diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/ArrayBuffer/prototype/resize/new-length-non-number.js')
-rw-r--r-- | js/src/tests/test262/built-ins/ArrayBuffer/prototype/resize/new-length-non-number.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/resize/new-length-non-number.js b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/resize/new-length-non-number.js new file mode 100644 index 0000000000..db3059d21c --- /dev/null +++ b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/resize/new-length-non-number.js @@ -0,0 +1,40 @@ +// |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-arraybuffer.prototype.resize +description: Throws a TypeError if provided length cannot be coerced to a number +info: | + ArrayBuffer.prototype.resize ( newLength ) + + 1. Let O be the this value. + 2. Perform ? RequireInternalSlot(O, [[ArrayBufferMaxByteLength]]). + 3. If IsSharedArrayBuffer(O) is true, throw a TypeError exception. + 4. If IsDetachedBuffer(O) is true, throw a TypeError exception. + 5. Let newByteLength be ? ToIntegerOrInfinity(newLength). + [...] +features: [resizable-arraybuffer] +---*/ + +var log = []; +var newLength = { + toString: function() { + log.push('toString'); + return {}; + }, + valueOf: function() { + log.push('valueOf'); + return {}; + } +}; +var ab = new ArrayBuffer(0, {maxByteLength: 4}); + +assert.throws(TypeError, function() { + ab.resize(newLength); +}); + +assert.sameValue(log.length, 2); +assert.sameValue(log[0], 'valueOf'); +assert.sameValue(log[1], 'toString'); + +reportCompare(0, 0); |