/
exec.js
102 lines (86 loc) 路 4.68 KB
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exec.js
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class Foo {
static #x = 1;
static #self = Foo;
static self = Foo;
static getSelf() { return this }
static test() {
const o = { Foo: Foo };
const deep = { very: { o } };
function fn() {
return o;
}
function fnDeep() {
return deep;
}
expect(() => delete Foo?.#self.unicorn).toThrow(TypeError);
expect(() => delete deep?.very.o?.Foo.#self.unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self.unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self.self.unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self?.self.unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self.self?.self.unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self?.self?.self.unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self.getSelf().unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self.getSelf?.().unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self?.getSelf().unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self?.getSelf?.().unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self.getSelf()?.self.unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self.getSelf?.()?.self.unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self?.getSelf()?.self.unicorn).toThrow(TypeError);
expect(() => delete o?.Foo.#self?.getSelf?.()?.self.unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self.unicorn).toThrow(TypeError);
expect(() => delete fnDeep?.().very.o?.Foo.#self.unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self.unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self.self.unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self?.self.unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self.self?.self.unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self?.self?.self.unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self.getSelf().unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self.getSelf?.().unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self?.getSelf().unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self?.getSelf?.().unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self.getSelf()?.self.unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self.getSelf?.()?.self.unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self?.getSelf()?.self.unicorn).toThrow(TypeError);
expect(() => delete fn?.().Foo.#self?.getSelf?.()?.self.unicorn).toThrow(TypeError);
}
static testNull() {
const o = null;
const deep = { very: { o } };
const fn = null;
function fnDeep() {
return deep;
}
expect(delete deep?.very.o?.Foo.#self.unicorn).toBe(true);
expect(delete o?.Foo.#self.unicorn).toBe(true);
expect(delete o?.Foo.#self.self.unicorn).toBe(true);
expect(delete o?.Foo.#self?.self.unicorn).toBe(true);
expect(delete o?.Foo.#self.self?.self.unicorn).toBe(true);
expect(delete o?.Foo.#self?.self?.self.unicorn).toBe(true);
expect(delete o?.Foo.#self.getSelf().unicorn).toBe(true);
expect(delete o?.Foo.#self.getSelf?.().unicorn).toBe(true);
expect(delete o?.Foo.#self?.getSelf().unicorn).toBe(true);
expect(delete o?.Foo.#self?.getSelf?.().unicorn).toBe(true);
expect(delete o?.Foo.#self.getSelf()?.self.unicorn).toBe(true);
expect(delete o?.Foo.#self.getSelf?.()?.self.unicorn).toBe(true);
expect(delete o?.Foo.#self?.getSelf()?.self.unicorn).toBe(true);
expect(delete o?.Foo.#self?.getSelf?.()?.self.unicorn).toBe(true);
expect(delete fn?.().Foo.#self.unicorn).toBe(true);
expect(delete fnDeep?.().very.o?.Foo.#self.unicorn).toBe(true);
expect(delete fn?.().Foo.#self.unicorn).toBe(true);
expect(delete fn?.().Foo.#self.self.unicorn).toBe(true);
expect(delete fn?.().Foo.#self?.self.unicorn).toBe(true);
expect(delete fn?.().Foo.#self.self?.self.unicorn).toBe(true);
expect(delete fn?.().Foo.#self?.self?.self.unicorn).toBe(true);
expect(delete fn?.().Foo.#self.getSelf().unicorn).toBe(true);
expect(delete fn?.().Foo.#self.getSelf?.().unicorn).toBe(true);
expect(delete fn?.().Foo.#self?.getSelf().unicorn).toBe(true);
expect(delete fn?.().Foo.#self?.getSelf?.().unicorn).toBe(true);
expect(delete fn?.().Foo.#self.getSelf()?.self.unicorn).toBe(true);
expect(delete fn?.().Foo.#self.getSelf?.()?.self.unicorn).toBe(true);
expect(delete fn?.().Foo.#self?.getSelf()?.self.unicorn).toBe(true);
expect(delete fn?.().Foo.#self?.getSelf?.()?.self.unicorn).toBe(true);
}
}
Object.defineProperty(Foo, "unicorn", { configurable: false });
Foo.test();
Foo.testNull();