diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/ArrayBuffer/prototype/resizable/detached-buffer.js')
-rw-r--r-- | js/src/tests/test262/built-ins/ArrayBuffer/prototype/resizable/detached-buffer.js | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/resizable/detached-buffer.js b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/resizable/detached-buffer.js new file mode 100644 index 0000000000..ddc2643173 --- /dev/null +++ b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/resizable/detached-buffer.js @@ -0,0 +1,37 @@ +// |reftest| shell-option(--enable-arraybuffer-resizable) skip-if(!ArrayBuffer.prototype.resize||!xulRuntime.shell) -- resizable-arraybuffer is not enabled unconditionally, requires shell-options +// Copyright (C) 2021 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-get-arraybuffer.prototype.resizable +description: Unaffected by buffer's attachedness +info: | + get ArrayBuffer.prototype.resizable + + 1. Let O be the this value. + 2. Perform ? RequireInternalSlot(O, [[ArrayBufferData]]). + 3. If IsSharedArrayBuffer(O) is true, throw a TypeError exception. + 4. Return IsResizableArrayBuffer(O). + + IsResizableArrayBuffer ( arrayBuffer ) + + 1. Assert: Type(arrayBuffer) is Object and arrayBuffer has an + [[ArrayBufferData]] internal slot. + 2. If buffer has an [[ArrayBufferMaxByteLength]] internal slot, return true. + 3. Return false. +includes: [detachArrayBuffer.js] +features: [resizable-arraybuffer] +---*/ + +var ab1 = new ArrayBuffer(1); + +$DETACHBUFFER(ab1); + +assert.sameValue(ab1.resizable, false); + +var ab2 = new ArrayBuffer(1, {maxByteLength: 1}); + +$DETACHBUFFER(ab2); + +assert.sameValue(ab2.resizable, true); + +reportCompare(0, 0); |