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Libraries: Move to Userland/Libraries/

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This commit is contained in:
Andreas Kling 2021-01-12 12:17:30 +01:00
parent dc28c07fa5
commit 13d7c09125
1857 changed files with 266 additions and 274 deletions
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51
Libraries/LibJS/Tests/builtins/Object/Object.keys.js
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@ -1,51 +0,0 @@
describe("correct behavior", () => {
test("length", () => {
expect(Object.keys).toHaveLength(1);
expect(Object.keys(true)).toHaveLength(0);
expect(Object.keys(45)).toHaveLength(0);
expect(Object.keys(-998)).toHaveLength(0);
expect(Object.keys("abcd")).toHaveLength(4);
expect(Object.keys([1, 2, 3])).toHaveLength(3);
expect(Object.keys({ a: 1, b: 2, c: 3 })).toHaveLength(3);
});
test("object argument", () => {
let keys = Object.keys({ foo: 1, bar: 2, baz: 3 });
expect(keys).toEqual(["foo", "bar", "baz"]);
});
test("object argument with symbol keys", () => {
let keys = Object.keys({ foo: 1, [Symbol("bar")]: 2, baz: 3 });
expect(keys).toEqual(["foo", "baz"]);
});
test("array argument", () => {
let keys = Object.keys(["a", "b", "c"]);
expect(keys).toEqual(["0", "1", "2"]);
});
test("ignores non-enumerable properties", () => {
let obj = { foo: 1 };
Object.defineProperty(obj, "getFoo", {
value: function () {
return this.foo;
},
});
keys = Object.keys(obj);
expect(keys).toEqual(["foo"]);
});
});
describe("errors", () => {
test("null argument value", () => {
expect(() => {
Object.keys(null);
}).toThrowWithMessage(TypeError, "ToObject on null or undefined");
});
test("undefined argument value", () => {
expect(() => {
Object.keys(undefined);
}).toThrowWithMessage(TypeError, "ToObject on null or undefined");
});
});