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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArray/prototype/set/BigInt/typedarray-arg-src-byteoffset-internal.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/set/BigInt/typedarray-arg-src-byteoffset-internal.js b/js/src/tests/test262/built-ins/TypedArray/prototype/set/BigInt/typedarray-arg-src-byteoffset-internal.js new file mode 100644 index 0000000000..0925356525 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/set/BigInt/typedarray-arg-src-byteoffset-internal.js @@ -0,0 +1,47 @@ +// Copyright (C) 2017 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.set-typedarray-offset +description: > + Uses typedArray's internal [[ByteOffset]] +info: | + 22.2.3.23.2 %TypedArray%.prototype.set(typedArray [ , offset ] ) + 1. Assert: typedArray has a [[TypedArrayName]] internal slot. If it does not, + the definition in 22.2.3.23.1 applies. + ... + 21. Let srcByteOffset be typedArray.[[ByteOffset]]. + ... +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +var getCalls = 0; +var desc = { + get: function getLen() { + getCalls++; + return 0; + } +}; + +Object.defineProperty(TypedArray.prototype, "byteOffset", desc); + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA(2); + var src = new TA([42n, 43n]); + var other = TA === BigInt64Array ? BigUint64Array : BigInt64Array; + var src2 = new other([42n, 43n]); + var src3 = new other(sample.buffer, 0, 2); + + Object.defineProperty(TA.prototype, "byteOffset", desc); + Object.defineProperty(src, "byteOffset", desc); + Object.defineProperty(src2, "byteOffset", desc); + Object.defineProperty(src3, "byteOffset", desc); + + sample.set(src); + sample.set(src2); + sample.set(src3); + + assert.sameValue(getCalls, 0, "ignores byteOffset properties"); +}); + +reportCompare(0, 0); |