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Diffstat (limited to 'test/built-ins/TypedArray/prototype/map/BigInt/arraylength-internal.js')
-rw-r--r-- | test/built-ins/TypedArray/prototype/map/BigInt/arraylength-internal.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/test/built-ins/TypedArray/prototype/map/BigInt/arraylength-internal.js b/test/built-ins/TypedArray/prototype/map/BigInt/arraylength-internal.js new file mode 100644 index 000000000..c74501315 --- /dev/null +++ b/test/built-ins/TypedArray/prototype/map/BigInt/arraylength-internal.js @@ -0,0 +1,45 @@ +// 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%.prototype.map +description: > + [[ArrayLength]] is accessed in place of performing a [[Get]] of "length" +info: | + 22.2.3.19 %TypedArray%.prototype.map ( callbackfn [ , thisArg ] ) + + ... + 3. Let len be the value of O's [[ArrayLength]] internal slot. + ... +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample1 = new TA(42); + var loop = 0; + + Object.defineProperty(sample1, "length", {value: 1}); + + sample1.map(function() { + loop++; + return convertToBigInt(0); + }); + assert.sameValue(loop, 42, "data descriptor"); + + loop = 0; + var sample2 = new TA(4); + Object.defineProperty(sample2, "length", { + get: function() { + throw new Test262Error( + "Does not return abrupt getting length property" + ); + } + }); + + sample2.map(function() { + loop++; + return convertToBigInt(0); + }); + assert.sameValue(loop, 4, "accessor descriptor"); +}); + |