Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

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

1 files changed, 25 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/DataView/prototype/byteLength/detached-buffer.js b/js/src/tests/test262/built-ins/DataView/prototype/byteLength/detached-buffer.js
new file mode 100644
index 0000000000..33497518f1
--- /dev/null
+++ b/js/src/tests/test262/built-ins/DataView/prototype/byteLength/detached-buffer.js
@@ -0,0 +1,25 @@
+// 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-get-dataview.prototype.bytelength
+description: Throws a TypeError if the instance has a detached buffer
+info: |
+  get DataView.prototype.byteLength
+  ...
+  Let buffer be the value of O's [[ViewedArrayBuffer]] internal slot.
+  If IsDetachedBuffer(buffer) is true, throw a TypeError exception.
+  ...
+includes: [detachArrayBuffer.js]
+---*/
+
+let buffer = new ArrayBuffer(1);
+let dv = new DataView(buffer, 0);
+
+$DETACHBUFFER(buffer);
+
+assert.throws(TypeError, () => {
+  dv.byteLength;
+});
+
+reportCompare(0, 0);