diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/BigInt/key-is-numericindex.js')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/BigInt/key-is-numericindex.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/BigInt/key-is-numericindex.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/BigInt/key-is-numericindex.js new file mode 100644 index 0000000000..aaadd22433 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/BigInt/key-is-numericindex.js @@ -0,0 +1,40 @@ +// 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: > + Returns true after setting a valid numeric index key +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 + ... + If Desc has a [[Value]] field, then + Let value be Desc.[[Value]]. + Return ? IntegerIndexedElementSet(O, numericIndex, value). + + ... +includes: [testBigIntTypedArray.js] +features: [align-detached-buffer-semantics-with-web-reality, BigInt, Reflect, TypedArray] +---*/ +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA([42n, 42n]); + + assert.sameValue(Reflect.defineProperty(sample, '0', { + value: 8n, + configurable: true, + enumerable: true, + writable: true + }), true, 'Reflect.defineProperty(sample, "0", {value: 8n, configurable: true, enumerable: true, writable: true}) must return true'); + + assert.sameValue(sample[0], 8n, 'The value of sample[0] is 8n'); + var desc = Object.getOwnPropertyDescriptor(sample, '0'); + assert.sameValue(desc.value, 8n, 'The value of desc.value is 8n'); + assert.sameValue(desc.configurable, true, 'The value of desc.configurable is true'); + assert.sameValue(desc.enumerable, true, 'The value of desc.enumerable is true'); + assert.sameValue(desc.writable, true, 'The value of desc.writable is true'); +}); + +reportCompare(0, 0); |