| // 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-get-p-receiver |
| description: > |
| Return undefined if key is numeric index is -0. |
| info: | |
| 9.4.5.4 [[Get]] (P, Receiver) |
| |
| ... |
| 2. If Type(P) is String, then |
| a. Let numericIndex be ! CanonicalNumericIndexString(P). |
| b. If numericIndex is not undefined, then |
| i. Return ? IntegerIndexedElementGet(O, numericIndex). |
| ... |
| |
| 9.4.5.8 IntegerIndexedElementGet ( O, index ) |
| |
| ... |
| 6. If index = -0, return undefined. |
| ... |
| includes: [testTypedArray.js] |
| features: [TypedArray] |
| ---*/ |
| |
| var proto = TypedArray.prototype; |
| Object.defineProperty(proto, "-0", { |
| get: function() { |
| throw new Test262Error("OrdinaryGet was called! Ref: 9.1.8.1 3.c"); |
| } |
| }); |
| |
| testWithTypedArrayConstructors(function(TA) { |
| var sample = new TA([42, 43]); |
| |
| assert.sameValue(sample["-0"], undefined); |
| }); |
