Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

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

1 files changed, 47 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/set/BigInt/typedarray-arg-src-byteoffset-internal.js b/js/src/tests/test262/built-ins/TypedArray/prototype/set/BigInt/typedarray-arg-src-byteoffset-internal.js
new file mode 100644
index 0000000000..0925356525
--- /dev/null
+++ b/js/src/tests/test262/built-ins/TypedArray/prototype/set/BigInt/typedarray-arg-src-byteoffset-internal.js
@@ -0,0 +1,47 @@
+// Copyright (C) 2017 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-%typedarray%.prototype.set-typedarray-offset
+description: >
+  Uses typedArray's internal [[ByteOffset]]
+info: |
+  22.2.3.23.2 %TypedArray%.prototype.set(typedArray [ , offset ] )
+  1. Assert: typedArray has a [[TypedArrayName]] internal slot. If it does not,
+  the definition in 22.2.3.23.1 applies.
+  ...
+  21. Let srcByteOffset be typedArray.[[ByteOffset]].
+  ...
+includes: [testBigIntTypedArray.js]
+features: [BigInt, TypedArray]
+---*/
+
+var getCalls = 0;
+var desc = {
+  get: function getLen() {
+    getCalls++;
+    return 0;
+  }
+};
+
+Object.defineProperty(TypedArray.prototype, "byteOffset", desc);
+
+testWithBigIntTypedArrayConstructors(function(TA) {
+  var sample = new TA(2);
+  var src = new TA([42n, 43n]);
+  var other = TA === BigInt64Array ? BigUint64Array : BigInt64Array;
+  var src2 = new other([42n, 43n]);
+  var src3 = new other(sample.buffer, 0, 2);
+
+  Object.defineProperty(TA.prototype, "byteOffset", desc);
+  Object.defineProperty(src, "byteOffset", desc);
+  Object.defineProperty(src2, "byteOffset", desc);
+  Object.defineProperty(src3, "byteOffset", desc);
+
+  sample.set(src);
+  sample.set(src2);
+  sample.set(src3);
+
+  assert.sameValue(getCalls, 0, "ignores byteOffset properties");
+});
+
+reportCompare(0, 0);