RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 18:07:34 +00:00
Code Issues Activity Actions

LibJS: Add the Object.getOwnPropertySymbols method

Browse source
This commit is contained in:
Idan Horowitz 2021-06-12 17:41:13 +03:00 • committed by Linus Groh
parent a2da3f97ef
commit bd9e20ef79
5 changed files with 44 additions and 15 deletions
Download patch file Download diff file Expand all files Collapse all files

16
Userland/Libraries/LibJS/Tests/builtins/Object/Object.getOwnPropertySymbols.js Normal file
View file

@ -0,0 +1,16 @@
test("use with array", () => {
let names = Object.getOwnPropertySymbols([1, 2, 3]);
console.log(names);
expect(names).toEqual([]);
});
test("use with object", () => {
let names = Object.getOwnPropertySymbols({ [Symbol.iterator]: 1, [Symbol.species]: 2 });
expect(names).toEqual([Symbol.iterator, Symbol.species]);
});
test("use with object with string keys", () => {
let symbol = Symbol("bar");
let names = Object.getOwnPropertySymbols({ foo: 1, [symbol]: 2, baz: 3 });
expect(names).toEqual([symbol]);
});