diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/SharedArrayBuffer/prototype/grow/new-length-non-number.js')
-rw-r--r-- | js/src/tests/test262/built-ins/SharedArrayBuffer/prototype/grow/new-length-non-number.js | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/SharedArrayBuffer/prototype/grow/new-length-non-number.js b/js/src/tests/test262/built-ins/SharedArrayBuffer/prototype/grow/new-length-non-number.js new file mode 100644 index 0000000000..a2ead72460 --- /dev/null +++ b/js/src/tests/test262/built-ins/SharedArrayBuffer/prototype/grow/new-length-non-number.js @@ -0,0 +1,39 @@ +// |reftest| skip -- resizable-arraybuffer is not supported +// 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-sharedarraybuffer.prototype.grow +description: Throws a TypeError if provided length cannot be coerced to a number +info: | + SharedArrayBuffer.prototype.grow ( newLength ) + + 1. Let O be the this value. + 2. Perform ? RequireInternalSlot(O, [[ArrayBufferMaxByteLength]]). + 3. If IsSharedArrayBuffer(O) is false, throw a TypeError exception. + 4. Let newByteLength be ? ToIntegerOrInfinity(newLength). + [...] +features: [SharedArrayBuffer, resizable-arraybuffer] +---*/ + +var log = []; +var newLength = { + toString: function() { + log.push('toString'); + return {}; + }, + valueOf: function() { + log.push('valueOf'); + return {}; + } +}; +var ab = new SharedArrayBuffer(0, {maxByteLength: 4}); + +assert.throws(TypeError, function() { + ab.grow(newLength); +}); + +assert.sameValue(log.length, 2); +assert.sameValue(log[0], 'valueOf'); +assert.sameValue(log[1], 'toString'); + +reportCompare(0, 0); |