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| author | Idan Horowitz <idan.horowitz@gmail.com> | 2021-04-17 01:46:48 +0300 |
|---|---|---|
| committer | Linus Groh <mail@linusgroh.de> | 2021-04-17 00:59:36 +0200 |
| commit | 586f10b6e17a36b045377988205230b29892be0f (patch) | |
| tree | 56c8c87acc7be8da2cb3ee7ebcf0c68244286dab /Userland/Libraries/LibJS/Tests | |
| parent | 7744048d0fde1602b8bb68b98d821358ca32c480 (diff) | |
| download | serenity-586f10b6e17a36b045377988205230b29892be0f.zip | |
LibJS: Accept symbol property in the `in` operator
This is used by discord.com and allowed by the specification:
https://tc39.es/ecma262/#sec-relational-operators-runtime-semantics-evaluation
Diffstat (limited to 'Userland/Libraries/LibJS/Tests')
| -rw-r--r-- | Userland/Libraries/LibJS/Tests/operators/in-operator-basic.js | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Userland/Libraries/LibJS/Tests/operators/in-operator-basic.js b/Userland/Libraries/LibJS/Tests/operators/in-operator-basic.js index 1deec41f76..a036171c27 100644 --- a/Userland/Libraries/LibJS/Tests/operators/in-operator-basic.js +++ b/Userland/Libraries/LibJS/Tests/operators/in-operator-basic.js @@ -1,10 +1,12 @@ test("in operator with objects", () => { - const o = { foo: "bar", bar: undefined }; + const sym = Symbol(); + const o = { foo: "bar", bar: undefined, [sym]: "qux" }; expect("" in o).toBeFalse(); expect("foo" in o).toBeTrue(); expect("bar" in o).toBeTrue(); expect("baz" in o).toBeFalse(); expect("toString" in o).toBeTrue(); + expect(sym in o).toBeTrue(); }); test("in operator with arrays", () => { |