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|
// 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 false if numericIndex is not an integer
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
i. If IsInteger(numericIndex) is false, return false.
...
includes: [testBigIntTypedArray.js]
features: [BigInt, Reflect, TypedArray]
---*/
testWithBigIntTypedArrayConstructors(function(TA) {
var sample = new TA(2);
assert.sameValue(
Reflect.defineProperty(sample, "0.1", {
value: 42n,
configurable: false,
enumerable: true,
writable: true
}),
false,
"0.1"
);
assert.sameValue(sample[0], 0n, "'0.1' - does not change the value for [0]");
assert.sameValue(
sample["0.1"],
undefined,
"'0.1' - does not define a value for ['0.1']"
);
assert.sameValue(
Reflect.defineProperty(sample, "0.000001", {
value: 42n,
configurable: false,
enumerable: true,
writable: true
}),
false,
"0.000001"
);
assert.sameValue(
sample[0], 0n,
"'0.000001' - does not change the value for [0]"
);
assert.sameValue(
sample["0.000001"],
undefined,
"'0.000001' - does not define a value for ['0.000001']"
);
assert.sameValue(
Reflect.defineProperty(sample, "1.1", {
value: 42n,
configurable: false,
enumerable: true,
writable: true
}),
false,
"1.1"
);
assert.sameValue(sample[1], 0n, "'1.1' - does not change the value for [1]");
assert.sameValue(
sample["1.1"],
undefined,
"'1.1' - does not define a value for ['1.1']"
);
assert.sameValue(
Reflect.defineProperty(sample, "Infinity", {
value: 42n,
configurable: false,
enumerable: true,
writable: true
}),
false,
"Infinity"
);
assert.sameValue(
sample[0], 0n,
"'Infinity' - does not change the value for [0]"
);
assert.sameValue(
sample[1], 0n,
"'Infinity' - does not change the value for [1]"
);
assert.sameValue(
sample["Infinity"],
undefined,
"'Infinity' - does not define a value for ['Infinity']"
);
assert.sameValue(
Reflect.defineProperty(sample, "-Infinity", {
value: 42n,
configurable: false,
enumerable: true,
writable: true
}),
false,
"-Infinity"
);
assert.sameValue(
sample[0], 0n,
"'-Infinity' - does not change the value for [0]"
);
assert.sameValue(
sample[1], 0n,
"'-Infinity' - does not change the value for [1]"
);
assert.sameValue(
sample["-Infinity"],
undefined,
"'-Infinity' - does not define a value for ['-Infinity']"
);
});
reportCompare(0, 0);
|