summaryrefslogtreecommitdiffstats
path: root/js/src/tests/ecma_6/Symbol/species.js
blob: ba45066e1e502d9ba6625eb8dae9d49d00177935 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
var BUGNUMBER = 1131043;
var summary = "Implement @@species getter for builtin types";

print(BUGNUMBER + ": " + summary);

var TypedArray = Object.getPrototypeOf(Int8Array);

for (var C of [Array, Map, Set, RegExp,
               Int8Array, Uint8Array, Uint8ClampedArray,
               Int16Array, Uint16Array, Int32Array, Uint32Array,
               Float32Array, Float64Array,
               ArrayBuffer]) {
  assertEq(C[Symbol.species], C);
}

for (C of [Array, Map, Set, RegExp,
           TypedArray,
           ArrayBuffer]) {
  var desc = Object.getOwnPropertyDescriptor(C, Symbol.species);
  assertDeepEq(Object.keys(desc).sort(), ["configurable", "enumerable", "get", "set"]);
  assertEq(desc.set, undefined);
  assertEq(desc.enumerable, false);
  assertEq(desc.configurable, true);
  assertEq(desc.get.apply(null), null);
  assertEq(desc.get.apply(undefined), undefined);
  assertEq(desc.get.apply(42), 42);
}

if (typeof reportCompare === "function")
    reportCompare(0, 0);