diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/ArrayBuffer/allocation-limit.js')
-rw-r--r-- | js/src/tests/test262/built-ins/ArrayBuffer/allocation-limit.js | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/allocation-limit.js b/js/src/tests/test262/built-ins/ArrayBuffer/allocation-limit.js new file mode 100644 index 0000000000..3f312139c8 --- /dev/null +++ b/js/src/tests/test262/built-ins/ArrayBuffer/allocation-limit.js @@ -0,0 +1,33 @@ +// Copyright (C) 2015 André Bargull. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-arraybuffer-length +description: > + Throws a RangeError if requested Data Block is too large. +info: | + ArrayBuffer( length ) + + ... + 6. Return AllocateArrayBuffer(NewTarget, byteLength). + + 6.2.6.1 CreateByteDataBlock(size) + ... + 2. Let db be a new Data Block value consisting of size bytes. If it is + impossible to create such a Data Block, throw a RangeError exception. + ... +---*/ + +assert.throws(RangeError, function() { + // Allocating 7 PiB should fail with a RangeError. + // Math.pow(1024, 5) = 1125899906842624 + new ArrayBuffer(7 * 1125899906842624); +}, "`length` parameter is 7 PiB"); + +assert.throws(RangeError, function() { + // Allocating almost 8 PiB should fail with a RangeError. + // Math.pow(2, 53) = 9007199254740992 + new ArrayBuffer(9007199254740992 - 1); +}, "`length` parameter is Math.pow(2, 53) - 1"); + +reportCompare(0, 0); |