// 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-set-p-v-receiver description: > Returns false when setting the value of any CanonicalNumericIndexString if buffer is detached. info: | [[Set]] ( P, V, Receiver) ... If Type(P) is String, then Let numericIndex be ! CanonicalNumericIndexString(P). If numericIndex is not undefined, then Return ? IntegerIndexedElementSet(O, numericIndex, V). ... IntegerIndexedElementSet ( O, index, value ) Assert: O is an Integer-Indexed exotic object. Assert: Type(index) is Number. 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 true, return false. includes: [testBigIntTypedArray.js, detachArrayBuffer.js] features: [align-detached-buffer-semantics-with-web-reality, BigInt, TypedArray] ---*/ testWithBigIntTypedArrayConstructors(function(TA) { let sample = new TA([42n]); $DETACHBUFFER(sample.buffer); sample[0] = 1n; assert.sameValue(sample[0], undefined, '`sample[0] = 1n` is undefined'); sample['1.1'] = 1n; assert.sameValue(sample['1.1'], undefined, '`sample["1.1"] = 1n` is undefined'); sample['-0'] = 1n; assert.sameValue(sample['-0'], undefined, '`sample["-0"] = 1n` is undefined'); sample['-1'] = 1n; assert.sameValue(sample['-1'], undefined, '`sample["-1"] = 1n` is undefined'); sample['1'] = 1n; assert.sameValue(sample['1'], undefined, '`sample["1"] = 1n` is undefined'); sample['2'] = 1n; assert.sameValue(sample['2'], undefined, '`sample["2"] = 1n` is undefined'); let obj = { valueOf() { throw new Test262Error(); } }; assert.throws(Test262Error, function() { sample['0'] = obj; }, '`sample["0"] = obj` throws Test262Error'); }); reportCompare(0, 0);