| // 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-%typedarray%.prototype.indexof |
| description: -0 fromIndex becomes 0 |
| info: | |
| 22.2.3.13 %TypedArray%.prototype.indexOf (searchElement [ , fromIndex ] ) |
| |
| %TypedArray%.prototype.indexOf is a distinct function that implements the same |
| algorithm as Array.prototype.indexOf as defined in 22.1.3.12 except that the |
| this object's [[ArrayLength]] internal slot is accessed in place of performing |
| a [[Get]] of "length". |
| |
| 22.1.3.12 Array.prototype.indexOf ( searchElement [ , fromIndex ] ) |
| |
| ... |
| 6. If n ≥ 0, then |
| a. If n is -0, let k be +0; else let k be n. |
| ... |
| includes: [testBigIntTypedArray.js] |
| features: [BigInt, TypedArray] |
| ---*/ |
| |
| testWithBigIntTypedArrayConstructors(function(TA) { |
| var sample; |
| |
| sample = new TA([42n, 43n]); |
| assert.sameValue(sample.indexOf(42n, -0), 0, "-0 [0]"); |
| assert.sameValue(sample.indexOf(43n, -0), 1, "-0 [1]"); |
| }); |
