diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/ArrayBuffer/prototype/detached/detached-buffer-resizable.js')
-rw-r--r-- | js/src/tests/test262/built-ins/ArrayBuffer/prototype/detached/detached-buffer-resizable.js | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/detached/detached-buffer-resizable.js b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/detached/detached-buffer-resizable.js new file mode 100644 index 0000000000..9be66d8e1b --- /dev/null +++ b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/detached/detached-buffer-resizable.js @@ -0,0 +1,39 @@ +// |reftest| shell-option(--enable-arraybuffer-resizable) skip-if(!ArrayBuffer.prototype.resize||!xulRuntime.shell) -- resizable-arraybuffer is not enabled unconditionally, requires shell-options +// 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: Return a boolean indicating if the ArrayBuffer is detached +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. + 4. Return IsDetachedBuffer(O). +includes: [detachArrayBuffer.js] +features: [ArrayBuffer, arraybuffer-transfer, resizable-arraybuffer] +---*/ + +var ab1 = new ArrayBuffer(0, { maxByteLength: 0 }); +assert.sameValue(ab1.detached, false, 'Resizable ArrayBuffer with maxByteLength of 0 is not detached'); + +$DETACHBUFFER(ab1); + +assert.sameValue(ab1.detached, true, 'Resizable ArrayBuffer with maxByteLength of 0 is now detached'); + +var ab2 = new ArrayBuffer(0, { maxByteLength: 23 }); +assert.sameValue(ab2.detached, false, 'Resizable ArrayBuffer with maxByteLength of 23 is not detached'); + +$DETACHBUFFER(ab2); + +assert.sameValue(ab2.detached, true, 'Resizable ArrayBuffer with maxByteLength of 23 is now detached'); + +var ab3 = new ArrayBuffer(42, { maxByteLength: 42 }); +assert.sameValue(ab3.detached, false, 'Resizable ArrayBuffer with maxByteLength of 42 is not detached'); + +$DETACHBUFFER(ab3); + +assert.sameValue(ab3.detached, true, 'Resizable ArrayBuffer with maxByteLength of 42 is now detached'); + +reportCompare(0, 0); |