diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/ArrayBuffer/prototype/detached/this-is-sharedarraybuffer-resizable.js')
-rw-r--r-- | js/src/tests/test262/built-ins/ArrayBuffer/prototype/detached/this-is-sharedarraybuffer-resizable.js | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/detached/this-is-sharedarraybuffer-resizable.js b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/detached/this-is-sharedarraybuffer-resizable.js new file mode 100644 index 0000000000..fbe03fbc31 --- /dev/null +++ b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/detached/this-is-sharedarraybuffer-resizable.js @@ -0,0 +1,30 @@ +// |reftest| skip-if(!this.hasOwnProperty('SharedArrayBuffer')) -- SharedArrayBuffer is not enabled unconditionally +// Copyright (C) 2023 Jordan Harband. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-get-arraybuffer.prototype.detached +description: Throws a TypeError exception when `this` is a resizable SharedArrayBuffer +info: | + get ArrayBuffer.prototype.detached + + 1. Let O be the this value. + 2. Perform ? RequireInternalSlot(O, [[ArrayBufferData]]). + 3. If IsSharedArrayBuffer(O) is true, throw a TypeError exception. + [...] +features: [SharedArrayBuffer, ArrayBuffer, arraybuffer-transfer] +---*/ + +var detached = Object.getOwnPropertyDescriptor( + ArrayBuffer.prototype, "detached" +); + +var getter = detached.get; +var sab = new SharedArrayBuffer(4); + +assert.sameValue(typeof getter, "function"); + +assert.throws(TypeError, function() { + getter.call(sab); +}, "`this` cannot be a SharedArrayBuffer"); + +reportCompare(0, 0); |