-indexed-exotic-objects-defineownproperty-p-desc
+description: >
+  Returns false if numericIndex is < 0
+info: |
+  9.4.5.3 [[DefineOwnProperty]] ( P, Desc)
+  ...
+  3. If Type(P) is String, then
+    a. Let numericIndex be ! CanonicalNumericIndexString(P).
+    b. If numericIndex is not undefined, then
+      ...
+      ii. Let intIndex be numericIndex.
+      iv. If intIndex < 0, return false.
+  ...
+includes: [testTypedArray.js]
+features: [Reflect, TypedArray]
+---*/
+
+testWithTypedArrayConstructors(function(TA) {
+  var sample = new TA([42, 43]);
+
+  assert.sameValue(
+    Reflect.defineProperty(sample, "-1", {
+      value: 42,
+      configurable: false,
+      enumerable: true,
+      writable: true
+    }),
+    false,
+    "-1"
+  );
+});
+
+reportCompare(0, 0);