diff options
Diffstat (limited to 'test/built-ins/TypedArrays/ctors-bigint/buffer-arg/bufferbyteoffset-throws-from-modulo-element-size.js')
-rw-r--r-- | test/built-ins/TypedArrays/ctors-bigint/buffer-arg/bufferbyteoffset-throws-from-modulo-element-size.js | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/test/built-ins/TypedArrays/ctors-bigint/buffer-arg/bufferbyteoffset-throws-from-modulo-element-size.js b/test/built-ins/TypedArrays/ctors-bigint/buffer-arg/bufferbyteoffset-throws-from-modulo-element-size.js new file mode 100644 index 000000000..67f3f8871 --- /dev/null +++ b/test/built-ins/TypedArrays/ctors-bigint/buffer-arg/bufferbyteoffset-throws-from-modulo-element-size.js @@ -0,0 +1,37 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-typedarray-buffer-byteoffset-length +description: > + Throws a RangeError if bufferByteLength modulo elementSize ≠ 0 +info: | + 22.2.4.5 TypedArray ( buffer [ , byteOffset [ , length ] ] ) + + This description applies only if the TypedArray function is called with at + least one argument and the Type of the first argument is Object and that + object has an [[ArrayBufferData]] internal slot. + + ... + 13. If length is undefined, then + a. If bufferByteLength modulo elementSize ≠ 0, throw a RangeError exception. + ... +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +var buffer = new ArrayBuffer(1); + +testWithTypedArrayConstructors(function(TA) { + if (TA.BYTES_PER_ELEMENT === 1) { + // Impossible to trigger this step here. + return; + } + + assert.throws(RangeError, function() { + new TA(buffer); + }); + + assert.throws(RangeError, function() { + new TA(buffer, 0, undefined); + }); +}); |