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Diffstat (limited to 'js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/BigInt/set-value.js')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/BigInt/set-value.js | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/BigInt/set-value.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/BigInt/set-value.js new file mode 100644 index 0000000000..6998041783 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/BigInt/set-value.js @@ -0,0 +1,57 @@ +// 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-integer-indexed-exotic-objects-defineownproperty-p-desc +description: > + Set the value and return true +info: | + 9.4.5.3 [[DefineOwnProperty]] ( P, Desc) + ... + 3. If Type(P) is String, then + a. Let numericIndex be ! CanonicalNumericIndexString(P). + b. If numericIndex is not undefined, then + ... + xi. If Desc has a [[Value]] field, then + 1. Let value be Desc.[[Value]]. + 2. Return ? IntegerIndexedElementSet(O, intIndex, value). + ... + + IntegerIndexedElementSet ( O, index, value ) + + Assert: O is an Integer-Indexed exotic object. + If O.[[ContentType]] is BigInt, let numValue be ? ToBigInt(value). + Otherwise, let numValue be ? ToNumber(value). + Let buffer be O.[[ViewedArrayBuffer]]. + If IsDetachedBuffer(buffer) is false and ! IsValidIntegerIndex(O, index) is true, then + Let offset be O.[[ByteOffset]]. + Let arrayTypeName be the String value of O.[[TypedArrayName]]. + Let elementSize be the Element Size value specified in Table 62 for arrayTypeName. + Let indexedPosition be (ℝ(index) × elementSize) + offset. + Let elementType be the Element Type value in Table 62 for arrayTypeName. + Perform SetValueInBuffer(buffer, indexedPosition, elementType, numValue, true, Unordered). + Return NormalCompletion(undefined). + +includes: [testBigIntTypedArray.js] +features: [BigInt, Reflect, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA([0n, 0n]); + + assert.sameValue( + Reflect.defineProperty(sample, "0", {value: 1n}), + true, + "set value for sample[0] returns true" + ); + + assert.sameValue( + Reflect.defineProperty(sample, "1", {value: 2n}), + true, + "set value for sample[1] returns true" + ); + + assert.sameValue(sample[0], 1n, "sample[0]"); + assert.sameValue(sample[1], 2n, "sample[1]"); +}); + +reportCompare(0, 0); |