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LibJS: Don't coerce this value to an object in Function.prototype.apply

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Luke Wilde 2022-02-10 00:00:27 +00:00 • committed by Linus Groh
parent 898ad7c682
commit 12231068bd
2 changed files with 38 additions and 5 deletions
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16
Userland/Libraries/LibJS/Tests/builtins/Function/Function.prototype.apply.js
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@ -49,3 +49,19 @@ test("basic functionality", () => {
expect((() => this).apply("foo")).toBe(globalThis);
});
describe("errors", () => {
test("does not accept non-function values", () => {
expect(() => {
Function.prototype.apply.call("foo");
}).toThrowWithMessage(TypeError, "foo is not a function");
expect(() => {
Function.prototype.apply.call(undefined);
}).toThrowWithMessage(TypeError, "undefined is not a function");
expect(() => {
Function.prototype.apply.call(null);
}).toThrowWithMessage(TypeError, "null is not a function");
});
});